CN201021185Y - Bodywork weighing apparatus - Google Patents
Bodywork weighing apparatus Download PDFInfo
- Publication number
- CN201021185Y CN201021185Y CNU200620173119XU CN200620173119U CN201021185Y CN 201021185 Y CN201021185 Y CN 201021185Y CN U200620173119X U CNU200620173119X U CN U200620173119XU CN 200620173119 U CN200620173119 U CN 200620173119U CN 201021185 Y CN201021185 Y CN 201021185Y
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- hydraulic
- actuating cylinder
- fixed
- sensor
- hydraulic actuating
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Abstract
The utility model relates to a vehicle body balancer used to measure the self load capacity. The utility model comprises an electronic weighing system and a hydraulic system, and the utility model is characterized in that the hydraulic system comprises hydraulic cylinders, a hydraulic controlling check valve, a solenoid directional control valve, a pressure relief valve, a hydraulic pump and an fuel tank to form a hydraulic circuit, the hydraulic cylinders are connected in parallel on an oil circuit, and are respectively controlled by the solenoid directional control valve, a hydraulic controlling check valve is connected in series on the oil circuits of the two sides of the hydraulic cylinder; one end of the hydraulic cylinder is arranged on the side surface of a large beam, and is clipped between a leaf spring foundation plate and a carriage, and is fixed on the leaf spring foundation plate, and also can be fixed on the carriage; a pressure sensor is fixed on the hydraulic cylinder and is connected to a data processor; the electronic weighing system and the hydraulic system are connected with a weighing platform by the sensor. The utility model has the following advantages: firstly, the sensor is avoided to be contacted with the weighing platform directly, so as to direct avoid the unnecessary consumption of the sensor, and to prolong the service life of the sensor; secondly, the operation is practical, and the design is rational and scientific.
Description
Technical field
The utility model relates to a kind of weighing apparatus, particularly a kind of vehicle body weighing apparatus that is used for measuring self load carrying ability.
Background technology
In mid-June, 2006, national correlation department is formally implemented the weight metering charging scheme, and increasing province comes into effect weight metering charging system.Existing lorry is not because have effective check weighing instrument, driver not to know how many actual weights of each shipments that the sender sends off is, by touch is estimated often, charges carriage by weight then.Above by touch comes estimation approach often to bring more or less loss to the driver, has directly reduced driver's income; Some relevant patent works are also arranged in addition, but complex structure, manufacturing cost is too high, is unfavorable for its effective popularization.
Summary of the invention
The purpose of this utility model provides a kind of vehicle body weighing apparatus that is used for measuring self load carrying ability.
A kind of vehicle body weighing apparatus that is used for measuring self load carrying ability, comprise electronics balance system and hydraulic efficiency pressure system, it is characterized in that: hydraulic efficiency pressure system comprises hydraulic actuating cylinder, hydraulic control one-way valve, solenoid directional control valve, by pass valve, Hydraulic Pump, oil nationality etc. is formed hydraulic circuit, hydraulic actuating cylinder is connected in parallel on the oil circuit, by solenoid directional control valve control, all be connected in series a hydraulic control one-way valve on the both sides oil circuit of hydraulic actuating cylinder respectively; One end of hydraulic actuating cylinder places big beam sides, is clipped between leaf spring backing plate and the railway carriage, and is fixed on the leaf spring backing plate, also can be fixed on the railway carriage; Pressure sensor is fixed on the hydraulic actuating cylinder, and links on the data handler; Sensor is connected electronics balance system, hydraulic efficiency pressure system and weighting platform.
The utility model is the principle of work according to electronic scale, and improved on the composition structure of electronic scale, electronic scale mainly is made up of pan of a steelyard, pressure sensor, data handler and telltale.Principle of work and composition structure in conjunction with electronic scale, the utility model has adopted two big systems, be electronics balance system and hydraulic efficiency pressure system, the effect of electronics balance system is a weight of measuring goods on the car, the effect of hydraulic efficiency pressure system is the flexible of modulated pressure cylinder, the assisting pressure sensor holds up the above body portion of pressure sensor and constitutes pan of a steelyard.
Pressure sensor is fixed on the hydraulic actuating cylinder; Pressure sensor also can be communicated with hydraulic actuating cylinder by the oil circuit pipe, and the oil pressure in the hydraulic actuating cylinder is passed to pressure sensor.
Hydraulic actuating cylinder can place:
1, an end of hydraulic actuating cylinder places big beam sides, is clipped between leaf spring backing plate and the railway carriage, and is fixed on the leaf spring backing plate, also can be fixed on the railway carriage.
2, an end of hydraulic actuating cylinder places leaf spring group side, is clipped between crossbeam and the vehicle bridge, and is fixed on the vehicle bridge, also can be fixed on the crossbeam.
3, an end of hydraulic actuating cylinder places the crossbeam side, is clipped between railway carriage and the vehicle bridge, and is fixed on the vehicle bridge, also can be fixed on the vehicle bridge.
4, an end of hydraulic actuating cylinder places the crossbeam outside, is clipped between big beam arm and the leaf spring backing plate, and is fixed on the leaf spring backing plate, also can be fixed on the big beam arm.
The electronics balance system is made up of " pan of a steelyard " (part of the auto body that pressure sensor holds up above in the utility model constitutes pan of a steelyard), pressure sensor, data handler and telltale, links on the data handler after pressure biography or the parallel connection of pressure sensor group sensor.
Hydraulic efficiency pressure system comprises hydraulic actuating cylinder, hydraulic control one-way valve, solenoid directional control valve, by pass valve, Hydraulic Pump, and fuel tank etc. are formed hydraulic circuit, and hydraulic actuating cylinder is connected in parallel on the oil circuit, by solenoid directional control valve control, all is connected in series a hydraulic control one-way valve on the both sides oil circuit of hydraulic actuating cylinder respectively; Pressure sensor is fixed on the hydraulic actuating cylinder.
Its workflow is: because hydraulic actuating cylinder is fixedly mounted on the railway carriage all around of car chassis or the stressed place of crossbeam or vehicle bridge, and hydraulic efficiency pressure system and master cock circuit be set, by modulated pressure pump (or manual manual pump), change-over valve makes hydraulic cylinder works, hydraulic actuating cylinder ejects from sleeve and contacts railway carriage or crossbeam or vehicle bridge or ground-surface corresponding stressed, the application force that comes out by piston head holds up the above body portion formation pan of a steelyard of pressure sensor, loading (can be understood as in pan of a steelyard and freight) in the truck body, (this weight can be set to zero by the adjusting of data handler to the weight of " pan of a steelyard ", the result be exactly the above weight of pan of a steelyard be the actual weight of goods) add that the weight of the goods of loading onto responded to by " pan of a steelyard " pressure sensor down, induced signal is read by telltale after by data handler, finishes and weighs, the purpose of check weighing.
Advantage is: 1, avoid sensor and weighting platform direct contact, avoided the unnecessary consumption of sensor, prolonged sensor service life; 2, simple in structure, low cost of manufacture is easy to promote.
Description of drawings
Fig. 1 is railway carriage, crossbeam, leaf spring, vehicle bridge structural representation;
Fig. 2 is A---the state profile of A;
Fig. 3 is a structural representation of the present utility model;
Fig. 4 is the structural representation of the utility model embodiment 2;
Fig. 5 is the structural representation of the utility model embodiment 3;
Fig. 6 is the structural representation of the utility model embodiment 4;
Fig. 7 is the hydraulic control system principle schematic;
Fig. 8 is an electronics balance system principle schematic.
The specific embodiment
Among the figure, 1 is vehicle bridge, and 2 is the leaf spring group, and 3 is railway carriage, and 4 is crossbeam, and 5 is jack, and 6 is pressure sensor, and 7 is leaf spring group backing plate, and 8 is the crossbeam arm of force.
In Fig. 1,2,3, an end that has the hydraulic actuating cylinder 5 of sensor 6 places crossbeam 4 sides, is clipped between leaf spring backing plate 7 and the railway carriage 3, and is fixed on the leaf spring backing plate 7, also can be fixed on the railway carriage 3.
In Fig. 4, an end that has the hydraulic actuating cylinder 5 of sensor 6 places leaf spring group 2 sides, is clipped between crossbeam 4 and the vehicle bridge 1, and is fixed on the vehicle bridge 1, also can be fixed on the crossbeam 4.
In Fig. 5, an end that has the hydraulic actuating cylinder 5 of sensor 6 places crossbeam 4 sides, is clipped between railway carriage 3 and the vehicle bridge 1, and is fixed on the vehicle bridge 1, also can be fixed on the vehicle bridge 3.
In Fig. 6, big beam arm 8 place leaf spring backing plate 7 directly over, the below of railway carriage 3, and be fixed on the crossbeam 4 by screw, its vertical face cutaway view is " T " font.One end of hydraulic actuating cylinder 5 places crossbeam 4 outsides, is clipped between big beam arm 8 and the leaf spring backing plate 7, and is fixed on the leaf spring backing plate 7, also can be fixed on the big beam arm 8.
Among Fig. 7, hydraulic efficiency pressure system comprises hydraulic actuating cylinder, hydraulic control one-way valve, solenoid directional control valve, by pass valve, Hydraulic Pump, and fuel tank etc. are formed hydraulic circuit, and hydraulic actuating cylinder is connected in parallel on the oil circuit, by solenoid directional control valve control, all be connected in series a hydraulic control one-way valve on the both sides oil circuit of hydraulic actuating cylinder respectively; Pressure sensor is fixed on the hydraulic actuating cylinder.
Among Fig. 8, the electronics balance system is made up of pan of a steelyard, pressure sensor, data handler and telltale, and pressure sensor is linked on the data handler.
Pressure sensor also can be connected with hydraulic actuating cylinder by the oil circuit pipe on the hydraulic actuating cylinder, and the oil pressure of oil circuit pipe is directly passed to pressure sensor induction, and induced signal is read by telltale after by data handler, finish weigh, the purpose of check weighing.
In the process of the installation of reality and use, a hydraulic actuating cylinder and a pressure sensor are difficult to play the weighing effect, and in the utility model, hydraulic actuating cylinder can be linked on the oil circuit respectively by 2 to 8 hydraulic actuating cylinder groups of forming.
In the utility model, sensor can be linked on the data handler after the parallel connection of pressure sensor group by 2 to 8 sensor groups of forming.
The utility model utilization be the retractility of hydraulic actuating cylinder under fluid control, sensor is fixed in hydraulic actuating cylinder one end, allow sensor with the stretching and advance of hydraulic actuating cylinder, contract and move back (when weighing, stretch, need not, stand-by or use up after contract).
In use is in the process, loading (can be understood as in pan of a steelyard and freight) in the truck body, the hydraulic actuating cylinder group ejects from sleeve at the fluid control lower piston, withstand weighting platform, bear the heavy burden of weighting platform and the vehicle body more than the weighting platform fully until the hydraulic actuating cylinder group, i.e. this moment, the pressure sensor pan of a steelyard under (pressure sensor on the hydraulic actuating cylinder just) is responded to, induced signal is read by telltale after by data handler, finishes the purpose of check weighing; Finish when task and to shut switch, Hydraulic Pump just quits work, and hydraulic oil is got back to petrol storage tank through distributing valve.
Claims (7)
1. vehicle body weighing apparatus that is used for measuring self load carrying ability, comprise electronics balance system and hydraulic efficiency pressure system, it is characterized in that: hydraulic efficiency pressure system comprises hydraulic actuating cylinder, hydraulic control one-way valve, solenoid directional control valve, by pass valve, Hydraulic Pump, fuel tanks etc. are formed hydraulic circuit, hydraulic actuating cylinder is connected in parallel on the oil circuit, by solenoid directional control valve control, all be connected in series a hydraulic control one-way valve on the both sides oil circuit of hydraulic actuating cylinder respectively; One end of hydraulic actuating cylinder places big beam sides, is clipped between leaf spring backing plate and the railway carriage, and is fixed on the leaf spring backing plate, also can be fixed on the railway carriage; Pressure sensor is fixed on the hydraulic actuating cylinder, and links on the data handler; Sensor is connected electronics balance system, hydraulic efficiency pressure system and weighting platform.
2. vehicle body weighing apparatus according to claim 1, it is characterized in that: pressure sensor also can be communicated with hydraulic actuating cylinder by the oil circuit pipe.
3. vehicle body weighing apparatus according to claim 1, it is characterized in that: an end that has the hydraulic actuating cylinder of sensor places leaf spring group side, is clipped between crossbeam and the vehicle bridge, and is fixed on the vehicle bridge, also can be fixed on the crossbeam.
4. vehicle body weighing apparatus according to claim 1, it is characterized in that: an end that has the hydraulic actuating cylinder of sensor places the crossbeam side, is clipped between railway carriage and the vehicle bridge, and is fixed on the vehicle bridge, also can be fixed on the vehicle bridge.
5. vehicle body weighing apparatus according to claim 1 is characterized in that: an end that has the hydraulic actuating cylinder of sensor places the crossbeam outside, is clipped between big beam arm and the leaf spring backing plate, and is fixed on the leaf spring backing plate, also can be fixed on the big beam arm.
6. vehicle body weighing apparatus according to claim 1, it is characterized in that: hydraulic actuating cylinder can be linked on the oil circuit respectively by (2) to (8) the individual hydraulic actuating cylinder group of forming.
7. vehicle body weighing apparatus according to claim 1, it is characterized in that: sensor can be linked on the data handler after the parallel connection by (2) to (8) the individual sensor groups of forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200620173119XU CN201021185Y (en) | 2006-09-18 | 2006-12-17 | Bodywork weighing apparatus |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200620136715.0 | 2006-09-18 | ||
| CN200620136715 | 2006-09-18 | ||
| CNU200620173119XU CN201021185Y (en) | 2006-09-18 | 2006-12-17 | Bodywork weighing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201021185Y true CN201021185Y (en) | 2008-02-13 |
Family
ID=39088597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200620173119XU Expired - Fee Related CN201021185Y (en) | 2006-09-18 | 2006-12-17 | Bodywork weighing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201021185Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106627332A (en) * | 2016-12-16 | 2017-05-10 | 宁夏吴忠市好运电焊机有限公司 | Independent weighing system for goods vehicle |
-
2006
- 2006-12-17 CN CNU200620173119XU patent/CN201021185Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106627332A (en) * | 2016-12-16 | 2017-05-10 | 宁夏吴忠市好运电焊机有限公司 | Independent weighing system for goods vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |