CN210978296U - Durable brake drum - Google Patents
Durable brake drum Download PDFInfo
- Publication number
- CN210978296U CN210978296U CN201921801709.6U CN201921801709U CN210978296U CN 210978296 U CN210978296 U CN 210978296U CN 201921801709 U CN201921801709 U CN 201921801709U CN 210978296 U CN210978296 U CN 210978296U
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- brake
- disc
- drum
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- chamber
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- 238000001179 sorption measurement Methods 0.000 claims description 22
- 241000883990 Flabellum Species 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 238000001125 extrusion Methods 0.000 abstract description 7
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 230000008859 change Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a durable type brake drum, concretely relates to brake drum technical field, including the brake disc, the brake disc includes the disk body, the middle part of disk body front surface is equipped with the inner disc chamber, the disk body front surface is equipped with the outer dish chamber that is located the inner disc chamber outside, first rectangular channel has been seted up to the both sides of lateral wall between inner disc chamber and the outer dish chamber, the bottom surface in outer dish chamber is connected with the installing frame that is located two first rectangular channel both sides respectively. The utility model discloses a be equipped with the sliding block, stretch out through the both ends of brake wheel cylinder, drive the sliding block and remove to both sides respectively, push away through first brake shoe of sliding block extrusion and second brake shoe, make first friction disc and second friction disc and the both sides wall extrusion on the outer drum chamber mutually to make the vehicle braking, be favorable to making the both sides wall area of contact increase in friction disc and the outer drum chamber, braking effect is better, and this kind of braking mode makes the friction disc wearing and tearing slower, and the change cycle is elongated.
Description
Technical Field
The utility model relates to a brake drum technical field, more specifically say, the utility model relates to a durable type brake drum.
Background
The brake drum is installed on the wheel hub and rotates with the wheel, and the brake transmission mechanism is used to make the brake shoe press the brake friction plate to the inner side of the brake drum, so as to produce brake force.
When the existing brake drum brakes, the friction plate can only contact with the inner wall of the brake drum, the contact area is small, the braking effect is general, and the braking mode causes the friction plate to be quickly worn, the replacement period is short, time and labor are wasted, and the efficiency is not high.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a durable type brake drum, through being equipped with the sliding block, stretch out through the both ends of brake wheel cylinder, it removes to both sides respectively to drive the sliding block, push away through first brake shoe of sliding block extrusion and second brake shoe, make first friction disc and second friction disc and the both sides wall extrusion on the outer drum chamber mutually, so that the vehicle braking, be favorable to making the both sides wall area of contact increase in friction disc and the outer drum chamber, braking effect is better, and this kind of braking mode makes the friction disc wearing and tearing slower, the change cycle lengthens.
In order to achieve the above object, the utility model provides a following technical scheme: a durable brake drum comprises a brake disc, wherein the brake disc comprises a disc body, an inner disc cavity is arranged in the middle of the front surface of the disc body, an outer disc cavity located on the outer side of the inner disc cavity is arranged on the front surface of the disc body, first rectangular grooves are formed in two sides of the side wall between the inner disc cavity and the outer disc cavity, the bottom surface of the outer disc cavity is connected with mounting frames respectively located on two sides of the two first rectangular grooves, a plurality of adjusting springs are connected to two sides of the inner cavity of each mounting frame, one end of each adjusting spring is connected with a top plate, and one side of each top plate is connected with a sliding block in a sliding mode;
the both sides of sliding block one end are all rotated and are connected with the connecting rod, one the one end of connecting rod is rotated and is connected with first brake shoe, one side of first brake shoe is connected with the first friction disc of keeping away from first rectangular channel one side, another the one end of connecting rod is rotated and is connected with the second brake shoe, one side of second brake shoe is connected with the second friction disc that is close to first rectangular channel one side, the other end sliding connection of sliding block has the kicking block, slottedly is seted up to one side of kicking block, the kicking block passes through the bottom surface fixedly connected with reset spring in groove, reset spring's one end and the bottom surface fixed connection in adjacent sliding block upper groove.
In a preferred embodiment, a brake wheel cylinder is installed on one side of the bottom surface of the inner disc cavity, push rods are fixedly connected to both sides of the brake wheel cylinder, and one end of each push rod penetrates through the first rectangular groove.
In a preferred embodiment, one end of the push rod is connected with a push block, and two sides of the push block are respectively connected with the side surfaces of two adjacent ejector blocks in a sliding manner.
In a preferred embodiment, the front surface of the disc body is connected with a brake drum, the brake drum comprises a drum body, the front surface of the drum body is detachably connected with the surface of the disc body through a bolt, an inner drum cavity is arranged in the middle of the front surface of the drum body, an outer drum cavity located on the outer side of the inner drum cavity is arranged on the front surface of the drum body, and second rectangular grooves are formed in two sides of the side wall between the inner drum cavity and the outer drum cavity.
In a preferred embodiment, the bottom surface of the inner disc cavity is provided with a sector pipe at one side far away from the brake wheel cylinder, and short rods are arranged on two sides of the middle part of the outer surface of the sector pipe at one side of the brake wheel cylinder.
In a preferred embodiment, a torsion spring is arranged on one side of each of the two short rods, and one end of each short rod is rotatably connected with one end of the fan-shaped pipe through the torsion spring.
In a preferred embodiment, one end of the short rod is rotatably connected with an adsorption net, and one end of the adsorption net is attached to the inner side wall of the fan-shaped pipe.
In a preferred embodiment, a driving motor located on one side of the short rods is mounted on the bottom surface of the inner disk cavity, and fan blades are fixedly connected to output shafts of the driving motor and located on the inner sides of the two short rods.
The utility model discloses a technological effect and advantage:
1. the utility model has the advantages that the sliding block is arranged, the two ends of the brake wheel cylinder extend out to drive the sliding block to move towards two sides respectively, the first brake shoe and the second brake shoe are extruded through the sliding block, the first friction plate and the second friction plate are extruded with two side walls on the outer drum cavity, so that the vehicle is braked, the contact area of the friction plates and the two side walls of the outer drum cavity is increased, the braking effect is better, the friction plates are abraded slowly by the braking mode, and the replacement period is prolonged;
2. the utility model discloses a be equipped with the fan-shaped pipe, driving motor drives the flabellum and with the piece suction that first friction disc and the second friction disc of outer drum intracavity portion produced, is favorable to keeping outer drum intracavity portion clean, makes braking effect better, is difficult for the braking inefficacy.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an enlarged view of a structure at a in fig. 1 according to the present invention.
Fig. 3 is a side view of the present invention.
Fig. 4 is a schematic structural view of the brake drum of the present invention.
Fig. 5 is an enlarged view of a structure at B in fig. 1 according to the present invention.
The reference signs are: the brake disc comprises a brake disc 1, a disc body 11, an inner disc cavity 12, an outer disc cavity 13, a first rectangular groove 14, a mounting frame 2, an adjusting spring 21, a top plate 22, a sliding block 3, a connecting rod 4, a first brake shoe 41, a first friction plate 42, a second brake shoe 43, a second friction plate 44, a top block 5, a return spring 6, a brake wheel cylinder 7, a push rod 8, a push block 81, a brake drum 9, a brake drum 91, an inner drum cavity 92, an outer drum cavity 93, a second rectangular groove 94, a fan-shaped pipe 100, a short rod 101, a torsion spring 102, an adsorption net 110, a driving motor 120 and a fan blade 121.
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.
The utility model provides a durable brake drum, which comprises a brake disc, wherein the brake disc comprises a disc body, an inner disc cavity is arranged in the middle of the front surface of the disc body, an outer disc cavity positioned outside the inner disc cavity is arranged on the front surface of the disc body, first rectangular grooves are arranged on two sides of the side wall between the inner disc cavity and the outer disc cavity, the bottom surface of the outer disc cavity is connected with mounting frames respectively positioned on two sides of the two first rectangular grooves, two sides of the inner cavity of the mounting frame are both connected with a plurality of adjusting springs, one end of each adjusting spring is connected with a top plate, one side of each top plate is slidably connected with a sliding block, two sides of one end of each sliding block are both rotatably connected with connecting rods, one end of each connecting rod is rotatably connected with a first brake shoe, one side of each first brake shoe is connected with a first friction plate far away from one side of the first rectangular groove, and the other one end, one side of the second brake shoe is connected with a second friction plate close to one side of the first rectangular groove, the other end of each sliding block is connected with a jacking block in a sliding manner, one side of each jacking block is provided with a groove, each jacking block is fixedly connected with a return spring through the bottom surface of each groove, one end of each return spring is fixedly connected with the bottom surface of the groove on the adjacent sliding block, one side of the bottom surface of each inner disc cavity is provided with a brake wheel cylinder, two sides of each brake wheel cylinder are fixedly connected with push rods, one end of each push rod penetrates through the first rectangular groove, one end of each push rod is connected with a push block, two sides of each push block are respectively connected with the side surfaces of the two adjacent jacking blocks in a sliding manner, the front surface of the disc body is connected with a brake drum, the brake drum comprises a drum body, the front surface of the drum body is detachably connected with the surface of the disc body through bolts, the middle part of the front surface of the drum body, and second rectangular grooves are formed in two sides of the side wall between the inner drum cavity and the outer drum cavity.
As shown in fig. 1 to 4, the embodiment specifically is as follows: when a vehicle is to be braked, the brake wheel cylinder 7 acts, two ends of the brake wheel cylinder 7 extend outwards to push the push rod 8 to move towards two sides, the push rod 8 pushes the push block 81, the push block 81 pushes the inclined plane of the push block 5 to enable the push blocks 5 at two sides of the two push rods 8 to move towards two sides respectively, the two push blocks 5 extrude the connecting rod 4, the first brake shoe 41 moves outwards to enable the first friction plate 42 to extrude with the outer side wall of the outer disc cavity 13, the second brake shoe 43 moves inwards to enable the second friction plate 44 to extrude with the inner side wall of the outer disc cavity 13, so that the braking purpose is achieved, the contact area between the friction plates and the two side walls of the outer drum cavity 93 is increased, the braking effect is better, the friction plates are worn slowly by the braking mode, the replacement period is prolonged, when braking is stopped, two ends of the brake wheel cylinder 7 contract inwards to drive the two push blocks 81 to move towards the middle, and the two push blocks, the initial position is restored, the first brake shoe 41 and the second brake shoe 43 are driven to move towards the middle, the first friction plate 42 and the second brake shoe 43 are separated from the inner wall of the outer disc cavity 13, the top plate 22 is arranged because the friction degree of the first friction plate 42 and the second friction plate 44 is different, when the top block 5 pushes the sliding block 3, if the extrusion degree of the side walls of the first friction plate 42 and the second friction plate 44 and the outer disc cavity 13 is different, the sliding block 3 slides on the top block 5, the sliding block 3 is inclined, the purpose of achieving the same extrusion force is achieved, and after braking is completed, the sliding block 3 is restored to the initial position due to the effect of the elastic force of the adjusting spring 21.
The bottom surface of the inner disc cavity is provided with a fan-shaped pipe far away from one side of the brake wheel cylinder, short rods are arranged on two sides of the middle part of the outer surface of the fan-shaped pipe, one side of each of the two short rods is provided with a torsion spring, one end of each short rod is rotatably connected with one end of the corresponding fan-shaped pipe through the torsion spring, one end of each short rod is rotatably connected with an adsorption net, one end of each adsorption net is attached to the inner side wall of the corresponding fan-shaped pipe, a driving motor located on one side of each short rod is mounted on the bottom surface of the inner disc cavity, a fan blade is fixedly connected to an output shaft of the driving motor, and the;
as shown in fig. 1 and 5, the embodiment specifically includes: in the running process of a vehicle, the driving motor 120 is started, the driving motor 120 drives the fan blades 121 to rotate, debris in the outer disc cavity 13 is adsorbed on the adsorption net 110 through the fan-shaped pipe 100, the cleanness of the interior of the outer drum cavity 93 is kept, the braking effect is better, the braking failure is not easy to occur, the adsorption net 110 can be cleaned while the friction plates are replaced, when the adsorption net 110 is cleaned, the driving motor 120 is detached, then the short rod 101 on one side is pulled, the adsorption net 110 is located at the outlet, then the adsorption net 110 is rotated, the debris on the adsorption net 110 can be cleaned, the short rod 101 is loosened after the cleaning is finished, the adsorption net 110 restores to the initial position due to the action of the elastic force of the torsion spring 102, the adsorption net 110 on the other side is cleaned in the same method, and the cleaning is convenient.
The utility model discloses the theory of operation:
referring to fig. 1-4 of the specification, when a vehicle is to be braked, the brake wheel cylinder 7 is actuated to push the push blocks 81 to push the push blocks 5 to move towards two sides respectively, two push blocks 5 press the connecting rod 4, the first brake shoe 41 moves towards the outer side to press the first friction plate 42 against the outer side wall of the outer disc cavity 13, the second brake shoe 43 moves towards the inner side to press the second friction plate 44 against the inner side wall of the outer disc cavity 13 for braking, when the vehicle is stopped, two ends of the brake wheel cylinder 7 contract inwards to drive the two push blocks 81 to move towards the middle, the two push blocks 5 return to the initial position due to the elastic force of the return spring 6 and drive the first brake shoe 41 and the second brake shoe 43 to move towards the middle to separate the first friction plate 42 and the second brake shoe 43 from the inner wall of the outer disc cavity 13, and the push plates 22 are arranged due to different friction degrees of the first friction plate 42 and the second friction plate 44, when the top block 5 pushes the sliding block 3, if the first friction plate 42 and the second friction plate 44 are extruded to different degrees with the side walls of the outer disk cavity 13, the sliding block 3 will slide on the top block 5, so that the sliding block 3 is inclined to achieve the purpose of the same extrusion force;
further, referring to the attached drawings 1 and 5 of the specification, in the driving process of the vehicle, the driving motor 120 is started to drive the fan blades 121 to rotate, the fragments in the outer disk cavity 13 are adsorbed on the adsorption net 110 through the fan-shaped pipe 100, the adsorption net 110 can be cleaned while the friction plates are replaced, when the adsorption net 110 is cleaned, the short rod 101 on one side is pulled, then the adsorption net 110 is rotated to clean the fragments on the adsorption net 110, the short rod 101 is loosened after the cleaning is finished, the adsorption net 110 is restored to the initial position, and the adsorption net 110 on the other side is cleaned in the same method.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A durable brake drum comprising a brake disc (1), characterized in that: the brake disc (1) comprises a disc body (11), an inner disc cavity (12) is arranged in the middle of the front surface of the disc body (11), an outer disc cavity (13) located on the outer side of the inner disc cavity (12) is arranged on the front surface of the disc body (11), first rectangular grooves (14) are formed in two sides of the side wall between the inner disc cavity (12) and the outer disc cavity (13), the bottom surface of the outer disc cavity (13) is connected with mounting frames (2) respectively located on two sides of the two first rectangular grooves (14), two sides of the inner cavity of each mounting frame (2) are respectively connected with a plurality of adjusting springs (21), one ends of the adjusting springs (21) are connected with top plates (22), and one sides of the two top plates (22) are connected with sliding blocks (3) in a sliding mode;
the both sides of sliding block (3) one end are all rotated and are connected with connecting rod (4), one the one end of connecting rod (4) is rotated and is connected with first brake shoe (41), one side of first brake shoe (41) is connected with first friction disc (42) of keeping away from first rectangular channel (14) one side, another the one end of connecting rod (4) is rotated and is connected with second brake shoe (43), one side of second brake shoe (43) is connected with second friction disc (44) that are close to first rectangular channel (14) one side, the other end sliding connection of sliding block (3) has kicking block (5), one side of kicking block (5) is seted up slottedly, kicking block (5) are through bottom surface fixedly connected with reset spring (6) in groove, the bottom surface fixed connection in groove on the one end of reset spring (6) and adjacent sliding block (3).
2. A durable brake drum according to claim 1, wherein: brake wheel cylinder (7) are installed to one side of inner disc chamber (12) bottom surface, the equal fixedly connected with push rod (8) in both sides of brake wheel cylinder (7), first rectangular channel (14) are passed to the one end of push rod (8).
3. A durable brake drum according to claim 2, wherein: one end of the push rod (8) is connected with a push block (81), and two sides of the push block (81) are respectively connected with the side surfaces of the two adjacent ejector blocks (5) in a sliding mode.
4. A durable brake drum according to claim 1, wherein: the front surface of disk body (11) is connected with brake drum (9), brake drum (9) are including drum body (91), the front surface of drum body (91) passes through the bolt can dismantle with the surface of disk body (11) and is connected, the middle part of drum body (91) front surface is equipped with interior drum chamber (92), drum body (91) front surface is equipped with outer drum chamber (93) that are located the interior drum chamber (92) outside, second rectangular channel (94) have been seted up to the both sides of lateral wall between interior drum chamber (92) and outer drum chamber (93).
5. A durable brake drum according to claim 2, wherein: the bottom surface of the inner disc cavity (12) is provided with a fan-shaped pipe (100) far away from one side of the brake wheel cylinder (7), and two sides of the fan-shaped pipe (100) located in the middle of the outer surface of one side of the brake wheel cylinder (7) are provided with short rods (101).
6. A durable brake drum according to claim 5, wherein: one side of each of the two short rods (101) is provided with a torsion spring (102), and one end of each of the short rods (101) is rotatably connected with one end of the corresponding fan-shaped pipe (100) through the torsion spring (102).
7. A durable brake drum according to claim 6, wherein: one end of the short rod (101) is rotatably connected with an adsorption net (110), and one end of the adsorption net (110) is attached to the inner side wall of the fan-shaped pipe (100).
8. A durable brake drum according to claim 6, wherein: the bottom surface in inner disc chamber (12) is installed and is located driving motor (120) of quarter butt (101) one side output shaft fixedly connected with flabellum (121) of driving motor (120), flabellum (121) are located the inboard of two quarter butts (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921801709.6U CN210978296U (en) | 2019-10-25 | 2019-10-25 | Durable brake drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921801709.6U CN210978296U (en) | 2019-10-25 | 2019-10-25 | Durable brake drum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210978296U true CN210978296U (en) | 2020-07-10 |
Family
ID=71456732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921801709.6U Expired - Fee Related CN210978296U (en) | 2019-10-25 | 2019-10-25 | Durable brake drum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210978296U (en) |
-
2019
- 2019-10-25 CN CN201921801709.6U patent/CN210978296U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200710 |