CN215726248U - Multifunctional tank car liquid level indicating device and tank car - Google Patents

Abstract

The utility model relates to a multifunctional tank car liquid level indicating device, which comprises a sleeve and a liquid level measuring mechanism, wherein the top of the sleeve is provided with an opening which penetrates through the inside and the outside, and the bottom of the sleeve is provided with an oil liquid inlet which penetrates through the inside and the outside; the liquid level measuring mechanism is arranged in the sleeve, the upper end of the liquid level measuring mechanism penetrates through the opening and extends out of the sleeve, and the liquid level measuring mechanism can float up and down under the action of oil buoyancy in the sleeve. The tank car alarm device has the beneficial effects of simple structure, reasonable design, capability of measuring the liquid level of the tank car in real time so as to be convenient for a worker to observe, capability of measuring the alarm liquid level of the tank car and giving an alarm so as to remind the worker in time, multiple functions and strong practicability.

Description

Multifunctional tank car liquid level indicating device and tank car

Technical Field

The utility model relates to the technical field of tank cars, in particular to a multifunctional tank car liquid level indicating device and a tank car.

Background

The tank car is also called a tank truck, a mobile refueling truck, a computer tax control refueling truck, an oil guiding tank truck, an oil loading truck, an oil transporting truck, an oil pulling truck, an oil transporting truck or an edible oil transporting truck, and is mainly used for transporting and storing derivatives of petroleum (petroleum products such as gasoline, diesel oil, crude oil, lubricating oil, coal tar and the like).

At present, a liquid level display device is generally not arranged on a normal-pressure tank car, the liquid level of the tank car cannot be visually judged, and the phenomena of overload and overflow are easy to occur; in addition, the overflow-preventing probe is generally used for detecting the liquid level of the tank car, the tank car is cut off through the interlocking control electro-hydraulic valve, but the specific position of the overflow-preventing probe cannot be quantized and fixed, and the overflow-preventing probe is triggered to cause abnormal triggering interlocking stop due to condensation of material steam in the loading process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a multifunctional tank car liquid level indicating device and a tank car, and aims to solve the problems in the prior art.

The technical scheme for solving the technical problems is as follows:

a multifunctional tank car liquid level indicating device comprises a sleeve and a liquid level measuring mechanism, wherein the top of the sleeve is provided with an opening which penetrates through the inside and the outside, and the bottom of the sleeve is provided with an oil liquid inlet which penetrates through the inside and the outside; the liquid level measuring mechanism is arranged in the sleeve, the upper end of the liquid level measuring mechanism penetrates through the opening and extends out of the sleeve, and the liquid level measuring mechanism can float up and down under the action of oil buoyancy in the sleeve.

The utility model has the beneficial effects that: when in use, the sleeve is arranged at the oil filling port of the tank wagon, and the lower part of the sleeve extends into the tank body of the tank wagon; in addition, the opening at the top of the sleeve is convenient for oil to enter the sleeve from the oil inlet; during the detection, when the internal fluid of jar reached certain volume, in partial fluid passed through the fluid entry and got into the cover pipe, and liquid level measurement mechanism floated under the effect of fluid buoyancy, and liquid level measurement mechanism's upper end is passed the opening and is extended to the cover outside of the tubes, and the internal liquid level of jar is observed to the position that staff's accessible liquid level measurement mechanism's upper end extended to the cover outside of the tubes, conveniently observes, avoids appearing the phenomenon of fluid excess or overflow, convenient to use. The tank car liquid level measuring device is simple in structure, reasonable in design, capable of measuring the liquid level of a tank car in real time so as to be convenient for workers to observe, convenient to observe, capable of avoiding the phenomenon of oil liquid excess or overflow, convenient to use and high in practicability.

On the basis of the technical scheme, the utility model can be further improved as follows.

Further, the liquid level measurement mechanism includes scale and float, the scale is located float's top, its lower extreme with float fixed connection, the vertical upwards of upper end pass the opening and extend to outside the cover pipe.

The beneficial effects of adopting above-mentioned further scheme are that during the measurement, fluid produces ascending buoyancy to showy when having fluid in the sleeve pipe for it shifts up to float the piece drive scale, and the staff leaks the position outside the sleeve pipe through observing the scale and can judge the internal fluid liquid level of jar, and it is convenient to observe, can effectively avoid appearing the phenomenon of fluid excess or overflow, and the oiling is convenient.

Furthermore, a limiting piece is fixedly mounted at the top inside the sleeve, a through hole is formed in the position, corresponding to the position below the opening, of the limiting piece, and the upper end of the scale sequentially penetrates through the through hole and the opening and extends out of the sleeve; the size of the floating piece is larger than that of the through hole.

The beneficial effect who adopts above-mentioned further scheme is when measuring, when the internal fluid of jar is annotated soon and is filled up, the intraductal fluid of cover reaches higher liquid level this moment, and floats this moment the piece come-up to contact with the locating part, can carry on spacingly to the floating piece through the locating part, avoids floating piece direct action to the sheathed tube roof and damages the sleeve pipe, extension sheathed tube life.

Furthermore, the space in the sleeve is divided into a measuring cavity and an alarm cavity by a partition plate from inside to outside, the opening and the oil inlet are respectively positioned at the top and the bottom of the measuring cavity, and the bottom of the partition plate is provided with a first circulation port communicated with the measuring cavity and the alarm cavity; the liquid level measuring mechanism is located in the measuring cavity, and the anti-overflow alarm mechanism is installed in the alarm cavity.

The liquid level measuring device has the advantages that during measurement, the liquid level in the measuring cavity is measured through the liquid level measuring mechanism, so that the liquid level in the tank body is judged; simultaneously, measure the liquid level of warning intracavity through anti-overflow alarm mechanism to judge whether the internal fluid liquid level of jar reaches liquid level threshold value department, report to the police when the internal fluid liquid level of jar reaches liquid level threshold value department, in time remind the staff to stop to jar internal injection fluid, avoid taking place fluid overflow phenomenon.

Furthermore, the bottom edge of the sleeve extends downwards to form an extension part, the oil inlet is positioned at the bottom of the extension part, and the upper part of the extension part is provided with a second circulation port communicated with the measurement cavity; and a buffer mechanism is arranged in the extension part.

The beneficial effects of adopting above-mentioned further scheme are that simple structure, reasonable in design cushions the fluid that gets into in the cover pipe through buffer gear during the measurement, avoids fluid to lead to fluid to float great owing to pour into fluid into, guarantees to measure the intracavity and keep steady with warning intracavity liquid level to guarantee that level measurement mechanism shifts up steadily, improve the accuracy that level measurement mechanism and anti-overflow alarm mechanism measured.

Further, the anti-overflow alarm mechanism comprises a controller and a probe, wherein the probe is arranged in the alarm cavity, is in communication connection with the controller and is used for measuring the liquid level in the measurement cavity.

The beneficial effect who adopts above-mentioned further scheme is that during the measurement, through the liquid level of probe measurement warning intracavity, when the liquid level of warning intracavity reached the liquid level threshold value, showed that jar internal fluid has been filled, the probe sends the signal transmission who corresponds for the controller this moment, and the staff is in time reminded through the mode that technical staff in the field can think.

The overflow-proof alarm mechanism further comprises a platform, wherein the platform is fixedly arranged at the upper part in the alarm cavity and divides the alarm cavity into an upper cavity and a lower cavity from top to bottom, and a plurality of small holes penetrating through the platform from top to bottom are formed in the platform; the probe is located within the upper cavity.

The beneficial effects of adopting above-mentioned further scheme are that simple structure, reasonable in design further cushions the fluid in the warning intracavity through the platform for the fluid liquid level in the warning intracavity keeps steady, improves probe measuring accuracy.

Further, the anti-overflow alarm mechanism further comprises an alarm, wherein the alarm is in communication connection with the controller and is used for giving an alarm when the liquid level detected by the probe exceeds a liquid level threshold value.

The beneficial effects of adopting above-mentioned further scheme are that during the measurement, through the liquid level of probe measurement warning intracavity, when the liquid level of warning intracavity reaches the liquid level threshold value, show that jar internal fluid has been filled, the probe sends the signal transmission who corresponds for the controller this moment, and the controller sends alarm command to the alarm, and the alarm reports to the police and in time reminds the staff, and the staff in time stops to the internal oiling of jar, avoids the overflow phenomenon.

Further, a fixing mechanism is fixedly installed on the sleeve, and the fixing mechanism is used for detachably installing the sleeve at an oil filling port of the tank car.

The technical scheme has the advantages that during measurement, the sleeve is manually fixed at the oil filling port through the fixing mechanism, so that liquid level measurement and anti-overflow alarm can be conveniently carried out in the oil filling process; after the liquid injection is finished, the sleeve is manually detached; and repeating the operation to realize the oil injection of the plurality of tank cars.

The utility model also relates to a tank wagon, which comprises a tank body, wherein the top of the tank body is provided with an oil injection port; the multifunctional tank car liquid level indicating device is further included, and the sleeve is detachably mounted at the oil filling port.

The tank car has the advantages that the tank car is simple in structure and reasonable in design, liquid level of the tank car can be measured in real time so that workers can observe the liquid level conveniently, alarm liquid level of the tank car can be measured and an alarm can be given, the workers can be reminded timely, and the tank car is multifunctional and high in practicability.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a circuit block diagram of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a sleeve; 2. a scale; 3. a float member; 4. a limiting member; 5. a measurement cavity; 6. an alarm chamber; 7. an extension portion; 8. a controller; 9. a probe; 10. a platform; 11. an alarm; 12. a buffer plate; 13. a fixed cylinder; 14. a positioning member.

Detailed Description

The principles and features of this invention are described in connection with the drawings and the detailed description of the utility model, which are set forth below as examples to illustrate the utility model and not to limit the scope of the utility model.

As shown in fig. 1 and 2, the utility model provides a multifunctional tank car liquid level indicating device, which comprises a sleeve 1 and a liquid level measuring mechanism, wherein the top of the sleeve 1 is provided with an opening which penetrates through the inside and the outside, and the bottom of the sleeve 1 is provided with an oil inlet which penetrates through the inside and the outside; the liquid level measuring mechanism is arranged in the sleeve 1, the upper end of the liquid level measuring mechanism penetrates through the opening to extend out of the sleeve 1, and the liquid level measuring mechanism can float up and down under the action of oil buoyancy in the sleeve 1. When in use, the sleeve 1 is arranged at an oil filling port of the tank wagon, and the lower part of the sleeve extends into a tank body of the tank wagon; in addition, the opening at the top of the sleeve 1 is convenient for oil to enter the sleeve 1 from the oil inlet; when detecting, when the internal fluid of jar reached certain volume, partial fluid passes through in the fluid entry gets into sleeve pipe 1, and liquid level measurement mechanism floats under the effect of fluid buoyancy, and liquid level measurement mechanism's upper end is passed the opening and is extended to outside sleeve pipe 1, and staff's accessible liquid level measurement mechanism's upper end extends to the internal liquid level of jar of position observation outside sleeve pipe 1, conveniently observes, avoids appearing the phenomenon of fluid excess or overflow, convenient to use. The tank car liquid level measuring device is simple in structure, reasonable in design, capable of measuring the liquid level of a tank car in real time so as to be convenient for workers to observe, convenient to observe, capable of avoiding the phenomenon of oil liquid excess or overflow, convenient to use and high in practicability.

Example 1

On the basis of the above structure, in the present embodiment, the shape of the sleeve 1 is preferably matched with the shape of the oil filling opening, for example, when the oil filling opening may be a circular hole, the sleeve 1 is preferably a circular pipe; the oil filling opening can also be a rectangular hole, in which case the sleeve 1 is preferably a rectangular tube.

Example 2

On the basis of embodiment 1, in this embodiment, the liquid level measuring mechanism includes a scale 2 and a floating member 3, the scale 2 is located above the floating member 3, the lower end of the scale is fixedly connected with the floating member 3, and the upper end of the scale vertically penetrates through the opening upwards and extends out of the casing 1. During the measurement, fluid produces ascending buoyancy to showy piece 3 when having fluid in the sleeve pipe 1 for it shifts up to float piece 3 drive scale 2, and the staff leaks through observing scale 2 and can judge the internal fluid liquid level of jar at sleeve pipe 1 outer position, and it is convenient to observe, can effectively avoid appearing the phenomenon of fluid excess or overflow, and the oiling is convenient.

Example 3

In addition to embodiment 2, in this embodiment, the scale 2 is preferably a bar scale having scale marks along the length direction thereof.

Based on above-mentioned scheme, jar body oiling in-process, the operation that corresponds is carried out to staff's accessible observation scale 2's position, specifically is:

(1) when the upper part of the scale 2 extends out of the sleeve 1, the tank car can be visually judged to be at a safe liquid level, and the tank car can be continuously loaded;

(2) when the middle part of the scale 2 extends out of the sleeve 1, the tank wagon is at the alarm liquid level, and a worker checks and confirms the loading amount of the tank wagon to prepare for stopping loading;

(3) when the lower part of the scale 2 extends out of the sleeve 1, the tank car is at a dangerous liquid level, and the loading is stopped immediately.

Example 4

On the basis of any one of embodiments 2 to 3, in this embodiment, the float is preferably selected as the floating member 3, the structure is simple, the floating member has better buoyancy, and the scale 2 can be driven to float upwards under the action of oil buoyancy, so that a worker can directly observe the liquid level in the tank car.

Based on the scheme, when oil is injected, the sleeve 1 is arranged at the oil injection port, and the lower end of the sleeve extends vertically downwards; when the liquid level in the tank wagon arrived and sets for the liquid level (the staff is known), just can get into the sleeve pipe 1 through the fluid entry to fluid when continuing to inject fluid in to the tank wagon in, the staff can judge the liquid level in the sleeve pipe 1 according to the length of scale 2 and the height of float to according to the liquid level in these two liquid level audio-visual judgments tank wagon.

Example 5

In addition to embodiment 4, in this embodiment, the float is preferably a rectangular body structure, which has a large base area with the oil, so as to ensure that the float can stably float on the oil surface, thereby improving the measurement accuracy.

In addition to the embodiments described above, the float may take other shapes, such as a cylindrical shape, or other suitable geometric shape.

Example 6

On the basis of the above embodiments, in this embodiment, a limiting member 4 is fixedly mounted at the top inside the casing 1, a through hole is formed in the limiting member 4 at a position corresponding to the lower side of the opening, and the upper end of the scale 2 sequentially passes through the through hole and the opening and extends out of the casing 1; the size of the float 3 is larger than the size of the through hole. During the measurement, when the internal fluid of jar was filled soon, the fluid in the sleeve pipe 1 reached higher liquid level this moment, and 3 come-up of float this moment to contact with locating part 4, can carry on spacingly to float 3 through locating part 4, avoid float 3 direct action on sleeve pipe 1's roof and damage sleeve pipe 1, extension sleeve pipe 1's life.

When the stop 4 is not provided, the float 3 will act directly on the top wall of the casing 1 when the liquid level in the casing 1 is high.

In addition to the above embodiments, the retaining member 4 can be replaced by other means, such as fixedly mounting a flexible protective member, such as a rubber pad, on top of the floating member 3, so as to avoid direct contact between the floating member 3 and the top wall of the casing 1.

Example 7

In addition to embodiment 6, in this embodiment, the size of the floating member 3 larger than the size of the through hole may specifically be:

when the through hole is a round hole and the floating piece 3 is a rectangular block-shaped structure, the length of the floating piece 3 is larger than the aperture of the through hole;

when the through-hole is a rectangular hole and the floating member 3 is a rectangular block-shaped structure, the length and width of the floating member 3 at this time are larger than those of the through-hole.

Example 8

On the basis of any one of embodiments 6 to 7, in this embodiment, the limiting member 4 is preferably a limiting plate, and the shape of the limiting plate is preferably matched with the shape of the bushing 1, which may specifically be:

the first scheme is as follows: when the sleeve 1 is a circular tube, the limiting member 4 is preferably an annular limiting plate, and the upper end of the scale 2 sequentially passes through a through hole in the annular limiting plate and an opening at the top of the sleeve 1.

Scheme II: when the sleeve 1 is a rectangular pipe, the limiting member 4 is preferably a rectangular limiting plate, and a through hole can be formed in the center of the rectangular limiting plate.

Example 9

On the basis of the above embodiments, in this embodiment, the space in the casing 1 is divided into the measurement chamber 5 and the alarm chamber 6 by the partition plate from inside to outside, the opening and the oil inlet are respectively located at the top and the bottom of the measurement chamber 5, and the bottom of the partition plate is provided with a first circulation port communicating the measurement chamber 5 and the alarm chamber 6; the liquid level measuring mechanism is positioned in the measuring cavity 5, and the anti-overflow alarm mechanism is arranged in the alarm cavity 6. During measurement, the liquid level in the measurement cavity 5 is measured through the liquid level measurement mechanism, so that the liquid level in the tank body is judged; simultaneously, measure the liquid level in the warning chamber 6 through anti-overflow alarm mechanism to judge whether the internal fluid liquid level of jar reachs liquid level threshold value department, report to the police when the internal fluid liquid level of jar reachs liquid level threshold value department, in time remind the staff to stop to jar internal injection fluid, avoid taking place fluid overflow phenomenon.

Example 10

On the basis of the embodiment 9, in the embodiment, the partition plate and the sleeve 1 are integrally formed, so that the structure is simple; the spacer forms a double-walled sleeve with the sleeve 1. The shape of the separator may be:

the first scheme is as follows: when the casing 1 is a circular pipe, the partition is preferably a cylindrical partition with both upper and lower ends open.

Scheme II: when the sleeve 1 is a rectangular tube, the stopper 4 is preferably a rectangular partition plate with both upper and lower ends open.

Example 11

On the basis of the embodiments 9 to 10, in this embodiment, the bottom edge of the sleeve 1 extends downward to form an extension portion 7, the oil inlet is located at the bottom of the extension portion, and the upper portion of the extension portion 7 is provided with a second flow port communicated with the measurement cavity 5; a buffer mechanism is installed in the extension portion 7. This scheme simple structure, reasonable in design cushions the fluid that gets into in the sleeve pipe 1 through buffer gear during the measurement, avoids fluid to lead to fluid to float great owing to pour into fluid into, guarantees to measure the interior liquid level of chamber 5 and warning chamber 6 and keeps steady to guarantee that liquid level measurement mechanism shifts up steadily, improve the accuracy of liquid level measurement mechanism and anti-overflow alarm mechanism measurement.

Based on the scheme, the extension part 7 extends downwards from the bottom of the sleeve 1 near the bottom edge to form a cavity, and the top of the cavity is separated from the measuring cavity 5 and the alarm cavity 6 by a partition plate.

Example 12

In addition to embodiment 11, in this embodiment, the specific structure of the extension portion 7 may be:

the first scheme is as follows: when the cannula 1 is a circular tube, the extension 7 is then preferably an annular cavity.

Scheme II: when the sleeve 1 is a rectangular tube, the extension 7 is preferably a rectangular cavity.

Example 13

In addition to any one of embodiments 11 to 12, in this embodiment, the buffering mechanism includes at least one buffering plate, the buffering plate 12 is fixedly installed in the extending portion 7, one side of the buffering plate is fixedly connected to the inner wall of one side of the extending portion 7, and a gap is left between the other side of the buffering plate and the inner wall of the other side of the extending portion 7 for oil to flow through.

Example 14

On the basis of embodiment 13, preferably, in this embodiment, the number of the buffer plates 12 is multiple, the multiple buffer plates 12 are fixedly installed in the extension portion 7 at even intervals along the vertical direction, and one side of the two adjacent buffer plates 12 fixedly connected with the extension portion 7 is alternately arranged, that is, the oil first flows through one side of the buffer plate 12 located below and then flows through the other side of the buffer plate 12 located above. According to the design scheme, the flowing direction of oil is changed in sequence through the plurality of buffer plates 12, so that the oil is buffered, the oil stably flows into the measurement cavity 5 and the alarm cavity 6, the phenomenon that the oil in the measurement cavity 5 and the alarm cavity 6 is too large in fluctuation is avoided, and the accuracy of liquid level measurement is improved.

Example 15

In the present embodiment, based on any one of embodiments 9 to 14, the anti-overflow alarm mechanism includes a controller 8 and a probe 9, and the probe 9 is disposed in the alarm chamber 6 and is in communication with the controller 8 for measuring the liquid level in the measurement chamber 5. During the measurement, measure the liquid level in the warning chamber 6 through probe 9, when the liquid level in the warning chamber 6 reached the liquid level threshold value, show that jar internal fluid has been filled, probe 9 sends the signal that corresponds for controller 8 this moment, and controller 8 is through the mode that technical staff in the field can think in time reminding the staff.

Based on the scheme, the probe 9 is connected with the controller 8 through a line, and at the moment, the top of the alarm cavity 6 is provided with a threading hole for the line to pass through.

It should be noted that, in order to ensure the controller 8 to work normally, the controller 8 is preferably installed on the top of the casing 1, and the top of the casing 1 is not contacted with the oil during detection, so as to ensure the controller 8 to work normally.

Example 16

On the basis of the embodiment 15, preferably, in the embodiment, the probe 9 is preferably arranged at the upper part of the alarm cavity 6.

Example 17

On the basis of the embodiments 15 to 16, in this embodiment, the controller 8 may have an alarm function to alarm and remind a worker; or the controller 8 is communicated with a terminal such as a mobile phone or a tablet, and an alarm prompt is displayed on the terminal.

Except the above embodiment, can also be at sleeve pipe 1's top fixed mounting display, the display is connected with 8 communication of controller, shows the liquid level, makes things convenient for the staff to observe.

Example 18

On the basis of any one of embodiments 15 to 17, in this embodiment, the anti-overflow alarm mechanism further includes a platform 10, the platform 10 is fixedly installed at an upper portion in the alarm cavity 6, and divides the alarm cavity 6 into an upper cavity and a lower cavity from top to bottom, and the platform 10 is provided with a plurality of vertically penetrating small holes; the probe 9 is located in the upper cavity. This scheme simple structure, reasonable in design further cushions the fluid in the warning chamber 6 through platform 10 for the fluid liquid level in the warning chamber 6 keeps steady, improves the accuracy that probe 9 measured.

The working principle of the scheme is as follows: on platform 10 was arranged in to probe 9, when the fluid in the tank wagon jar body was filled up, the liquid level in the warning chamber 6 reached platform 10 department this moment, and probe 9 detected the liquid level and sent controller 8 with the liquid level signal who corresponds, and controller 8 receives the liquid level signal that corresponds and reminds the staff.

Example 19

In addition to any one of embodiments 15 to 18, in this embodiment, the anti-overflow alarm mechanism further includes an alarm 11, and the alarm 11 is in communication with the controller 8 for alarming when the liquid level detected by the probe 9 exceeds the liquid level threshold. During the measurement, measure the liquid level in the warning chamber 6 through probe 9, when the liquid level in the warning chamber 6 reached the liquid level threshold value, show that jar internal fluid has been filled, and probe 9 sends the signal that corresponds for controller 8 this moment, and controller 8 sends alarm command to alarm 11, and alarm 11 reports to the police and in time reminds the staff, and the staff in time stops to jar internal oiling, avoids the overflow phenomenon.

Based on the above solution, the alarm 11 and/or the controller 8 may be fixed on the top of the casing 1.

Example 20

In addition to the above embodiments, in the present embodiment, a fixing mechanism is fixedly mounted on the sleeve 1, and the fixing mechanism is used for detachably mounting the sleeve 1 at the oil filling port of the tank car. During measurement, the sleeve 1 is manually fixed at an oil filling port through a fixing mechanism so as to measure the liquid level and alarm against overflow in the oil filling process; after the liquid injection is finished, the sleeve 1 is manually disassembled; and repeating the operation to realize the oil injection of the plurality of tank cars.

Example 21

On the basis of embodiment 20, in this embodiment, the fixing mechanism includes a fixing cylinder 13, and one end of the fixing cylinder 13 is directly and fixedly connected to the top of the casing 1, or is fixedly connected to the casing 1 through a connecting rod; the other end of the fixed cylinder 13 is open, and a positioning piece 14 is installed on the fixed cylinder 13. During installation, a fixed seat is fixedly installed at the top of the tank body of the tank car corresponding to the liquid injection port, one end of the fixed seat can penetrate through the other end of the fixed cylinder 13 to be inserted into or withdrawn from the fixed cylinder 13, and the fixed seat is fixed or loosened through the positioning piece 14.

Example 22

In addition to embodiment 21, in this embodiment, the positioning member 14 may be a screw, and in this case, a screw hole is formed at the other end of the fixed cylinder 13, and the screw is screwed into the screw hole. During disassembly and assembly, one end of the fixing seat is inserted into the fixing cylinder 13, and the screw is manually screwed or unscrewed until one end of the screw abuts against or loosens the fixing seat so as to fix or loosen the fixing seat, so that the sleeve 1 is fixed on the tank body of the tank car or is detached from the top of the tank body of the tank car.

Example 23

In any one of embodiments 21 to 22, in this embodiment, the fixing seat is preferably an L-shaped fixing seat, and is formed by splicing a first rod body and a second rod body, the first rod body is vertically and fixedly installed at the top of the tank body of the tank car, the second rod body is horizontally arranged, one end of the second rod body is fixedly connected with one end of the second rod body, and the other end of the second rod body extends to the corresponding oil filling port.

Example 24

On the basis of the above embodiments, the present embodiment further provides a tank car, which includes a tank body, wherein an oil filling port is arranged at the top of the tank body; the multifunctional tank car liquid level indicating device is further included, and the sleeve 1 is detachably arranged at the oil filling port. The tank car provided by the utility model is simple in structure, reasonable in design, capable of measuring the liquid level of the tank car in real time so as to be convenient for workers to observe, capable of measuring the alarm liquid level of the tank car and giving an alarm to remind the workers in time, multifunctional and strong in practicability.

When the tank car is used, two oil filling ports are formed in the top of the tank body of the tank car, the liquid level indicating device is detachably mounted at one oil filling port, and oil is filled from the other oil filling port.

The working principle of the utility model is as follows:

during measurement, the sleeve 1 is manually fixed at the oil filling port corresponding to the tank body of the tank wagon through the fixing mechanism, the bottom of the sleeve 1 extends into the tank body, and oil is filled into the tank body through the rest oil filling port in a manner which can be thought by a person skilled in the art;

when the oil quantity in the tank body reaches a certain quantity, the liquid level in the tank wagon reaches a set liquid level (known by workers); when oil is continuously injected into the tank wagon, the oil enters the extension part 7 through the oil inlet, the oil enters the measurement cavity 5 from the second circulation port after being buffered by the buffer plates 12, and the oil generates buoyancy on the float, so that the float drives the scale 2 to move upwards, and a worker can observe the liquid level in the tank body conveniently;

when the oil in the measuring cavity 5 reaches a certain amount, the oil enters the alarm cavity 6 from the first flow port; when the liquid level in the alarm cavity 6 reaches the platform 10, the probe 9 detects the liquid level and sends a corresponding liquid level signal to the controller 8, and the controller 8 receives the corresponding liquid level signal and sends an alarm signal to the alarm 11 to remind a worker to stop injecting oil into the tank car in time.

The utility model has the advantages that:

(1) the loading liquid level of the tank car in the traditional technology is observed and judged by a specially-assigned person at the loading hole at the top of the tank car according to experience; the utility model can accurately judge the liquid level of the tank car by a rear loader, and simultaneously, the loading personnel can intuitively judge whether the loading should be stopped from the position of the scale 2, thereby reducing the possibility of more loading, less loading and overflow of the tank car during loading.

(2) When a tank car in the prior art is loaded, the probe 9 is triggered to give an alarm due to tank car liquid level fluctuation, medium steam condensation and the like, and the phenomenon of over loading caused by the fact that the probe 9 is not deeply inserted into the tank car to cause that an anti-overflow alarm is not triggered to stop loading when the liquid level is too high is caused; after the utility model is used, the false fluctuation of the liquid level caused by the turbulent flow of the fluid at the probe 9 can be reduced, and the evaporation of the medium can be reduced, thereby avoiding the false alarm of the probe 9; in addition, the fixing of the position of the probe 9 avoids the situation that the probe 9 is not filled with the alarm in advance or is not used for alarming after being filled with more than one tank car due to different depths.

It should be noted that, the electronic components according to the present invention are all conventionally known, and the above-mentioned components are electrically connected to a controller (model TC-SCR), and a control circuit between the controller and each component is conventionally known.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (10)

1. The utility model provides a multi-functional tank wagon liquid level indicating device which characterized in that: the liquid level measuring device comprises a sleeve (1) and a liquid level measuring mechanism, wherein an opening which penetrates through the sleeve from inside to outside is formed in the top of the sleeve (1), and an oil liquid inlet which penetrates through the sleeve from inside to outside is formed in the bottom of the sleeve (1); the liquid level measuring mechanism is arranged in the sleeve (1), the upper end of the liquid level measuring mechanism penetrates through the opening to extend out of the sleeve (1), and the liquid level measuring mechanism can float up and down under the action of oil buoyancy in the sleeve (1).

2. The multi-functional tank car liquid level indicating device of claim 1, characterized in that: the liquid level measurement mechanism comprises a scale (2) and a floating part (3), wherein the scale (2) is positioned above the floating part (3), the lower end of the scale is fixedly connected with the floating part (3), and the upper end of the scale vertically penetrates upwards through the opening and extends to the outside of the sleeve (1).

3. The multi-functional tank car liquid level indicating device of claim 2, characterized in that: a limiting piece (4) is fixedly mounted at the top in the sleeve (1), a through hole is formed in the position, corresponding to the position below the opening, of the limiting piece (4), and the upper end of the scale (2) sequentially penetrates through the through hole and the opening and extends out of the sleeve (1); the size of the floating piece (3) is larger than that of the through hole.

4. A multi-functional tank car liquid level indicating device of any one of claims 1-3, characterized in that: the space in the sleeve (1) is divided into a measuring cavity (5) and an alarm cavity (6) from inside to outside by a partition plate, the opening and the oil inlet are respectively positioned at the top and the bottom of the measuring cavity (5), and the bottom of the partition plate is provided with a first circulation port communicated with the measuring cavity (5) and the alarm cavity (6); the liquid level measuring mechanism is positioned in the measuring cavity (5), and the anti-overflow alarm mechanism is arranged in the alarm cavity (6).

5. The multi-functional tank car liquid level indicating device of claim 4, characterized in that: the bottom edge of the sleeve (1) extends downwards to form an extension part (7), the oil liquid inlet is positioned at the bottom of the extension part (7), and a second circulation port communicated with the measurement cavity (5) is formed in the upper part of the extension part (7); a buffer mechanism is arranged in the extension part (7).

6. The multi-functional tank car liquid level indicating device of claim 4, characterized in that: the anti-overflow alarm mechanism comprises a controller (8) and a probe (9), wherein the probe (9) is arranged in the alarm cavity (6) and is in communication connection with the controller (8) and used for measuring the liquid level in the measurement cavity (5).

7. The multi-functional tank car liquid level indicating device of claim 6, characterized in that: the anti-overflow alarm mechanism further comprises a platform (10), the platform (10) is fixedly installed at the upper part in the alarm cavity (6) and divides the alarm cavity (6) into an upper cavity and a lower cavity from top to bottom, and a plurality of small holes penetrating through the platform (10) from top to bottom are formed in the platform; the probe (9) is located in the upper cavity.

8. The multi-functional tank car liquid level indicating device of claim 6, characterized in that: the anti-overflow alarm mechanism further comprises an alarm (11), wherein the alarm (11) is in communication connection with the controller (8) and used for giving an alarm when the liquid level detected by the probe (9) exceeds a liquid level threshold value.

9. A multi-functional tank car liquid level indicating device of any one of claims 1-3, characterized in that: the oil filling device is characterized in that a fixing mechanism is fixedly mounted on the sleeve (1), and the fixing mechanism is used for detachably mounting the sleeve (1) at an oil filling port of the tank car.

10. The tank wagon comprises a tank body, wherein an oil filling port is formed in the top of the tank body; the method is characterized in that: the multifunctional tank car liquid level indicating device of any one of claims 1 to 9, wherein the sleeve (1) is detachably mounted at the oil filling port.

Images