CN211574093U - Electric hydraulic disc brake - Google Patents
Electric hydraulic disc brake Download PDFInfo
- Publication number
- CN211574093U CN211574093U CN201922479714.6U CN201922479714U CN211574093U CN 211574093 U CN211574093 U CN 211574093U CN 201922479714 U CN201922479714 U CN 201922479714U CN 211574093 U CN211574093 U CN 211574093U
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Abstract
The electric hydraulic disc brake is fixedly connected with user equipment through a base, the lower end of an electric hydraulic pusher is hinged to a push rod support, the push rod support is hinged to a pin shaft at the right lower part of a right brake arm, the upper end of the electric hydraulic pusher is hinged to a square shaft, the square shaft is fixed to one side of the lower part of a lever assembly, a left brake arm is hinged to the base through a pin hole at the lower end of the left brake arm, the upper end of the left brake arm is hinged to a pull rod assembly of a compensation mechanism, a pin hole in the middle of the left brake arm is hinged to a left brake shoe, and a pin hole at the lower end of the right brake arm is hinged to the. The utility model discloses can guarantee that the user realizes electric interlocking automatic control's requirement, compact structure arranges rationally, and the spring force acts on the brake arm center, and the brake arm atress is reasonable, does not receive the torsion effect. The brake disc has the function of automatic friction plate wear compensation, and the brake moment of the brake disc is ensured to be constant.
Description
Technical Field
The utility model belongs to the mechanical braking field, concretely relates to electric power hydraulic arm disc brake.
Background
The brake is mainly used for mechanical braking matched with mechanical driving in industries such as hoisting, transportation, metallurgy, harbors, electric power and the like. The electro-hydraulic disc brake can be divided into a vertical brake of a brake disc and a horizontal brake of the brake disc according to the installation mode of the brake disc. At present, the existing brake is large in overall dimension, a spring assembly is arranged on one side of the brake, a brake arm is always under the action of torsion force, and the structure is unreasonable.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a be exclusively used in the perpendicular operating mode of arranging of horizontal transmission brake disc, overall dimension is little, and braking torque is big, and safety and stability can guarantee that the user realizes electric interlocking automatic control's requirement, and compact structure arranges rationally, and the spring force acts on the brake arm center, and the brake arm atress is reasonable, does not receive the electric power hydraulic disc brake of torsion effect.
The utility model discloses mainly include base, brake arm, brake shoe, spring unit, manual subassembly, lever subassembly, compensation mechanism, push rod support, limit switch and electro-hydraulic impeller.
Wherein, the electro-hydraulic disc brake is fixedly connected with the user equipment through the base. The lower end of the electric hydraulic thruster is hinged with a push rod bracket, and the push rod bracket is hinged with a pin shaft at the right lower part of the right brake arm. The upper end of the electric hydraulic pusher is hinged with a square shaft, and the square shaft is fixed on one side of the lower part of the lever assembly. The left brake arm is hinged with the base through a pin hole at the lower end of the left brake arm, the upper end of the left brake arm is hinged with a pull rod assembly of the compensation mechanism, and a pin hole in the middle of the left brake arm is hinged with the left brake shoe. The lower end pin hole of the right brake arm is hinged with the base through a right lower pin shaft of the right brake arm, the middle pin hole of the right brake arm is hinged with the right brake shoe, the pin hole in the upper end of the right brake arm is hinged with the lever arm, and the lever arm is arranged on the pin shaft of the brake shoe. The spring assembly and the lever assembly are fastened and connected through bolts. The manual assembly is arranged at the upper end of the lever assembly. The right side of the upper part of the lever component is provided with a compensation locking stop pin, and the compensation locking stop pin and the compensation mechanism are used for automatically compensating the abrasion of the brake shoe liner. The brake opening, the brake closing and the manual limit switches are arranged on a connecting plate above the right brake arm, and the liner abrasion limit switches are arranged on the left brake arm and the right brake arm to feed back brake working state signals to a control system, so that the safe operation of the brake and equipment is ensured.
Further, the brake shoe comprises a pin shaft, a brake block and a friction plate. The brake block and the friction plate are connected by a key groove positioning bolt, and the brake block is hinged with the left brake arm and the right brake arm respectively through pin shafts.
Furthermore, the spring assembly mainly comprises a spring pipe, a compression spring, an upper spring seat, a lower spring seat, a spring pull rod, a spring shoulder shaft, a spring connecting plate, a spring inner sleeve and a braking moment scale. The spring pull rod penetrates through the spring shoulder shaft and extends into the spring tube, the compression spring is sleeved on the spring pull rod and is internally supported by the spring inner sleeve to play a positioning role, the compression spring is arranged in the spring tube, the compression amount of the spring can be changed by adjusting the pull rod, the pressure of the spring is changed, and therefore the braking torque can be adjusted. The pin shaft at the lower end of the spring component is hinged with the pin hole on the base. The spring shoulder shaft at the upper end of the spring assembly is hinged to the spring connecting plate at two ends, and the spring assembly is fixedly connected with the lever assembly at the upper end through a bolt through the spring connecting plate. The braking torque scale is arranged on the outer side of the spring tube and used for marking the set braking torque.
Furthermore, the manual assembly comprises handle and two connecting plates, has the eccentric wheel on the handle. The manual component is arranged at the upper end of the lever component, the manual component is hinged with the left connecting plate and the right connecting plate through handle pin shafts, and the left connecting plate and the right connecting plate are fixed at the upper end of the right brake arm.
Further, the lever assembly is composed of a lever, a top plate and a square shaft. The square shaft is fastened on one side of the lower end of the lever through a screw, and the top plate is fastened on the upper plane of the lever through a screw. The lever assembly is fixedly connected with a spring connecting plate of the spring assembly, and the lever assembly is fixedly connected with two lever arms hinged to the upper end of the right brake arm.
Furthermore, the compensation mechanism consists of a pull rod assembly, a joint of a lever arm and the compensation mechanism, an inner sleeve, an outer shell, a one-way bearing and a shifting rod. The pull rod assembly is connected with the inner sleeve through threads, the outer shell is fastened with the joint through screws, the inner sleeve is installed in the outer shell, a one-way bearing is arranged between the inner sleeve and the outer sleeve, and the deflector rod is fixed on the outer sleeve. The left end of the compensation mechanism is hinged with the left brake arm through a pin shaft by a pull rod assembly; the right end of the compensation mechanism is hinged with a pin hole of the lever arm through a joint, and the lower end of the deflector rod leans against the lower end face of the compensation locking baffle shaft groove. When the friction plate is worn, the compensation locking stop shaft pushes the shift lever and the outer sleeve to rotate, the inner sleeve is driven to rotate under the action of the one-way bearing, and the pull rod is tightened to achieve the automatic friction plate wear compensation function.
The utility model discloses when using, the host computer starts, the motor of impeller is electrified, the inside centrifugal pump of drive produces pressure oil and is used for producing sufficient thrust and has promoted the push rod on the piston, give the lever subassembly thrust transmission, force the brake spring of the interior compression of spring unit further compression, pin joint lifts up as the center left end on the lever subassembly uses right brake arm simultaneously, the right-hand member swings downwards, under compensation mechanism's pull rod thrust, brake arm keeps silent and opens to both sides about promoting, the braking friction surface of the brake pad on the messenger's brake shoe breaks away from the brake disc, produce the back distance, the stopper is opened, push away to the limit journey to the push rod, travel switch moves, open signal for control system feedback, the stopper is in the release state this moment, the brake disc rotates along with the host computer operation.
The main machine stops, the motor of the pusher loses power, pressure oil loses pressure, push rod thrust is eliminated, the push rod is pushed to descend and reset under the action of a brake spring compressed in the spring assembly, meanwhile, the lever assembly is driven to lift the right end and swing the left end downwards by taking a hinge point on the right brake arm as a center, jaws of the left brake arm and the right brake arm are folded towards the middle under the action of pull rod tension in the compensation mechanism, so that a brake friction surface of a brake pad on a brake shoe is attached to the brake disc and generates set pressure to clamp the brake disc, brake torque is established through friction, closing action of the brake is completed, and the brake disc is forced to decelerate to stop rotating. When the pad of the brake shoe is worn, the compensation is automatically carried out under the action of the compensation mechanism, and the brake torque is ensured to be kept constant in use.
When the brake needs to be opened manually, the handle is pulled upwards, the lever assembly is centered on the hinged point of the right brake arm and the lever assembly under the action of the eccentric wheel on the handle, the left side of the lever assembly is lifted upwards, the lever arm is forced to swing towards the left lower side, the compensation mechanism pull rod is pushed to open the left brake arm and the right brake arm, the jaws of the brake shoes connected to the brake arms are opened towards the two sides, and therefore the brake opening effect is achieved.
Compared with the prior art, the utility model have following advantage:
(1) the brake disc vertical arrangement's during horizontal transmission operating mode is exclusively used in, and overall dimension is little, and braking torque is big, and safety and stability can guarantee that the user realizes the requirement of electric interlocking automatic control, compact structure, arrange rationally, and the spring force acts on the brake arm center, and the brake arm atress is reasonable, does not receive the torsion effect.
(2) The brake disc has the function of automatic friction plate wear compensation, and the brake moment of the brake disc is ensured to be constant.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a side view of the present invention;
fig. 3 is a top view of the present invention;
fig. 4 is a schematic view of a brake pad of the present invention;
FIG. 5 is a schematic view of a spring assembly of the present invention;
FIG. 6 is a schematic view of a manual assembly of the present invention;
fig. 7 is a schematic view of a manual assembly of the present invention;
fig. 8 is a schematic view of a lever assembly of the present invention;
fig. 9 is a schematic view of the compensating mechanism of the present invention;
in the figure, 1-base, 2-electro-hydraulic pusher, 3-push rod bracket, 4-right brake arm, 5-square shaft, 6-lever component, 7-left brake arm, 8-compensation mechanism, 9-left brake shoe, 10-friction plate, 11-right brake shoe, 12-lever arm, 13-spring component, 14-manual component, 15-compensation locking stop pin, 16-opening brake, closing brake, manual limit switch, 17-spring tube, 18-compression spring, 19-upper and lower spring seats, 20-spring pull rod, 21-spring shoulder shaft, 22-spring connecting plate, 23-spring inner sleeve, 24-brake moment scale, 25-left connecting plate, 26-right connecting plate, 27-lever, 28-top plate, 29-brake block, 30-pull rod component, 31-joint of lever arm and compensation mechanism, 32-inner sleeve, 33-outer sleeve, 34-outer shell, 35-one-way bearing, 36-shift lever and 37-pin shaft.
Detailed Description
In the schematic diagram of the present invention illustrated in fig. 1 to 9, the electrohydraulic disc brake is fixedly connected to the user equipment through the base 1. The lower end of the electro-hydraulic thruster 2 is hinged with a push rod bracket 3, and the push rod bracket is hinged with a pin shaft at the right lower part of a right brake arm 4. The upper end of the electric hydraulic pusher is hinged with a square shaft 5, and the square shaft is fixed on one side of the lower part of the lever assembly 6. The left brake arm 7 is hinged with the base through a pin hole at the lower end of the left brake arm, the upper end of the left brake arm is hinged with a pull rod assembly of the compensation mechanism 8, and a pin hole in the middle of the left brake arm is hinged with a left brake shoe 9. The lower end pin hole of the right brake arm is hinged with the base through a right lower pin shaft of the right brake arm, the middle pin hole of the right brake arm is hinged with a right brake shoe 11, the pin hole at the upper end of the right brake arm is hinged with a lever arm 12, and the lever arm is arranged on the pin shaft of the brake shoe. The brake shoe comprises a pin 37, a brake shoe 29 and a friction plate 10. The brake block and the friction plate are connected by a key groove positioning bolt, and the brake block is hinged with the left brake arm and the right brake arm respectively through pin shafts. The spring assembly 13 and the lever assembly are fastened and connected through bolts. The spring assembly mainly comprises a spring pipe 17, a compression spring 18, an upper spring seat 19, a lower spring seat 19, a spring pull rod 20, a spring shoulder shaft 21, a spring connecting plate 22, a spring inner sleeve 23 and a braking moment scale 24. The spring pull rod penetrates through the spring shoulder shaft and extends into the spring tube, the compression spring is sleeved on the spring pull rod and is internally supported by the spring inner sleeve to play a positioning role, the compression spring is arranged in the spring tube, the compression amount of the spring can be changed by adjusting the pull rod, the pressure of the spring is changed, and therefore the braking torque can be adjusted. The pin shaft at the lower end of the spring component is hinged with the pin hole on the base. The spring shoulder shaft at the upper end of the spring assembly is hinged to the spring connecting plate at two ends, and the spring assembly is fixedly connected with the lever assembly at the upper end through a bolt through the spring connecting plate. The braking torque scale is arranged on the outer side of the spring tube and used for marking the set braking torque. A manual assembly 14 is provided at the upper end of the lever assembly. The manual component comprises handle and two connecting plates, has the eccentric wheel on the handle. The manual component is arranged at the upper end of the lever component, the manual component is hinged with the left connecting plate 25 and the right connecting plate 26 through handle pin shafts, and the left connecting plate and the right connecting plate are fixed at the upper end of the right brake arm. The lever assembly is composed of a lever 27, a top plate 28 and a square shaft. The square shaft is fastened on one side of the lower end of the lever through a screw, and the top plate is fastened on the upper plane of the lever through a screw. The lever assembly is fixedly connected with a spring connecting plate of the spring assembly, and the lever assembly is fixedly connected with two lever arms hinged to the upper end of the right brake arm. And a compensation locking stop pin 15 is arranged on the right side of the upper part of the lever assembly, and the compensation locking stop pin and the compensation mechanism are used for automatically compensating the abrasion of the brake shoe lining. The compensation mechanism consists of a pull rod assembly 30, a joint 31 for hinging the lever arm with the compensation mechanism, an inner sleeve 32, an outer sleeve 33, an outer shell 34, a one-way bearing 35 and a shifting lever 36. The pull rod assembly is connected with the inner sleeve through threads, the outer shell is fastened with the joint through screws, the inner sleeve is installed in the outer shell, a one-way bearing is arranged between the inner sleeve and the outer sleeve, and the deflector rod is fixed on the outer sleeve. The left end of the compensation mechanism is hinged with the left brake arm through a pin shaft by a pull rod assembly; the right end of the compensation mechanism is hinged with a pin hole of the lever arm through a joint, and the lower end of the deflector rod leans against the lower end face of the compensation locking baffle shaft groove. When the friction plate is worn, the compensation locking stop shaft pushes the shift lever and the outer sleeve to rotate, the inner sleeve is driven to rotate under the action of the one-way bearing, and the pull rod is tightened to achieve the automatic friction plate wear compensation function. The switch-on, switch-off and manual limit switches 16 are arranged on the connecting plate above the right brake arm, and the liner abrasion limit switches are arranged on the left brake arm and the right brake arm to feed back brake working state signals to the control system, so that the safe operation of the brake and equipment is ensured.
Claims (6)
1. Electro-hydraulic disc brake mainly includes base, brake arm, brake shoe, spring assembly, manual subassembly, lever subassembly, push rod support, compensation mechanism, limit switch and electro-hydraulic impeller, its characterized in that: the electro-hydraulic disc brake is connected and fixed with user equipment through a base, the lower end of an electro-hydraulic pusher is hinged with a push rod support, the push rod support is hinged with a pin shaft at the lower right part of a right brake arm, the upper end of the electro-hydraulic pusher is hinged with a square shaft, the square shaft is fixed at one side of the lower part of a lever component, a left brake arm is hinged with the base through a pin hole at the lower end of the left brake arm, the upper end of the left brake arm is hinged with a pull rod component of a compensation mechanism, a pin hole in the middle of the left brake arm is hinged with a left brake shoe, a pin hole at the lower end of the right brake arm is hinged with the base through a lower right pin shaft of the right brake arm, a pin hole at the upper end of the right brake arm is hinged with the lever arm, the lever arm is arranged on the pin shaft of the brake shoe, a spring component is fastened and connected with the, the compensation locking gear pin and the compensation mechanism are used for automatically compensating the abrasion of the brake shoe liner, the brake opening, the brake closing and the manual limit switch are arranged on the connecting plate above the right brake arm, and the liner abrasion limit switch is arranged on the left brake arm and the right brake arm to feed back a brake working state signal to the control system, so that the safe operation of the brake and equipment is ensured.
2. The electro-hydraulic disc brake of claim 1, wherein: the brake shoe block comprises a pin shaft, a brake block and a friction plate, the brake block and the friction plate are connected through a key groove positioning bolt, and the brake shoe block is hinged with the left brake arm and the right brake arm through the pin shaft respectively.
3. The electro-hydraulic disc brake of claim 1, wherein: the spring assembly mainly comprises a spring pipe, a compression spring, an upper spring seat, a lower spring seat, a spring pull rod, a spring shoulder shaft, a spring connecting plate, a spring inner sleeve and a braking torque scale, wherein the spring pull rod penetrates through the spring shoulder shaft and extends into the spring pipe, the compression spring is sleeved on the spring pull rod and is internally provided with a spring inner sleeve support to play a role in positioning, the compression spring is arranged in the spring pipe, the compression amount of the spring can be changed by adjusting the pull rod, the pressure of the spring is changed, so that the braking torque can be adjusted, a pin shaft at the lower end of the spring assembly is hinged with a pin hole in a base, two ends of the spring shoulder shaft at the upper end of the spring assembly are hinged with the spring connecting plate, the spring assembly is fixedly connected with a lever assembly at the upper end through bolts through.
4. The electro-hydraulic disc brake of claim 1, wherein: the manual component is composed of a handle and two connecting plates, an eccentric wheel is arranged on the handle, the manual component is arranged at the upper end of the lever component, the manual component is hinged with the left connecting plate and the right connecting plate through handle pin shafts, and the left connecting plate and the right connecting plate are fixed at the upper end of the right brake arm.
5. The electro-hydraulic disc brake of claim 1, wherein: the lever assembly is composed of a lever, a top plate and a square shaft, the square shaft is fastened on one side of the lower end of the lever through a screw, the top plate is fastened on the upper plane of the lever through a screw, the lever assembly is fastened and connected with a spring connecting plate of the spring assembly, and the lever assembly is fastened and connected with two lever arms hinged to the upper end of the right brake arm.
6. The electro-hydraulic disc brake of claim 1, wherein: the compensation mechanism consists of a pull rod assembly, a joint, an inner sleeve, an outer sleeve, a shell, a one-way bearing and a shifting rod, wherein the lever arm is hinged with the compensation mechanism; the right end of the compensation mechanism is hinged with a pin hole of a lever arm through a joint, the lower end of the deflector rod leans against the lower end face of the compensation locking baffle shaft groove, when the friction plate is abraded, the compensation locking baffle shaft pushes the deflector rod and the outer sleeve to rotate, the inner sleeve is driven to rotate under the action of the one-way bearing, the pull rod is tightened, and the automatic friction plate abrasion compensation function is achieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922479714.6U CN211574093U (en) | 2019-12-31 | 2019-12-31 | Electric hydraulic disc brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922479714.6U CN211574093U (en) | 2019-12-31 | 2019-12-31 | Electric hydraulic disc brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211574093U true CN211574093U (en) | 2020-09-25 |
Family
ID=72553603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922479714.6U Active CN211574093U (en) | 2019-12-31 | 2019-12-31 | Electric hydraulic disc brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211574093U (en) |
-
2019
- 2019-12-31 CN CN201922479714.6U patent/CN211574093U/en active Active
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