CN105460044B - A kind of hydraulic rail brake and brakes - Google Patents

A kind of hydraulic rail brake and brakes Download PDF

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Publication number
CN105460044B
CN105460044B CN201610006268.5A CN201610006268A CN105460044B CN 105460044 B CN105460044 B CN 105460044B CN 201610006268 A CN201610006268 A CN 201610006268A CN 105460044 B CN105460044 B CN 105460044B
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brake
hydraulic
tong arm
directive wheel
hydraulic rail
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CN201610006268.5A
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CN105460044A (en
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余霖
余一霖
彭学孝
邵清明
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余一霖
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Priority to CN201610006268.5A priority Critical patent/CN105460044B/en
Publication of CN105460044A publication Critical patent/CN105460044A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61HBRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
    • B61H7/00Brakes with braking members co-operating with the track
    • B61H7/12Grippers co-operating frictionally with tracks

Abstract

The invention provides a kind of hydraulic rail brake and brakes, belong to ground cable car field, hydraulic rail brake includes support, tong arm, wedge and disc spring hydraulic cylinder, hydraulic rail brakes includes master control subsystem, electrical control subsystem, hydraulic subsystem and at least two hydraulic rail brakes, by the way that track brake is carried out into modularized design, calculated according to the parameter of single track brake and the gradient and gross weight of cable car etc. according to code requirement, quantity to track brake is configured, the reasonable utilization of track brake can effectively be realized, convenience simple in construction;In addition, multigroup brake group is acted successively, cable car is set to slow down first by less hydraulic rail brake, then reusing multigroup hydraulic rail brake stops cable car, brake can be avoided too fast, while reducing frictional dissipation, the service life of hydraulic rail brake and track is improved.

Description

A kind of hydraulic rail brake and brakes
Technical field
The present invention relates to ground cable car field, in particular to a kind of hydraulic rail brake and brakes.
Background technology
Passenger traffic ground cable car needs to use track brake, to make cable car brake etc.,《Passenger traffic ground cable car safety requirements (GB19402-2012)》8.6 requirement is as follows:8.6.2 in situations, track brake answers automatism:Hauling rope breaks Split;- hypervelocity is arrived up to 25%;When walking mechanism hauling rope only has the half of its maximum tension or traction rope tensility under 5KN When.
8.6.3 track brake should have hand release when vehicle has crew.Manual releasing should be with display brake certainly Dynamic release device is in identical position.
8.6.4 when track brake works in orbit, track brake jaw should be determined by a μm in (desirable 0.08) Pressure, the physical dimension of vehicle is determined by a μm ax (desirable 0.24), both of which should be checked.
8.6.5 when the friction plate of track brake is calculated by average friction coefficient, the brake force of track brake should not be small In values below:When car is descending, the maximum drawbar pull of upside hauling rope is acted on;1.5 times of the fully loaded maximum sliding force of car;When By braking distance 0.75V2 (V is the car speed of service, m/s), and when making braking pad wear and minimum coefficient of friction, brake force It should be greater than the maximum sliding force of fully loaded car.
8.6.6 track brake jaw should be wear-resisting.The height of jaw should adapt to integrated car load and by rail linearity section, song Line segment and track switch etc. will not interfere with.
8.6.7 in use, should be able to normal work under -40 DEG C of low temperature environments.
8.6.8 when taking maximum friction coefficient (see 8.6.4), its surrender of all components of track brake and braking dolly 2 should be not less than by limiting safety coefficient.In addition, it is also contemplated that special dynamic closing force.
8.6.9 the method for inspection of track brake security performance
The braking distance of track brake, the abrasion of down time and jaw under the conditions of below examining:The maximum position of the gradient Put;Descending is run;Full-load run;The maximum speed of cable car.
《Passenger aerial ropeway supervision and inspection and periodic inspection are regular (TSG S7001-2013)》14.9 requirement is as follows:
(1) when hauling rope or the disconnected rope inspection device of tail rope are acted, car brake should be working properly;
(2) when being provided with crew in car, car brake should can be manually operated;
(3) car brake should be firmly installed, brake(-holder) block abrasion without exception;
(4) shape of cable car car brake jaw and height should be guaranteed that full load, and car passenger traffic passes through track Straightway, curve and track switch.
Track brake of the prior art is complicated, cost of manufacture is higher, it is difficult to meet the requirement in specification, performance Reliability it is not high, easily occur potential safety hazard.
The content of the invention
The invention provides a kind of hydraulic rail brake and brakes,
What the present invention was realized in:
A kind of hydraulic rail brake, including:
Support, the support is provided with cavity, and the support is used to be placed in cable car underbeam;
Tong arm, the tong arm is two, and two tong arms are oppositely arranged in the cavity and stretch out the support, the pincers One end of arm is provided with directive wheel, and the directive wheel, which rotates around the axis, to be arranged on the tong arm, and the other end of the tong arm is set Brake shoes is equipped with, two brake shoes are separately positioned on the relative side of two tong arms, the pars intermedia of the tong arm Divide and be connected with the holder pivots, the rotational axis line of the directive wheel is vertical with the rotational axis line of the tong arm;
Wedge, the wedge is located between the directive wheel of two tong arms, and the wedge includes being integrally formed Changeover portion, stopping element and canned paragraph, width of the stopping element from one end to the other end gradually increase, and the stopping element is leaned on One end width of the nearly changeover portion is less than one end width of the close canned paragraph of the stopping element, and the canned paragraph is slided Set on the bracket, the both sides of the both sides of the changeover portion and/or the stopping element are pasted with two directive wheels respectively Close;When one end of the close changeover portion of the stopping element is contacted with the directive wheel, two brake shoes are mutually remote From when one end of the close canned paragraph of the stopping element is contacted with the directive wheel, two brake shoes are mutually leaned on Closely;
Disc spring hydraulic cylinder, the disc spring hydraulic cylinder by hydraulic pressure stand control, the disc spring hydraulic cylinder include cylinder body, piston, Disc spring and pull bar, the cylinder body are fixedly connected with the support, and the piston is used to the cylinder body being divided into oil pocket and non-oil pocket, The disc spring and the pull bar are arranged at the non-oil intracavitary, and one end of the pull bar is fixedly connected with the piston, described The other end of pull bar is connected with the changeover portion.
Support is used to hydraulic rail brake being fixed on cable car underbeam, and cavity is used to accommodate tong arm, wedge etc., made It is in the state of relative closure, it is to avoid by external interference, it is ensured that hydraulic rail brake even running.Two tong arms are relative Set, track is located between two tong arms, the brake shoes on two tong arms can be led simultaneously and track friction, increasing friction force It can be rotated to wheel in the presence of wedge, while the spacing between two directive wheels changes, so that two pincers The spacing between brake shoes on arm changes, and is braked or normally travel, and directive wheel can reduce wedge and tong arm Between abrasion.When the changeover portion of wedge is contacted with directive wheel, brake shoes departs from track, when stopping element is contacted with directive wheel And when moving, two brake shoes are moved closer to or remote, canned paragraph causes the running orbit of wedge to determine.Disc spring hydraulic cylinder is used In the position of control wedge, so that the control to two brake shoes is realized, if oil-filled in oil pocket so that disc spring is compressed, promote Wedge is away from cylinder body, and two directive wheels are close to each other;If the hydraulic oil in oil pocket is reduced, disc spring elongation pulls wedge to lean on Nearly cylinder body, two directive wheels are located remotely from each other.
Further, between the pull bar and the wedge by connect fork connection, it is described connection fork include integrally into The threaded rod and contiguous block of type, the contiguous block are " u "-shaped, and the changeover portion is stretched into the contiguous block and connected by bolt Connect, the pull bar is provided with screwed hole, the screwed hole and is provided with internal thread, and the threaded rod is provided with external screw thread, described Internal thread and external screw thread engagement.
It is therefore, right to avoid cooperation from error occur because the placement location and placed angle of wedge require more strict The status requirement of disc spring hydraulic cylinder is higher, manufactures, installs relatively complicated, so that operating efficiency is relatively low, cost is higher, sets up After connection fork, connection fork can be fixed as an entirety with wedge, be coordinated by the screw thread connected between fork and pull bar, wedge shape It can use, effectively be reduced due to the peace that foozle or size etc. are brought when the distance between block and pull bar are larger or smaller Fill error.
Further, spring washer and lock nut are arranged with the threaded rod, the spring washer is arranged on described Between pull bar and the lock nut.
In order to ensure good transmission, the surface that the area of wedge is larger should be vertical with the axial line of directive wheel, by It is connected through a screw thread between pull bar and connection fork, in hydraulic rail brake motion process, wedge and connection fork conduct Certain rotation may occur for one entirety, so as to cause the cooperation between wedge and directive wheel deviation, influence system occur The effect of dynamic device, therefore, is locked on pull bar, when wedge and connection using spring washer and lock nut by fork is connected After the position of fork is fixed, the two and pull bar are fixed using lock nut to form an entirety, the position of moment holding wedge, Angle, hydraulic rail brake is more stablized.
Further, the side of the tong arm is provided with fixed mount, rotary shaft of the fixed mount setting in the tong arm Rotated between heart line and the directive wheel, on the fixed mount and be provided with lateral register wheel, the lateral register wheel and the branch The inwall contact of frame, compared with the tong arm, the locating wheel is closer to the disc spring hydraulic cylinder.
When pull bar pulls wedge towards movement of cylinder block, active force that wedge applies to directive wheel and the direction of motion it Between there is certain angle, the separation of active force in the movement direction can promote tong arm towards movement of cylinder block, so that tong arm Deformation is broken from the junction of tong arm and support, triggers security incident;Set up after lateral register wheel, support is to lateral locating wheel Apply opposition, tong arm is rotated around the rotational axis line of itself, effectively protect tong arm, improve the use longevity of tong arm Life, further, since being rolling friction between lateral register wheel and support, frictional force is smaller.
Further, the rotating shaft is arranged on the end of the tong arm, and the rotating shaft is multi-diameter shaft, the directive wheel it is interior Portion is shoulder hole, and the directive wheel is rotated and is set in the rotating shaft, and bearing is provided between the directive wheel and the rotating shaft, Gland is provided with the top of the directive wheel, the gland is fixed with the directive wheel and props up the outer ring of the bearing, described Cover plate is provided with the top of rotating shaft, the cover plate props up the inner ring of the bearing and fixed with the rotating shaft.
Directive wheel is set in rotating shaft and rotated by bearing and connected, and gland and cover plate fix three, and directive wheel can be with Rotated around Pivot Point Center line, meanwhile, installation, the dismounting of directive wheel are very convenient, are convenient for changing and repair.
Further, the end of the tong arm, which is provided with, is embedded groove, and described one end for being embedded groove is blind end, and the other end is Openend, the brake shoes is embedded to be embedded in groove described, and the openend is closed by pressing plate.
By the way that brake shoes is embedded in groove and fixed using pressing plate, brake shoes is used for and track from being embedded in groove to stretch out Friction, by removing pressing plate, can carry out repair and replacement etc. to brake shoes, simple to operate.
Further, fixed between the pressing plate and the tong arm by screw or bolt connection.
Screw and bolt make it that the dismounting of pressing plate is easy.
Further, the top of the support is to be equipped with openend, the openend for being fixed with cable car underbeam Bolt, the side wall of the support offers window, and the window is sealed by transparent panel.
Openend, which can mitigate installation transparent panel on the quality of support, window, to facilitate staff to be observed.
Further, connected between the cylinder body and the support by ring flange.
A kind of hydraulic rail brakes, including master control subsystem, electrical control subsystem, hydraulic subsystem and at least Hydraulic rail brake described in two claim 1-9, two hydraulic rail brakes are one group of brake group, every group The brake group is separately positioned on the relative both sides of cable car underbeam, and the master control subsystem is used to detect cable car state simultaneously Signal is sent to the electrical control subsystem, the electrical control subsystem controls multigroup described by the hydraulic subsystem Brake group is acted successively.
Compared with prior art, the beneficial effects of the invention are as follows:By the way that track brake is carried out into modularized design, according to The parameter of single track brake and the gradient of cable car and gross weight etc. are calculated according to code requirement, to the number of track brake Amount is configured, and can effectively realize the reasonable utilization of track brake, convenience simple in construction;In addition, multigroup brake group according to Secondary action, makes cable car slow down first by less hydraulic rail brake, and then reusing multigroup hydraulic rail brake makes Cable car stops, and brake can be avoided too fast, while reducing frictional dissipation, improves the use longevity of hydraulic rail brake and track Life.
Brief description of the drawings
Fig. 1 is hydraulic rail brake front view provided in an embodiment of the present invention;
Fig. 2 is Fig. 1 top view;
Fig. 3 is Fig. 1 left view;
Fig. 4 is Fig. 1 right view;
Fig. 5 is Fig. 2 A-A sectional views;
Fig. 6 is Fig. 5 B-B sectional views;
Fig. 7 is Fig. 5 C-C sectional views;
Fig. 8 is Fig. 5 tong arm open mode schematic diagram;
Fig. 9 is Fig. 5 tong arm normal brake application view;
Figure 10 is Fig. 5 brake shoe normal brake application view;
Figure 11 opens intermediateness schematic diagram for Figure 10 jaw;
The brake shoe abrasion 0.75mm views that Figure 12 is Figure 10;
Figure 13 opens intermediateness schematic diagram for Figure 12 jaw.
Support 101;Tong arm 102;Wedge 103;Disc spring hydraulic cylinder 104;Cavity 105;Directive wheel 106;Brake shoes 107; Changeover portion 108;Stopping element 109;Canned paragraph 110;Cylinder body 111;Piston 112;Disc spring 113;Pull bar 114;Connection fork 115;It is fixed Frame 116;Lateral register wheel 117;Ring flange 118.
Embodiment
Track brake of the prior art is complicated, cost of manufacture is higher, it is difficult to meet the requirement in specification, performance Reliability it is not high, easily occur potential safety hazard.
In order that above mentioned problem is improved, the invention provides a kind of hydraulic rail brake and brakes, hydraulic pressure Track brake include support, tong arm, wedge and disc spring hydraulic cylinder, hydraulic rail brakes include master control subsystem, Electrical control subsystem, hydraulic subsystem and at least two hydraulic rail brakes, by the way that track brake is carried out into modularization Design, is calculated according to the parameter of single track brake and the gradient and gross weight of cable car etc. according to code requirement, to track The quantity of brake is configured, and can effectively realize the reasonable utilization of track brake, convenience simple in construction;In addition, multigroup Brake group is acted successively, cable car is slowed down first by less hydraulic rail brake, then reuses multigroup hydraulic pressure rail Road brake stops cable car, and brake can be avoided too fast, while reducing frictional dissipation, improves hydraulic rail brake and track Service life.
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Therefore, the detailed description of embodiments of the invention below to providing in the accompanying drawings is not intended to limit claimed The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiment in the present invention, this area is common The every other embodiment that technical staff is obtained under the premise of creative work is not made, belongs to the model that the present invention is protected Enclose.
It should be noted that:Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined in individual accompanying drawing, then it further need not be defined and explained in subsequent accompanying drawing.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ", The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, or should Orientation or position relationship that invention product is usually put when using, are for only for ease of the description present invention and simplify description, without It is that instruction or the signified device of hint or element must have specific orientation, with specific azimuth configuration and operation, therefore not It is understood that as limitation of the present invention.In addition, term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and it can not manage Solve to indicate or imply relative importance.
In the description of the invention, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or one Connect body;Can be mechanical connection or electrical connection;Can be joined directly together, can also be indirect by intermediary It is connected, can is the connection of two element internals.For the ordinary skill in the art, on being understood with concrete condition State the concrete meaning of term in the present invention.
Fig. 1 is the hydraulic rail brake front view that the embodiment of the present invention 1 is provided;Fig. 2 is Fig. 1 top view;Fig. 3 is figure 1 left view;Fig. 4 is Fig. 1 right view;Fig. 5 is Fig. 2 A-A sectional views;Fig. 6 is Fig. 5 B-B sectional views;Fig. 7 is Fig. 5's C-C sectional views;Fig. 8 is Fig. 5 tong arm open mode schematic diagram;Fig. 9 is Fig. 5 tong arm normal brake application view;Figure 10 For Fig. 5 brake shoe normal brake application view;Figure 11 opens intermediateness schematic diagram for Figure 10 jaw;Figure 12 is Figure 10's Brake shoe abrasion 0.75mm views;Figure 13 opens intermediateness schematic diagram for Figure 12 jaw.
As shown in Fig. 1-Figure 13, the embodiment of the present invention 1 provides a kind of hydraulic rail brake, including support 101, tong arm 102nd, wedge 103 and disc spring hydraulic cylinder 104.
As Figure 1-Figure 5, support 101 is provided with cavity 105, and support 101 is used to be placed in cable car underbeam;Support 101 are used to hydraulic rail brake being fixed on cable car underbeam, and cavity 105 is used to accommodate tong arm 102, wedge 103 etc., made It is in the state of relative closure, it is to avoid by external interference, it is ensured that hydraulic rail brake even running.
As shown in Figure 6, Figure 7, tong arm 102 is two, and two tong arms 102 are oppositely arranged in cavity 105 and stretch out support 101, one end of tong arm 102 is provided with directive wheel 106, and directive wheel 106, which rotates around the axis, to be arranged on tong arm 102, tong arm 102 The other end is provided with brake shoes 107, and two brake shoes 107 are separately positioned on the relative side of two tong arms 102, tong arm 102 Center section and support 101 rotate and be connected, the rotational axis line of directive wheel 106 is vertical with the rotational axis line of tong arm 102;Two Individual tong arm 102 is oppositely arranged, and track is located between two tong arms 102, the brake shoes 107 on two tong arms 102 can simultaneously with Track friction, increasing friction force.
Wedge 103 is located between the directive wheel 106 of two tong arms 102, as shown in Figure 8, Figure 9, and wedge 103 includes one Body formed changeover portion 108, stopping element 109 and canned paragraph 110, width of the stopping element 109 from one end to the other end gradually increases, One end width of the close changeover portion of stopping element 109 is less than one end width of the close canned paragraph 110 of stopping element 109, canned paragraph 110 are slidably arranged on support 101, the both sides of changeover portion 108 and/or the both sides of stopping element 109 respectively with two directive wheels 106 Laminating.
Directive wheel 106 can be rotated in the presence of wedge 103, while the spacing between two directive wheels 106 occurs Change, so that the spacing between the brake shoes 107 on two tong arms 102 changes, braked or normally travel, led The abrasion between wedge 103 and tong arm 102 can be reduced to wheel 106.When one end of the close changeover portion 108 of stopping element 109 When being contacted with directive wheel 106, two brake shoes 107 are located remotely from each other, when stopping element 109 close canned paragraph 110 one end with leading When being contacted to wheel 106, two brake shoes 107 are close to each other;When the changeover portion 108 of wedge 103 is contacted with directive wheel 106, stop Car block 107 and track depart from, when stopping element 109 is contacted with directive wheel 106 and the when of movement.
As shown in figure 5, disc spring hydraulic cylinder 104 is by hydraulic pressure stand control, disc spring hydraulic cylinder 104 includes cylinder body 111, piston 112nd, disc spring 113 and pull bar 114, cylinder body 111 are fixedly connected with support 101, piston 112 be used for by 111 points of cylinder body be oil pocket and Non- oil pocket, disc spring 113 and pull bar 114 are arranged at non-oil intracavitary, and one end of pull bar 114 is fixedly connected with piston 112, pull bar 114 other end is connected with changeover portion 108, and two brake shoes 107 are moved closer to or remote, and canned paragraph 110 causes wedge 103 Running orbit determine.Disc spring hydraulic cylinder 104 is used to control the position of wedge 103, so as to realize to two brake shoes 107 Control, if oil-filled in oil pocket so that disc spring 113 is compressed, promotes wedge 103 away from cylinder body 111, two directive wheels 106 are mutual It is close;If the hydraulic oil in oil pocket is reduced, disc spring 113 extends, and pulls wedge 103 close to cylinder body 111, two directive wheels 106 It is located remotely from each other.
As the preferred scheme of the embodiment, as shown in figure 5, by connecting fork 115 between pull bar 114 and wedge 103 Connection, connection fork 115 includes integrally formed threaded rod and contiguous block, and contiguous block is " u "-shaped, and changeover portion 108 stretches into contiguous block Interior and be bolted, pull bar 114, which is provided with screwed hole, screwed hole, is provided with internal thread, and threaded rod is provided with external screw thread, Internal thread and external screw thread engagement.
Because the placement location and placed angle of wedge 103 require more strict, to avoid cooperation from error occur, because This, it is higher to the status requirement of disc spring hydraulic cylinder 104, manufacture, install relatively complicated, so that operating efficiency is relatively low, cost It is higher, set up after connection fork 115, connection fork 115 can be fixed as an entirety with wedge 103, by connecting fork 115 with drawing Screw thread between bar 114 coordinates, and can use, effectively subtract when the distance between wedge 103 and pull bar 114 are larger or smaller Lack due to the alignment error that foozle or size etc. are brought.
As the preferred scheme of the embodiment, spring washer and lock nut are arranged with threaded rod, spring washer is set Between pull bar 114 and lock nut.
In order to ensure good transmission, the surface that the area of wedge 103 is larger should hang down with the axial line of directive wheel 106 Directly, due to being connected through a screw thread between pull bar 114 and connection fork 115, in hydraulic rail brake motion process, wedge 103 and connection fork 115 as an entirety may occur certain rotation so that cause wedge 103 and directive wheel 106 it Between cooperation there is deviation, influence the effect of brake, therefore, locked using spring washer and lock nut by fork 115 is connected It is fixed on pull bar 114, will the two and pull bar using lock nut after the position of wedge 103 and connection fork 115 is fixed 114 fix one entirety of formation, and the moment keeps the position of wedge 103, angle, and hydraulic rail brake is more stablized.
As the preferred scheme of the embodiment, as shown in figure 5, the side of tong arm 102 is provided with fixed mount 116, fixed mount 116 are arranged between the rotational axis line of tong arm 102 and directive wheel 106, are rotated on fixed mount 116 and are provided with lateral register wheel 117, lateral register wheel 117 is contacted with the inwall of support 101, compared with tong arm 102, and locating wheel is closer to disc spring hydraulic cylinder 104.
When pull bar 114 pulls wedge 103 to be moved towards cylinder body 111, the work that wedge 103 applies to directive wheel 106 Firmly there is certain angle between the direction of motion, the separation of active force in the movement direction can promote tong arm 102 towards cylinder Body 111 is moved, so that tong arm 102 is deformed or is broken from the junction of tong arm 102 and support 101, triggers security incident;Increase If after lateral register wheel 117, the lateral locating wheel 117 of 101 pairs of support applies opposition, make tong arm 102 can only around itself Rotational axis line rotate, effectively protection tong arm 102, improve tong arm 102 service life, further, since lateral register wheel 117 with It is rolling friction between support 101, frictional force is smaller.
As the preferred scheme of the embodiment, rotating shaft is arranged on the end of tong arm 102, and rotating shaft is multi-diameter shaft, directive wheel 106 Inside be shoulder hole, directive wheel 106 rotate be set in rotating shaft, bearing, directive wheel are provided between directive wheel 106 and rotating shaft 106 top is provided with gland, and gland is fixed and propped up with directive wheel 106 is provided with cover plate at the top of the outer ring of bearing, rotating shaft, Cover plate props up the inner ring of bearing and fixed with rotating shaft.
Directive wheel 106 is set in rotating shaft and rotated by bearing and connected, and gland and cover plate fix three, directive wheel 106 can rotate around Pivot Point Center line, meanwhile, installation, the dismounting of directive wheel 106 are very convenient, are convenient for changing and repair.
As the preferred scheme of the embodiment, the end of tong arm 102, which is provided with, is embedded groove, and it is closing to be embedded one end of groove End, the other end is openend, and brake shoes 107, which is embedded, to be embedded in groove, and openend is closed by pressing plate.
By the way that brake shoes 107 is embedded in groove and fixed using pressing plate, brake shoes 107 is used for from being embedded to stretch out in groove With track friction, by removing pressing plate, repair and replacement etc. can be carried out to brake shoes 107, it is simple to operate.
As the preferred scheme of the embodiment, fixed between pressing plate and tong arm 102 by screw or bolt connection.
Screw and bolt make it that the dismounting of pressing plate is easy.
As the preferred scheme of the embodiment, the top of support 101 is to be equipped with to be used for and cable car on openend, openend The bolt that underbeam is fixed, the side wall of support 101 offers window, and window is sealed by transparent panel.
Openend, which can mitigate installation transparent panel on the quality of support 101, window, to facilitate staff to be observed.
As the preferred scheme of the embodiment, as shown in Figure 1, shown in Figure 5, ring flange is passed through between cylinder body 111 and support 101 118 connections.
The optimal size of all parts is have selected in Figure 10-Figure 13, under this dimensional conditions, performance is higher, but figure In size as just reference, it is impossible to be used as unique size selection.
Accordingly, the embodiment of the present invention 2 provides a kind of hydraulic rail brakes, including master control subsystem, electricity Gas control subsystem, hydraulic subsystem and the hydraulic rail brake at least in embodiment 1, two hydraulic rail brakes are one Group brake group, every group of brake group is separately positioned on the relative both sides of cable car underbeam, and master control subsystem is used to detect cable Car state simultaneously sends signal to electrical control subsystem, and electrical control subsystem controls multigroup brake group by hydraulic subsystem Act successively.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies Change, equivalent substitution, improvement etc., should be included in the scope of the protection.

Claims (10)

1. a kind of hydraulic rail brake, it is characterised in that including:
Support, the support is provided with cavity, and the support is used to be placed in cable car underbeam;
Tong arm, the tong arm is two, and two tong arms are oppositely arranged in the cavity and stretch out the support, the tong arm One end is provided with directive wheel, and the directive wheel, which rotates around the axis, to be arranged on the tong arm, and the other end of the tong arm is provided with Brake shoes, two brake shoes are separately positioned on the relative side of two tong arms, the center section of the tong arm with The holder pivots connection, the rotational axis line of the directive wheel is vertical with the rotational axis line of the tong arm;
Wedge, the wedge is located between the directive wheel of two tong arms, and the wedge includes integrally formed mistake Section, stopping element and canned paragraph are crossed, width of the stopping element from one end to the other end gradually increases, the close institute of the stopping element One end width of one end width less than the close canned paragraph of the stopping element of changeover portion is stated, the canned paragraph, which is slided, to be set On the bracket, the both sides of the changeover portion and/or the both sides of the stopping element are fitted with two directive wheels respectively;When When one end of the close changeover portion of the stopping element is contacted with the directive wheel, two brake shoes are located remotely from each other, when When one end of the close canned paragraph of the stopping element is contacted with the directive wheel, two brake shoes are close to each other;
Disc spring hydraulic cylinder, the disc spring hydraulic cylinder includes cylinder body, piston, disc spring by hydraulic pressure stand control, the disc spring hydraulic cylinder And pull bar, the cylinder body is fixedly connected with the support, and the piston is used to the cylinder body being divided into oil pocket and non-oil pocket, described Disc spring and the pull bar are arranged at the non-oil intracavitary, and one end of the pull bar is fixedly connected with the piston, the pull bar The other end be connected with the changeover portion.
2. hydraulic rail brake according to claim 1, it is characterised in that lead between the pull bar and the wedge Connection fork connection is crossed, the connection fork includes integrally formed threaded rod and contiguous block, and the contiguous block is " u "-shaped, the mistake Section is crossed to stretch into the contiguous block and be bolted, the pull bar is provided with screwed hole, the screwed hole be provided with Screw thread, the threaded rod is provided with external screw thread, the internal thread and external screw thread engagement.
3. hydraulic rail brake according to claim 2, it is characterised in that be arranged with spring washer on the threaded rod And lock nut, the spring washer is arranged between the pull bar and the lock nut.
4. hydraulic rail brake according to claim 1, it is characterised in that the side of the tong arm is provided with fixation Frame, the fixed mount setting is rotated between the rotational axis line and the directive wheel of the tong arm, on the fixed mount and set There is lateral register wheel, the lateral register wheel is contacted with the inwall of the support, compared with the tong arm, and the locating wheel is more leaned on The nearly disc spring hydraulic cylinder.
5. hydraulic rail brake according to claim 1, it is characterised in that the rotating shaft is arranged on the end of the tong arm Portion, the rotating shaft is multi-diameter shaft, and the inside of the directive wheel is shoulder hole, and the directive wheel is rotated and is set in the rotating shaft, Be provided between the directive wheel and the rotating shaft at the top of bearing, the directive wheel and be provided with gland, the gland with it is described Directive wheel is fixed and props up the outer ring of the bearing, and cover plate is provided with the top of the rotating shaft, and the cover plate props up the bearing Inner ring and fixed with the rotating shaft.
6. the hydraulic rail brake according to claim 1-5 any one, it is characterised in that the end of the tong arm is set It is equipped with and is embedded groove, described one end for being embedded groove is blind end, and the other end is openend, and the brake shoes is embedded is embedded groove described Interior, the openend is closed by pressing plate.
7. hydraulic rail brake according to claim 6, it is characterised in that pass through between the pressing plate and the tong arm Screw or bolt connection are fixed.
8. the hydraulic rail brake according to claim 1-5 any one, it is characterised in that the top of the support is The bolt for being fixed with cable car underbeam is equipped with openend, the openend, the side wall of the support offers window, institute Window is stated to seal by transparent panel.
9. the hydraulic rail brake according to claim 1-5 any one, it is characterised in that the cylinder body and the branch Connected between frame by ring flange.
10. a kind of hydraulic rail brakes, it is characterised in that including master control subsystem, electrical control subsystem, hydraulic subsidiary Hydraulic rail brake described in system and at least two claim 1-9 any one, two hydraulic rail brakes For one group of brake group, brake group described in every group is separately positioned on the relative both sides of cable car underbeam, the main control subsystem Unite for detecting cable car state and sending signal to the electrical control subsystem, the electrical control subsystem passes through the liquid The pressure multigroup brake group of subsystem controls is acted successively.
CN201610006268.5A 2016-01-06 2016-01-06 A kind of hydraulic rail brake and brakes Active CN105460044B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2751367A1 (en) * 1977-11-17 1979-05-23 Oehler Wyhlen Lagertechnik Ag METHOD FOR BRAKING THE MOVEMENT OF THE PART OF A BEARING MACHINE, GUIDED ON A HEAD GUIDE RAIL, CRANE BRIDGE O.DGL. AND DYNAMIC RAIL BRAKE FOR EXECUTING THE PROCEDURE
JP4454828B2 (en) * 2000-09-27 2010-04-21 日本ケーブル株式会社 Steel cable railway braking system
US7975811B2 (en) * 2008-01-22 2011-07-12 Hillmar Industries Ltd. Constant force rail clamp
CN201357827Y (en) * 2009-03-09 2009-12-09 北京起重运输机械设计研究院 Vertical rail safety brake
CN103991460B (en) * 2014-05-29 2017-02-01 中国神华能源股份有限公司 Track clamping device and track walking mechanism
DE102015108277B4 (en) * 2015-05-26 2022-04-28 Smt Scharf Gmbh Braking device for a running gear of a monorail
CN205311626U (en) * 2016-01-06 2016-06-15 余一霖 Hydraulic pressure track brake and braking system

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