CN107389169A - The short rail weighing device of high accuracy large span assembly type - Google Patents
The short rail weighing device of high accuracy large span assembly type Download PDFInfo
- Publication number
- CN107389169A CN107389169A CN201710477851.9A CN201710477851A CN107389169A CN 107389169 A CN107389169 A CN 107389169A CN 201710477851 A CN201710477851 A CN 201710477851A CN 107389169 A CN107389169 A CN 107389169A
- Authority
- CN
- China
- Prior art keywords
- spandrel girder
- assembly type
- high accuracy
- large span
- weighing device
- 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.)
- Pending
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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
Abstract
The present invention relates to a kind of short rail weighing device of high accuracy large span assembly type, spandrel girder including bottom plate, on the bottom plate and multiple weighing sensors between the spandrel girder and the bottom plate are periodically installed at along the length bearing of trend of the spandrel girder, the top surface of the spandrel girder extends along a length thereof the chute that direction is provided with the wheel rim for housing wheel.The short rail weighing device of high accuracy large span assembly type of the present invention, easy for installation, short construction period and measurement accuracy height when being weighed to high ferro.
Description
Technical field
The present invention relates to weighing technology field, more particularly to a kind of short rail weighing device of high accuracy large span assembly type.
Background technology
Because present high ferro, motor-car circuit are on the increase, high ferro, motor-car class the vehicles people life among increasingly
Popularization, therefore high ferro, the demand of motor-car vehicle are also continued to increase.And due to high ferro, motor-car compared to common vehicle speed
Faster so that its technical requirements to vehicle and track circuit etc. is also very high.In order to ensure safety, prevent accident from sending out
The raw maintenance, it is specified that high ferro, motor-car vehicle must enter the station after certain distance is travelled, safeguard.Therefore major high ferro, motor-car base are
Job requirements, now need it is a kind of can On-line construction and short construction period, accuracy of measurement is high, repair and maintenance is convenient, safe and reliable
Weighing device.
And domestic existing Related product, when being weighed to train, the tread portions that are contacted due to train wheel with rail
There is constant slope, and it is non-horizontal, not only there is a vertical loading force to also have one to rail when wheel passes through rail
Lateral active force.So if directly carrying out Weighing with the tread of wheel, the mistake of a side force is just had
Difference, the problem of so as to cause to occur measurement accuracy difference, customer requirement can not be met.
The content of the invention
It is an object of the invention to provide a kind of short rail weighing device of high accuracy large span assembly type, when being weighed to high ferro
Easy for installation, short construction period and measurement accuracy height.
The present invention provides a kind of short rail weighing device of high accuracy large span assembly type, including bottom plate, installed in the bottom
Spandrel girder on plate and along the spandrel girder length bearing of trend be periodically installed at the spandrel girder and the bottom plate it
Between multiple weighing sensors, the top surface of the spandrel girder extends along a length thereof the chute that direction is provided with the wheel rim for housing wheel.
Further, guard rail is also equipped with the bottom plate, the guard rail is parallel with the spandrel girder and is held positioned at described
The outside of weight beam.
Further, gap be present between the spandrel girder and guard rail.
Further, the quantity of the multiple weighing sensor is three.
Further, three weighing sensors are equally spaced.
Further, the weighing sensor and the spandrel girder are arranged on bottom plate by fixture, the load-bearing
Beam is installed together with the weighing sensor by fixture.
Further, the guard rail is arranged on the bottom plate by fixture.
Compared to prior art, the present invention has the advantage that as follows：
The short rail weighing device of high accuracy large span assembly type of the present invention is by bottom plate and spandrel girder by multiple biographies of weighing
Sensor assembling is integral, is used to replace one section of rail on train rail when in use, without changing track present situation.Drop significantly
Low difficulty of construction, the cost input for reducing construction period, reducing user, in measurement, pass through spandrel girder and wheel
Wheel rim is contacted, and the weight of such wheel has just been fully loaded on spandrel girder by wheel rim, and is applied to and weighed by spandrel girder
On sensor, weighing sensor just produces an output signal directly proportional to external force, Weighing is realized with this, due to not having
There is the influence of side force, so as to substantially increase accuracy of measurement.
Brief description of the drawings
Fig. 1 is the front view of the short rail weighing device of high accuracy large span assembly type of the present invention.
Fig. 2 is Fig. 1 sectional view.
Fig. 3 is the front view of the short rail weighing device of high accuracy large span assembly type of the present invention.
Fig. 4 is the front paster perspective view of weighing sensor.
Fig. 5 is the back side paster perspective view of weighing sensor.
Embodiment
The technical scheme in embodiment of the present invention will be clearly and completely described below, it is clear that described reality
Apply mode only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention,
The every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, belong to this
Invent the scope of protection.
As Figure 1-3, the embodiment of the present invention provides a kind of short rail weighing device of high accuracy large span assembly type, including
Bottom plate 1, the spandrel girder 2 on bottom plate 1 and the length bearing of trend along spandrel girder 2 be periodically installed at spandrel girder 2 with
Multiple weighing sensors 3 between bottom plate 1.The top surface of spandrel girder 2 extends along a length thereof direction and is provided with the wheel rim for housing wheel 100
101 chute 21.
The present invention the short rail weighing device of high accuracy large span assembly type when in use, assemble after its whole height with
Rail (high ferro running rail) is highly consistent, and spandrel girder and guard rail size are depending on rail size, you can by whole Gao Zhun
The short rail weighing device of exactness large span assembly type regards one section of rail (and can be customized according to onsite application rail rail type) as.
Only live rail need to be intercepted one section during installation, then the short rail weighing sensor of this assembly type is installed on wherein, blending bolt will
Bottom plate 1 is fixed on basic pre-embedded steel slab, without changing track present situation.Greatly reduce difficulty of construction, reduce construction
Cycle, the cost input for reducing user.And wheel 100 drives into two short rail weighing device structures of high accuracy large span assembly type
Into track, the wheel rim 101 of wheel 100 is housed in chute 21, and wheel rim 101 contacts with spandrel girder 2, the weight of such wheel 100
Amount has just been fully loaded on spandrel girder 2 by wheel rim 101, and is applied to by spandrel girder 2 on multiple weighing sensors 3, more
Individual weighing sensor 3 just produces an output signal directly proportional to external force, Weighing is realized with this, due to without side
Influence to power, so as to substantially increase accuracy of measurement.
In the present embodiment, guard rail 4 is also equipped with bottom plate 1, guard rail 4 is parallel with spandrel girder 2 and positioned at the outer of spandrel girder 2
, it is necessary to explanation, the outside of spandrel girder 2 is referred in two short rail weighing devices of high accuracy large span assembly type side by side for side
During arrangement, wherein any one spandrel girder 2 away from the face of another spandrel girder 2.So in the event of unexpected, wheel rim 101
Bearing capacity it is inadequate when, the tread of wheel 100 can be contacted with guard rail 4, and at this moment the weight of wheel 100 will be loaded into by tread
On guard rail 4, state during equivalent to 100 normally travel of wheel, substantially increase this short rail of high accuracy large span assembly type and claim
Reset the safety and reliability put.
Further, gap be present between spandrel girder 2 and guard rail 4, to avoid the tread of wheel 100 from being led because itself is tilted
Cause contacts with guard rail 4, has just been fully loaded to so as to protect the weight of wheel 100 by wheel rim 101 on spandrel girder 2.
In the present embodiment, in the present embodiment, the quantity of multiple weighing sensors 3 is three, and three weighing and sensings
Device 3 equally spaced, and positioned at both ends two weighing sensors 3 respectively be located at spandrel girder 2 both ends, in order to accurately measure height
Iron weight.It should be noted that the quantity not limited to this of weighing sensor 3, or four five, can be by extending this
The bottom plate 1 of weighing device, the length wise of spandrel girder 3 increase the quantity of weighing sensor 3.Increase the weighing of this weighing device
Section length.
In the present embodiment, weighing sensor 3, spandrel girder 2 and guard rail 4 fixture such as by screw are arranged on bottom
On plate 1, spandrel girder 2 and weighing sensor 3 such as can by screw fixture be installed together.
Fig. 4 and Fig. 5 is referred to, in the present embodiment, weighing sensor 3 is, for example, high ferro Special weighing sensor, along
The length direction of spandrel girder 2 sees that each weighing sensor 3 includes the front back side relative with front, and weighing sensor 3 is just
Face and the back side of weighing sensor 3 are symmetrical, and four paster blind holes 301, four 301 liang of paster blind holes are provided with weighing sensor 3
Two 1 groups and be respectively arranged on weighing sensor 3 front with the back side on.One tensile strain piece 302 of each patch in each paster blind hole 301,
Four paster blind holes form a wheatstone bridge circuits.Preferably, it is diclinic piece per tensile strain piece 302, and biography of weighing
The setting direction of foil gauge 302 and the paster blind hole 301 at the back side of weighing sensor 3 in the positive paster blind hole 301 of sensor 3
The setting direction of interior foil gauge is opposite.It is understood that the wheatstone bridge circuits of each weighing sensor 3 also include zero
Point compensation resistance, temperature zero compensation resistance, modulus of elasticity compensation resistance and sensitivity coefficient compensation resistance, zero compensation electricity
Resistance, temperature zero compensation resistance, modulus of elasticity compensation resistance and sensitivity coefficient compensation resistance access wheatstone bridge circuits
Mode is prior art, be will not be repeated here.
Certainly, in other embodiments, weighing sensor 3 can also be other kinds of weighing sensor.
The short rail weighing device of high accuracy large span assembly type of the present invention is weighed by bottom plate 1 with spandrel girder 2 by multiple
Sensor 3 assembles integral, is used to replace one section of rail on train rail when in use, without changing track present situation.Greatly
Difficulty of construction, the cost input for reducing construction period, reducing user are reduced greatly, in measurement, passes through spandrel girder 2 and car
The wheel rim 101 of wheel 100 is contacted, and the weight of such wheel 100 has just been fully loaded on spandrel girder 2 by wheel rim 101, and is passed through
Spandrel girder 2 is applied on weighing sensor 3, and weighing sensor 3 just produces an output signal directly proportional to external force, is come with this
Weighing is realized, due to the influence without side force, so as to substantially increase accuracy of measurement.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (7)
1. a kind of short rail weighing device of high accuracy large span assembly type, it is characterised in that including bottom plate (1), installed in described
Spandrel girder (2) on bottom plate (1) and it is periodically installed at the spandrel girder along the length bearing of trend of the spandrel girder (2)
(2) multiple weighing sensors (3) between the bottom plate (1), the top surface of the spandrel girder (2) extend along a length thereof direction and set
There is the chute (21) of the wheel rim (101) of collecting wheel (100).
2. the short rail weighing device of high accuracy large span assembly type as claimed in claim 1, it is characterised in that the bottom plate
(1) guard rail (4) is also equipped with, the guard rail (4) is parallel with the spandrel girder (2) and is located at the outside of the spandrel girder (2).
3. the short rail weighing device of high accuracy large span assembly type as claimed in claim 2, it is characterised in that the spandrel girder
(2) gap be present between guard rail (4).
4. the short rail weighing device of high accuracy large span assembly type as claimed in claim 1, it is characterised in that the multiple title
The quantity for retransmitting sensor (3) is three.
5. the short rail weighing device of high accuracy large span assembly type as claimed in claim 4, it is characterised in that three titles
Sensor (3) is retransmitted to be equally spaced.
6. the short rail weighing device of high accuracy large span assembly type as claimed in claim 1, it is characterised in that the biography of weighing
Sensor (3) and the spandrel girder (2) are arranged on bottom plate (1) by fixture, the spandrel girder (2) and the weighing and sensing
Device (3) is installed together by fixture.
7. the short rail weighing device of high accuracy large span assembly type as claimed in claim 2, it is characterised in that the guard rail
(4) it is arranged on by fixture on the bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710477851.9A CN107389169A (en) | 2017-06-22 | 2017-06-22 | The short rail weighing device of high accuracy large span assembly type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710477851.9A CN107389169A (en) | 2017-06-22 | 2017-06-22 | The short rail weighing device of high accuracy large span assembly type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107389169A true CN107389169A (en) | 2017-11-24 |
Family
ID=60332432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710477851.9A Pending CN107389169A (en) | 2017-06-22 | 2017-06-22 | The short rail weighing device of high accuracy large span assembly type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107389169A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11926351B2 (en) | 2020-09-01 | 2024-03-12 | Bnsf Railway Company | Apparatus and method for wear detection of railroad vehicle wheels |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2463258Y (en) * | 2000-12-27 | 2001-12-05 | 张定尊 | Overload and bias load detecting device for railway vehicle |
| CN2901260Y (en) * | 2006-06-21 | 2007-05-16 | 石家庄开发区益通科技有限公司 | Portable locomotive rolling stock wheel shaft weighing device |
| CN102538928A (en) * | 2011-11-24 | 2012-07-04 | 中铁工程设计院有限公司 | Automatic aligning and weighing system for locomotive bogie |
| CN202403785U (en) * | 2011-11-03 | 2012-08-29 | 中国铁道科学研究院电子计算技术研究所 | Wheel rim sensor |
| CN105043518A (en) * | 2015-06-30 | 2015-11-11 | 杭州钱江称重技术有限公司 | Dynamic-static double-output rail weighbridge |
| CN204881808U (en) * | 2015-07-29 | 2015-12-16 | 余姚太平洋称重工程有限公司 | Rail cushion sensor track scale sensor mounting structure |
| CN204944642U (en) * | 2015-05-22 | 2016-01-06 | 西南交通大学 | A kind of rail weighing device |
-
2017
- 2017-06-22 CN CN201710477851.9A patent/CN107389169A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2463258Y (en) * | 2000-12-27 | 2001-12-05 | 张定尊 | Overload and bias load detecting device for railway vehicle |
| CN2901260Y (en) * | 2006-06-21 | 2007-05-16 | 石家庄开发区益通科技有限公司 | Portable locomotive rolling stock wheel shaft weighing device |
| CN202403785U (en) * | 2011-11-03 | 2012-08-29 | 中国铁道科学研究院电子计算技术研究所 | Wheel rim sensor |
| CN102538928A (en) * | 2011-11-24 | 2012-07-04 | 中铁工程设计院有限公司 | Automatic aligning and weighing system for locomotive bogie |
| CN204944642U (en) * | 2015-05-22 | 2016-01-06 | 西南交通大学 | A kind of rail weighing device |
| CN105043518A (en) * | 2015-06-30 | 2015-11-11 | 杭州钱江称重技术有限公司 | Dynamic-static double-output rail weighbridge |
| CN204881808U (en) * | 2015-07-29 | 2015-12-16 | 余姚太平洋称重工程有限公司 | Rail cushion sensor track scale sensor mounting structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11926351B2 (en) | 2020-09-01 | 2024-03-12 | Bnsf Railway Company | Apparatus and method for wear detection of railroad vehicle wheels |
| US11926352B2 (en) | 2020-09-01 | 2024-03-12 | Bnsf Railway Company | Apparatus and method for wear detection of railroad vehicle wheels |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171124 |