CN105570357A - Manual releasing device and brake using same - Google Patents
Manual releasing device and brake using same Download PDFInfo
- Publication number
- CN105570357A CN105570357A CN201610122916.3A CN201610122916A CN105570357A CN 105570357 A CN105570357 A CN 105570357A CN 201610122916 A CN201610122916 A CN 201610122916A CN 105570357 A CN105570357 A CN 105570357A
- Authority
- CN
- China
- Prior art keywords
- bevel gear
- hand release
- shell
- screw
- base
- 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.)
- Granted
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
- F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
- F16D65/22—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for pressing members apart, e.g. for drum brakes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D49/00—Brakes with a braking member co-operating with the periphery of a drum, wheel-rim, or the like
- F16D49/16—Brakes with two brake-blocks
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/14—Mechanical
- F16D2121/16—Mechanical for releasing a normally applied brake
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention provides a manual releasing device and a brake using the device. The brake comprises a brake arm driving lever and a manual releasing device, wherein the manual releasing device comprises a base, a screw-nut mechanism is arranged on the base, the screw-nut mechanism is provided with a torque input end and a linear action output end driving the brake arm driving lever to act, and the manual releasing device further comprises a torque input structure for inputting torque to the torque input end. According to the invention, by inputting torque to the torque input end via the torque input structure, a linear action output end can output a linear action so as to drive the brake arm driving lever to act, so that a brake can be released, and an effect of manual releasing can be achieved; and since the screw-nut mechanism has a good self-locking effect, the manual releasing device can keep a good locking state.
Description
Technical field
The present invention relates to a kind of hand release and use the break of this device.
Background technique
Break is widely used in the multiple fields needing mechanical braking such as lifting, transport, metallurgy, harbour, building, and its effect makes machinery deceleration, braking or hold mode.Break generally comprises pusher, bourdon tube, brake arm and brake arm driving lever etc., when energized, the push rod of pusher rises rapidly, and by the effect of brake arm driving lever, the brake slipper be connected on brake arm is opened (declutching), now correspondingly to the spring pull bar in the bourdon tube that brake arm driving lever connects be drawn out bourdon tube, when power is off, under spring force, in spring pull bar retraction bourdon tube, the push rod of pusher declines rapidly, and by the effect of brake arm driving lever, brake slipper is closed up (band-type brake).
In use, due to have a power failure stop in emergency or current check maintenance time, need manual unlocking break, therefore generally all hand release is provided with on the brake, Authorization Notice No. is CN201991968U, authorized announcement date is that the Chinese utility model patent of 2011.09.28 discloses a kind of Special brake for beam-pumping unit, this break comprises hand release, hand release comprises the rotation release spanner that is arranged on bourdon tube and is arranged in lever and brake arm driving lever and discharges the roller that spanner is rotatably assorted with rotating, when break be in band-type brake state need manual release time, by rotate release spanner can by lever jack-up with the rotation of roller, thus play the effect of manual release brake slipper.Generally, rotating the face that release spanner rolls with rollers co-operate is an arc shaped surface, and arc-shaped surface end is provided with a concave surface for locking roller, when turning to the peak of arc shaped surface, roller sticks in concave surface locked, thus can keep releasing state, conveniently carries out other operations.In use there are following two shortcomings in this hand release:
(1) locking state is unstable.By roller is stuck in rotate release spanner concave surface in carry out locked, if encounter spanner because of carelessness, roller is easy to spin off from concave surface, thus causes manual release failure, even may cause security incident.
(2) larger space is taken.The size of rotating release spanner is comparatively large, still occupying larger spatial position, affecting the integrally-built compactedness of break when not needing manual release.
Summary of the invention
The object of the present invention is to provide a kind of hand release, to solve the problem of hand release locking state instability in prior art; The present invention also aims to provide a kind of break using this device.
In order to solve the problems of the technologies described above, in the present invention, the technological scheme of hand release is:
A kind of hand release, comprise base, base is provided with screw-nut mechanism, screw-nut mechanism has torque input end and for driving the linearly operating output terminal of corresponding brake arm driving lever action, hand release also comprises for the moment of torsion input structure to described torque input end input torque.
Described moment of torsion input structure comprises the output bevel gear coaxially set firmly with torque input end takes turns and takes turns the input bevel gear of engagement driving with output bevel gear.
Hand release also comprises and is arranged on support output bevel gear wheel on base and the thrust-bearing of torque input end.
Base upper end is provided with shell, and output bevel gear wheel and thrust-bearing are all arranged in described shell, and shell upper end offers the vertical vertical core passed through for linearly operating output terminal, and the sidewall that the gear shaft of input bevel gear passes shell stretches out described shell.
The pull bar perforation supplying the spring pull bar of break to run through is offered in screw-nut mechanism.
In the present invention, the technological scheme of break is:
A kind of break, comprise brake arm driving lever and hand release, hand release comprises base, base is provided with screw-nut mechanism, screw-nut mechanism has torque input end and drives the linearly operating output terminal of described brake arm driving lever action, and hand release also comprises the moment of torsion input structure to described torque input end input torque.
Described moment of torsion input structure comprises the output bevel gear coaxially set firmly with torque input end takes turns and takes turns the input bevel gear of engagement driving with output bevel gear.
Hand release also comprises and is arranged on support output bevel gear wheel on base and the thrust-bearing of torque input end.
Base upper end is provided with shell, and output bevel gear wheel and thrust-bearing are all arranged in described shell, and shell upper end offers the vertical vertical core passed through for linearly operating output terminal, and the sidewall that the gear shaft of input bevel gear passes shell stretches out described shell.
Break also comprises bourdon tube and the spring pull bar be connected with described brake arm driving lever be located in bourdon tube, and hand release is arranged at described bourdon tube upper end, offers the pull bar perforation run through for spring pull bar in screw-nut mechanism.
Beneficial effect of the present invention is: hand release adopts the screw-nut mechanism of the linearly operating output terminal having torque input end and drive the action of brake arm driving lever, and moment of torsion input structure is set at torque input end, pass through moment of torsion input structure like this to torque input end input torque, linearly operating output terminal just can be made to export linearly operating, thus drive the action of brake arm driving lever, break is made to realize declutching, play the effect of manual release, because screw-nut mechanism has good self-locking action, therefore hand release can be made to keep good locking state.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of break in the present invention.
Fig. 2 is the structural representation of hand release in Fig. 1.
In figure: 1. brake mount; 2. bourdon tube; 3. spring pull bar; 4. brake arm driving lever; 5. hand release; 6. pusher; 7. brake arm; 8. brake slipper; 9. friction facing; 50. end caps; 51. bases; 52. fixed holes; 53. shells; 54. screws; 55. gear shafts; 56. output bevel gear wheels; 57. leading screws; 58. screws; 59. thrust ball bearings.
Embodiment
The embodiment of break is as shown in Fig. 1 ~ Fig. 2, a kind of power hydraulic pressure drum brake, comprise brake mount 1, brake mount 1 is provided with bourdon tube 2, spring pull bar 3 is provided with in bourdon tube 2, the external part that spring pull bar 3 stretches out bourdon tube 2 is connected with the joint (not shown) be located between brake arm driving lever 4, brake mount 1 is also provided with and is positioned at for realizing when being energized the pusher 6 that declutches on the right side of bourdon tube 2, power hydraulic pressure drum brake also comprises for the brake arm 7 of braking brake, brake slipper 8 and friction facing 9.Hand release 5 is provided with between the upper end of bourdon tube 2 and joint, hand release 5 comprises base 51, base 51 offers the fixed hole 52 for hand release 5 being fixed on bourdon tube 2 upper end, base 51 is provided with screw-nut mechanism, screw-nut mechanism comprises leading screw 57 and screw 58, leading screw 57 is torque input end, screw 58 is the linearly operating output terminal driving the action of brake arm driving lever 4, and hand release 5 also comprises the moment of torsion input structure to leading screw 57 input torque.Moment of torsion input structure comprises the output bevel gear coaxially set firmly with leading screw 57 and takes turns 56 and take turns the input bevel gear of 56 engagement driving with output bevel gear, base 51 is provided with the thrust ball bearing 59 supporting output bevel gear wheel 56 and leading screw 57, base 51 upper end is installed with shell 53 by screw 54, output bevel gear wheel 56 and thrust ball bearing 59 are all arranged in described shell 53, shell 53 upper end offers the vertical vertical core passed through for screw 58, the sidewall that the gear shaft 55 of input bevel gear passes shell 53 stretches out described shell 53 towards right side, the external part that gear shaft 55 stretches out shell 53 is provided with the connecting part rotated for spanner inserting, shell 53 is provided with end cap 50, leading screw 57 and screw 58 and base 51 offer the pull bar perforation run through for spring pull bar 3.
The working principle of this break is: when being energized in mechanism, the push rod of pusher 6 rises rapidly, by the effect of brake arm driving lever 4, the brake slipper 8 be connected on brake arm 7 is opened, thus friction facing 9 is separated with brake disc, realization is declutched, in this process, along with the rise of pusher 6 push rod, spring pull bar 3 is stretched out bourdon tube 2 under the effect of brake arm driving lever 4 and joint.When in mechanism during power-off, under spring force, spring pull bar 3 is retracted in bourdon tube 2, and the push rod of pusher 6 declines rapidly, and by the effect of brake arm driving lever 4, brake slipper 8 is closed up, and makes friction facing 9 and brake disc, realizes band-type brake.When in use, due to have a power failure stop in emergency or current check maintenance time, when needing manual unlocking break, utilize the connecting part of spanner rotary teeth wheel shaft 55, by the rotation rotarily driving output bevel gear wheel 56 of gear shaft 55, thus leading screw 57 is rotated, along with the rotation of leading screw 57, screwed out with the screw 58 of leading screw 57 screw-driven, thus jack-up brake arm driving lever 4 moves up, realize manually declutching under the effect of brake arm driving lever 4.
When not needing manual unlocking break, whole hand release is fixed between bourdon tube upper end and joint, does not take additional space, makes the overall structure of break compact.The external diameter of the output bevel gear wheel in hand release is greater than the external diameter of input bevel gear, like this by rotating input bevel gear, just can obtain a larger output torque, thus make hand release more laborsaving, avoid in prior art to utilize when rotating release spanner and compare effort, or even the problem that manpower cannot discharge.
In other embodiments of break: hand release is also applicable to electric hydraulic arm disc brake; Hand release also can be arranged in brake mount, as long as its linearly operating output terminal contacts with brake arm driving lever and can by brake arm driving lever jack-up; Moment of torsion input structure may not be the gear pair of pair of meshing transmission, can be to be set directly at the structure for input torque on torque input end; The gear shaft of hand release, not necessarily towards right side, according to applying working condition requirement, is fixed on bourdon tube after hand release can being adjusted to suitable position again.
The embodiment of hand release is as shown in Fig. 1 ~ Fig. 2, and the concrete structure of hand release is identical with the hand release in above-mentioned break, is not described in detail in this.
Claims (10)
1. a hand release, comprise base, it is characterized in that: base is provided with screw-nut mechanism, screw-nut mechanism has torque input end and for driving the linearly operating output terminal of corresponding brake arm driving lever action, hand release also comprises for the moment of torsion input structure to described torque input end input torque.
2. hand release according to claim 1, is characterized in that: described moment of torsion input structure comprises the output bevel gear coaxially set firmly with torque input end takes turns and takes turns the input bevel gear of engagement driving with output bevel gear.
3. hand release according to claim 2, is characterized in that: hand release also comprises and is arranged on support output bevel gear wheel on base and the thrust-bearing of torque input end.
4. hand release according to claim 3, it is characterized in that: base upper end is provided with shell, output bevel gear wheel and thrust-bearing are all arranged in described shell, shell upper end offers the vertical vertical core passed through for linearly operating output terminal, and the gear shaft of input bevel gear stretches out described shell through the sidewall of shell.
5. the hand release according to claim 1 ~ 4 any one, is characterized in that: offer the pull bar perforation supplying the spring pull bar of break to run through in screw-nut mechanism.
6. a break, comprise brake arm driving lever and hand release, hand release comprises base, it is characterized in that: base is provided with screw-nut mechanism, screw-nut mechanism has torque input end and drives the linearly operating output terminal of described brake arm driving lever action, and hand release also comprises the moment of torsion input structure to described torque input end input torque.
7. break according to claim 6, is characterized in that: described moment of torsion input structure comprises the output bevel gear coaxially set firmly with torque input end takes turns and takes turns the input bevel gear of engagement driving with output bevel gear.
8. break according to claim 7, is characterized in that: hand release also comprises and is arranged on support output bevel gear wheel on base and the thrust-bearing of torque input end.
9. break according to claim 8, it is characterized in that: base upper end is provided with shell, output bevel gear wheel and thrust-bearing are all arranged in described shell, shell upper end offers the vertical vertical core passed through for linearly operating output terminal, and the gear shaft of input bevel gear stretches out described shell through the sidewall of shell.
10. the break according to claim 6 ~ 9 any one, it is characterized in that: break also comprises bourdon tube and the spring pull bar be connected with described brake arm driving lever be located in bourdon tube, hand release is arranged at described bourdon tube upper end, offers the pull bar perforation run through for spring pull bar in screw-nut mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610122916.3A CN105570357B (en) | 2016-03-04 | 2016-03-04 | Use the brake of hand release |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610122916.3A CN105570357B (en) | 2016-03-04 | 2016-03-04 | Use the brake of hand release |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105570357A true CN105570357A (en) | 2016-05-11 |
| CN105570357B CN105570357B (en) | 2018-06-08 |
Family
ID=55880837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610122916.3A Active CN105570357B (en) | 2016-03-04 | 2016-03-04 | Use the brake of hand release |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105570357B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151324A (en) * | 2016-07-27 | 2016-11-23 | 山东钢铁股份有限公司 | The manual device for opening of normally engaged brake |
| CN106939927A (en) * | 2017-03-06 | 2017-07-11 | 苏州科米隆机电有限公司 | Lead screw transmission mechanism |
| CN108194056A (en) * | 2018-01-11 | 2018-06-22 | 无锡恒康宝光电科技有限公司 | A kind of novel no walking beam is without reduction box pumping unit |
| CN111002958A (en) * | 2019-12-24 | 2020-04-14 | 哈尔滨工业大学（威海） | Braking device with multiple control modes for vehicle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002221244A (en) * | 2001-01-26 | 2002-08-09 | Honda Motor Co Ltd | Electrically-powered parking brake unit |
| CN2855997Y (en) * | 2005-09-21 | 2007-01-10 | 新泰市国力矿山设备厂 | Working brake of winch |
| CN203612873U (en) * | 2013-09-23 | 2014-05-28 | 江西华伍制动器股份有限公司 | Power-off controlled-release type brake |
| CN104822577A (en) * | 2012-12-05 | 2015-08-05 | 韦伯太克控股公司 | Spring-applied parking brake with ball screw reset mechanism |
| CN204689527U (en) * | 2015-04-03 | 2015-10-07 | 天津市威力工程千斤顶有限公司 | The lifting screw that a kind of rising or falling speed is fast |
| CN105271040A (en) * | 2014-06-20 | 2016-01-27 | 徐州安迪矿山设备有限公司 | Hydraulic brake apparatus of haulage winch |
| CN205401553U (en) * | 2016-03-04 | 2016-07-27 | 焦作金箍制动器股份有限公司 | Manual release device and use device's stopper |
-
2016
- 2016-03-04 CN CN201610122916.3A patent/CN105570357B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002221244A (en) * | 2001-01-26 | 2002-08-09 | Honda Motor Co Ltd | Electrically-powered parking brake unit |
| CN2855997Y (en) * | 2005-09-21 | 2007-01-10 | 新泰市国力矿山设备厂 | Working brake of winch |
| CN104822577A (en) * | 2012-12-05 | 2015-08-05 | 韦伯太克控股公司 | Spring-applied parking brake with ball screw reset mechanism |
| CN203612873U (en) * | 2013-09-23 | 2014-05-28 | 江西华伍制动器股份有限公司 | Power-off controlled-release type brake |
| CN105271040A (en) * | 2014-06-20 | 2016-01-27 | 徐州安迪矿山设备有限公司 | Hydraulic brake apparatus of haulage winch |
| CN204689527U (en) * | 2015-04-03 | 2015-10-07 | 天津市威力工程千斤顶有限公司 | The lifting screw that a kind of rising or falling speed is fast |
| CN205401553U (en) * | 2016-03-04 | 2016-07-27 | 焦作金箍制动器股份有限公司 | Manual release device and use device's stopper |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151324A (en) * | 2016-07-27 | 2016-11-23 | 山东钢铁股份有限公司 | The manual device for opening of normally engaged brake |
| CN106939927A (en) * | 2017-03-06 | 2017-07-11 | 苏州科米隆机电有限公司 | Lead screw transmission mechanism |
| CN106939927B (en) * | 2017-03-06 | 2022-12-09 | 苏州科米隆机电有限公司 | Screw rod transmission mechanism |
| CN108194056A (en) * | 2018-01-11 | 2018-06-22 | 无锡恒康宝光电科技有限公司 | A kind of novel no walking beam is without reduction box pumping unit |
| CN111002958A (en) * | 2019-12-24 | 2020-04-14 | 哈尔滨工业大学（威海） | Braking device with multiple control modes for vehicle |
| CN111002958B (en) * | 2019-12-24 | 2021-11-19 | 哈尔滨工业大学（威海） | Braking device with multiple control modes for vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105570357B (en) | 2018-06-08 |
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