CN207472586U - Loading test loads axle weight control - Google Patents
Loading test loads axle weight control Download PDFInfo
- Publication number
- CN207472586U CN207472586U CN201720902218.5U CN201720902218U CN207472586U CN 207472586 U CN207472586 U CN 207472586U CN 201720902218 U CN201720902218 U CN 201720902218U CN 207472586 U CN207472586 U CN 207472586U
- Authority
- CN
- China
- Prior art keywords
- loading
- plate
- test
- weight control
- axle weight
- 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 - Fee Related
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- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
A kind of loading test loads axle weight control, including upper cover plate, bottom plate, side protective plate, weighing sensor, Acquisition Instrument, flexural pivot, anchor bolt；The side protective plate is fixedly connected with bottom plate；Flexural pivot is provided on the weighing sensor, weighing sensor is fixed on bottom plate by the anchor bolt；The weighing sensor is with connecting and carrying out data transfer；Weight display screen is provided on the side protective plate, Acquisition Instrument connect with weight display screen and passes through the weight data of weight display screen display acquisition.The present apparatus controls again for Test on Bridge Loading loading axle, and precision is high, easy to operate, is to ensure that result of the test reliability, the important means for improving loading test working efficiency.The present apparatus is of low cost, repeats and utilizes, and compared with tradition weighs mode, can improve test accuracy and reliability, reduce experimentation cost.
Description
Technical field
The utility model belongs to Test on Bridge Loading field, more particularly to a kind of accurate, convenient, economic loading axle weight
Control device.
Background technology
Test on Bridge Loading is to be showed by applying external load mode to what bridge structure or the quiet of component, dynamic characteristics carried out
Field experimental test, including static test and dynamic test.The purpose and mode of Test on Bridge Loading：It is surveyed using detecting instrument equipment
The mechanics effect of bridge structure controlling position and controlling sections is tried, and it is theoretical with acting on lower bridge according to practical imposed load
It calculates effect to compare, achievees the purpose that decision structure safe bearing load situation.To ensure the reliability of result of the test, outer loading is tested
The precise for carrying size is precondition.The structure safety for accurately controlling also relationship experiment process of imposed load simultaneously.
At present, three axle load vehicle of Test on Bridge Loading generally use (hereinafter referred to as " loading vehicle ") is additional as testing
Load weighs to loading vehicle using weighbridge.Long-term practice proves, is weighed using weighbridge to loading test loading vehicle
There are the following problems for method：(1) efficiency is low, is mainly shown as that weighbridge position is relatively fixed, and loading after vehicle loads needs weighbridge position
It puts and weighs, most cases load ground and arrive the weighbridge point range of driving farther out, influence efficiency.(2) accuracy, precision and reliability are low,
It is of the remote past to be mainly shown as that part weighbridge uses, weighing sensor is not demarcated in time, leads to test result accuracy and precision
It is low.A poor management in addition, part is weighed is weighed single hand-written by driver, and part driver artificially distorts car weight, exist to save trouble
Imitation behavior causes result reliability low.(3) it is costly, expense need to be paid using weight bridge weighing, for carrying out bridge lotus for a long time
The professional testing agency of experiment is carried, weight bridge weighing cost is higher.(4) loading axle weight cannot be accurately obtained, weight bridge weighing is often
What is obtained is vehicle weight, it is impossible to distinguish three axis weight, when cargo contained on loading vehicle is uneven, each axis weight error is big, axis weight
It is possible that beyond Authority Contro1 value, security risk is brought to structure.
Utility model content
For the deficiency that weighbridge is used to weigh in Test on Bridge Loading, the purpose of this utility model is to provide a set of
Accurately, convenient, economic loading axle weight control.
The technical solution adopted in the utility model is：
A kind of loading test loads axle weight control, including upper cover plate, bottom plate, side protective plate, weighing sensor, adopts
Collect instrument, flexural pivot, anchor bolt；The side protective plate is fixedly connected with bottom plate；Flexural pivot is provided on the weighing sensor, it is described
Anchor bolt weighing sensor is fixed on bottom plate；The weighing sensor connect with Acquisition Instrument and carries out data transfer；Institute
Weight display screen is provided on the side protective plate stated, Acquisition Instrument connect with weight display screen and passes through the display acquisition of weight display screen
Weight data.In the above-mentioned design of the utility model, upper cover plate, sensor, Acquisition Instrument, flexural pivot can be easy to disassemble and be protected
It supports.
The operation principle of the utility model：
Using the equilibrium principle of power, loading wheel weight is transferred to weighing sensor by upper cover plate by flexural pivot.It weighs biography
Sensor is a uniform shear beam of root timber matter, pastes strain transducer in shearing beam web, and lower load is transmitted at beam-ends flexural pivot
When, shear beam principal stress changes, and weighing sensor reading is caused to change, and shear beam principal stress is can obtain by conversion
Value.Since shear beam is uniform in material, stablizes, according to force and stress relationship, the force value under can calculating to transmit at flexural pivot.It will weigh
Force value under flexural pivot transmits at sensor, which is added, can obtain wheel weight.Axle weight can be obtained by placing two sets of present apparatus.
As being further improved for technical solution, a kind of above-described loading test loading axle weight control, institute
The weighing sensor stated is 1-4, is evenly distributed on bottom plate.The utility model weighing sensor is 1-4, can basis
The requirement of different Test on Bridge Loading is selected and is arranged, has both been met requirement of experiment and has been also allowed for adjusting temporarily.
As being further improved for technical solution, a kind of above-described loading test loading axle weight control, also
Including upper cover plate caging bolt, the upper cover plate is connected and is limited by upper cover plate caging bolt with bottom plate.Upper cover plate
Caging bolt can avoid surprisingly (such as its position-limiting action of upper cover plate：Outranging vehicle) situation lower sensor and Acquisition Instrument damage
It is bad.
As being further improved for technical solution, a kind of loading test loading axle of any description above controls dress again
It puts, it is characterised in that：Buckleing for the upper cover plate is provided with several longitudinal ribs and/or cross rib to bottom plate on one side.It is set by rib in length and breadth
Meter improves cover board rigidity, it is ensured that device stability mitigates dead weight.
As being further improved for technical solution, a kind of loading test loading axle of any description above controls dress again
It puts, the Acquisition Instrument is externally provided with Acquisition Instrument protective shell.Acquisition Instrument protective shell can be effectively protected Acquisition Instrument, while can shield it
The interference of his bad signal.
As being further improved for technical solution, a kind of loading test loading axle of any description above controls dress again
It puts, the Acquisition Instrument is powered by dismountable DC power supply.Dismountable DC power supply power supply is not only convenient for using, in device
Power supply is removed when not in use, is conducive to plant maintenance, extends the service life of power supply.
As being further improved for technical solution, a kind of above-described loading test loading axle weight control, institute
The loading test loading axle weight control stated using when added before and after it according to test objective upward slope directing plate and/or under
Slope directing plate.Uphill, downhill directing plate is rubber shock-absorbing plate, and major function is the smoothly upper and lower loading test loading of auxiliary vehicle
Axle weight control.It goes to fall down directing plate, can be applied to bridge and jump vehicle experiment, practicability is tested for Material bridge dynamic response
It is relatively strong, and exciting force can be tested simultaneously, there is larger help for the influence for analyzing light weight additional mass.
The utility model has the advantages that：
1. the present apparatus is repeated and is utilized, cost subtracts significantly compared with weighing unit is used to weigh after being used for multiple times using simply
It is few.
2. testing element precision is high, stability is good, reliability is high, can accurately control loading test loading vehicle gross weight and axis
Weight.
3. the present apparatus is easy to carry, using spherical adjustable flat structure, limit small, can be made when loading vehicle loading by place
With, also can be used in real time control loading process, substantially reduce the loading time, improve work efficiency.
4. testing element is detachable and replaces, replacing testing element expense, relatively to buy new product expense much lower, and into one
Step reduces the use cost of the device.
5. it is powered using detachable power source, energy conservation and environmental protection.
6. the utility model is using the scheme that weight display screen is set on side protective plate, it is not only easy to use but also reduce equipment into
This.
Description of the drawings
The loading test of Fig. 1 the utility model loads axle weight control schematic diagram.
Fig. 2 the utility model includes upward slope directing plate and the beam loading test loading axle of descending guiding slab bridge controls dress again
Put stereoscopic schematic diagram.
The loading test of Fig. 3 the utility model loads axle weight control upper cover plate structure schematic diagram.
The loading test of Fig. 4 the utility model loads axle weight control single shaft vehicle-mounted control application test figure.
The loading test of Fig. 5 the utility model loads axle weight control twin shaft vehicle-mounted control application test figure.
Fig. 6 the utility model loading test loading axle weight control jumps vehicle experiment application test figure.
In figure：
1. cover board, 2. bottom plates, 3. side protective plates, 4. weighing sensors, 5. Acquisition Instruments, 6. flexural pivots, 7 anchor bolts, 8. Acquisition Instruments
Protective shell, 9. upper cover plate caging bolts, 10. weight display screens.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and detailed description.As shown in figures 1 to 6.
Embodiment 1
A kind of loading test loads axle weight control, including upper cover plate 1, bottom plate 2, side protective plate 3, weighing sensor
4th, Acquisition Instrument 5, flexural pivot 6, anchor bolt 7；The side protective plate 3 is fixedly connected with bottom plate 2；It is set on the weighing sensor 4
There is flexural pivot 6, the anchor bolt 7 fixes weighing sensor 4 on a base plate 2；The weighing sensor 4 is connect with Acquisition Instrument 5
And carry out data transfer；Weight display screen 10 is provided on the side protective plate 3, Acquisition Instrument 5 is connect with weight display screen 10
And pass through the weight data of the display acquisition of weight display screen 10.
Embodiment 2
The places different from embodiment 1 are：The weighing sensor 4 is 1-4, is evenly distributed on bottom plate 2.
When weighing sensor 4 is 1, weighing sensor 4 is uniformly distributed on a base plate 2 with Acquisition Instrument 5；When weighing sensor 4 is 2-4
When a, being uniformly distributed on a base plate 2 centered on Acquisition Instrument 5 of weighing sensor 4.
Embodiment 3
The places different from embodiment 1 are：Upper cover plate caging bolt 9 is further included, the upper cover plate 1 and bottom plate 2 are logical
Upper cover plate caging bolt 9 is crossed to connect and limited.
Embodiment 4
The places different from embodiment 1-3 are：Buckleing to bottom plate 2 for the upper cover plate 1 is provided with several longitudinal ribs on one side
And/or cross rib.
Embodiment 5
The places different from embodiment 4 are：The Acquisition Instrument 5 is externally provided with Acquisition Instrument protective shell 8.
Embodiment 6
The places different from embodiment 1-3 are：The Acquisition Instrument 5 is powered by dismountable DC power supply.
Embodiment 7
The places different from embodiment 5 are：According to examination when the loading test loading axle weight control uses
It tests purpose and upward slope directing plate and/or descending directing plate is added before and after it.
Embodiment 8
The places different from embodiment 6 are：According to examination when the loading test loading axle weight control uses
It tests purpose and upward slope directing plate and/or descending directing plate is added before and after it.
The utility model Application Example
Application Example 1
After bogie device, axle weight is loaded by the utility model loading test on upward slope directing plate for uniaxial vehicle-mounted control
Control device, weight display screen 10 can carry out showing uniaxial weight after parking.
Application Example 2
The places different from Application Example 1 are：Multiaxis vehicle-mounted control after bogie device, is guided by multiple go up a slope
The utility model loading test loads axle weight control on plate, and weight display screen 10 can carry out showing each axis after parking
Axis weight, addition can obtain gross vehicle weight, also can determine the uniformity of each axle load.
Application Example 3
The places different from Application Example 1 are：In bridge dynamic loading test, the utility model is placed formulating position
Loading test loads axle weight control, after bogie device, is loaded by the utility model loading test on upward slope directing plate
Axle weight control, weight display screen 10 can carry out showing uniaxial weight after parking.Remove descending directing plate, you can jumped
Vehicle is tested；Another benefit for carrying out jumping vehicle experiment using the present apparatus is can to survey the real impact load for jumping vehicle, is moved for structure
Power analysis provides authentic data.
Claims (8)
1. a kind of loading test loads axle weight control, it is characterised in that：Including upper cover plate (1), bottom plate (2), side protection
Plate (3), weighing sensor (4), Acquisition Instrument (5), flexural pivot (6), anchor bolt (7)；The side protective plate (3) is fixed with bottom plate (2)
Connection；Flexural pivot (6) is provided on the weighing sensor (4), weighing sensor (4) is fixed on bottom by the anchor bolt (7)
On plate (2)；The weighing sensor (4) connect with Acquisition Instrument (5) and carries out data transfer；On the side protective plate (3)
Weight display screen (10) is provided with, Acquisition Instrument (5) connect with weight display screen (10) and passes through weight display screen (10) display and adopts
The weight data of collection.
2. a kind of loading test loading axle weight control according to claim 1, it is characterised in that：Described weighs
Sensor (4) is 1-4, is evenly distributed on bottom plate (2).
3. a kind of loading test loading axle weight control according to claim 1, it is characterised in that：Further include upper cover
Plate caging bolt (9), the upper cover plate (1) and bottom plate (2) are connected and are limited by upper cover plate caging bolt (9).
4. axle weight control is loaded according to a kind of any loading tests of claim 1-3, it is characterised in that：It is described
Buckleing to bottom plate (2) for upper cover plate (1) be provided with several longitudinal ribs and/or cross rib on one side.
5. a kind of loading test loading axle weight control according to claim 4, it is characterised in that：The acquisition
Instrument (5) is externally provided with Acquisition Instrument protective shell (8).
6. axle weight control is loaded according to a kind of any loading tests of claim 1-3, it is characterised in that：It is described
Acquisition Instrument (5) powered by dismountable DC power supply.
7. a kind of loading test loading axle weight control according to claim 5, it is characterised in that：The load
Experiment loading axle weight control using when upward slope directing plate is added before and after it according to test objective and/or descending guides
Plate.
8. a kind of loading test loading axle weight control according to claim 6, it is characterised in that：The load
Experiment loading axle weight control using when upward slope directing plate is added before and after it according to test objective and/or descending guides
Plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720902218.5U CN207472586U (en) | 2017-07-25 | 2017-07-25 | Loading test loads axle weight control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720902218.5U CN207472586U (en) | 2017-07-25 | 2017-07-25 | Loading test loads axle weight control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207472586U true CN207472586U (en) | 2018-06-08 |
Family
ID=62256074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720902218.5U Expired - Fee Related CN207472586U (en) | 2017-07-25 | 2017-07-25 | Loading test loads axle weight control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207472586U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113029625A (en) * | 2021-03-11 | 2021-06-25 | 苏交科集团股份有限公司 | Bridge load test axle load distribution device and method thereof |
-
2017
- 2017-07-25 CN CN201720902218.5U patent/CN207472586U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113029625A (en) * | 2021-03-11 | 2021-06-25 | 苏交科集团股份有限公司 | Bridge load test axle load distribution device and method thereof |
| CN113029625B (en) * | 2021-03-11 | 2023-11-21 | 苏交科集团股份有限公司 | Bridge load test axle load distribution device and method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180608 Termination date: 20190725 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |