CN200982887Y - Single hydraulic cylinder loading motorcar balance check device with the load deviation check function - Google Patents
Single hydraulic cylinder loading motorcar balance check device with the load deviation check function Download PDFInfo
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- CN200982887Y CN200982887Y CN 200620126581 CN200620126581U CN200982887Y CN 200982887 Y CN200982887 Y CN 200982887Y CN 200620126581 CN200620126581 CN 200620126581 CN 200620126581 U CN200620126581 U CN 200620126581U CN 200982887 Y CN200982887 Y CN 200982887Y
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- sensor
- calibrating
- charger
- unbalance loading
- truck scale
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Abstract
The utility model is aimed at the problem that the prior calibrating apparatuses are not capable of calibrating the eccentric load, which discloses a single-hydraulic-cylinder calibrating apparatus for the charging truck scales capable of calibrating the metering performance of the truck scale not only when under the centric uniform load but also under the eccentric load. The utility model comprises a bearing and stowage mechanism (6), a charger (4), a sensor and a load-carrying device (5). The charger (4) is arranged on the lower portion of the stowage mechanism (6) and is disposed at the middle position of the width in cross direction of the stowage mechanism. The sensor and the load-carrying device (5) are arranged on the charger (4). The utility model is characterized in that it is further comprises an eccentric-load-calibrating rack (3) composed of a longitudinal beam (7), a cross beam (8) and a sensor (9). The longitudinal beam is disposed across the truck scale (2). One support of the cross beam (8) is on the longitudinal beam (7) while the other support is arranged on the sensor and the load-carrying device (9). The utility model has the advantages of simple structure and complete calibration capability.
Description
Technical field
The utility model relates to metering and calibrating device, especially a kind of truck scale measuring accuracy calibrating installation of highway with unbalance loading calibrating function, and specifically a kind of single hydraulic cylinder with unbalance loading calibrating function loads the truck scale calibrating installation.
Background technology
At present, the highway weight metering charging is the highway toll policy that China is promoting at present, it is a foundation with the actual weight of lorry, realize that more Duola pays dues, draws less less and pay dues, not only embodied social equity better, and vehicle supervision department can be punished according to the overweight degree of lorry, become a kind of effective means of administering overrun and overload.The core technology equipment of weight metering charging is exactly the track dynamic weighing system, claims dynamic automobile scale again.The weighing precision of this system and stability are the prerequisites that guarantees the total system reliably working.
According to national relevant laws and regulations, the track dynamic weighing system (dynamic automobile scale) that is used for highway toll must regularly be examined and determine it as a kind of Weighing utensil.Usually, these meters are reseted mainly carry out static accuracy calibrating and dynamic accuracy calibrating fully, wherein the static accuracy calibrating is the basis, and calibration method commonly used mainly contains two kinds: pile up counterweight, installation reaction frame.Piling up the counterweight method promptly adopts loop wheel machine that standard test weight is directly lifted on the tested dynamic automobile scale its static accuracy is demarcated again; But because the installation in toll station track, calibrating environment and meter are reseted the carrying workplace restriction that is equipped with, make that counterweight need pile up very highly when examining and determine with the mode of piling up counterweight at the scene, calibrating safety can't be guaranteed, and work efficiency is very low.The reaction frame method is installed promptly uses lifting jack and high-precision sensor that dynamic automobile scale is pressurizeed, demarcate the static accuracy of dynamic automobile scale by high-precision sensor.But because the structure and the mounting means of dynamic automobile scale, reaction frame can't be installed at the scene at all.Therefore, press for a kind of can reseting of development and carry out convenient, fast and accurate measurement verification equipment fully, and preferably adopt vehicle-mounted form, be convenient to move, adapt to the car weighing apparatus calibrating of different charge stations at the meter that is installed in the charge station road junction.
Though Chinese patent 032793057 discloses a kind of truck scale calibrating instrument and has solved market in urgent need to a certain extent, but because its loading and sensor can only be installed in the place, centre position that load-carrying members are the trailer Width, it can't examine and determine the unbalance loading metering performance of truck scale; And in actual the use, vehicle unbalance-loading is recurrent, if measure during unbalance loading inaccurately, very easily cause charging contradiction, so its actual use value is not high, is difficult to apply.
Summary of the invention
The purpose of this utility model is the problem that can't detect unbalance loading that exists at existing calibrating installation, design a kind of metering performance can examine and determine the truck scale producing balanced forces time, the single hydraulic cylinder that can examine and determine the unbalance loading metering performance of truck scale again loads the truck scale calibrating installation.
The technical solution of the utility model is:
A kind of single hydraulic cylinder with unbalance loading calibrating function loads the truck scale calibrating installation, comprise load-bearing and prestowage mechanism 6, charger 4, sensor 5, charger 4 is installed in the bottom of prestowage mechanism 6 and is positioned at place, its transverse width L centre position, sensor 5 is installed on the charger 4, described sensor 5 or directly contact with truck scale 2, or contact with truck scale by special-purpose a support, it is characterized in that it comprises that also one is used to measure unbalance loading, the unbalance loading calibrating frame 3 that has sensor 9, the output shaft of this unbalance loading calibrating frame 3 or direct and charger 4 offsets, or offset by sensor 5 output shaft with charger 4, sensor 9 and truck scale 2 are direct or contact indirectly by bearing.The single cylinder loading force can be assigned to both sides by unbalance loading calibrating frame 3 truck scale being carried out unbalance loading when test, have only wherein that a side directly acts on the truck scale, opposite side loads acting force and is transferred to ground, but not on the truck scale, as shown in Figure 1.
Described unbalance loading calibrating frame 3 is made up of longeron 7, crossbeam 8, sensor 9, unbalance loading supporting leg 10, longeron 7 is across truck scale 2, one end of crossbeam 8 is movable or be fixedly supported upon on the longeron 7, the other end is movable or be fixedly supported upon on the unbalance loading supporting leg 10, sensor 9 is installed on the relative end of unbalance loading supporting leg 10 and truck scale 2, the place, centre position of the output shaft of charger 4 or direct and crossbeam 8 offsets, and can offset by the centre position of a sensor 5 with crossbeam 8.
Half of distance is suitable between vertical range between sensor 9 and the charger 4 and the left and right wheel center line of automobile.
Described charger 4 is made up of hydraulic pump, oil cylinder and operation valve, and the output shaft of oil cylinder directly or indirectly links to each other with sensor 5 as the output shaft of charger 4.
Described sensor 5,9 or directly link to each other with display, or link to each other with the computing machine of band display.
The utlity model has following advantage:
1, solved the problem that present calibrating installation can't be examined and determine the unbalance loading metering performance of truck scale, the perfect function of calibrating installation, make it can realize comprehensive calibrating to the truck scale precision, help the advocate peace full method rights and interests of highway administration department of service truck, help ensureing each side's rights and interests, reduce because of counting the contradiction that heavy misalignment causes.
2, structure is comparatively simple, easily manufactured, use, easy to operate.Can use to such an extent that measuring speed of the present utility model and precision are improved comprehensively by the design of rational automatically controlled design and micro-adjusting mechanism.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
Following structure drawings and Examples are further described the utility model.
As shown in Figure 1.
A kind of single hydraulic cylinder with unbalance loading calibrating function loads the truck scale calibrating installation, comprise load-bearing and prestowage mechanism 6, charger 4, sensor 5, wherein charger 4 is a hydraulic loading device, it is mainly by hydraulic pump, oil cylinder and operation valve composition (can adopt prior art to be realized, also can comprise the pressure micro-adjusting mechanism), the output shaft of oil cylinder is the output shaft of charger 4, charger 4 is installed in the bottom of load-bearing and prestowage mechanism 6 and is positioned at place, its transverse width L centre position, sensor 5 can be directly installed on the output shaft of charger 4, when normally measuring, this sensor 5 can directly contact with truck scale 2, also can contact with truck scale 2 by special-purpose a support, the actual prolongation that is equivalent to the oil cylinder output shaft is supported in this special use, can be column structure, also can be block structure, sensor 5 also can be installed in this special use and support, the utility model also comprises a unbalance loading calibrating frame 3 that is used to measure unbalance loading, this unbalance loading calibrating frame 3 is by longeron 7, the crossbeam 8 vertical with longeron 7, sensor, unbalance loading supporting leg 10 is formed, longeron is across truck scale 2, one end of crossbeam 8 is movable or be fixedly supported upon on the longeron 7, the other end is movable or be fixedly supported upon on the unbalance loading supporting leg 10, sensor 9 is installed on the relative end of this unbalance loading supporting leg 10 and truck scale 2, a vertical range between sensor 9 and the charger 4 and an automobile left side, half of distance is suitable between the right wheel center line.As shown in Figure 1.
Described sensor 5,9 or directly link to each other with display, or link to each other with control computer.
During concrete enforcement, described charger 4 also can be designed to collapsible structure.
It is all same as the prior art as hydrostatic control, demonstration, load-bearing and prestowage mechanism etc. that the utility model does not relate to part.
Load the truck scale calibrating installation based on existing single hydraulic cylinder, adopt a unbalance loading calibrating frame 3 to be used for and will loading in the middle of the single cylinder of tested truck scale to be realized being key of the present utility model to its one-sided loading and detection only by distributing, shifting.
Using method of the present utility model is:
When not carrying out the unbalance loading calibrating, its using method is same as the prior art.
Carry out the unbalance loading calibrating as need, unbalance loading calibrating frame 3 of the present utility model can be placed the bottom of charger 4, the single cylinder loading force is assigned to both sides, wherein a side loads acting force and is transferred to ground, have only opposite side to directly act on the truck scale 2, utilize sensor 9, can carry out the unbalance loading calibrating.
Claims (5)
1, a kind of single hydraulic cylinder with unbalance loading calibrating function loads the truck scale calibrating installation, it comprises load-bearing and prestowage mechanism (6), charger (4), sensor (5), charger (4) is installed in the bottom of prestowage mechanism (6) and is positioned at place, its transverse width L centre position, sensor (5) is installed on the charger (4), described sensor (5) or directly contact with truck scale (2), or contact with truck scale by special-purpose a support, it is characterized in that it comprises that also one is used to measure unbalance loading, the unbalance loading calibrating frame (3) that has sensor and bearing (9), the output shaft of this unbalance loading calibrating frame (3) or direct and charger (4) offsets, or offset by the output shaft of sensor (5) and charger (4), sensor (9) directly or by bearing contacts with truck scale (2) indirectly.
2, single hydraulic cylinder with unbalance loading calibrating function according to claim 1 loads the truck scale calibrating installation, it is characterized in that described unbalance loading calibrating frame (3) is by longeron (7), crossbeam (8), sensor (9), unbalance loading supporting leg (10) is formed, longeron (7) is across truck scale (2), one end of crossbeam (8) is movable or be fixedly supported upon on the longeron (7), the other end is movable or be fixedly supported upon on the unbalance loading supporting leg (10), sensor (9) is installed on unbalance loading supporting leg (10) end relative with truck scale (2), the place, centre position of the output shaft of charger (4) or direct and crossbeam (8) offsets, and can offset by the centre position of a sensor (5) with crossbeam (8).
3, the single hydraulic cylinder with unbalance loading calibrating function according to claim 1 loads the truck scale calibrating installation, and half that it is characterized in that distance between vertical range between sensor (9) and the charger (4) and the left and right wheel center line of automobile is suitable.
4, the single hydraulic cylinder with unbalance loading calibrating function according to claim 1 loads the truck scale calibrating installation, it is characterized in that described charger (4) is made up of hydraulic pump, oil cylinder and operation valve, the output shaft of oil cylinder directly or indirectly links to each other with sensor (5) as the output shaft of charger (4).
5, the single hydraulic cylinder with unbalance loading calibrating function according to claim 1 loads the truck scale calibrating installation, it is characterized in that described sensor (5,9) or directly links to each other with display, or link to each other with the computing machine of being with display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620126581 CN200982887Y (en) | 2006-11-22 | 2006-11-22 | Single hydraulic cylinder loading motorcar balance check device with the load deviation check function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620126581 CN200982887Y (en) | 2006-11-22 | 2006-11-22 | Single hydraulic cylinder loading motorcar balance check device with the load deviation check function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200982887Y true CN200982887Y (en) | 2007-11-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620126581 Expired - Fee Related CN200982887Y (en) | 2006-11-22 | 2006-11-22 | Single hydraulic cylinder loading motorcar balance check device with the load deviation check function |
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| Country | Link |
|---|---|
| CN (1) | CN200982887Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107515037A (en) * | 2017-09-26 | 2017-12-26 | 采赫（天津）科技发展有限公司 | A kind of moving automobile weighing apparatus |
| CN108426671A (en) * | 2018-03-21 | 2018-08-21 | 郑州东辰科技有限公司 | A kind of brake inspection platform calibrating installation |
| CN108458779A (en) * | 2018-03-21 | 2018-08-28 | 郑州东辰科技有限公司 | The weighing sensor calibrating installation and calibration method of Flat plate type brake verifying bench |
-
2006
- 2006-11-22 CN CN 200620126581 patent/CN200982887Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107515037A (en) * | 2017-09-26 | 2017-12-26 | 采赫（天津）科技发展有限公司 | A kind of moving automobile weighing apparatus |
| CN108426671A (en) * | 2018-03-21 | 2018-08-21 | 郑州东辰科技有限公司 | A kind of brake inspection platform calibrating installation |
| CN108458779A (en) * | 2018-03-21 | 2018-08-28 | 郑州东辰科技有限公司 | The weighing sensor calibrating installation and calibration method of Flat plate type brake verifying bench |
| CN108426671B (en) * | 2018-03-21 | 2024-05-17 | 郑州东辰科技有限公司 | Calibrating device for brake inspection platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071128 Termination date: 20101122 |