CN109211383B - Frame type track weighing sensor - Google Patents
Frame type track weighing sensor Download PDFInfo
- Publication number
- CN109211383B CN109211383B CN201811377128.4A CN201811377128A CN109211383B CN 109211383 B CN109211383 B CN 109211383B CN 201811377128 A CN201811377128 A CN 201811377128A CN 109211383 B CN109211383 B CN 109211383B
- Authority
- CN
- China
- Prior art keywords
- strain
- support
- spandrel girder
- sleeper
- rail
- 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.)
- Active
Links
- 238000005303 weighing Methods 0.000 title claims abstract description 24
- 241001669679 Eleotris Species 0.000 claims abstract description 32
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 23
- 239000010959 steel Substances 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 claims description 11
- 239000013013 elastic material Substances 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 3
- 239000011513 prestressed concrete Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/02—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles
- G01G19/04—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles for weighing railway vehicles
- G01G19/06—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles for weighing railway vehicles on overhead rails
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses a frame type track weighing sensor which comprises a support, a strain beam and a spandrel girder, wherein the support comprises a support main body, two sides of the support main body are symmetrically provided with side supports, two ends of each side support are respectively provided with the strain beam, the side surfaces of each strain beam are provided with strain holes, each side support is provided with a mounting hole, the outer side of each side support is provided with a track gauge adjusting device, the spandrel girder is positioned at the outer end of each strain beam, the outer ends of the strain beams are respectively connected through the spandrel girder, and two ends of the upper plane of each spandrel girder are provided with steel rail baffles. The invention fully and effectively utilizes the space between the steel rail and the prestressed concrete sleeper, does not need to adopt a special sleeper, reduces the equipment cost, and is provided with the track gauge adjusting devices at the two sides of the sensor side support for adjusting the track gauge, and the lateral force born by the steel rail and the frame type track weighing sensor is born by the shoulder of the sleeper rail bearing groove, so that the stress state of the sleeper is more similar to that of the general sleeper.
Description
Technical Field
The invention relates to the technical field of track weighing, in particular to a frame type track weighing sensor.
Background
The track weighing sensor is mainly used for an overload and unbalanced load detection device of a railway wagon. However, with the improvement of requirements of railway speed increasing, heavy load and the like, higher requirements are put on the installation, replacement, metering and the like of the track weighing sensor.
The conventional rail weighing sensor is a rail pad weighing sensor, as shown in fig. 1, two supports and two strain beams are arranged at two ends of the rail pad weighing sensor, and a bearing beam is arranged in the middle of the rail pad weighing sensor. The support is provided with a mounting hole for mounting the sensor, strain Kong Tieyou strain pieces are arranged on two sides of the strain beam, the weight change of the sensor on the load beam is converted into an electric signal, and the load beam is provided with a steel rail baffle plate, a stud bolt and an elastic strip fastener. The rail pad type weighing sensor is installed as follows: the rail pad type weighing sensor, the steel rail and the elastic strip fastener are sequentially installed by adopting a special sleeper (hereinafter referred to as a special sleeper) of customized prestressed concrete.
The railway wagon overload and unbalanced load detection device adopting the rail pad type weighing sensor needs to design a special sleeper, and increases equipment cost. And, the lateral force that rail and sensor received relies on the sensor mounting bolt to bear entirely.
Disclosure of Invention
The invention aims to provide a frame type rail weighing sensor to solve the problems in the prior art, a special sleeper is not required to be customized, the mounting height of the sensor is reduced, and the stress state of the sleeper is more similar to that of a general sleeper.
In order to achieve the above object, the present invention provides the following solutions:
the invention provides a frame type track weighing sensor which comprises a support, a strain beam and a spandrel girder, wherein the support comprises a support main body, two sides of the support main body are symmetrically provided with side supports, two ends of each side support are respectively provided with the strain beam, the side surfaces of each strain beam are provided with strain holes, each side support is provided with a mounting hole, the outer side of each side support is provided with a track gauge adjusting device, the spandrel girder is positioned at the outer end of each strain beam, the outer ends of the strain beams are respectively connected through the spandrel girder, and two ends of the upper plane of each spandrel girder are provided with steel rail baffles.
Preferably, a U-shaped hollow area is arranged between the support, the strain beam and the spandrel girder, a water accumulation diversion trench is arranged between the support main body and the side support, and the number of the water accumulation diversion trenches at each side is two.
Preferably, the track gauge adjusting device comprises a base plate, wherein the base plate is connected with the side support through a mounting bolt, an adjusting bolt is further arranged on the base plate, the lower end of the adjusting bolt is connected with a wedge-shaped stop block, and a locking nut is further arranged on the adjusting bolt; the cross section of base plate is L, the cross section of wedge-shaped dog is right trapezoid, the sloping waist of wedge-shaped dog cooperatees with the fender shoulder of sleeper rail groove.
Preferably, the lower end surface of the support and the lower end surface of the strain beam are located on the same plane, and the lower end surface of the substrate is lower than the lower end surface of the strain beam.
Preferably, the upper end surface of the side support and the strain Liang Xiangping are lower than the upper end surface of the spandrel girder, and the upper end surface of the strain girder is higher than the upper end surface of the spandrel girder.
Preferably, the mounting hole is a slotted hole parallel to the spandrel girder, and the mounting hole is used for mounting a screw spike connected with the sleeper; the steel rail baffle is connected with the spandrel girder through stud, the steel rail baffle is T shaped steel rail baffle, stud is used for compressing tightly T shaped steel rail baffle and bullet strip fastener, the spandrel girder outside is provided with the installation screw, the installation screw is used for the installation of sensor cable pipe.
Preferably, strain gauges are attached to the strain holes on the outer side of each strain beam, and the two strain holes are symmetrically located on two sides of the side support.
Preferably, the support, the strain beam and the spandrel girder are integrally formed of an elastic material.
Compared with the prior art, the invention has the following technical effects:
according to the invention, the frame type track weighing sensor which is integrally formed and provided with the U-shaped hollowed area is designed, so that the length of the strain beam is ensured, meanwhile, the support has enough length and bottom area, the length of the sensor is shortened, the space between a steel rail and a prestressed concrete sleeper is fully and effectively utilized, the bearing beam is arranged at the outer side of a sleeper rail bearing groove, the installation height is reduced, a special sleeper is not required, the equipment cost is reduced, and the track gauge adjusting devices are arranged at the two sides of the sensor support and are used for adjusting the track gauge, and the lateral force received by the steel rail and the frame type track weighing sensor is born by the shoulder of the sleeper rail bearing groove, so that the stress state of the sleeper is more similar to that of a general sleeper.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a conventional rail pad load cell;
FIG. 2 is a schematic diagram of a frame-type track load cell of the present invention;
FIG. 3 is a schematic diagram of a frame-type rail load cell of the present invention;
FIG. 4 is a top view of a frame rail load cell of the present invention;
FIG. 5 is a left side view of a frame rail load cell of the present invention;
FIG. 6 is a schematic view of a gauge adjustment apparatus according to the present invention;
FIG. 7 is a schematic view of a tie of the present invention;
FIG. 8 is a schematic diagram of a frame rail load cell application of the present invention;
wherein: 1-support main body, 2-strain beam, 3-spandrel girder, 4-strain hole, 5-mounting hole, 6-track gauge adjusting device, 7-rail baffle, 8-U-shaped hollowed area, 9-ponding guiding gutter, 10-base plate, 11-adjusting bolt, 12-wedge-shaped stop block, 13-mounting bolt, 14-lock nut, 15-stud, 16-mounting screw hole, 17-elastic strip fastener, 18-sleeper, 19-rail, 20-frame type rail weighing sensor, 21-spiral spike mounting hole, 22-track supporting groove, 23-shoulder and 24-side support.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by a person skilled in the art based on the embodiments of the invention without any inventive effort, are intended to fall within the scope of the invention.
The invention aims to provide a frame type rail weighing sensor to solve the problems of the prior art, a special sleeper is not required to be customized, and the stress state of the sleeper is more similar to that of a general sleeper.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
As shown in fig. 2 to 8: the embodiment provides a frame type track weighing sensor, which comprises a support, a strain beam 2 and a spandrel girder 3, wherein the support, the strain beam 2 and the spandrel girder 3 are integrally formed by adopting elastic materials. The support includes support main part 1, and support main part 1 bilateral symmetry is provided with side support 24, is provided with ponding guiding gutter 9 between support main part 1 and the side support 24, and ponding guiding gutter 9 of every side is two, and ponding guiding gutter 9 is used for in time discharging ponding between support and rail 19, prevents that rain and snow water from detaining and icing the normal work that influences the sensor. The side support 24 is provided with a mounting hole 5, the mounting hole 5 is a slotted hole parallel to the spandrel girder 3, and the mounting hole 5 is used for mounting a screw spike connected with the sleeper 18; the outer side of the side support 24 is provided with a track gauge adjusting device 6, the track gauge adjusting device 6 comprises a base plate 10, the base plate 10 is connected with the side support 24 through a mounting bolt 13, an adjusting bolt 11 is further arranged on the base plate 10, the lower end of the adjusting bolt 11 is connected with a wedge-shaped stop block 12, and a locking nut 14 is further arranged on the adjusting bolt 11; the cross section of the base plate 10 is L-shaped, the cross section of the wedge-shaped stop block 12 is right trapezoid, the inclined waist of the wedge-shaped stop block 12 is matched with the stop shoulder 23 of the sleeper 18, the right-angle waist of the wedge-shaped stop block 12 is matched with the base plate 10, the wedge-shaped stop block 12 can be forced to move downwards by adjusting the adjusting bolt 11, and then the adjustment of the track gauge is realized and the track gauge of the steel rail 19 is kept. The arrangement of the gauge adjustment device 6 allows the lateral forces experienced by the rail 19 and the sensor of the present embodiment to be carried by the shoulders 23 of the tie 18, resulting in a more closely weighted condition of the tie 18 to a general tie. The two ends of the side support 24 are respectively provided with a strain beam 2, the side surface of the strain beam 2 is provided with a strain hole 4, the strain hole 4 at the outer side of each strain beam 2 is pasted with a strain gauge, the two strain holes 4 are symmetrically positioned at the two sides of the side support 24, and the strain gauge converts the change of the load-bearing weight of the sensor into an electric signal.
In this embodiment, the spandrel girder 3 is located the outer end of the strain beam 2, and the outer ends of the strain beam 2 are respectively connected through the spandrel girder 3, and the spandrel girder 3 is used for fixing the rail 19 and bearing the gravity on the rail 19, and the two ends of the upper plane of the spandrel girder 3 are provided with rail baffles 7. The U-shaped hollowed-out area 8 is arranged among the support, the strain beam 2 and the spandrel girder 3, so that the support has enough length and bottom area while the length of the strain beam 2 is ensured, and the length of the sensor is effectively shortened.
In this embodiment, rail baffle 7 is connected with spandrel girder 3 through stud 15, and rail baffle 7 is T shaped steel rail baffle, and stud 15 is used for compressing tightly rail baffle 7 and bullet strip fastener 17, and spandrel girder 3 outside is provided with installation screw 16, and installation screw 16 is used for the installation of sensor cable pipe.
In this embodiment, the lower end surface of the support and the lower end surface of the strain beam 2 are located on the same plane, and the lower end surface of the substrate 10 is lower than the lower end surface of the strain beam 2. The upper end surface of the side support 24 is level with the strain beam 2, the upper end surface of the support body 1 is lower than the upper end surface of the spandrel girder 3, and the upper end surface of the strain beam 2 is higher than the upper end surface of the spandrel girder 3.
When the frame type track weighing sensor 20 of the embodiment is used, the mounting holes 5 correspond to the screw spike mounting holes 21 of the sleeper 18, the sensor is mounted and fixed on the sleeper 18 through screw spikes, the steel rail 19 passes through the sensor in the forward direction and is mounted on the bearing beams 3 at two ends, the side supports 24 and the strain beams 2 are positioned on two sides of the steel rail 19, so that the mounting height of the steel rail 19 is reduced, the necessary height of the strain beams 2 is met, the supports are positioned in the middle of the sensor, and the bearing beams 3 are positioned on the outer sides of the rail bearing grooves of the sleeper 18 during mounting, so that the bottom of the lower plane of the bearing beams 3 can be lowered to the same height as the upper plane of the rail bearing grooves 22 of the sleeper 18. The space between the steel rail 19 and the sleeper 18 is fully and effectively utilized, a special sleeper is not needed, and the equipment cost is reduced.
Variations in the detailed description and the application scope will occur to those skilled in the art upon consideration of the teachings of the present invention. In view of the foregoing, this description should not be construed as limiting the invention.
Claims (7)
1. A frame type rail weighing sensor, characterized in that: the support comprises a support main body, wherein side supports are symmetrically arranged on two sides of the support main body, the strain beams are respectively arranged at two ends of the side supports, strain holes are formed in the side surfaces of the strain beams, mounting holes are formed in the side supports, a track gauge adjusting device is arranged on the outer sides of the side supports, the spandrel beams are positioned at the outer ends of the strain beams, the outer ends of the strain beams are respectively connected through the spandrel beams, and steel rail baffles are arranged at two ends of the upper plane of the spandrel beams;
the upper end face of the side support and the strain Liang Xiangping are lower than the upper end face of the spandrel girder, and the upper end face of the strain girder is higher than the upper end face of the spandrel girder.
2. The frame rail load cell of claim 1, wherein: the support with be provided with the U type hollow area between the roof beam that meets an emergency with be provided with ponding guiding gutter between the support main part with the side support, and every side ponding guiding gutter is two.
3. The frame rail load cell of claim 1, wherein: the track gauge adjusting device comprises a base plate, wherein the base plate is connected with the side support through a mounting bolt, an adjusting bolt is further arranged on the base plate, the lower end of the adjusting bolt is connected with a wedge-shaped stop block, and a locking nut is further arranged on the adjusting bolt; the cross section of base plate is L, the cross section of wedge-shaped dog is right trapezoid, the sloping waist of wedge-shaped dog cooperatees with the fender shoulder of sleeper rail groove.
4. A frame rail load cell according to claim 3, wherein: the lower end face of the support and the lower end face of the strain beam are located on the same plane, and the lower end face of the substrate is lower than the lower end face of the strain beam.
5. The frame rail load cell of claim 1, wherein: the mounting holes are oblong holes parallel to the spandrel girder and are used for mounting screw spikes connected with the sleeper; the steel rail baffle is connected with the spandrel girder through stud, the steel rail baffle is T shaped steel rail baffle, stud is used for compressing tightly T shaped steel rail baffle and bullet strip fastener, the spandrel girder outside is provided with the installation screw, the installation screw is used for the installation of sensor cable pipe.
6. The frame rail load cell of claim 1, wherein: and strain holes on the outer side of each strain beam are stuck with strain gauges, and the two strain holes are symmetrically positioned on two sides of the side support.
7. The frame rail load cell of claim 1, wherein: the support, the strain beam and the spandrel girder are integrally formed by adopting elastic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811377128.4A CN109211383B (en) | 2018-11-19 | 2018-11-19 | Frame type track weighing sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811377128.4A CN109211383B (en) | 2018-11-19 | 2018-11-19 | Frame type track weighing sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109211383A CN109211383A (en) | 2019-01-15 |
| CN109211383B true CN109211383B (en) | 2023-10-20 |
Family
ID=64996015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811377128.4A Active CN109211383B (en) | 2018-11-19 | 2018-11-19 | Frame type track weighing sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109211383B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110331626A (en) * | 2019-08-05 | 2019-10-15 | 柳州市铁科科技有限责任公司 | It is a kind of that the method for pressure sensor being installed in regular sleeper and the sleeper seat of pressure sensor is installed |
| CN111238616B (en) * | 2020-01-21 | 2021-11-12 | 中车齐齐哈尔车辆有限公司 | Weighing device and weighing system with same |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0338553A2 (en) * | 1988-04-22 | 1989-10-25 | Carl Schenck Ag | Balance for railway vehicles |
| US5224561A (en) * | 1992-04-07 | 1993-07-06 | Flintab Ab | Weigh-rail |
| CA2347755A1 (en) * | 1998-10-20 | 2000-04-27 | Pfister Waagen Gmbh | Track scales |
| CN2458206Y (en) * | 2000-12-21 | 2001-11-07 | 王行方 | Rail weighing module for weighing rolling stock |
| CN2482687Y (en) * | 2001-07-09 | 2002-03-20 | 济南金钟电子衡器股份有限公司 | Non-broken rail dynamic weighing apparatus |
| CN2613752Y (en) * | 2003-04-10 | 2004-04-28 | 张汉涛 | Railway dynamic weighing load-bearing device with measurement of impact deformation |
| DE10304008A1 (en) * | 2003-02-01 | 2004-08-05 | Schenck Process Gmbh | Device for measuring the rail load |
| EP1719987A1 (en) * | 2005-05-02 | 2006-11-08 | Siegfried Pieper | Load measuring plate |
| DE102005031797A1 (en) * | 2005-07-07 | 2007-02-01 | Winkler, Jan | Two armed measuring device for detecting static/dynamic wheel loads of railway vehicle, has deforming device that exerts forces, which are transferred to rail web so that force distribution takes place to lock measuring device to rails |
| CN201497557U (en) * | 2009-02-16 | 2010-06-02 | 宁波博达电气有限公司 | Weighing sensor for rail weighbridge |
| RU98807U1 (en) * | 2010-03-10 | 2010-10-27 | Виктор Алексеевич ЛУЧКИН | WAGON SCALES FOR WEIGHING IN MOTION AND STATICS WITH APPLICATION OF SELF-INSTALLING PLATFORMS |
| CN202048970U (en) * | 2011-03-25 | 2011-11-23 | 杭州钱江称重技术有限公司 | Multifunctional combined foundation-pit-free continuous rail weighing device |
| CN202372242U (en) * | 2011-12-21 | 2012-08-08 | 余姚市通用仪表有限公司 | Continuous-rail type rail weighbridge |
| CN103674204A (en) * | 2013-12-18 | 2014-03-26 | 苏州瑞尔维电子科技有限公司 | Track weighing platform |
| CN204703013U (en) * | 2015-01-20 | 2015-10-14 | 北京中铁润海科技有限公司 | A kind of heavy haul railway abrasion-proof concrete sleeper |
| CN205748584U (en) * | 2016-07-04 | 2016-11-30 | 余姚市通用仪表有限公司 | A kind of sleeper type frame-type entirety track scale |
| CN208833358U (en) * | 2018-11-19 | 2019-05-07 | 北京华横新技术开发公司 | A kind of frame-type track weighing sensor |
-
2018
- 2018-11-19 CN CN201811377128.4A patent/CN109211383B/en active Active
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0338553A2 (en) * | 1988-04-22 | 1989-10-25 | Carl Schenck Ag | Balance for railway vehicles |
| US5224561A (en) * | 1992-04-07 | 1993-07-06 | Flintab Ab | Weigh-rail |
| CA2347755A1 (en) * | 1998-10-20 | 2000-04-27 | Pfister Waagen Gmbh | Track scales |
| CN2458206Y (en) * | 2000-12-21 | 2001-11-07 | 王行方 | Rail weighing module for weighing rolling stock |
| CN2482687Y (en) * | 2001-07-09 | 2002-03-20 | 济南金钟电子衡器股份有限公司 | Non-broken rail dynamic weighing apparatus |
| DE10304008A1 (en) * | 2003-02-01 | 2004-08-05 | Schenck Process Gmbh | Device for measuring the rail load |
| WO2004068083A1 (en) * | 2003-02-01 | 2004-08-12 | Schenck Process Gmbh | Device for measurement of rail loading |
| CN2613752Y (en) * | 2003-04-10 | 2004-04-28 | 张汉涛 | Railway dynamic weighing load-bearing device with measurement of impact deformation |
| EP1719987A1 (en) * | 2005-05-02 | 2006-11-08 | Siegfried Pieper | Load measuring plate |
| DE102005031797A1 (en) * | 2005-07-07 | 2007-02-01 | Winkler, Jan | Two armed measuring device for detecting static/dynamic wheel loads of railway vehicle, has deforming device that exerts forces, which are transferred to rail web so that force distribution takes place to lock measuring device to rails |
| CN201497557U (en) * | 2009-02-16 | 2010-06-02 | 宁波博达电气有限公司 | Weighing sensor for rail weighbridge |
| RU98807U1 (en) * | 2010-03-10 | 2010-10-27 | Виктор Алексеевич ЛУЧКИН | WAGON SCALES FOR WEIGHING IN MOTION AND STATICS WITH APPLICATION OF SELF-INSTALLING PLATFORMS |
| CN202048970U (en) * | 2011-03-25 | 2011-11-23 | 杭州钱江称重技术有限公司 | Multifunctional combined foundation-pit-free continuous rail weighing device |
| CN202372242U (en) * | 2011-12-21 | 2012-08-08 | 余姚市通用仪表有限公司 | Continuous-rail type rail weighbridge |
| CN103674204A (en) * | 2013-12-18 | 2014-03-26 | 苏州瑞尔维电子科技有限公司 | Track weighing platform |
| CN204703013U (en) * | 2015-01-20 | 2015-10-14 | 北京中铁润海科技有限公司 | A kind of heavy haul railway abrasion-proof concrete sleeper |
| CN205748584U (en) * | 2016-07-04 | 2016-11-30 | 余姚市通用仪表有限公司 | A kind of sleeper type frame-type entirety track scale |
| CN208833358U (en) * | 2018-11-19 | 2019-05-07 | 北京华横新技术开发公司 | A kind of frame-type track weighing sensor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109211383A (en) | 2019-01-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109211383B (en) | Frame type track weighing sensor | |
| CN113029067B (en) | Bridge expansion joint monitoring and connecting device | |
| US3010257A (en) | Prestressed girder | |
| CN110318771B (en) | Device for reinforcing rock clamping in small clear distance tunnel and method for determining pre-applied axial force of opposite-pulling anchor rod | |
| CN105220624A (en) | A kind of bent cap truss-like reinforcing construction and construction method thereof | |
| CN201488797U (en) | Sleeper bearing type rail weighbridge structure | |
| CN205088583U (en) | Bent cap truss -like reinforcing structure | |
| CN210741645U (en) | Track mechanism for overload and unbalance loading detection device | |
| CN208833358U (en) | A kind of frame-type track weighing sensor | |
| CN210481905U (en) | Sleeper seat for mounting pressure sensor on common sleeper | |
| CN210066473U (en) | Bridge seismic isolation and reduction system | |
| CN211202056U (en) | Aluminum alloy channel and mounting structure thereof | |
| RU112203U1 (en) | UPPER WAY DEVICE | |
| CN208472481U (en) | A kind of asymmetric rail fastener system | |
| CN218466310U (en) | Bridge girder | |
| CN205804200U (en) | Bridge strengthening device | |
| CN107338722B (en) | Assembled beam falling prevention structure, beam falling prevention device and bridge | |
| CN215556658U (en) | Hoisting device for conveying line | |
| CN203159005U (en) | Elevator counterweight device | |
| RU2637853C1 (en) | Universal separate rail fastening for laying vedernikova railway track structure | |
| CN211291705U (en) | Rail weighbridge bearing structure for realizing high-speed metering | |
| CN204238071U (en) | A kind of steel reinforced concrete composite construction sleeper | |
| CN215807689U (en) | Separated mounting fixture of axle counting sensor applied to cement bridge | |
| CN215905761U (en) | Tower crane cross beam pre-buried structure | |
| CN202465061U (en) | Travelling crane bearing beam reinforcing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 100081 Beijing city Haidian District Daliushu Road No. 2 Applicant after: BEIJING HUAHENG TECHNOLOGY Co.,Ltd. Applicant after: STANDARD MEASUREMENT INSTITUTE OF CHINA ACADEMY OF RAILWAY SCIENCE Corp.,Ltd. Address before: 100000 2 Haidian District, Beijing. Applicant before: BEIJING HUAHENG NEW TECHNOLOGY DEVELOPMENT CO. Applicant before: STANDARD MEASUREMENT INSTITUTE OF CHINA ACADEMY OF RAILWAY SCIENCE Corp.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |