CN111891199A

CN111891199A - Brake cylinder transfer platform

Info

Publication number: CN111891199A
Application number: CN202010954802.1A
Authority: CN
Inventors: 邓朱建; 许建坤; 赵伟; 刘晨; 周海安; 李文扬; 蔡明�
Original assignee: CRRC Chengdu Co Ltd
Current assignee: CRRC Chengdu Co Ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2020-11-06

Abstract

The invention discloses a brake cylinder transferring platform which comprises a movable transferring part, wherein the transferring part is provided with a lifting part, the lifting part is provided with a fixing part, the lifting part is used for realizing the lifting motion of the fixing part, and the fixing part is used for installing and fixing a brake cylinder. Above-mentioned checking cylinder transports platform is once fixed in the checking cylinder and transports the platform, can realize the integration operation form of maintenance, experiment and installation, has improved the convenience and the security of transporting, has saved the cost, has improved efficiency.

Description

Brake cylinder transfer platform

Technical Field

The invention relates to the technical field of railway passenger car brake systems, in particular to a brake cylinder transfer platform.

Background

The brake cylinder is an important component of a railway passenger car brake system and needs to be overhauled, tested and installed.

During the existing brake cylinder maintenance, testing and installation, the brake cylinder needs to be moved. The existing transfer mode is to place the brake cylinder on different tools for transferring, and the problem of inconvenient transfer, long time consumption and low efficiency exists in the transfer process based on the fact that the brake cylinder is large in size and heavy in weight. And, the qualified checking cylinder of having tested is put on the tray and is transported to the vehicle bottom by fork truck, and the installation is carried to the manual work, and this mode has the potential safety hazard in the condition that the staff is damaged or injures by a crashing object to the ground that the checking cylinder rolls to appear most probably.

Therefore, how to provide a brake cylinder transfer platform which is convenient for the transfer of brake cylinders in the processes of maintenance, test and installation, saves cost, improves efficiency and improves safety is a technical problem which needs to be solved by technical personnel in the field.

Disclosure of Invention

The invention aims to provide a brake cylinder transfer platform, wherein a brake cylinder is fixed on the transfer platform at one time, so that an integrated operation form of maintenance, test and installation can be realized, the convenience and safety of transfer are improved, the cost is saved, and the efficiency is improved.

In order to achieve the purpose, the brake cylinder transferring platform comprises a movable transferring part, wherein the transferring part is provided with a lifting part, the lifting part is provided with a fixing part, the lifting part is used for realizing the lifting movement of the fixing part, and the fixing part is used for installing and fixing a brake cylinder.

Preferably, the transfer portion includes a first mounting chassis provided with universal wheels and a hand push bar.

Preferably, the elevating part includes a hydraulic elevating device.

Preferably, the both sides of first installation chassis are equipped with the installation side bearer, elevating gear includes bracing piece, pneumatic cylinder and slide bar, the stiff end of pneumatic cylinder with first installation chassis rotates to be connected, the expansion end of pneumatic cylinder with the bracing piece links to each other, the bracing piece with installation side bearer rotates sliding connection, the slide bar with installation side bearer rotates to be connected, the slide bar with bracing piece cross and rotation are connected, the fixed part support be fixed in the slide bar with the bracing piece.

Preferably, the lifting part is located at an upper side of the transfer part, and the fixing part is located at an upper side of the lifting part.

Preferably, the lifting device further comprises an adjusting part, the adjusting part is connected between the lifting part and the fixing part, and the adjusting part is used for realizing the space adjustment of the fixing part.

Preferably, the adjusting part includes a horizontal adjusting part and/or a flip adjusting part.

Preferably, the horizontal adjusting part comprises a second mounting chassis, the second mounting chassis is provided with a guide rail, a slidable sliding block is arranged along the guide rail, and the sliding block is connected with the turnover adjusting part.

Preferably, the fixing portion comprises a fourth mounting chassis provided with a brake cylinder fixing device.

Preferably, the turnover adjusting part comprises a third mounting chassis, the third mounting chassis is provided with a rotary latch device and a hydraulic lifting device, the fourth mounting chassis is provided with a rotary rod, and the rotary rod is rotatably connected with the rotary latch device.

Compared with the prior art, the brake cylinder transferring platform provided by the invention comprises a transferring part, a lifting part and a fixing part, wherein the lifting part is arranged on the transferring part, the fixing part is arranged on the lifting part, the transferring part is movable, the lifting part can be lifted, and the fixing part can be used for fixing a brake cylinder; the brake cylinder transfer platform realizes the installation and fixation of a brake cylinder through the fixing part, realizes the lifting of the fixing part and the brake cylinder installed and fixed through the lifting part, and realizes the movement of the lifting part, the fixing part arranged on the lifting part and the brake cylinder through the transfer part; compared with the prior art, the transfer platform specially suitable for the brake cylinder is provided, the special fixing part is arranged for the brake cylinder to improve the stability and convenience of fixing, the brake cylinder is prevented from rolling off to improve the safety, when the transfer platform is used, the brake cylinder is fixed on the transfer platform at one time, the integrated operation mode of maintenance, test and installation can be realized, the cost is saved, and the efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a brake cylinder transfer platform provided in an embodiment of the present invention;

FIG. 2 is a front view of the brake cylinder transfer platform of FIG. 1;

FIG. 3 is a side view of the brake cylinder transfer platform of FIG. 1;

FIG. 4 is a top view of the brake cylinder transfer platform of FIG. 1;

FIG. 5 is a schematic view of the structure of the transfer portion of FIG. 1;

FIG. 6 is a schematic view of the lifting portion of FIG. 1;

FIG. 7 is a schematic view of the horizontal adjustment part shown in FIG. 1;

fig. 8 is a schematic structural diagram of the flip adjustment part in fig. 1;

FIG. 9 is a schematic structural view of the fixing portion in FIG. 1;

fig. 10 is a schematic structural diagram of a test stand in the prior art.

Wherein:

1-a transfer part, 2-a lifting part, 3-a horizontal adjusting part, 4-a turning adjusting part, 5-a fixed part, 11-a first installation underframe, 12-universal wheels, 13-hand push rods, 14-installation side frames, 21-supporting rods, 22-hydraulic cylinders, 23-sliding rods, 31-a second installation underframe, 32-sliding blocks, 33-guide rails, 41-a third installation underframe, 42-a rotary bolt device, 43-a hydraulic lifting device, 51-a fourth installation underframe, 52-a rotary rod, 53-a brake cylinder fixing device, 61-a telescopic protection device, 62-a test bed underframe and 63-a jacking plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 10, in which fig. 1 is a schematic structural diagram of a brake cylinder transfer platform according to an embodiment of the present invention, fig. 2 is a front view of the brake cylinder transfer platform in fig. 1, fig. 3 is a side view of the brake cylinder transfer platform in fig. 1, fig. 4 is a top view of the brake cylinder transfer platform in fig. 1, fig. 5 is a schematic structural diagram of a transfer portion in fig. 1, fig. 6 is a schematic structural diagram of an elevating portion in fig. 1, fig. 7 is a schematic structural diagram of a horizontal adjusting portion in fig. 1, fig. 8 is a schematic structural diagram of an inverted adjusting portion in fig. 1, fig. 9 is a schematic structural diagram of a fixing portion in fig. 1, and fig. 10 is a schematic structural diagram of a test bed.

In a first specific embodiment, the brake cylinder transfer platform provided by the invention comprises a transfer part 1, an elevating part 2 and a fixing part 5, wherein the elevating part 2 is arranged on the transfer part 1, the fixing part 5 is arranged on the elevating part 2, the fixing part 5 can be used for fixing a brake cylinder, the elevating part 2 can be lifted and can drive the fixing part 5 provided with the fixed brake cylinder and the brake cylinder to realize lifting adjustment, and the transfer part 1 can be moved and can drive the elevating part 2 provided with the fixing part 5 and the brake cylinder to realize moving transfer.

When using, directly be fixed in fixed part 5 with the installation of brake cylinder, can realize the transportation of brake cylinder through the removal effect of transportation portion 1, realize the integrated operation form of maintenance, experiment and installation.

The key improvement point of the invention is that the brake cylinder is transported in the integrated operation of maintenance, test and installation by adopting the transport platform, the transport platform not only has the fixing and transporting effects, but also has the lifting effect, the brake cylinder is fixed on the transport platform at one time, the integrated operation form of maintenance, test and installation can be realized, the convenience and safety of transportation are improved, the cost is saved, and the efficiency is improved.

It should be noted that the moving plane of the transfer platform in this embodiment includes, but is not limited to, the ground, the rail, the hanger rail, etc.; the movement of the transfer portion 1 has various implementations including, but not limited to, a wheel, a slide, a strop, etc.; the lifting of the lifting part 2 has various implementation manners, including but not limited to a telescopic rod, a telescopic cylinder and the like; the fixing part 5 can be mounted and fixed in various ways, including but not limited to a full-wrapping type, a half-wrapping type, an arc shape, a square shape and the like designed for a brake cylinder; the same shall fall within the scope of the present embodiment.

Illustratively, the transfer platform in this embodiment adopts a combined vehicle body structure, in other words, the transfer portion 1, the lifting portion 2 and the fixing portion 5 are combined together as a plurality of functional layers in the vehicle body structure, in this case, the lifting portion 2 is located on the upper side of the transfer portion 1, and the fixing portion 5 is located on the upper side of the lifting portion 2.

In this embodiment, transportation portion 1 includes first installation chassis 11, and first installation chassis 11 is equipped with universal wheel 12 and handspike 13, and the transportation form of transporting the platform this moment is artifical promotion, and universal wheel 12 is fit for any place in the factory, installs hydraulic means and four fixing device who is fixed in ground additional on the supported position of universal wheel 12 to it is fixed motionless when installing under easy access, experiment and the car.

Specifically, the universal wheels 12 are installed around the first installation chassis 11 to support and move, the hand push rod 13 is installed at the front or rear portion of the first installation chassis 11, and the hand push rod 13 extends upward from the bottom of the combined vehicle body structure to hold and control.

For example, the driving portion of the lifting unit 2 is a hydraulic lifting device, that is, the lifting device is a hydraulic cylinder 22 based on hydraulic principle, and the lifting unit 2 is driven to lift by the movement of a rod relative to the cylinder in the hydraulic cylinder 22.

In addition, the moving part of the lifting part 2 adopts the cross-shaped sliding rod 23 and the supporting rod 21, the hydraulic cylinder 22 provides driving force, so that the sliding rod 23 and the supporting rod 21 rotate around a central point, and the fixing part 5 is supported and fixed on the upper sides of the sliding rod 23 and the supporting rod 21, thereby realizing the lifting effect.

Specifically, mounting side frames 14 are arranged on two sides of the first mounting underframe 11, the mounting side frames 14 are in a rail form, the bottom ends of supporting rods 21 are rotatably and slidably connected with the mounting side frames 14, sliding rods 23 are rotatably connected with the mounting side frames 14, the sliding rods 23 are crosswise and rotatably connected with the supporting rods 21, and the bottom ends of the sliding rods 23 are rotatably connected with the mounting side frames 14.

When the device is used, the hydraulic cylinder 22 moves, so that the sliding rod 23 and the bottom end of the supporting rod 21 move oppositely, at the moment, the bottom end of the sliding rod 23 only rotates relative to the installation side frame 14, the bottom end of the supporting rod 21 rotates and moves relative to the installation side frame 14, and finally, the sliding rod 23 and the fixing part 5 on the upper side of the supporting rod 21 are lifted, so that the lifting is realized; the descent is the reverse of the above process and is not described in detail here.

In a specific embodiment, in addition to the lifting by the lifting part 2, the brake cylinder needs to be adjusted in a certain position, and the adjusting part is used for adjusting the space of the fixing part 5, so that the integrated operation form of maintenance, test and installation is satisfied.

In the present embodiment, the adjusting portion is connected between the lifting portion 2 and the fixing portion 5, that is, the adjusting portion is located above the lifting portion 2, and the fixing portion 5 is located above the adjusting portion.

The structural form of the adjusting part comprises a horizontal adjusting part 3 and a turning adjusting part 4, wherein the horizontal adjusting part 3 is used for realizing the movement adjustment in a certain direction, the turning adjusting part 4 is used for realizing the rotation adjustment in a certain direction, the movement adjustment and the rotation adjustment in multiple directions can be realized by combining and arranging different numbers of the horizontal adjusting parts 3 and the turning adjusting parts 4, and only the horizontal adjusting parts 3 and the turning adjusting parts 4 which need to be arranged are stacked and connected in the height direction; for example, the horizontal adjustment portion 3 of the first layer drives the above structures to move left and right, the horizontal adjustment portion 3 of the second layer drives the above structures to move back and forth, the flip adjustment portion 4 of the first layer drives the above structures to rotate left and right, and the flip adjustment portion 4 of the second layer drives the above structures to rotate back and forth.

That is, the present invention includes, but is not limited to, a single horizontal adjustment unit 3, a single inversion adjustment unit 4, a single horizontal adjustment unit 3 and an inversion adjustment unit 4, and other installation methods, and thus, the present invention is within the scope of the present invention.

Illustratively, the adjusting part comprises a horizontal adjusting part 3 and an overturning adjusting part 4, wherein the number of the horizontal adjusting part 3 and the overturning adjusting part 4 is one, and the brake cylinder transferring platform comprises a transferring part 1, a lifting part 2, the horizontal adjusting part 3, the overturning adjusting part 4 and a fixing part 5 which are arranged in sequence from bottom to top.

Specifically, horizontal adjustment portion 3 includes second installation chassis 31, and second installation chassis 31 is equipped with guide rail 33, is equipped with slidable slider 32 along guide rail 33, and slider 32 links to each other with upset adjustment portion 4, and when using, guide rail 33 and second installation chassis 31 are fixed for lift portion 2, and lift portion 2 drives horizontal adjustment portion 3 and realizes going up and down, and slider 32 is fixed for upset adjustment portion 4 relatively, and slider 32 drives upset adjustment portion 4 and slides along guide rail 33 and realizes moving the regulation.

Specifically, the turnover adjusting portion 4 includes a third mounting chassis 41, the number of the guide rails 33 is multiple, the number of the sliding blocks 32 on each set of guide rails 33 is multiple, the third mounting chassis 41 is fixed on the upper side of the sliding blocks 32, the third mounting chassis 41 is provided with a rotary latch device 42 and a hydraulic lifting device 43, the fixing portion 5 is rotatably connected with the turnover adjusting portion 4 through the rotary latch device 42, when in use, the hydraulic lifting device 43 is lifted upwards, and the fixing portion 5 rotates relative to the third mounting chassis 41 by using the rotary latch device 42 as a rotating shaft to realize rotation adjustment.

In addition, the fixing portion 5 includes a fourth mounting frame 51, the fourth mounting frame 51 is provided with a brake cylinder fixing device 53 and a rotating rod 52, and both ends of the rotating rod 52 are inserted into a pair of lugs of the rotating latch device 42 and rotatably coupled so that the fourth mounting frame 51 can rotate about the rotating rod 52 with respect to the third mounting frame 41 to be turned over by the upward pushing action of the hydraulic elevating device 43.

In the embodiment, an important step of brake cylinder maintenance is maintenance of the inner wall and the front cover opening of the cylinder body, when the inner wall is maintained, the brake cylinder is turned over under the condition that the tail part is fixed according to the operation position of a worker, so that the front cover opening and the horizontal plane reach a certain angle, and the operation of the worker is facilitated; through the lift of hydraulic pressure elevating gear 43 and the fixed upset of rotation type bolt device 42, the adjustment of angle when guaranteeing the check cylinder and examining and repairing, hydraulic pressure elevating gear 43 adjustment precision is higher, and the adjustment degree of difficulty is less, and the inconvenient problem of check cylinder upset when the solution that can be comparatively reliable overhauls.

Wherein, checking cylinder fixing device 53 is the cambered surface tube-shape, and parcel and installation fixed checking cylinder both provide the fixed effect of installation, still provide safety protection's effect, and the fixed mode of parcel laminating has avoided rolling of checking cylinder, provides very big guarantee, the effectual emergence of avoiding the incident for the staff in the aspect of the work safety.

The hydraulic lifting device and the hydraulic lifting device 43 are adopted, so that the lifting is stable, the performance is ensured, the service life is long, the adjusting speed is sensitive, the transmission efficiency is high, and the operation is simple and convenient; the vibration is small when the micro-feeding device is started in work, and the micro-feeding device does not have the creeping phenomenon at low speed, so that the micro-feeding can be controlled more precisely; compared with other transmission machines, the device is simpler to repair and maintain, only needs general lubrication and dust prevention, and has lower failure rate; can bear larger force and has easy control of applied load.

In the embodiment, the brake cylinder transfer platform is particularly suitable for integration of brake cylinder maintenance, test and installation of a railway passenger car, is a four-layer combined transfer vehicle and has multiple functions of fixing, overturning, lifting, protecting and the like.

The four layers are respectively a first installation chassis 11, a second installation chassis 31, a third installation chassis 41 and a fourth installation chassis 51, universal wheels 12 are installed below the first installation chassis 11 of the bottom layer, a hydraulic lifting device is installed above the first installation chassis, the universal wheels 12 achieve a fixed point function, the lifting device achieves the change of the space position of the brake cylinder in the process of maintenance, test and installation, the height of the brake cylinder from the ground can be adjusted according to the requirement of personnel through the hydraulic cylinder 22, and operation is facilitated. The second mounting chassis 31 of the second layer is provided with a guide rail 33, and the position of the brake cylinder on the horizontal plane can be adjusted according to the movement of the sliding block 32. The third mounting base frame 41 of the third layer is mounted with a small hydraulic lifting device 43 and a rotary latch device 42, and the fourth layer is turned over by lifting the hydraulic lifting device 43 and fixing the rotary latch device 42. The fourth mounting chassis 51 of the fourth layer is provided with a brake cylinder fixing device 53, and the brake cylinder fixing device 53 is arranged to be 3/4 wrapping arc-shaped cylindrical according to the appearance of the brake cylinder.

In the existing test bed, the test bed comprises a telescopic protection device 61, a test bed underframe 62 and a top pressure plate 63; during testing, the height of the brake cylinder is adjusted through the lifting device according to the height of the test bed, and the end part of the test bed is connected to perform air tightness testing when the brake cylinder is flush with the test bed. After the experiment is finished, the brake cylinder is directly transferred to the bottom of the vehicle through the transfer platform, the vertical distance between the installation surface of the brake cylinder and the installation surface at the bottom of the vehicle body is adjusted through the lifting device, and the horizontal position of the installation surface and the position of the installation bolt are adjusted through the relative movement of the sliding block 32 and the guide rail 33. The optimal scheme of the invention is to realize integration of maintenance, test and installation, improve the working efficiency of workers, reduce the working error rate, save the working time and cost, effectively reduce the occurrence of safety accidents and reduce the potential safety hazard.

In a specific use process, the universal wheels 12 are firstly locked to prevent the transfer platform from moving, and the operation is started after the fixing strength is checked to be free from problems. During maintenance, the brake cylinder body is placed on the brake cylinder fixing device 53 by using an on-site crane and fastened by using a corresponding bolt, and an operator treads a pedal of the hydraulic lifting device to adjust the height of the brake cylinder from the ground to a height suitable for maintenance operation of the operator. When the inner wall and the front cover opening of the cylinder body are overhauled, the rocker of the hydraulic lifting device 43 is shaken by hands by the turnover adjusting part 4, and the included angle between the brake cylinder and the horizontal plane is adjusted to be an angle suitable for working.

After the maintenance is completed, the turnover adjusting part 4 is adjusted to the horizontal plane, and the fourth mounting chassis 51 is adjusted to the level with the test bed by using the hydraulic lifting device. The locked universal wheel 12 is opened and pushed to be in seamless contact with the air tightness test bed and fixed. And opening the electrical control system to complete the air tightness test by connecting the air pressure.

After the test is finished, the wind pressure system and the connecting pipeline are disassembled, the transfer platform is pushed to the bottom of the car body by hand, the brake cylinder mounting surface is adjusted to the position of the car body mounting seat by the hydraulic lifting device, the brake cylinder is horizontally moved by the water level adjusting part 3, the mounting bolt hole position of the brake cylinder is aligned to the bolt hole position of the car body mounting seat, and finally the brake cylinder is mounted in place by finely adjusting the hydraulic lifting device.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The brake cylinder transfer platform provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. The utility model provides a platform is transported to brake cylinder, its characterized in that, includes mobilizable transportation portion (1), transportation portion (1) is equipped with lift portion (2), lift portion (2) are equipped with fixed part (5), lift portion (2) are used for realizing the elevating movement of fixed part (5), fixed part (5) are used for installing fixed brake jar.

2. Brake cylinder transfer platform according to claim 1, characterized in that the transfer part (1) comprises a first mounting chassis (11), the first mounting chassis (11) being provided with universal wheels (12) and hand push rods (13).

3. The brake cylinder transfer platform according to claim 2, characterized in that the lifting portion (2) comprises a hydraulic lifting device.

4. The brake cylinder transfer platform according to claim 3, wherein mounting side frames (14) are arranged on two sides of the first mounting chassis (11), the lifting device comprises a support rod (21), a hydraulic cylinder (22) and a sliding rod (23), a fixed end of the hydraulic cylinder (22) is rotatably connected with the first mounting chassis (11), a movable end of the hydraulic cylinder (22) is connected with the support rod (21), the support rod (21) is rotatably and slidably connected with the mounting side frames (14), the sliding rod (23) is rotatably connected with the mounting side frames (14), the sliding rod (23) is crosswise and rotatably connected with the support rod (21), and the fixing portion (5) is fixed on the sliding rod (23) and the support rod (21).

5. The brake cylinder transfer platform according to any one of claims 1 to 4, wherein the elevation (2) is located on an upper side of the transfer (1) and the fixing portion (5) is located on an upper side of the elevation (2).

6. The brake cylinder transfer platform according to any one of claims 1 to 4, further comprising an adjustment portion connected between the lifting portion (2) and the fixing portion (5), the adjustment portion being configured to enable spatial adjustment of the fixing portion (5).

7. Brake cylinder transfer platform according to claim 6, characterized in that the adjustment part comprises a level adjustment part (3) and/or a roll over adjustment part (4).

8. Brake cylinder transfer platform according to claim 7, characterized in that the level adjustment (3) comprises a second mounting chassis (31), the second mounting chassis (31) being provided with a guide rail (33), a slidable slide (32) being provided along the guide rail (33), the slide (32) being connected to the roll adjustment (4).

9. Brake cylinder transfer platform according to claim 8, characterized in that the fixing part (5) comprises a fourth mounting chassis (51), the fourth mounting chassis (51) being provided with brake cylinder fixing means (53).

10. Brake cylinder transfer platform according to claim 9, characterized in that the roll-over adjustment (4) comprises a third mounting chassis (41), the third mounting chassis (41) being provided with a rotary latch device (42) and a hydraulic lifting device (43), the fourth mounting chassis (51) being provided with a rotary lever (52), the rotary lever (52) being in rotational connection with the rotary latch device (42).