CN203237255U - Wheel clamping device for railway vehicles - Google Patents
Wheel clamping device for railway vehicles Download PDFInfo
- Publication number
- CN203237255U CN203237255U CN 201320248584 CN201320248584U CN203237255U CN 203237255 U CN203237255 U CN 203237255U CN 201320248584 CN201320248584 CN 201320248584 CN 201320248584 U CN201320248584 U CN 201320248584U CN 203237255 U CN203237255 U CN 203237255U
- Authority
- CN
- China
- Prior art keywords
- clamping plate
- wheel device
- clip wheel
- guideway vehicle
- rotating shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Clamps And Clips (AREA)
Abstract
The utility model discloses a wheel clamping device for railway vehicles. The wheel clamping device comprises a first clamping plate (1), a first rotating shaft (3), a second clamping plate (2), a second rotating shaft (4) and a telescoping cylinder (5). The first clamping plate (1) and the first rotating shaft (3) are placed on the outer side of a single rail (9) and arranged in the length direction of the rail. The second clamping plate (2) and the second rotating shaft (4) are placed on the inner side of the single rail and arranged in the length direction of the rail. The telescoping cylinder (5) is mounted below the rail in the width direction of the rail. The lower end of the first clamping plate and the lower end of the second clamping plate are hinged to the two ends of the telescopic cylinder respectively, the first rotating shaft and the second rotating shaft are placed above the telescoping cylinder, moreover, the first clamping plate is rotatably arranged on the first rotating shaft, and the second clamping plate is rotatably arranged on the second rotating shaft. The upper end of the second clamping plate is higher than the upper end of the first clamping plate to increase the contacting area between the first clamping plate and wheels of the railway vehicles, and therefore the clamping force of the wheel clamping device to the wheels is increased. Due to the fact that the first clamping plate is relatively higher, the first clamping plate can block the wheels when the wheel clamping device is opened, and therefore the wheels are prevented from falling off the rails.
Description
Technical field
The utility model relates to the guideway vehicle field, particularly, relates to a kind of clip wheel device for guideway vehicle.
Background technology
The clip wheel device is that the device that is fixedly clamped is realized in a kind of track below of being installed in to the wheel of guideway vehicle.Particularly, the clip wheel device mainly is to be used in the guideway vehicle system of stopping a train at a target point, by the wheel of guideway vehicle is clamped, to realize fixing behind the guideway vehicle location, prevent that car phenomenon and the slide race phenomenon because causing in the situation that runs into burst strong wind etc. from appearring slipping in guideway vehicle.
At present, the clip wheel device generally includes the clamping plate that are installed in the track both sides, so that wheel is clamped.The power of required gripping power is provided by hydraulic efficiency pressure system, and the size of gripping power realizes adjusting by the line pressure of measuring in the Hydraulic Station.
But the clamping plate of existing clip wheel device only can be clamped the seldom part of wheel, cause when the clip wheel device is transformed into open mode from clamped condition, and the accident that slides down of guideway vehicle namely occurs the wheel that guideway vehicle often the occurs situation in orbit that do not fall.In addition, in the prior art, can not really reflect the size of clamping vehicle wheel forces to the mensuration of the gripping power of clamping plate, thereby, still may exist guideway vehicle to slip car or the phenomenon of running of slipping.
The utility model content
The purpose of this utility model provides a kind of clip wheel device for guideway vehicle, and this clip wheel device can prevent that the wheel of guideway vehicle from sliding down.
To achieve these goals, the utility model provides a kind of clip wheel device for guideway vehicle, this clip wheel device comprises the first clamping plate and the first rotating shaft that is positioned at the single track outside and arranges along the length direction of described track, the telescoping cylinder that is positioned at described single track the second clamping plate inboard and that arrange along the length direction of described track and the second rotating shaft and is installed in described track below along the Width of described track, the lower end of described the first clamping plate and described the second clamping plate is hinged on respectively the two ends of described telescoping cylinder, described the first rotating shaft and described the second rotating shaft are positioned at the top of described telescoping cylinder, and described the first clamping plate are arranged in described the first rotating shaft rotationally, described the second clamping plate are arranged in described the second rotating shaft rotationally, wherein, the upper end of described the second clamping plate is higher than the upper end of described the first clamping plate.
Preferably, the front end of the inboard of described the first clamping plate and/or rear end are formed with the first draw-in groove on the cocked bead of the wheel that is suitable for being fastened on described guideway vehicle, and the inboard of described the second clamping plate is formed with the second draw-in groove on the cocked bead of the wheel that is suitable for being fastened on described guideway vehicle.
Preferably, the inboard of the upper end of described the first clamping plate is provided with the first abrasion-proof backing block, and the inboard of the upper end of described the second clamping plate is provided with the second abrasion-proof backing block, and described the first abrasion-proof backing block and described the second abrasion-proof backing block extend along the length direction of described track.
Preferably, the inboard of the upper end of described the first clamping plate is formed with the first L shaped mounting groove, described the first abrasion-proof backing block is fixed in this first mounting groove and inwardly protrudes from the inboard of described the first clamping plate, the inboard of the upper end of described the second clamping plate is formed with the second L shaped mounting groove, and described the second abrasion-proof backing block is fixed in this second mounting groove and inwardly protrudes from the inboard of described the second clamping plate.
Preferably, described clip wheel device also comprises the first sensing element for detection of the gripping power between the wheel of clip wheel device and described guideway vehicle, and this first sensing element is arranged on described the first clamping plate or described the second clamping plate.
Preferably, described the first sensing element is arranged on described the first abrasion-proof backing block or described the second abrasion-proof backing block.
Preferably, described clip wheel device also comprises the second sensing element that whether is shown in an open position for detection of described the first clamping plate or the second clamping plate.
Preferably, described clip wheel device is arranged in the foundation ditch of below ground, the described foundation ditch that is positioned at described clip wheel device both sides is covered by cover plate respectively, and this cover plate removably is connected in respectively described the first clamping plate and described the second clamping plate in both sides, and described the second sensing element is arranged on the described cover plate.
Preferably, described single track arranged beneath has the pedestal that described single track is provided support, and described the first rotating shaft is captiveed joint with this pedestal by attaching parts respectively with described the second rotating shaft.
Preferably, described clip wheel device also comprises for being under the open mode at described clip wheel device, described the first clamping plate and described the second clamping plate remained on the elastic component of open position.
Preferably, described elastic component comprises the first spring and the second spring, and the two ends of described the first spring act between the lower end of described pedestal and described the first clamping plate, and the two ends of described the second spring act between the lower end of described pedestal and described the second clamping plate.
Preferably, be fixed with pillar in the described foundation ditch, be provided with the support plate of arranging along the length direction of described track on this pillar, described the first clamping plate and described the second clamping plate are supported on respectively described support plate.
The upper end of the utility model the second clamping plate is set to be higher than the upper end of the first clamping plate, with the area of contact between the wheel that increases the first clamping plate and guideway vehicle, thereby increase the clip wheel device to the gripping power of wheel, and since the first clamping plate with respect to higher, thereby can when the clip wheel device is opened, stop wheel, thereby prevent that wheel from sliding down.
Other feature and advantage of the present utility model will partly be described in detail in the specific embodiment subsequently.
Description of drawings
Accompanying drawing is to be used to provide further understanding of the present utility model, and consists of the part of specification sheets, is used from explanation the utility model with the following specific embodiment one, but does not consist of restriction of the present utility model.In the accompanying drawings:
Fig. 1 is that clip wheel device of the present utility model is arranged in the cross-sectional schematic in the foundation ditch;
Fig. 2 is the enlarged diagram that comprises the clip wheel device that the right side is divided among Fig. 1;
Fig. 3 is the schematic top plan view behind the layout clip wheel device of the present utility model in foundation ditch;
Fig. 4 is the side cross-sectional schematic behind the layout clip wheel device of the present utility model in the foundation ditch;
Fig. 5 is the first clamping plate of clip wheel device of the present utility model or the part-structure figure of the second clamping plate.
Description of reference numerals
1 first clamping plate, 2 second clamping plate
3 first rotating shafts, 4 second rotating shafts
5 telescoping cylinders, 6 first sensing elements
7 second sensing elements, 8 elastic components
9 track 9a pedestals
10 foundation ditch 10a cover plates
10b pillar 10c support plate
11 first draw-in grooves, 12 first abrasion-proof backing blocks
13 first mounting grooves, 21 second draw-in grooves
22 second abrasion-proof backing blocks, 23 second mounting grooves
81 first springs, 82 second springs
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is elaborated.Should be understood that, the specific embodiment described herein only is used for description and interpretation the utility model, is not limited to the utility model.
In the utility model, in the situation that do opposite explanation, the noun of locality of use typically refers to upper and lower, left and right in the accompanying drawing such as " upper and lower, left and right ".
Referring to Fig. 1 to Fig. 4, the utility model relates to a kind of clip wheel device for guideway vehicle, and this clip wheel device is arranged in the foundation ditch 10 of below ground.Usually, in single track 9 arranged beneath pedestal 9a is arranged, these pedestals 9a is laid immediately on ground or the ground, so that single track 9 is provided support, the place of clip wheel device is set at needs, 10 belows that are opened in pedestal 9a of described foundation ditch, and the clip wheel device clamps the wheel of guideway vehicle by the parts that stretch out in ground slip car or slip and run to prevent guideway vehicle when stopping.
Particularly, the clip wheel device mainly comprises the first clamping plate 1, the second clamping plate 2, the first rotating shaft 3, the second rotating shaft 4 and telescoping cylinder.Wherein, the first clamping plate 1 and the first rotating shaft 3 are positioned at the outside of single track 9 and arrange along the length direction of track 9, the second clamping plate 2 and the second rotating shaft 4 are positioned at the inboard of single track 9 and arrange along the length direction of track 9, and 5 Widths along track 9 of telescoping cylinder are installed in track 9 belows.In addition, foundation ditch 10 is interior can be by pillar 10b and support plate 10c etc. being set so that the clip wheel device is supported.As shown in Figure 1 and Figure 4, support plate 10c is arranged on pillar 10b upward and arranges along the length direction of track 9, and the first clamping plate 1 and the second clamping plate 2 are supported on respectively on the support plate 10c." inboard " of described track 9 refers to that the side between two tracks 9 that guideway vehicle travels is the inboard, otherwise is " outside ".
Further, the lower end of the first clamping plate 1 and the second clamping plate 2 is hinged with the two ends of telescoping cylinder 5 respectively, and the first rotating shaft 3 and the second rotating shaft 4 be arranged in the position that is positioned at telescoping cylinder 5 tops, make the first clamping plate 1 be arranged on rotationally in the first rotating shaft 3 and the second clamping plate 2 are arranged in the second rotating shaft 4 rotationally, the upper end of the first clamping plate 1 and the second clamping plate 2 then stretches out in ground.Described the first rotating shaft 3 is captiveed joint with this pedestal 9a by attaching parts respectively with the second rotating shaft 4, but is not limited to this fixed form.
Thus, the first rotating shaft 3 and the second rotating shaft 4 will be respectively as the rotating fulcrum of the first clamping plate 1 and the second clamping plate 3.But, be appreciated that herein can be by other means so that the first clamping plate 1 and the second clamping plate 2 are realized rotating in the position of approximate mid-section, and be not limited to the structure of above-mentioned rotating shaft.
Can be found out by said structure, when telescoping cylinder was in retracted mode, the clip wheel device was in open mode, when telescoping cylinder stretched out, the first clamping plate 1 and the second clamping plate 2 rotated respectively, so that the upper end of the first clamping plate 1 and the second clamping plate 2 can clamping wheel, at this moment, the clip wheel device will be in clamped condition.
When guideway vehicle need to move, the telescoping cylinder of clip wheel device was then retracted, and is transformed into open mode from clamped condition.For making the clip wheel device can be in reliably open mode, the clip wheel device can comprise for being under the open mode at the clip wheel device, the first clamping plate 1 and the second clamping plate 2 remained on the elastic component 8 of open position.
Referring to Fig. 1 and Fig. 2, in the specific embodiment, above-mentioned elastic component 8 comprises that the two ends of the first spring 81 and the second spring 82, the first springs 81 act between the lower end of pedestal 9a and the first clamping plate 1, and the two ends of the second spring 82 act between the lower end of pedestal 9a and the second clamping plate 2.Said structure and effect about elastic component 8 all are conventionally known to one of skill in the art, no longer give unnecessary details at this.
In order to prevent the phenomenon that slides down of the prior art, the upper end of the utility model the second clamping plate 2 is set to be higher than the upper end of the first clamping plate 1, with the area of contact between the wheel that increases the first clamping plate 1 and guideway vehicle, thereby increase the clip wheel device to the gripping power of wheel, and since the first clamping plate 1 with respect to higher, thereby can when the clip wheel device is opened, stop wheel, thereby prevent that wheel from sliding down.
Referring to Fig. 5, a kind of preferred embodiment in, the front end of the inboard of the first clamping plate 1 and/or rear end are formed with the first draw-in groove 11 on the cocked bead of the wheel that is suitable for being fastened on guideway vehicle, and the inboard of the second clamping plate 2 is formed with the second draw-in groove 21 on the cocked bead of the wheel that is suitable for being fastened on guideway vehicle simultaneously.Thereby when the clip wheel device was in clamped position, above-mentioned the first draw-in groove 11 and the second draw-in groove 21 will be respectively contact with the cocked bead of two sides of wheel, have further increased the area of contact between clip wheel device and the wheel, have improved the gripping power of clip wheel device to wheel.
Be appreciated that generally, the first clamping plate 1 and 2 pairs of wheels of the second clamping plate apply the power perpendicular to track 9 bearing of trends, and still, in the time may occurring slipping race or slip car, the first clamping plate 1 and the second clamping plate 2 will apply the power that is parallel to track 9 bearing of trends to wheel.Because this situation long-term existence is with the wearing and tearing that cause the first clamping plate 1 and the second clamping plate 2.
For this reason, in the specific embodiment, the first abrasion-proof backing block 12 can be set in the inboard of the upper end of the first clamping plate 1 and be provided with the second abrasion-proof backing block 22 in the inboard of the upper end of the second clamping plate 2, and the first abrasion-proof backing block 12 and the second abrasion-proof backing block 22 extend along the length direction of track 9, in order to strengthen the wear resisting property of the first clamping plate 1 and the second clamping plate 2.In preferred embodiment, described the first abrasion-proof backing block 12 and the second abrasion-proof backing block 22 are arranged on the first clamping plate 1 and the second clamping plate 2 in various detouchable modes respectively, are conducive to be worn at the first abrasion-proof backing block 12 and the second abrasion-proof backing block 22 can change after to a certain degree.
For example, referring to Fig. 1 and Fig. 2, the inboard of the upper end of the first clamping plate 1 is formed with the first L shaped mounting groove 13, the first abrasion-proof backing block 12 is fixed in this first mounting groove 13 and inwardly protrudes from the inboard of the first clamping plate 1, the inboard of the upper end of the second clamping plate 2 is formed with the inboard that L shaped the second mounting groove 23, the second abrasion-proof backing blocks 22 are fixed in this second mounting groove 23 and inwardly protrude from the second clamping plate 2.Wherein, the first abrasion-proof backing block 12 and the second abrasion-proof backing block 22 can be bolted etc. fixing, so that dismounting connects but be not limited to bolt.For example, the first abrasion-proof backing block 12 and the second abrasion-proof backing block 22 can also be installed by various ways such as clampings.
As shown in Figure 2, because the upper end of the second clamping plate 2 has relatively high height, for easy for installation, can be formed by two independent liner plates installations by described the second abrasion-proof backing block 22.In addition, the first abrasion-proof backing block 12 and the second abrasion-proof backing block 22 protrude from respectively the first mounting groove 13 and the second mounting groove 23, can prevent that the first clamping plate 1 from directly contacting with wheel with the second clamping plate 2, thereby reach wear-resisting effect.
In addition, from different for the gripping power that line pressure in the station of control telescoping cylinder 5 detects the clip wheel device by detection in the prior art, the utility model directly detects the gripping power between the wheel of clip wheel device and guideway vehicle, with the size of true reflection gripping power, and according to detected value gripping power is adjusted.Therefore, clip wheel device of the present utility model can also comprise the first sensing element 6 for detection of the gripping power between the wheel of clip wheel device and guideway vehicle, this first sensing element 6 can be arranged on a plurality of positions, for example can be set directly at the first clamping plate 1 or the second clamping plate 2 are first-class, and the type of the first sensing element 6 can be selected according to concrete application also.
In preferred embodiment, the first sensing element 6 can be pressure sensor, but is not limited to pressure sensor.In order to obtain accurate detected value, preferably the first sensing element 6 with adopts pressure sensor is arranged on the first abrasion-proof backing block 12 or the second abrasion-proof backing block 22.When the clip wheel device is in clamped position, the first abrasion-proof backing block 12 or the second abrasion-proof backing block 22 will be subject to the antagonistic force of wheel, at this moment, the first sensing element 6 just can be measured the first abrasion-proof backing block 12 or the suffered pressure of the second abrasion-proof backing block 22 timely and accurately, and then reflect the gripping power size of clip wheel device.Adjust the gripping power size by the observed reading of the first sensing element 6, just can realize the firm clamping to wheel.
In addition, clip wheel device of the present utility model can also comprise the second sensing element 7 that whether is shown in an open position for detection of the first clamping plate 1 or the second clamping plate 2, namely only when the first clamping plate 1 or the second clamping plate 2 are shown in an open position, guideway vehicle could successfully pass through.In various sensing elements, can select approach switch as the second sensing element 7, but be not limited to approach switch.In the situation that adopt approach switch, can make the position situation of approach switch direct-detection the first clamping plate 1 or the second clamping plate 2, also can make the position of the expansion link of approach switch by detecting telescoping cylinder 5 and indirectly reflect the position situation of the first clamping plate 1 or the second clamping plate 2.
As previously mentioned, the clip wheel device is arranged in the foundation ditch 10 of below ground, thereby usually behind the above-mentioned clip wheel device of installation, the foundation ditch 10 that is positioned at clip wheel device both sides is covered by cover plate 10a respectively.Referring to Fig. 3, cover plate 10a removably is connected in respectively the first clamping plate 1 and the second clamping plate 2 in both sides, so that the installation and maintenance of clip wheel device.And in the situation that above-mentioned use approach switch, the second sensing element 7 can be arranged on the cover plate 10a, so that the position of the first clamping plate 1 and the second clamping plate 2 is detected.Particularly, the clip wheel device is transformed into the process of open mode from clamped condition, and when the detection range of approach switch is opened and entered to the first clamping plate 1 and the second clamping plate 2, approach switch then transmitted opening signal, control station is controlled guideway vehicle according to this opening signal, and it is brought into operation.
Below describe by reference to the accompanying drawings preferred implementation of the present utility model in detail; but; the utility model is not limited to the detail in the above-mentioned embodiment; in technical conceive scope of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
Need to prove in addition, each concrete technical characterictic described in the above-mentioned specific embodiment in reconcilable situation, can make up by any suitable mode, for fear of unnecessary repetition, the utility model is to the no longer separately explanation of various possible array modes.
In addition, also can carry out combination in any between the various embodiment of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (12)
1. clip wheel device that is used for guideway vehicle, this clip wheel device comprises the first clamping plate (1) and the first rotating shaft (3) that is positioned at single track (9) outside and arranges along the length direction of described track (9), be positioned at described single track (9) the second clamping plate (2) inboard and that arrange along the length direction of described track (9) and the second rotating shaft (4) and be installed in telescoping cylinder (5) below the described track (9) along the Width of described track (9), the lower end of described the first clamping plate (1) and described the second clamping plate (2) is hinged on respectively the two ends of described telescoping cylinder (5), described the first rotating shaft (3) and described the second rotating shaft (4) are positioned at the top of described telescoping cylinder (5), and described the first clamping plate (1) are arranged in described the first rotating shaft (3) rotationally, described the second clamping plate (2) are arranged in described the second rotating shaft (4) rotationally, it is characterized in that, the upper end of described the second clamping plate (2) is higher than the upper end of described the first clamping plate (1).
2. the clip wheel device for guideway vehicle according to claim 1, it is characterized in that, the front end of the inboard of described the first clamping plate (1) and/or rear end are formed with the first draw-in groove (11) on the cocked bead of the wheel that is suitable for being fastened on described guideway vehicle, and the inboard of described the second clamping plate (2) is formed with the second draw-in groove (21) on the cocked bead of the wheel that is suitable for being fastened on described guideway vehicle.
3. the clip wheel device for guideway vehicle according to claim 1, it is characterized in that, the inboard of the upper end of described the first clamping plate (1) is provided with the first abrasion-proof backing block (12), the inboard of the upper end of described the second clamping plate (2) is provided with the second abrasion-proof backing block (22), and described the first abrasion-proof backing block (12) and described the second abrasion-proof backing block (22) extend along the length direction of described track (9).
4. the clip wheel device for guideway vehicle according to claim 3, it is characterized in that, the inboard of the upper end of described the first clamping plate (1) is formed with L shaped the first mounting groove (13), described the first abrasion-proof backing block (12) is fixed in this first mounting groove (13) and inwardly protrudes from the inboard of described the first clamping plate (1), the inboard of the upper end of described the second clamping plate (2) is formed with L shaped the second mounting groove (23), and described the second abrasion-proof backing block (22) is fixed in this second mounting groove (23) and inwardly protrudes from the inboard of described the second clamping plate (2).
5. the clip wheel device for guideway vehicle according to claim 3, it is characterized in that, described clip wheel device also comprises the first sensing element (6) for detection of the gripping power between the wheel of clip wheel device and described guideway vehicle, and this first sensing element (6) is arranged on described the first clamping plate (1) or described the second clamping plate (2).
6. the clip wheel device for guideway vehicle according to claim 5 is characterized in that, described the first sensing element (6) is arranged on described the first abrasion-proof backing block (12) or described the second abrasion-proof backing block (22).
7. the clip wheel device for guideway vehicle according to claim 1 is characterized in that, described clip wheel device also comprises the second sensing element (7) that whether is shown in an open position for detection of described the first clamping plate (1) or the second clamping plate (2).
8. the clip wheel device for guideway vehicle according to claim 7, it is characterized in that, described clip wheel device is arranged in the foundation ditch (10) of below ground, the described foundation ditch (10) that is positioned at described clip wheel device both sides is covered by cover plate (10a) respectively, this cover plate (10a) removably is connected in respectively described the first clamping plate (1) and described the second clamping plate (2) in both sides, and described the second sensing element (7) is arranged on the described cover plate (10a).
9. the clip wheel device for guideway vehicle according to claim 1, it is characterized in that, described single track (9) arranged beneath has the pedestal (9a) that described single track (9) is provided support, and described the first rotating shaft (3) is captiveed joint with this pedestal (9a) by attaching parts respectively with described the second rotating shaft (4).
10. the clip wheel device for guideway vehicle according to claim 9, it is characterized in that, described clip wheel device also comprises for being under the open mode at described clip wheel device, described the first clamping plate (1) and described the second clamping plate (2) remained on the elastic component (8) of open position.
11. the clip wheel device for guideway vehicle according to claim 10, it is characterized in that, described elastic component (8) comprises the first spring (81) and the second spring (82), the two ends of described the first spring (81) act between the lower end of described pedestal (9a) and described the first clamping plate (1), and the two ends of described the second spring (82) act between the lower end of described pedestal (9a) and described the second clamping plate (2).
12. the clip wheel device for guideway vehicle according to claim 8, it is characterized in that, be fixed with pillar (10b) in the described foundation ditch (10), be provided with the support plate (10c) of arranging along the length direction of described track (9) on this pillar (10b), described the first clamping plate (1) and described the second clamping plate (2) are supported on respectively described support plate (10c).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320248584 CN203237255U (en) | 2013-05-09 | 2013-05-09 | Wheel clamping device for railway vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320248584 CN203237255U (en) | 2013-05-09 | 2013-05-09 | Wheel clamping device for railway vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203237255U true CN203237255U (en) | 2013-10-16 |
Family
ID=49314578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320248584 Expired - Lifetime CN203237255U (en) | 2013-05-09 | 2013-05-09 | Wheel clamping device for railway vehicles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203237255U (en) |
-
2013
- 2013-05-09 CN CN 201320248584 patent/CN203237255U/en not_active Expired - Lifetime
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201945454U (en) | Test device for tire | |
| CN102874275B (en) | Air bellow buffer stop | |
| CN202329507U (en) | Phase angle detection device of universal transmission shaft | |
| CN203126887U (en) | Elastic locating clamping mechanism of steel rail detection trolley | |
| CN107764568A (en) | A kind of Vehicle Chassis Dynamic Tests detecting system | |
| CN109959357A (en) | Contact switch closure detection sensor | |
| CN203237255U (en) | Wheel clamping device for railway vehicles | |
| CN103592069B (en) | Rail vehicle braking clamp clamping force detects frock and detection method | |
| CN103241634B (en) | Hand strap velocity measurement device of escalator | |
| CN111189647B (en) | Inertia type automobile brake test bed | |
| CN209307848U (en) | A kind of bridge cable retractor device | |
| CN110056231A (en) | A kind of wheel gripping mechanism | |
| CN102941862A (en) | Detection device for measuring wheel pair scratches based on vibration acceleration | |
| CN202016485U (en) | Axle detection device for U-shaped steel rail | |
| CN205294334U (en) | Novel trochus is pressed from both sides to dark basic formula | |
| CN202368607U (en) | Detection device for dynamically detecting track distortion of railway track | |
| CN204144084U (en) | A kind of waterproof proximity switch fixture | |
| CN204037588U (en) | A kind of double fastener horizontal sliding non-gravity formula electrohydraulic vehicle retarder | |
| CN202827628U (en) | Air spring buffering car stopper | |
| CN209099178U (en) | A kind of bridge machinery balance weight mechanism and bridge detecting device | |
| CN207193757U (en) | A kind of bridge inspection vehicle | |
| CN112197984A (en) | Digital display type test system for operation of belt rail after wheel set repair | |
| CN206114828U (en) | Automatic change electric wire detection device | |
| CN203116968U (en) | Drum-type vehicle brake detection apparatus | |
| CN203616151U (en) | Vehicle fixing device for rail vehicle marshalling test |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131016 |