CN101463873A - Stacked braking pusher of brake - Google Patents

Stacked braking pusher of brake Download PDF

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Publication number
CN101463873A
CN101463873A CN 200710192660 CN200710192660A CN101463873A CN 101463873 A CN101463873 A CN 101463873A CN 200710192660 CN200710192660 CN 200710192660 CN 200710192660 A CN200710192660 A CN 200710192660A CN 101463873 A CN101463873 A CN 101463873A
Authority
CN
China
Prior art keywords
hydraulic cylinder
sleeve pipe
push rod
braking
oil hydraulic
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.)
Pending
Application number
CN 200710192660
Other languages
Chinese (zh)
Inventor
谢兴云
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN 200710192660 priority Critical patent/CN101463873A/en
Priority to CN200880120333.0A priority patent/CN101896418B/en
Priority to PCT/CN2008/002035 priority patent/WO2009089683A1/en
Publication of CN101463873A publication Critical patent/CN101463873A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
    • B66D5/02—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
    • B66D5/06—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes with radial effect
    • B66D5/08—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes with radial effect embodying blocks or shoes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
    • B66D5/02—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
    • B66D5/24—Operating devices
    • B66D5/26—Operating devices pneumatic or hydraulic
    • 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
    • F16D2121/02—Fluid pressure
    • F16D2121/12—Fluid pressure for releasing a normally applied brake, the type of actuator being irrelevant or not provided for in groups F16D2121/04 - F16D2121/10
    • 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
    • F16D2121/18—Electric or magnetic
    • F16D2121/20—Electric or magnetic using electromagnets
    • F16D2121/22—Electric or magnetic using electromagnets for releasing a normally applied brake
    • 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
    • F16D2123/00—Multiple operation forces

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Braking Arrangements (AREA)

Abstract

A superimposed braking driver of a brake comprises a driving device (1), a liquid pump (2), a liquid storage tank (3) and a hydraulic cylinder (4). The inlet of the liquid pump is communicated with the liquid storage tank, the outlet of liquid pump is communicated with a driving liquid chamber (5) of the hydraulic cylinder, a non-driving liquid chamber (6) of the hydraulic cylinder is communicated with the liquid storage tank, the external end of a push rod (7), namely, a piston rod of the hydraulic cylinder is used for connecting the driving arm in the braking part, a sleeve (12) used for a superimposed braking mechanism is arranged on the push rod, the outer section of the sleeve is arranged outside the liquid storage tank and the inner section of the sleeve is arranged inside the non-driving liquid chamber of the hydraulic cylinder, when the push rod extends, the sleeve is driven to extend, and when the push rod contracts, the sleeve and the push rod can slide relatively; an electromagnetic device (13) is arranged and used for the sleeve (12), the electromagnetic coils of the electromagnetic device are connected with the liquid storage tank or connected with the hydraulic cylinder by a connecting piece (15), and a sucking block (14) is connected with the sleeve and can move with the sleeve.

Description

The stacked braking pusher of break
Technical field
The present invention relates to break, the pusher that is specifically related to break improves.
Background technique
Break mainly is made up of brake portion and pusher or pushing device.Open day be that the patent documentation that August 22, publication number in 2007 are CN2937582 discloses (application number 200620050535.0) a kind of " variable force driving unit that is used for break ", this pusher is connected with driving arm hinge formula in the brake portion by its push rod and acts on brake portion, makes brake portion realize working state.The structure of this pusher comprises drive unit and the liquid pump that driven by this drive unit and hold liquid case, oil hydraulic cylinder, the import of liquid pump with hold the liquid case and communicate, the liquid delivery side of pump communicates with the driving sap cavity of oil hydraulic cylinder, the non-driving sap cavity of oil hydraulic cylinder with hold the liquid case and communicate.As be applied to Normally closed type when braking, when the push rod of pusher extend out to the position that sets, and the braking of releasing normally off, behind push rod indentation return, promptly recover the normally closed braking of brake portion, this pusher only has and satisfies the operating function that brake portion produces disposable braking.
Summary of the invention
The purpose of this invention is to provide a kind of pusher that makes break realize stacked braking, this stacked braking pusher not only can satisfy the brake portion of normally closed brake and realize braking, and after brake portion is realized braking, also have and satisfy the operating function that realizes stacked braking.
Technological scheme of the present invention describes referring to Fig. 1 and Fig. 2, this stacked braking pusher comprises drive unit 1 and the liquid pump 2 that driven by this drive unit and hold liquid case 3, oil hydraulic cylinder 4, the import of liquid pump 2 with hold liquid case 3 and communicate, the outlet of liquid pump 2 communicates with the driving sap cavity 5 of oil hydraulic cylinder, the non-driving sap cavity 6 of oil hydraulic cylinder with hold liquid case 3 and communicate, the piston rod of oil hydraulic cylinder 4 is that push rod 7 outer ends are used for being connected with the driving arm 8 of brake portion 9 and act on its brake arm 10, make brake portion realize working state, improved structure is, the push rod 7 of pusher is provided with the sleeve pipe 12 that acts on stacked braking mechanism 11, outer section of sleeve pipe 12 is positioned at the outside of holding liquid case 3, the inner segment of sleeve pipe 12 is positioned at the non-driving liquid container 6 of oil hydraulic cylinder 4, it is protruding that push rod 7 can drive sleeve pipe 12 when protruding, when the inside indentation of push rod 7, sleeve pipe 12 can produce slide relative with push rod 7, also be provided with the calutron 13 that acts on sleeve pipe 12, calutron 13 comprises electromagnetic coil and inhales piece 14, electromagnetic coil is connected with storage tank 4, or be connected with oil hydraulic cylinder 4 by link 15, inhaling piece is connected on the sleeve pipe 12, can move with sleeve pipe 12, inhale piece 14 and be used with electromagnetic coil.
The working procedure of this stacked braking pusher is described as follows referring to Fig. 2, Fig. 4, Fig. 5:
Drive liquid pump 2 runnings during drive unit 1 work, pressured fluid enters in the driving liquid container 5 of oil hydraulic cylinder 4, piston ring 16 moves up, piston rod is that push rod 7 extend out to the position that sets, and it is protruding to drive sleeve pipe 12, inhaling piece 14 promptly contacts with electromagnetic coil, the track bar 20 of stacked braking mechanism 11 stretches out thereupon, as shown in Figure 4, at this moment, liquid in the non-driving liquid container 6 of oil hydraulic cylinder 4 then flows to storage tank 3, under the situation of the braking force of the arrestment mechanism 17 in overcoming brake portion and the stacked braking power of stacked braking mechanism 11, two brake arms 10 open, and keep the location, be break normally closed braking and and stacked braking all be disengaged, be braked object then be in operating condition this moment;
When needs are braked, cut off the power supply of drive unit 1, liquid pump 2 shuts down, liquid in the driving liquid container 5 of oil hydraulic cylinder 4 promptly is in the non-pressure state, braking force effect because of break normally closed braking mechanism 17, piston rod is push rod 7 indentations and resetting, piston ring 16 falls thereupon, in the non-driving liquid container 6 of the non-pressure liquid return oil hydraulic cylinder 4 in the storage tank 3, liquid in the driving liquid container 5 of oil hydraulic cylinder then refluxes to holding liquid case 3 via liquid pump, two brake arms 10 inwardly produce indentations for the first time, the break normally closed braking that promptly resets; At this moment, because of calutron 13 energisings, the suction piece 14 of calutron 13 is still kept the location by adhesive, and the track bar 20 of sleeve pipe 12 and stacked braking mechanism 11 still locates to stretch out state, makes stacked braking member 11 still be in the not braking state of accumulation of energy, as shown in Figure 5; When being braked object and being in the operating mode of frequent braking, can operate separately that stretching of push rod 7 realized the unlatching of normally closed braking and the normally closed braking that resets;
When the needs stacked braking, by cutting off the operation of calutron 13 power supplys, the suction of inhaling piece 14 is disengaged, stack system member 11 promptly releases energy, make track bar 20 indentations, thrust arm 18 is promptly pressed the illustrated clockwise direction bottom around its coupling shaft 19, sleeve pipe 12 is indentation, and drive to inhale piece 14 and leave the electromagnetic coil of calutron 13 and fall, the energy accumulating state to stacked braking mechanism 11 is promptly removed in the indentation of sleeve pipe 12, state as depicted in figs. 1 and 2, the energy that stacked braking mechanism 11 discharges makes the other end of thrust arm 18 act on the brake arm 10 of brake portion, make two brake arms, 10 inside indentations or produce the trend of inside indentation and implement stacked braking, thereby this stacked braking pusher is realized the operating function of stacked braking.After break resets normally closed braking, realize stacked braking by the independent operation of cutting off calutron 13 power supplys again, make normally closed braking and stacked braking all locate braking state, make the braking that is braked object more reliable and more stable.
With the background technique ratio, the technique effect that the present invention has is:
1, because the present invention is provided with the sleeve pipe 12 that acts on stacked braking mechanism 11, and be provided with the calutron 13 that acts on sleeve pipe 12, push rod 7 extend out to the position that sets and drive sleeve pipe 12 stretch out after, to control the releasing of normally closed braking and stacked braking, push rod 7 indentations are resetted after the normally closed braking, when needs carry out stacked braking, by cutting off the power supply of calutron 13, make sleeve pipe 12 indentations and control the realization of stacked braking, be this stacked braking pusher under the situation of the unlatching of satisfying normally closed braking and the normally closed braking that resets, also have the independent operating function that satisfy to realize stacked braking.
2, because this stacked braking pusher is except that having releasing and recovering the braking of brake portion, also has the independent operating function of carrying out stacked braking, therefore, under the operating mode of frequent braking, can the braking of brake portion be removed and recovery by the flexible of independent operation push rod 7, to satisfy the needs of frequent damped condition, the braking more reliable and more stable as needs, especially ought be braked object is in and does not need frequently to brake or be in to knock off, during suspended state, can operate calutron 13 of the present invention more separately, and carry out stacked braking by the indentation of sleeve pipe 12, be braked object at the insensitivity of braking under the quiescent conditions with increase, can effectively take precautions against because of strong wind etc. to being braked influence or the destruction that object might cause.
3, because the braking that this stacked braking pusher has releasing and recovers brake portion, and the operating function of carrying out stacked braking, therefore, use the present invention and can satisfy the braking of break realization brake portion and the requirement of stacked braking, make a normally closed brake have the braking function and the effect of two normally engaged brakes.
4, can satisfy the braking of break realization brake portion and the requirement of stacked braking owing to use the present invention, make a normally closed brake have the braking function and the effect of two normally engaged brakes, therefore, use break of the present invention for two similar breaks, can save consumptive material, reduce manufacturing cost and use cost, cut down the consumption of energy, and can reduce required space is installed.
5, because the present invention adopts cut-out calutron power supply to realize stacked braking, therefore have the advantages that reaction time is short, retro-speed is fast, help raising and be braked the needed emergency safety braking of object.
The present invention is further described below in conjunction with the drawings and specific embodiments.
Description of drawings:
Fig. 1 is the present invention program's a structural drawing, and is defined as Figure of abstract;
Fig. 2 is applied to an example views of break for the present invention;
Fig. 3 be among Fig. 2 A to the structure enlarged view;
Fig. 4 is a kind of working state view of application example shown in Figure 2, has showed that the normally closed braking of break brake portion and stacked braking all locate the state of removing;
Fig. 5 is another working state view of application example shown in Figure 2, showed the brake portion normally closed braking that resets, but its stacked braking is still located not braking state;
Fig. 6 is applied to another example views of break for the present invention.
Embodiment
Fig. 1 is a kind of structural drawing of the present invention program, the liquid pump 2 that comprises drive unit 1 and drive by this drive unit and hold liquid case 3, oil hydraulic cylinder 4, the import of liquid pump 2 with hold liquid case 3 and communicate, the outlet of liquid pump 2 communicates with the driving sap cavity 5 of oil hydraulic cylinder, the non-driving sap cavity 6 of oil hydraulic cylinder with hold liquid case 3 and communicate, the piston rod of oil hydraulic cylinder 4 is that push rod 7 outer ends are used for being connected with the driving arm 8 hinge formulas of brake portion 9 and act on brake arm 10, make brake portion realize working state, when push rod 7 extend out to when setting the position, acting on brake arm 10 by driving arm 8 removes normally closed braking, stacked braking mechanism 11 stacked brakings are removed, after push rod 7 indentations, promptly recovered normally closed braking; The push rod 7 of pusher 1 is provided with the sleeve pipe 12 that acts on stacked braking mechanism 11, outer section of sleeve pipe 12 is positioned at the outside of holding liquid case 3, the inner segment of sleeve pipe 12 is positioned at the non-driving liquid container 6 of oil hydraulic cylinder 4, it is protruding that push rod 7 can drive sleeve pipe 12 when protruding, sleeve pipe 12 is promptly removed stacked braking with push rod 7 after protruding, when the inside indentation of push rod 7, sleeve pipe 12 can produce slide relative with push rod 7, also be provided with the calutron 13 that acts on sleeve pipe 12, calutron 13 comprises electromagnetic coil and inhales piece 14 that implement structure as shown in the figure, described oil hydraulic cylinder 4 is arranged on and holds in the liquid case 3, both are combined as an integral body, electromagnetic coil then is connected with the tank wall of storage tank 4, inhales piece 14 between electromagnetic coil and piston ring 16, and is connected on the sleeve pipe 12, can move with sleeve pipe 12, inhale piece 14 and be used with electromagnetic coil; In addition, have on described sleeve pipe 12 outer ends disk-like structure 12 ', be beneficial to stacked braking mechanism 11 in thrust arm 18 contacting when controlling; In the described storage tank 4 air cavity is arranged,, be beneficial to flowing of liquid medium in the pusher working procedure to eliminate the vacuum state in the storage tank 3.
In implementing process of the present invention, oil hydraulic cylinder 4 can be arranged on and hold in the liquid case 3, and both are combined as an integral body, as Fig. 1 to shown in Figure 6, this kind characteristics such as little that form is set has compact structure, take up room.In addition, hold liquid case 3 and can be arranged to split typely separately, realize being communicated with accordingly by pipeline and oil hydraulic cylinder 4.When oil hydraulic cylinder 4 is arranged on when holding in the liquid case 3, the electromagnetic coil of calutron should with hold liquid case 3 and be connected; Be arranged to separately when split type when holding liquid case 3, the electromagnetic coil of calutron should pass through link 15 and be connected with the casing wall of oil hydraulic cylinder 4, electromagnetic coil or be connected on other members;
Fig. 2 is applied to an example of break for the present invention.In this example, the lower end of pusher is that connecting end is connected with mounting or with other fixed block, and both this pusher had and mounting or the connecting end that is connected with other fixed block, was horizontal type structure.The working procedure that the present invention is applied to this example is seen before and is stated.
Fig. 6 is applied to another example of break for the present invention.In this example, the right-hand member of pusher is that connecting end is connected with the extension arm 21 hinge formulas of a brake arm 10 in the brake portion, be that this pusher has the connecting end that is connected with the extension arm 21 of a brake arm 10 in the brake portion, driving arm 8 in the brake portion is the extension arm of another brake arm 10 in the brake portion, is vertical structure.Its working procedure is with aforementioned.
Drive unit 1 of the present invention can be dissimilar drive units, as shown is motor, and liquid pump 2 is a centrifugal pump, first outside, the plunger pump that also can adopt electromagnet 2 and liquid pump to be combined as a whole.
This specification has been described two kinds of examples that the present invention is applied to break; equally also there are other application examples; when being applied to the break of different structure form; the present invention will have corresponding distressed structure, and all modification structures on the technical solution of the present invention basis all belong to protection scope of the present invention.

Claims (3)

1, the stacked braking pusher of break, the liquid pump (2) that comprises drive unit (1) and drive by this drive unit and hold liquid case (3), oil hydraulic cylinder (4), the import of liquid pump (2) with hold liquid case (3) and communicate, the outlet of liquid pump (2) communicates with the driving sap cavity (5) of oil hydraulic cylinder, the non-driving sap cavity (6) of oil hydraulic cylinder with hold liquid case (3) and communicate, the piston rod of oil hydraulic cylinder (4) is that push rod (7) outer end is used for being connected with the driving arm of brake portion, it is characterized in that:
1) described push rod (7) is provided with the sleeve pipe (12) that acts on stacked braking mechanism (11), outer section of sleeve pipe (12) is positioned at the outside of holding liquid case (3), the inner segment of sleeve pipe (12) is positioned at the non-driving liquid container (6) of oil hydraulic cylinder (4), push rod (7) can drive sleeve pipe (12) when protruding protruding, inwardly during indentation, sleeve pipe (12) can produce slide relative with push rod (7) at push rod (7);
2) be provided with the calutron (13) that acts on sleeve pipe (12), calutron (13) comprises electromagnetic coil and inhales piece (14) that electromagnetic coil is connected with storage tank (4), inhales piece (14) and is connected on the sleeve pipe (12), can move with sleeve pipe (12).
2,, it is characterized in that the electromagnetic coil of described calutron (13) or pass through link (15) being connected, or be connected on other members with oil hydraulic cylinder (4) according to the stacked braking pusher of the described break of claim 1.
3,, it is characterized in that a disk-like structure (12 ') is arranged at described sleeve pipe (12) top according to the stacked braking pusher of claim 1 or 2 described breaks.
CN 200710192660 2007-12-19 2007-12-19 Stacked braking pusher of brake Pending CN101463873A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN 200710192660 CN101463873A (en) 2007-12-19 2007-12-19 Stacked braking pusher of brake
CN200880120333.0A CN101896418B (en) 2007-12-19 2008-12-19 Supplementary braking thrust unit for brake
PCT/CN2008/002035 WO2009089683A1 (en) 2007-12-19 2008-12-19 Supplementary braking thrust unit for brake

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200710192660 CN101463873A (en) 2007-12-19 2007-12-19 Stacked braking pusher of brake

Publications (1)

Publication Number Publication Date
CN101463873A true CN101463873A (en) 2009-06-24

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Family Applications (2)

Application Number Title Priority Date Filing Date
CN 200710192660 Pending CN101463873A (en) 2007-12-19 2007-12-19 Stacked braking pusher of brake
CN200880120333.0A Active CN101896418B (en) 2007-12-19 2008-12-19 Supplementary braking thrust unit for brake

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN200880120333.0A Active CN101896418B (en) 2007-12-19 2008-12-19 Supplementary braking thrust unit for brake

Country Status (2)

Country Link
CN (2) CN101463873A (en)
WO (1) WO2009089683A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106918435A (en) * 2017-04-21 2017-07-04 中国空气动力研究与发展中心高速空气动力研究所 A kind of integrated blow cylinder device

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109229134B (en) * 2018-11-14 2024-05-07 粤水电轨道交通建设有限公司 Bidirectional emergency anti-slip braking device for electric locomotive

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04333487A (en) * 1991-05-09 1992-11-20 Hitachi Ltd Elevator and brake device
CN2216061Y (en) * 1993-09-25 1995-12-27 哈尔滨铁路分局装卸管理所 Double-stage double-moment hydraulic pusher brake
JP4160782B2 (en) * 2002-05-29 2008-10-08 株式会社日立製作所 Electromagnetic brake device for elevator
CN2937582Y (en) * 2006-04-05 2007-08-22 长沙三占惯性制动有限公司 Variable force driving unit for brake
CN101086283B (en) * 2006-06-05 2011-08-10 谢兴云 Thruster of brake
CN101319690A (en) * 2007-06-08 2008-12-10 谢兴云 Variable force pusher used for brake

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106918435A (en) * 2017-04-21 2017-07-04 中国空气动力研究与发展中心高速空气动力研究所 A kind of integrated blow cylinder device

Also Published As

Publication number Publication date
CN101896418A (en) 2010-11-24
WO2009089683A1 (en) 2009-07-23
CN101896418B (en) 2013-07-10

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Open date: 20090624