CN110595590A - Two-way unbalance loading detection method for rail weighbridge - Google Patents
Two-way unbalance loading detection method for rail weighbridge Download PDFInfo
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- CN110595590A CN110595590A CN201910956214.9A CN201910956214A CN110595590A CN 110595590 A CN110595590 A CN 110595590A CN 201910956214 A CN201910956214 A CN 201910956214A CN 110595590 A CN110595590 A CN 110595590A
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- 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
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- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention relates to a rail weighbridge bidirectional unbalance loading detection method, which can effectively realize unbalance loading detection, quickly obtain detection data, give an unbalance loading alarm signal to external workers, is suitable for the blanking process of a train carriage, is also suitable for carrying out unbalance loading detection on an incoming train and has a protection effect on rails in a railway transportation system.
Description
Technical Field
The invention relates to a rail weighbridge unbalance loading technology, in particular to a rail weighbridge bidirectional unbalance loading detection method.
Background
A weighing apparatus for weighing the load of railway wagon is widely used in the fields of factory, mine, metallurgy, foreign trade and railway.
The overweight and the unbalanced load of the goods are too large, the damage to the railway is large, the unbalanced load is detected, and the unbalance load is usually observed by visual inspection in the past, so that the management is not facilitated.
Publication (bulletin) No.: CN105383505A discloses an overload and unbalanced load balance testing vehicle for rail vehicles, which uses a special device, and has a complicated technology and a troublesome structure.
The publication (announcement) number is CN204214535U, which discloses a static ultra-unbalance loading railroad track scale; the static ultra-unbalance-loading rail weighbridge is characterized by comprising a bearing table top, eight wheel weight weighing sensors and a weighing meter, wherein the eight wheel weight weighing sensors and the weighing meter are arranged below the bearing table top; the wheel weight weighing sensors are arranged corresponding to eight positions on the bearing table top for parking eight wheels of the train, and the static ultra-unbalance-loading rail weighbridge is not set up to disclose how to weigh specifically to realize unbalance-loading detection, so that the static ultra-unbalance-loading rail weighbridge is not suitable for the current situation of the industry. .
Disclosure of Invention
The invention aims to provide a method for effectively and quickly detecting whether a carriage passing through a rail weighbridge is unbalanced-loaded or not.
A rail weighbridge bidirectional unbalance loading detection method comprises the following steps:
blanking and statically weighing when the wagon box to be weighed reaches the rail weighbridge;
under the traction of a traction rope, the carriage moves slowly, and when the whole carriage is positioned on the weighing rail, the car number identifier triggers the data collector to weigh;
when a vehicle passes through the weighing rail, a weighing sensor below the weighing rail acquires data and uploads the data to an industrial personal computer, and overload and unbalance-load weighing management software installed on the industrial personal computer performs further data analysis and display and alarms for unbalance-load values;
a car number recognizer is arranged below each car box, a data collector and a weighing sensor below the weighing rail are correspondingly arranged in front of the weighing rail.
Further, the track below is provided with 8 weighing sensor, is first sensor, second sensor, third sensor, fourth sensor, fifth sensor, sixth sensor, seventh sensor and eighth sensor respectively, all is column type gravity weighing sensor, arranges: the first sensor, the third sensor, the fifth sensor and the seventh sensor are arranged on one rail; the second sensor, the fourth sensor, the sixth sensor and the eighth sensor are arranged on the other rail, the first sensor and the second sensor correspond in position, the third sensor and the fourth sensor correspond in position, the fifth sensor and the sixth sensor correspond in position, and the seventh sensor and the eighth sensor correspond in position; the weighing sensors are respectively connected to an industrial personal computer; the weight data obtained by the first sensor, the second sensor, the third sensor, the fourth sensor, the fifth sensor, the sixth sensor, the seventh sensor and the eighth sensor are respectively LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8, and all the weight data are transmitted to the overload and unbalanced load weighing management software.
Furthermore, the overload and unbalance load weighing management software has a logic judgment function and gives an alarm, when the total weight accumulation of the LC1, the LC2, the LC3, the LC4, the LC5, the LC6, the LC7 and the LC8 is more than or equal to 84 tons, the overload and unbalance load weighing management software does not work, and the total weight accumulation is less than or equal to 50 tons.
Further, when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is accumulated to 68-84 tons, the weights of LC1, LC2, LC3 and LC4 and LC5, LC6, LC7 and LC8 are respectively accumulated, when the accumulated weight deviation is more than or equal to 1 ton, a front and rear unbalance alarm "1 a" is given, the weights of LC1, LC3 and LC2 and LC4 are respectively accumulated, and when the accumulated weight deviation is more than or equal to 0.5 ton, a left and right unbalance alarm "1 b" is given.
Further, when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is accumulated to 68-84 tons, the weight of 'LC 5, LC 7' and 'LC 6, LC 8' are respectively accumulated, when the accumulated weight deviation is more than or equal to 0.5 ton, a left-right imbalance alarm '2 b' is given, when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is accumulated to 50-68 tons, the weight of 'LC 1, LC2, LC3, LC 4' and 'LC 5, LC6, LC7 and LC 8' are respectively accumulated, and when the accumulated weight deviation is more than or equal to 2 tons, a front-back imbalance alarm '2 a' is given;
further, when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is accumulated to 68-84 tons, the weights of 'LC 1, LC3, LC5 and LC 7' and 'LC 2, LC4, LC6 and LC 8' are respectively accumulated, and when the accumulated weight deviation is more than or equal to 1 ton, a left-right heavy weight alarm '3 b' is given;
further, when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is accumulated to 50-68 tons, the weights of LC1 and LC3 and LC2 and LC4 are respectively accumulated, and when the accumulated weight deviation is more than or equal to 1 ton, a left-right overweight alarm is given as '4 b';
further, when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is accumulated to 50-68 tons, the weights of LC5 and LC7 and LC6 and LC8 are respectively accumulated, and when the accumulated weight deviation is more than or equal to 1 ton, a left-right overweight alarm is given as '5 b';
further, when the total weight of the LC1, the LC2, the LC3, the LC4, the LC5, the LC6, the LC7 and the LC8 is accumulated to 50-68 tons, the weights of the LC1, the LC3, the LC5 and the LC7 and the weights of the LC2, the LC4, the LC6 and the LC8 are respectively accumulated, and when the accumulated weight deviation is more than or equal to 2 tons, a left-right imbalance alarm is given to be '6 b'.
The electronic track scale for the bidirectional unbalance loading detection method comprises a first integral foundation pit (1), a second integral foundation pit (2) and an industrial personal computer (4), and further comprises a transition foundation 6 arranged between the first integral foundation pit (1) and the second integral foundation pit (2), wherein the first integral foundation pit (1) and the second integral foundation pit (2) have the same structure, and the first integral foundation pit (1) comprises a weighing sensor, a weighing rail butted with a common rail, a scale body arranged below the weighing rail and the weighing sensor arranged below the scale body; ordinary rail is that two single tracks constitute, and correspondingly, the weighing rail has two, and the balance body has two, and every balance body below is provided with a weighing sensor, sets up an entity basis in the weighing sensor below, and all weighing sensors are connected to the industrial computer, connect data collection station, set up the car number recognizer in the carriage below, and the junction of weighing rail and ordinary rail sets up the transition rail.
According to the method and the equipment, the unbalance loading detection can be effectively realized, the detection data can be quickly obtained, and an unbalance loading alarm signal is given to external workers.
Drawings
FIG. 1 is a schematic view of a load cell layout.
Fig. 2 is a schematic diagram of an electronic rail scale.
Fig. 3 is a schematic diagram of a transition base.
Fig. 4 is a top view of the electronic railroad track scale.
Detailed Description
The present invention will be described in detail below with reference to specific embodiments and the accompanying drawings.
A rail weighbridge bidirectional unbalance loading detection method comprises the following steps:
1. blanking and statically weighing when the wagon box to be weighed reaches the rail weighbridge;
2. under the traction of a traction rope, the carriage moves slowly, and when the whole carriage is positioned on the weighing rail, the car number identifier triggers the data collector to weigh;
3. when a vehicle passes through the weighing rail, a weighing sensor below the weighing rail acquires data and uploads the data to an industrial personal computer, and overload and unbalance-load weighing management software installed on the industrial personal computer performs further data analysis and display and alarms for unbalance-load values;
the traction rope refers to a rope at the connection part of the train carriage.
The blanking refers to putting goods into a car box.
The car number recognizer is arranged below each car box, and the data collector is correspondingly arranged on the rail weighbridge.
Specifically, the track below is provided with 8 weighing sensor, is first sensor, second sensor, third sensor, fourth sensor, fifth sensor, sixth sensor, seventh sensor and eighth sensor respectively, all is column type gravity weighing sensor, arranges: the first sensor, the third sensor, the fifth sensor and the seventh sensor are arranged on one rail; the second sensor, the fourth sensor, the sixth sensor and the eighth sensor are arranged on the other rail, the first sensor and the second sensor correspond in position, the third sensor and the fourth sensor correspond in position, the fifth sensor and the sixth sensor correspond in position, and the seventh sensor and the eighth sensor correspond in position; the weighing sensors are respectively connected to an industrial personal computer; the weight data obtained by the first sensor, the second sensor, the third sensor, the fourth sensor, the fifth sensor, the sixth sensor, the seventh sensor and the eighth sensor are respectively LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8, as shown in FIG. 1, and all the weight data are transmitted to the overload and unbalance-load weighing management software.
Specifically, the overload and unbalance-load weighing management software has a logic judgment function and gives an alarm, when the total weight accumulation of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is more than or equal to 84 tons, an overload alarm is given, the total weight accumulation is less than or equal to 50 tons, the overload and unbalance-load weighing management software does not work, and when the weight is too small, unbalance-load detection is not needed.
Specifically, when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is accumulated for 68-84 tons, the weights of LC1, LC2, LC3 and LC4 and LC5, LC6, LC7 and LC8 are respectively accumulated, when the accumulated weight deviation is more than or equal to 1 ton, a front-back unbalance alarm is given as "1 a", the weights of LC1, LC3 and LC2 and LC4 are respectively accumulated, and when the accumulated weight deviation is more than or equal to 0.5 ton, a left-right unbalance alarm is given as "1 b".
Specifically, when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is accumulated for 68-84 tons, the weights of 'LC 5, LC 7' and 'LC 6, LC 8' are respectively accumulated, when the accumulated weight deviation is more than or equal to 0.5 tons, a left-right unbalance alarm '2 b' is given, when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is accumulated for 50-68 tons, the weights of 'LC 1, LC2, LC3, LC 4' and 'LC 5, LC6, LC7 and LC 8' are respectively accumulated, and when the accumulated weight deviation is more than or equal to 2 tons, a front-back unbalance alarm '2 a' is given, namely a front-back unbalance alarm;
specifically, when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is accumulated to 68-84 tons, the weights of 'LC 1, LC3, LC5 and LC 7' and 'LC 2, LC4, LC6 and LC 8' are respectively accumulated, when the accumulated weight deviation is more than or equal to 1 ton, a left and right unbalance weight alarm '3 b' is given, a left and right unbalance load alarm is given, and when the weight is large, the deviation value allowance can be slightly larger;
specifically, when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is accumulated to 50-68 tons, the weights of LC1 and LC3 and LC2 and LC4 are respectively accumulated, and when the accumulated weight deviation is more than or equal to 1 ton, a left-right imbalance alarm 4b is given, and front-back imbalance is given;
specifically, when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is accumulated to 50-68 tons, the weights of LC5 and LC7 and LC6 and LC8 are respectively accumulated, and when the accumulated weight deviation is more than or equal to 1 ton, a left-right imbalance alarm is given as '5 b';
specifically, when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is 50-68 tons, the weights of LC1, LC3, LC5 and LC7 and LC2, LC4, LC6 and LC8 are respectively accumulated, and when the accumulated weight deviation is more than or equal to 2 tons, a left-right overweight alarm is given as '6 b'.
The alarm signal refers to a specific eye-catching character displayed on the industrial personal computer, and can also be a broadcasted voice or other signal indication.
The concept of two-way detection is that the train enters the same from both the front and back directions.
The invention can be used for static weighing and dynamic weighing because the response speed of the existing sensor is higher. Provided that the truck is traveling at a slow speed.
An electronic railroad track scale for realizing a bidirectional unbalance loading detection method, as shown in fig. 1-4, shows a basic structure, and comprises a first integral foundation pit 1, a second integral foundation pit 2 and an industrial personal computer 4, and further comprises a transition foundation 6 arranged between the first integral foundation pit 1 and the second integral foundation pit 2, wherein the first integral foundation pit 1 and the second integral foundation pit 2 have the same structure, the first integral foundation pit 1 comprises a weighing rail 12 butted with a common rail, a scale body 11 arranged below the weighing rail, and a weighing sensor 14 arranged below the scale body 11; ordinary rail 7 is that two single tracks constitute, and correspondingly, weighing rail 12 has two, and balance body 11 below sets up 4 weighing sensor, sets up an entity basis 15 in the weighing sensor below, and all weighing sensor are connected to industrial computer 4, connects data collection station 5, sets up the car number recognizer in the carriage below, and when the car number recognizer passed through data collection station 5, data collection station 5 gave industrial computer 4 signals.
The scale body 11 is provided with a pull rod in the longitudinal direction and the transverse direction, which are connected with the weighing rail 12, the first pull rod 13 and the second pull rod 18 are respectively used for fixing the weighing rail 12, so that the weighing rail is not easy to deviate on the scale body, and the pull rods have an adjusting function, so that the direction of the weighing rail 12 can be adjusted when necessary.
The set-up in the second integral foundation pit 2 is the same as the set-up in the first integral foundation pit 1.
Referring to fig. 1, there are two scale bodies, namely, a scale body 11 and a second scale body 21, which are used for respectively bearing wheels of a carriage.
The rail passing device 16 is arranged at the joint of the weighing rail 12 and the common rail 7, so that the whole rail is more smoothly connected.
Below the ordinary rail 7 is a sleeper 7 a.
The data collector 5 is arranged at the middle position of the track on the transition base 6.
The car number recognizer records the information of the car and is a general car marking method.
The industrial personal computer 4 is connected with the weighing sensor through a connecting wire 4a, and a junction box 4b is arranged on the connecting wire.
The total length M of the track scale is the sum of the lengths of the first integral foundation pit 1, the second integral foundation pit 2 and the transition foundation 6.
Referring to fig. 4, which shows a top view, the scale body 11 has a width greater than that of the track itself, so that the entire scale body 11 is more easily compatible with the environment.
The method provided by the invention can be used when the carriage is loaded, and the carriage is loaded and weighed at the same time, so that whether the unbalance loading is carried out after the loading can be known in real time, and if the unbalance loading can be rapidly adjusted.
The method can also be used as an additional detection means for the cargoes in the carriage, namely, the unbalanced loading detection is carried out on the cargoes which progress.
According to the method, the unbalance loading detection can be effectively realized, the detection data can be quickly obtained, and a reasonable alarm can be given, so that the method can be directly applied to the existing railway freight system.
It should be noted that the system is still effective when the numerical index in the present invention is modified by 10%, so it is considered that the simple modification still falls within the protection scope of the present invention.
While the invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not to be limited to the disclosed embodiment, but on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.
Claims (9)
1. A rail weighbridge bidirectional unbalance loading detection method comprises the following steps:
blanking and statically weighing when the wagon box to be weighed reaches the rail weighbridge;
under the traction of a traction rope, the carriage moves slowly, and when the whole carriage is positioned on the weighing rail, the car number identifier triggers the data collector to weigh;
when a vehicle passes through the weighing rail, a weighing sensor below the weighing rail acquires data and uploads the data to an industrial personal computer, and overload and unbalance-load weighing management software installed on the industrial personal computer performs further data analysis and display and alarms for unbalance-load values;
it is characterized in that a car number recognizer is arranged below each section of the car box, and a data acquisition unit is correspondingly arranged in front of the weighing rails.
2. The rail weighbridge bidirectional unbalance loading detection method according to claim 1, characterized in that 8 weighing sensors are arranged below the weighing rail, wherein the weighing sensors are respectively a first sensor, a second sensor, a third sensor, a fourth sensor, a fifth sensor, a sixth sensor, a seventh sensor and an eighth sensor, and are column type gravity weighing sensors, and are arranged as follows: the first sensor, the third sensor, the fifth sensor and the seventh sensor are arranged on one weighing rail; the second sensor, the fourth sensor, the sixth sensor and the eighth sensor are arranged on the other weighing rail, the first sensor and the second sensor correspond in position, the third sensor and the fourth sensor correspond in position, the fifth sensor and the sixth sensor correspond in position, and the seventh sensor and the eighth sensor correspond in position; the weighing sensors are respectively connected to an industrial personal computer; the weight data obtained by the first sensor, the second sensor, the third sensor, the fourth sensor, the fifth sensor, the sixth sensor, the seventh sensor and the eighth sensor are respectively LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8, and all the weight data are transmitted to the overload and unbalanced load weighing management software.
3. The rail balance bidirectional unbalance loading detection method according to claim 2, wherein the overload and unbalance loading weighing management software has a judgment logic function and gives an alarm, when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is more than or equal to 84 tons, the overload and unbalance weighing management software is out of operation, and the total weight is less than or equal to 50 tons.
4. The rail balance bidirectional unbalance loading detection method according to claim 3, characterized in that when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is accumulated for 68-84 tons, the weights of "LC 1, LC2, LC3 and LC 4" and "LC 5, LC6, LC7 and LC 8" are respectively accumulated, when the accumulated weight deviation is more than or equal to 1 ton, the front-back unbalance-weight alarm "1 a" is given, the weights of "LC 1 and LC 3" and "LC 2 and LC 4" are respectively accumulated, and when the accumulated weight deviation is more than or equal to 0.5 ton, the left-right unbalance-weight alarm "1 b" is given.
5. The rail balance bidirectional unbalance loading detection method according to claim 3, characterized in that when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is accumulated for 68-84 tons, the weights of "LC 5, LC 7" and "LC 6 and LC 8" are respectively accumulated, when the accumulated weight deviation is more than or equal to 0.5 tons, a left-right unbalance alarm "2 b" is given, when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is 50-68 tons, the weights of "LC 1, LC2, LC3 and LC 4" and "LC 5, LC6, LC7 and LC 8" are respectively accumulated, and when the accumulated weight deviation is more than or equal to 2 tons, a front-back unbalance alarm "2 a" is given.
6. The rail weighbridge bidirectional unbalance loading detection method according to claim 3,
when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is accumulated to 68-84 tons, the weights of LC1, LC3, LC5, LC7 and LC2, LC4, LC6 and LC8 are respectively accumulated, and when the accumulated weight deviation is more than or equal to 1 ton, a left-right imbalance alarm is given as '3 b'.
7. The rail balance bidirectional unbalance loading detection method according to claim 3, characterized in that when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is accumulated to 50-68 tons, the weights of LC1, LC3 and LC2 and LC4 are respectively accumulated, and when the accumulated weight deviation is more than or equal to 1 ton, a left-right unbalance weight alarm is given as '4 b'.
8. The rail balance bidirectional unbalance loading detection method according to claim 3, characterized in that when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is accumulated to 50-68 tons, the weights of LC5, LC7 and LC6 and LC8 are respectively accumulated, and when the accumulated weight deviation is more than or equal to 1 ton, a left-right unbalance weight alarm is given as '5 a'.
9. The rail balance bidirectional unbalance loading detection method according to claim 3, characterized in that when the total weight of LC1, LC2, LC3, LC4, LC5, LC6, LC7 and LC8 is accumulated to 50-68 tons, the weights of "LC 1, LC3, LC5 and LC 7" and "LC 2, LC4, LC6 and LC 8" are respectively accumulated, and when the accumulated weight deviation is more than or equal to 2 tons, a left-right unbalance weight alarm is given as "6 a".
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910956214.9A CN110595590A (en) | 2019-10-10 | 2019-10-10 | Two-way unbalance loading detection method for rail weighbridge |
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| CN201910956214.9A CN110595590A (en) | 2019-10-10 | 2019-10-10 | Two-way unbalance loading detection method for rail weighbridge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112284503A (en) * | 2020-09-30 | 2021-01-29 | 锦州中理外轮理货有限公司 | Intelligent judgment method and device for vehicle parking state in static railroad track scale overbalance |
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