CN205311626U - Hydraulic pressure track brake and braking system - Google Patents

Hydraulic pressure track brake and braking system Download PDF

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Publication number
CN205311626U
CN205311626U CN201620013998.3U CN201620013998U CN205311626U CN 205311626 U CN205311626 U CN 205311626U CN 201620013998 U CN201620013998 U CN 201620013998U CN 205311626 U CN205311626 U CN 205311626U
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China
Prior art keywords
brake
tong arm
hydraulic
directive wheel
support
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CN201620013998.3U
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Chinese (zh)
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余一霖
彭学孝
邵清明
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余一霖
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Priority to CN201620013998.3U priority Critical patent/CN205311626U/en
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Abstract

The utility model provides a hydraulic pressure track brake and braking system, belong to ground cable car field, the hydraulic pressure track brake includes the support, the tong arm, wedge and dish spring pneumatic cylinder, hydraulic pressure track braking system includes the master control subsystem, the electrical control subsystem, hydraulic braking subsystem and two at least hydraulic pressure track brakes, through carrying out the modularized design with the track brake, require to calculate according to the standard according to the slope of the parameter of single track brake and cable car and gross weight etc, quantity to the track brake disposes, can effectively realize the rational utilization of track brake, simple structure is convenient, in addition, multiunit stopper group moves in proper order, and the less hydraulic pressure track brake of first use makes the cable car slow down, and then uses multiunit hydraulic pressure track brake to make the cable car stop, can avoiding the brake at the excessive speed, and reduce friction loss simultaneously improves hydraulic pressure track brake and orbital life.

Description

A kind of hydraulic rail brake and brakes
Technical field
This utility model relates to cable car field, ground, in particular to a kind of hydraulic rail brake and brakes.
Background technology
Passenger traffic ground cable car needs to use track brake, in order to make cable car brake etc., " passenger traffic ground cable car safety requirements (GB19402-2012) " 8.6 requirements are as follows: in situations, automatism answered by track brake to 8.6.2: hauling rope ruptures; 25% is reached to hypervelocity; When walking mechanism hauling rope only has the half of its maximum tension or hauling rope tension force under 5KN time.
8.6.3 when vehicle has a crew, track brake should have hand release. Manual release should with display brake automatic releasing device in identical position.
8.6.4 when track brake works in orbit, should determining the pressure of track brake jaw by a μm in (desirable 0.08), determine the physical dimension of vehicle by μm ax (desirable 0.24), both of which should be checked.
8.6.5 when the friction plate of track brake presses average friction coefficient calculating, the brake force of track brake should be not less than values below: when passenger vehicle is descending, acts on the maximum drawbar pull of upside hauling rope; 1.5 times of the fully loaded maximum sliding force of passenger vehicle; When through braking distance 0.75V2 (V is the passenger vehicle speed of service, m/s), and when making brake(-holder) block abrasion and coefficient of friction minimum, brake force should be greater than the maximum sliding force of fully loaded passenger vehicle.
8.6.6 track brake jaw should be wear-resisting. The height of jaw should be adapted to integrated car load and be will not interfere with by rail linearity section, curved section and track switch etc.
When 8.6.7 using under-40 DEG C of low temperature environments, should be able to normal operation.
8.6.8 when taking maximum friction coefficient (see 8.6.4), its yield safety coefficient of all components of track brake and braking dolly should be not less than 2. Additionally, it is also contemplated that special dynamic closing force.
8.6.9 the method for inspection of track brake security performance
Check the braking distance of following condition lower railway brake, the abrasion of down time and jaw: the position that the gradient is maximum;Descending runs; Full-load run; The maximum speed of cable car.
" passenger aerial ropeway supervision and inspection and periodic inspection rule (TSGS7001-2013) " 14.9 requirements are as follows:
(1), during the disconnected rope inspection device action of hauling rope or tail rope, car brake should be working properly;
(2), when being provided with crew in passenger vehicle, car brake should can manual operation;
(3) car brake should firmly install, brake(-holder) block abrasion without exception;
(4) shape of cable car car brake jaw and height are it should be guaranteed that full load, and passenger vehicle passenger traffic passes through rail linearity section, curve and track switch.
Track brake structure of the prior art is complicated, cost of manufacture is higher, it is difficult to meeting the requirement in specification, the reliability of performance is not high, it is easy to potential safety hazard occurs.
Utility model content
This utility model provides a kind of hydraulic rail brake and brakes,
This utility model is achieved in that
A kind of hydraulic rail brake, including:
Support, described support is provided with cavity, and described support is for being placed in cable car underbeam;
Tong arm, described tong arm is two, two tong arms are oppositely arranged in described cavity and stretch out described support, one end of described tong arm is provided with directive wheel, described directive wheel rotates around the axis and is arranged on described tong arm, and the other end of described tong arm is provided with brake shoes, and two described brake shoes are separately positioned on the relative side of two described tong arms, the mid portion of described tong arm is connected with described holder pivots, and the rotational axis line of described directive wheel is vertical with the rotational axis line of described tong arm;
Wedge, described wedge is between the directive wheel of two described tong arms, described wedge includes integrated changeover portion, stopping element and canned paragraph, described stopping element is gradually increased to the width of the other end by one end, one end width of the close described changeover portion of described stopping element is less than one end width of the close described canned paragraph of described stopping element, described canned paragraph is slidably arranged on described support, fits with two described directive wheels respectively in the both sides of described changeover portion and/or the both sides of described stopping element; When one end of the close described changeover portion of described stopping element contacts with described directive wheel, two described brake shoes are located remotely from each other, and when one end of the close described canned paragraph of described stopping element contacts with described directive wheel, two described brake shoes are close to each other;
Disc spring hydraulic cylinder, described disc spring hydraulic cylinder is controlled by Hydraulic Station, described disc spring hydraulic cylinder includes cylinder body, piston, disc spring and pull bar, described cylinder body is fixing with described support to be connected, described piston for being divided into oil pocket and non-oil pocket by described cylinder body, described disc spring and described pull bar are arranged at described non-oil intracavity, and one end of described pull bar is fixing with described piston to be connected, and the other end of described pull bar is connected with described changeover portion.
Support is for being fixed on cable car underbeam by hydraulic rail brake, and cavity is used for holding tong arm, wedge etc. so that it is be in the state of relative closure, it is to avoid be subject to external interference, it is ensured that hydraulic rail brake even running. Two tong arms are oppositely arranged, track is between two tong arms, brake shoes on two tong arms can simultaneously and track friction, increasing friction force, directive wheel can rotate under the effect of wedge, and the spacing between two directive wheels changes simultaneously, so that the spacing between the brake shoes on two tong arms changes, carrying out braking or normally travelling, directive wheel can reduce the abrasion between wedge and tong arm. When the changeover portion of wedge contacts with directive wheel, brake shoes and track depart from, when stopping element contacts with directive wheel and during movement, two brake shoes move closer to or away from, canned paragraph makes the running orbit of wedge determine. Disc spring hydraulic cylinder is for controlling the position of wedge, thus realizing the control to two brake shoes, if oil-filled in oil pocket so that disc spring is compressed, and promotes wedge away from cylinder body, and two directive wheels are close to each other; If the hydraulic oil in oil pocket reduces, disc spring extends, and pulls wedge near cylinder body, and two directive wheels are located remotely from each other.
Further, by connecting fork connection between described pull bar and described wedge, described connection fork includes integrated threaded rod and contiguous block, described contiguous block is " u "-shaped, described changeover portion stretches in described contiguous block and is bolted, and described pull bar is provided with screwed hole, is provided with female thread in described screwed hole, described threaded rod is provided with external screw thread, described female thread and the engagement of described external screw thread.
Owing to placement location and the placed angle of wedge require comparatively strict, to avoid cooperation that error occurs, therefore, the status requirement of disc spring hydraulic cylinder is higher, manufacture, install relatively complicated, so that work efficiency is relatively low, relatively costly, after setting up connection fork, connect fork and can fix as a whole with wedge, by connecting the threaded engagement between fork and pull bar, distance between wedge and pull bar bigger or less time all can use, effectively reduce the alignment error brought due to foozle or size etc.
Further, described threaded rod being arranged with spring washer and lock nut, described spring washer is arranged between described pull bar and described lock nut.
In order to ensure good transmission, the surface that the area of wedge is bigger should be vertical with the axial line of directive wheel, owing to being threaded connection between pull bar and connection fork, in hydraulic rail brake motor process, wedge and connect fork and make as a whole it may happen that certain rotation, thus causing that deviation occurs in coordinating between wedge with directive wheel, affect the effect of brake, therefore, spring washer and lock nut is used to be locked on pull bar by connection fork, after the position of wedge and connection fork is fixing, lock nut is used to form an entirety by fixing to the two and pull bar, moment keeps the position of wedge, angle, hydraulic rail brake is more stable.
Further, the side of described tong arm is provided with fixed mount, described fixed mount is arranged between the rotational axis line of described tong arm and described directive wheel, described fixed mount rotates and is provided with lateral register wheel, the contact internal walls of described lateral register wheel and described support, compared with described tong arm, described location is taken turns closer to described disc spring hydraulic cylinder.
When pull bar pulls wedge towards movement of cylinder block, certain angle is there is between active force and the direction of motion that directive wheel is applied by wedge, active force separation in the movement direction can promote tong arm towards movement of cylinder block, so that tong arm deforms or ruptures from the junction of tong arm with support, cause security incident; After setting up lateral register wheel, lateral register wheel is applied opposition by support, makes tong arm can only rotate around the rotational axis line of self; effectively protect tong arm, improve the service life of tong arm, additionally; owing to being rolling friction between lateral register wheel and support, frictional force is less.
Further, described rotating shaft is arranged on the end of described tong arm, described rotating shaft is multidiameter, the inside of described directive wheel is shoulder hole, and described directive wheel turning set is located in described rotating shaft, is provided with bearing between described directive wheel and described rotating shaft, the top of described directive wheel is provided with gland, the outer ring of described bearing is fixed and propped up to described gland and described directive wheel, and the top of described rotating shaft is provided with cover plate, and described cover plate props up the inner ring of described bearing and fixes with described rotating shaft.
Directive wheel is set in rotating shaft and is rotationally connected by bearing, and three is fixed by gland and cover plate, and directive wheel can rotate around Pivot Point Center line, meanwhile, the installation of directive wheel, dismantles very convenient, is convenient for changing and keeps in repair.
Further, the end of described tong arm is provided with and is embedded groove, described in be embedded one end of groove be blind end, the other end is opening, and described brake shoes is embedded and is embedded in groove described, and described opening is closed by pressing plate.
By brake shoes being embedded in groove and using pressing plate to fix, brake shoes from be embedded in groove to stretch out for track friction, by taking off pressing plate, it is possible to brake shoes to be replaced maintenance etc., simple to operation.
Further, be connected by screw or bolt between described pressing plate with described tong arm fixing.
Screw and bolt make the dismounting simplicity of pressing plate.
Further, the top of described support is opening, described opening is equipped with for the bolt fixing with cable car underbeam, and the sidewall of described support offers window, and described window is sealed by lamella lucida.
Opening can alleviate the quality of support, window is installed lamella lucida staff can be facilitated to observe.
Further, it is connected by ring flange between described cylinder body with described support.
A kind of hydraulic rail brakes, including the hydraulic rail brake described in main control subsystem, electrical control subsystem, hydraulic subsystem and at least two claim 1-9, two described hydraulic rail brakes are one group of brake groups, often organize described brake groups and be separately positioned on the relative both sides of cable car underbeam, described main control subsystem is used for detecting cable car state and sending signal to described Electronic Control subsystem, and described electrical control subsystem controls the described brake groups action successively of many groups by described hydraulic subsystem.
Compared with prior art, the beneficial effects of the utility model are: by track brake is carried out modularized design, parameter and the gradient of cable car and gross weight etc. according to single track brake are calculated according to code requirement, the quantity of track brake is configured, can effectively realizing the Appropriate application of track brake, simple in construction is convenient; It addition, the brake groups action successively of many groups, cable car is made to slow down first by less hydraulic rail brake, then re-using the hydraulic rail brake of many groups makes cable car stop, brake can be avoided too fast, reduce frictional dissipation simultaneously, improve the service life of hydraulic rail brake and track.
Accompanying drawing explanation
The hydraulic rail brake front view that Fig. 1 provides for this utility model embodiment;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is the right view of Fig. 1;
Fig. 5 is the A-A sectional view of Fig. 2;
Fig. 6 is the B-B sectional view of Fig. 5;
Fig. 7 is the C-C sectional view of Fig. 5;
Fig. 8 is the tong arm open mode schematic diagram of Fig. 5;
Fig. 9 is the tong arm normal brake application view of Fig. 5;
Figure 10 is the brake shoe normal brake application view of Fig. 5;
The jaw that Figure 11 is Figure 10 opens intermediateness schematic diagram;
Figure 12 is the brake shoe abrasion 0.75mm view of Figure 10;
The jaw that Figure 13 is Figure 12 opens intermediateness schematic diagram.
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; Connect fork 115; Fixed mount 116; Lateral register wheel 117; Ring flange 118.
Detailed description of the invention
Track brake structure of the prior art is complicated, cost of manufacture is higher, it is difficult to meeting the requirement in specification, the reliability of performance is not high, it is easy to potential safety hazard occurs.
In order to make the problems referred to above improve, this utility model provides a kind of hydraulic rail brake and brakes, hydraulic rail brake includes support, tong arm, wedge and disc spring hydraulic cylinder, hydraulic rail brakes includes main control subsystem, electrical control subsystem, hydraulic subsystem and at least two hydraulic rail brake, by track brake is carried out modularized design, parameter and the gradient of cable car and gross weight etc. according to single track brake are calculated according to code requirement, the quantity of track brake is configured, can effectively realize the Appropriate application of track brake, simple in construction is convenient,It addition, the brake groups action successively of many groups, cable car is made to slow down first by less hydraulic rail brake, then re-using the hydraulic rail brake of many groups makes cable car stop, brake can be avoided too fast, reduce frictional dissipation simultaneously, improve the service life of hydraulic rail brake and track.
For making the purpose of this utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in this utility model embodiment, technical scheme in this utility model embodiment is clearly and completely described, obviously, described embodiment is a part of embodiment of this utility model, rather than whole embodiments. Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
Therefore, below the detailed description of the embodiment of the present utility model provided in the accompanying drawings is not intended to limit claimed scope of the present utility model, but is merely representative of selected embodiment of the present utility model. Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
It should also be noted that similar label and letter below figure represent similar terms, therefore, once a certain Xiang Yi accompanying drawing is defined, then it need not be carried out definition further and explain in accompanying drawing subsequently.
In description of the present utility model, it should be noted that, term " " center ", " on ", D score, " left side ", " right side ", " vertically ", " level ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, or this utility model product orientation usually put or position relationship when using, it is for only for ease of description this utility model and simplifies description, rather than the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model. additionally, term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and it is not intended that indicate or hint relative importance.
In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ", " installation ", " being connected ", " connection " should be interpreted broadly, for instance, it is possible to it is fixing connection, can also be removably connect, or connect integratedly; Can be mechanically connected, it is also possible to be electrical connection; Can be joined directly together, it is also possible to be indirectly connected to by intermediary, it is possible to be the connection of two element internals. For the ordinary skill in the art, it is possible to concrete condition understands above-mentioned term concrete meaning in this utility model.
The hydraulic rail brake front view that Fig. 1 provides for this utility model embodiment 1; Fig. 2 is the top view of Fig. 1; Fig. 3 is the left view of Fig. 1; Fig. 4 is the right view of Fig. 1; Fig. 5 is the A-A sectional view of Fig. 2; Fig. 6 is the B-B sectional view of Fig. 5; Fig. 7 is the C-C sectional view of Fig. 5; Fig. 8 is the tong arm open mode schematic diagram of Fig. 5; Fig. 9 is the tong arm normal brake application view of Fig. 5; Figure 10 is the brake shoe normal brake application view of Fig. 5; The jaw that Figure 11 is Figure 10 opens intermediateness schematic diagram;Figure 12 is the brake shoe abrasion 0.75mm view of Figure 10; The jaw that Figure 13 is Figure 12 opens intermediateness schematic diagram.
As shown in Fig. 1-Figure 13, this utility model embodiment 1 provides a kind of hydraulic rail brake, including support 101, tong arm 102, wedge 103 and disc spring hydraulic cylinder 104.
As Figure 1-Figure 5, support 101 is provided with cavity 105, and support 101 is for being placed in cable car underbeam; Support 101 for being fixed on cable car underbeam by hydraulic rail brake, and cavity 105 is used for holding tong arm 102, wedge 103 etc. so that it is be in the state of relative closure, it is to avoid be subject to external interference, it is ensured that hydraulic rail brake even running.
As shown in Figure 6, Figure 7, tong arm 102 is two, 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, directive wheel 106 rotates around the axis and is arranged on tong arm 102, and the other end of tong arm 102 is provided with brake shoes 107, and two brake shoes 107 are separately positioned on the relative side of two tong arms 102, the mid portion of tong arm 102 and support 101 are rotationally connected, and the rotational axis line of directive wheel 106 is vertical with the rotational axis line of tong arm 102; Two tong arms 102 are oppositely arranged, and track is between two tong arms 102, and the brake shoes 107 on two tong arms 102 can simultaneously and track friction, increasing friction force.
Wedge 103 is between the directive wheel 106 of two tong arms 102, as shown in Figure 8, Figure 9, wedge 103 includes integrated changeover portion 108, stopping element 109 and canned paragraph 110, stopping element 109 is gradually increased to the width of the other end by one end, 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 is slidably arranged on support 101, fits with two directive wheels 106 respectively in the both sides of changeover portion 108 and/or the both sides of stopping element 109.
Directive wheel 106 can rotate under the effect of wedge 103, spacing between two directive wheels 106 changes simultaneously, so that the spacing between brake shoes 107 on two tong arms 102 changes, carrying out braking or normally travelling, directive wheel 106 can reduce the abrasion between wedge 103 and tong arm 102. When one end of the close changeover portion 108 of stopping element 109 contacts with directive wheel 106, two brake shoes 107 are located remotely from each other, and when one end of the close canned paragraph 110 of stopping element 109 contacts with directive wheel 106, two brake shoes 107 are close to each other; When the changeover portion 108 of wedge 103 contacts with directive wheel 106, brake shoes 107 departs from track, when stopping element 109 contacts with directive wheel 106 and time mobile.
As shown in Figure 5, disc spring hydraulic cylinder 104 is controlled by Hydraulic Station, disc spring hydraulic cylinder 104 includes cylinder body 111, piston 112, disc spring 113 and pull bar 114, cylinder body 111 is fixing with support 101 to be connected, piston 112 for being divided into oil pocket and non-oil pocket by cylinder body 111, disc spring 113 and pull bar 114 are arranged at non-oil intracavity, one end of pull bar 114 is fixing with piston 112 to be connected, the other end of pull bar 114 is connected with changeover portion 108, two brake shoes 107 move closer to or away from, canned paragraph 110 makes the running orbit of wedge 103 determine. Disc spring hydraulic cylinder 104 is for controlling the position of wedge 103, thus realizing the control to two brake shoes 107, if oil-filled in oil pocket so that disc spring 113 is compressed, and promotes wedge 103 away from cylinder body 111, and two directive wheels 106 are close to each other;If the hydraulic oil in oil pocket reduces, disc spring 113 extends, and pulls wedge 103 near cylinder body 111, and two directive wheels 106 are located remotely from each other.
Preferred version as this embodiment, as shown in Figure 5, by connecting fork 115 connection between pull bar 114 and wedge 103, connecting fork 115 and include integrated threaded rod and contiguous block, contiguous block is " u "-shaped, and changeover portion 108 stretches in contiguous block and is bolted, pull bar 114 is provided with screwed hole, being provided with female thread in screwed hole, threaded rod is provided with external screw thread, female thread and external screw thread engagement.
Owing to placement location and the placed angle of wedge 103 require comparatively strict, to avoid cooperation that error occurs, therefore, the status requirement of disc spring hydraulic cylinder 104 is higher, manufacture, install relatively complicated, so that work efficiency is relatively low, relatively costly, after setting up connection fork 115, connect fork 115 and can fix as a whole with wedge 103, by connecting the threaded engagement between fork 115 and pull bar 114, distance between wedge 103 and pull bar 114 bigger or less time all can use, effectively reduce the alignment error brought due to foozle or size etc.
As the preferred version of this embodiment, threaded rod being arranged with spring washer and lock nut, spring washer is arranged between pull bar 114 and lock nut.
In order to ensure good transmission, the surface that the area of wedge 103 is bigger should be vertical with the axial line of directive wheel 106, owing to being threaded connection between pull bar 114 and connection fork 115, in hydraulic rail brake motor process, wedge 103 and connect fork 115 and make as a whole it may happen that certain rotation, thus causing that deviation occurs in coordinating between wedge 103 with directive wheel 106, affect the effect of brake, therefore, use spring washer and lock nut that connection is pitched 115 and be locked on pull bar 114, after the position of wedge 103 and connection fork 115 is fixing, use lock nut the two to be fixed with pull bar 114 and form an entirety, moment keeps the position of wedge 103, angle, hydraulic rail brake is more stable.
Preferred version as this embodiment, as shown in Figure 5, the side of tong arm 102 is provided with fixed mount 116, fixed mount 116 is arranged between the rotational axis line of tong arm 102 and directive wheel 106, fixed mount 116 rotates and is provided with lateral register wheel 117, lateral register wheel 117 and the contact internal walls of support 101, compared with tong arm 102, position and take turns closer to disc spring hydraulic cylinder 104.
When pull bar 114 pulls wedge 103 to move towards cylinder body 111, certain angle is there is between active force and the direction of motion that directive wheel 106 is applied by wedge 103, active force separation in the movement direction can promote tong arm 102 to move towards cylinder body 111, so that tong arm 102 deforms or ruptures from the junction of tong arm 102 with support 101, cause security incident; After setting up lateral register wheel 117; lateral register is taken turns 117 applying oppositions by support 101; make tong arm 102 can only rotate around the rotational axis line of self; effectively protection tong arm 102; improve the service life of tong arm 102; further, since be rolling friction between lateral register wheel 117 and support 101, frictional force is less.
Preferred version as this embodiment, rotating shaft is arranged on the end of tong arm 102, rotating shaft is multidiameter, the inside of directive wheel 106 is shoulder hole, and directive wheel 106 turning set is located in rotating shaft, is provided with bearing between directive wheel 106 and rotating shaft, the top of directive wheel 106 is provided with gland, gland is fixed with directive wheel 106 and props up the outer ring of bearing, and the top of rotating shaft is provided with cover plate, and cover plate props up the inner ring of bearing and fixes with rotating shaft.
Directive wheel 106 is set in rotating shaft and is rotationally connected by bearing, and three is fixed by gland and cover plate, and directive wheel 106 can rotate around Pivot Point Center line, meanwhile, the installation of directive wheel 106, dismantles very convenient, is convenient for changing and keeps in repair.
As the preferred version of this embodiment, the end of tong arm 102 is provided with and is embedded groove, and the one end being embedded groove is blind end, and the other end is opening, and brake shoes 107 is embedded being embedded in groove, and opening is closed by pressing plate.
By brake shoes 107 being embedded in groove and using pressing plate to fix, brake shoes 107 from be embedded in groove to stretch out for track friction, by taking off pressing plate, it is possible to brake shoes 107 is replaced maintenance etc., simple to operation.
As the preferred version of this embodiment, it is connected fixing between pressing plate with tong arm 102 by screw or bolt.
Screw and bolt make the dismounting simplicity of pressing plate.
As the preferred version of this embodiment, the top of support 101 is opening, opening is equipped with for the bolt fixing with cable car underbeam, and the sidewall of support 101 offers window, and window is sealed by lamella lucida.
Opening can alleviate the quality of support 101, window is installed lamella lucida staff can be facilitated to observe.
As the preferred version of this embodiment, as shown in Figure 1, shown in Figure 5, it is connected by ring flange 118 between cylinder body 111 with support 101.
Have selected the optimal size of all parts in Figure 10-Figure 13, under this dimensional conditions, performance is higher, but the size in figure is as just reference, it is impossible to as unique size Selection.
Accordingly, this utility model embodiment 2 provides a kind of hydraulic rail brakes, including main control subsystem, electrical control subsystem, hydraulic subsystem and at least hydraulic rail brake in embodiment 1, two hydraulic rail brakes are one group of brake groups, often group brake groups is separately positioned on the relative both sides of cable car underbeam, main control subsystem is used for detecting cable car state and sending signal to Electronic Control subsystem, and electrical control subsystem controls the brake groups action successively of many groups by hydraulic subsystem.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for a person skilled in the art, this utility model can have various modifications and variations. All within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.

Claims (10)

1. a hydraulic rail brake, it is characterised in that including:
Support, described support is provided with cavity, and described support is for being placed in cable car underbeam;
Tong arm, described tong arm is two, two tong arms are oppositely arranged in described cavity and stretch out described support, one end of described tong arm is provided with directive wheel, described directive wheel rotates around the axis and is arranged on described tong arm, and the other end of described tong arm is provided with brake shoes, and two described brake shoes are separately positioned on the relative side of two described tong arms, the mid portion of described tong arm is connected with described holder pivots, and the rotational axis line of described directive wheel is vertical with the rotational axis line of described tong arm;
Wedge, described wedge is between the directive wheel of two described tong arms, described wedge includes integrated changeover portion, stopping element and canned paragraph, described stopping element is gradually increased to the width of the other end by one end, one end width of the close described changeover portion of described stopping element is less than one end width of the close described canned paragraph of described stopping element, described canned paragraph is slidably arranged on described support, fits with two described directive wheels respectively in the both sides of described changeover portion and/or the both sides of described stopping element;When one end of the close described changeover portion of described stopping element contacts with described directive wheel, two described brake shoes are located remotely from each other, and when one end of the close described canned paragraph of described stopping element contacts with described directive wheel, two described brake shoes are close to each other;
Disc spring hydraulic cylinder, described disc spring hydraulic cylinder is controlled by Hydraulic Station, described disc spring hydraulic cylinder includes cylinder body, piston, disc spring and pull bar, described cylinder body is fixing with described support to be connected, described piston for being divided into oil pocket and non-oil pocket by described cylinder body, described disc spring and described pull bar are arranged at described non-oil intracavity, and one end of described pull bar is fixing with described piston to be connected, and the other end of described pull bar is connected with described changeover portion.
2. hydraulic rail brake according to claim 1, it is characterized in that, by connecting fork connection between described pull bar and described wedge, described connection fork includes integrated threaded rod and contiguous block, and described contiguous block is " u "-shaped, and described changeover portion stretches in described contiguous block and is bolted, described pull bar is provided with screwed hole, being provided with female thread in described screwed hole, described threaded rod is provided with external screw thread, described female thread and the engagement of described external screw thread.
3. hydraulic rail brake according to claim 2, it is characterised in that being arranged with spring washer and lock nut on described threaded rod, described spring washer is arranged between described pull bar and described lock nut.
4. hydraulic rail brake according to claim 1, it is characterized in that, the side of described tong arm is provided with fixed mount, described fixed mount is arranged between the rotational axis line of described tong arm and described directive wheel, described fixed mount rotates and is provided with lateral register wheel, the contact internal walls of described lateral register wheel and described support, compared with described tong arm, described location is taken turns closer to described disc spring hydraulic cylinder.
5. hydraulic rail brake according to claim 1, it is characterized in that, described rotating shaft is arranged on the end of described tong arm, described rotating shaft is multidiameter, the inside of described directive wheel is shoulder hole, described directive wheel turning set is located in described rotating shaft, it is provided with bearing between described directive wheel and described rotating shaft, the top of described directive wheel is provided with gland, the outer ring of described bearing is fixed and propped up to described gland and described directive wheel, the top of described rotating shaft is provided with cover plate, and described cover plate props up the inner ring of described bearing and fixes with described rotating shaft.
6. the hydraulic rail brake according to claim 1-5 any one, it is characterised in that the end of described tong arm is provided with and is embedded groove, described one end being embedded groove is blind end, the other end is opening, and described brake shoes is embedded and is embedded in groove described, and described opening is closed by pressing plate.
7. hydraulic rail brake according to claim 6, it is characterised in that be connected fixing between described pressing plate with described tong arm by screw or bolt.
8. the hydraulic rail brake according to claim 1-5 any one, it is characterized in that, the top of described support is opening, described opening is equipped with for the bolt fixing with cable car underbeam, the sidewall of described support offers window, and described window is sealed by lamella lucida.
9. the hydraulic rail brake according to claim 1-5 any one, it is characterised in that be connected by ring flange between described cylinder body with described support.
10. a hydraulic rail brakes, it is characterized in that, including the hydraulic rail brake described in main control subsystem, electrical control subsystem, hydraulic subsystem and at least two claim 1-9 any one, two described hydraulic rail brakes are one group of brake groups, often organize described brake groups and be separately positioned on the relative both sides of cable car underbeam, described main control subsystem is used for detecting cable car state and sending signal to described electrical control subsystem, and described electrical control subsystem controls the described brake groups action successively of many groups by described hydraulic subsystem.
CN201620013998.3U 2016-01-06 2016-01-06 Hydraulic pressure track brake and braking system Withdrawn - After Issue CN205311626U (en)

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CN201620013998.3U CN205311626U (en) 2016-01-06 2016-01-06 Hydraulic pressure track brake and braking system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105460044A (en) * 2016-01-06 2016-04-06 余一霖 Hydraulic track brake and hydraulic track brake system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105460044A (en) * 2016-01-06 2016-04-06 余一霖 Hydraulic track brake and hydraulic track brake system

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