CN113029294A - Tank car liquid level measurement system - Google Patents
Tank car liquid level measurement system Download PDFInfo
- Publication number
- CN113029294A CN113029294A CN202110218717.3A CN202110218717A CN113029294A CN 113029294 A CN113029294 A CN 113029294A CN 202110218717 A CN202110218717 A CN 202110218717A CN 113029294 A CN113029294 A CN 113029294A
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- Prior art keywords
- sleeve
- liquid level
- tank
- fixed
- measurement system
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Level Indicators Using A Float (AREA)
Abstract
The invention relates to a tank car, in particular to a tank car liquid level measuring system. The invention adopts the following technical scheme: the utility model provides a tank car liquid level measurement system, includes a jar body and is located the internal level gauge subassembly of jar, jar body top is equipped with the shroud, the shroud constitutes there is downwardly opening's holding tank, jar body top is equipped with the messenger the through hole of holding tank and jar internal chamber intercommunication, the vertical setting of guide bar of level gauge subassembly, the guide bar upper end is located the holding tank. The invention has the advantages of accurately measuring the liquid level in the tank and protecting the liquid level meter.
Description
Technical Field
The invention relates to a tank car, in particular to a tank car liquid level measuring system.
Background
The liquid level of a liquid medium in a storage tank of a tank truck is measured by a liquid level meter, the liquid level meter comprises a transmitter, a guide rod, a floating ball and the like, the floating ball is sleeved on the guide rod, the guide rod is provided with a sensor, the floating ball is a magnetic floating ball, and the liquid level of the liquid in the storage tank is judged through the upper position and the lower position of the floating ball.
When liquid medium is filled into the storage tank, the floating ball gradually floats until the floating ball is contacted with the top of the inner wall of the storage tank, the storage tank is still not full of the liquid medium, the liquid medium can still be filled into the storage tank, but the floating ball cannot continuously move upwards, and the liquid level cannot be accurately measured.
Disclosure of Invention
The invention aims to provide a tank truck liquid level measuring system capable of accurately measuring the liquid level in a tank.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a tank car liquid level measurement system, includes a jar body and is located the internal level gauge subassembly of jar, jar body top is equipped with the shroud, the shroud constitutes there is downwardly opening's holding tank, jar body top is equipped with the messenger the through hole of holding tank and jar internal chamber intercommunication, the vertical setting of guide bar of level gauge subassembly, the guide bar upper end is located the holding tank.
The cover is arranged above the tank body, so that the displacement stroke of the floating ball is increased, the floating ball can still be in a rising state when the liquid in the tank is full, or the floating ball just rises to a limit position, and the liquid level of the liquid in the tank can be measured more accurately. When the tank body is used for filling high-pressure media, the tank body can be filled with more high-pressure media; when the tank body is used for filling normal pressure medium, the liquid level measurement can be carried out even if the tank body is filled with the liquid medium. Wherein, the cover cap and the tank body are sealed and can be fixed by welding and other modes.
Preferably, a positioning plate is arranged in the cover cap, the positioning plate is provided with a first positioning hole which penetrates through the positioning plate from top to bottom, and the upper end of the guide rod is located in the first positioning hole. The locating plate and the first locating hole are used for limiting the upper end of the longer guide rod to incline so as to ensure that liquid level measurement is accurate.
Preferably, a limiting block is fixed at the upper end of the guide rod and is positioned in the first positioning hole; the shape of the outer edge of the cross section of the limiting block is the same as that of the inner edge of the cross section of the first positioning hole. A limit block is fixed on the guide rod to prevent the floating ball from separating from the guide rod. The shape of the outer edge of the limiting block is the same as that of the inner edge of the first positioning block, and the nut-shaped limiting block can be limited to rotate under the condition that the limiting block is made into a nut shape.
Preferably, the inner diameter of the through hole is larger than the maximum outer diameter of the floating ball. The floating ball can completely enter the accommodating groove by the arrangement, so that the maximum moving stroke of the floating ball is improved, and the measuring range is improved.
Preferably, a vertically arranged sleeve is fixed in the tank body, the sleeve is sleeved outside the guide rod, the inner diameter of the sleeve is larger than the maximum outer diameter of the floating ball, an inner through hole is formed in the lower end of the sleeve, and the inner cavity of the sleeve is communicated with the inner cavity of the tank body through the hole. According to the invention, the sleeve is sleeved outside the guide rod, so that the impact of liquid in the sleeve on parts such as the guide rod of the liquid level meter assembly and the like when the tank car is started and braked is reduced, the liquid level meter assembly can be prevented from loosening, the liquid level meter can be protected, the influence on the liquid level in the sleeve when the tank car is braked and started can be reduced, the fluctuation range of the liquid level in the sleeve can be reduced, the floating ball can be prevented from greatly moving when the tank car is braked and started, and the real-time monitoring precision is improved. The opening at the lower end of the sleeve can be opened leftwards or rightwards, so that the impact of liquid in the tank on the guide rod when the tank car moves forwards and backwards can be reduced.
Preferably, the opening is positioned in the middle of the left side surface or the right side surface of the sleeve; the side all is equipped with on the sleeve pipe lower extreme left and right sides the trompil, the trompil bilateral symmetry of the left and right sides sets up. The arrangement can reduce the influence of the liquid shaking in the tank on the liquid level in the sleeve when the tank car runs as much as possible. The opening direction of the sleeve is vertical to the running direction of the tank car and at the same height, so that the influence of the inertia fluctuation of liquid outside the sleeve on the liquid inside the sleeve when the tank car is accelerated or decelerated suddenly can be effectively avoided.
Preferably, the bottom of the tank body is provided with a fixing hole which penetrates through the tank body from inside to outside, a fixing block is fixed at the fixing hole, the lower part of the sleeve is fixed with the fixing block, the fixing block is provided with a first through hole which penetrates through the fixing block from top to bottom for a guide rod to penetrate through, and a connecting flange of the liquid level meter assembly is fixed on the lower side of the fixing block; the upper end face of the fixed block is provided with a positioning groove, and the lower end of the sleeve is positioned in the positioning groove. Through setting up the fixed block to the assembly of sleeve pipe and level gauge subassembly is fixed.
Preferably, a connecting frame is fixed at the top of the inner cavity of the tank body, the connecting frame is provided with a second positioning hole which penetrates through the connecting frame from top to bottom, and the connecting frame is sleeved outside the upper end of the sleeve and enables the sleeve to be fixed in the second positioning hole. The upper end of the guide rod is fixed conveniently by arranging the connecting frame; can be through adjusting the relative guide bar upper and lower position of link to avoid producing because of the great inconvenient welded problem of the guide bar upper end that processing cutting problem leads to apart from with jar internal wall interval. The sleeve is not directly fixed with the tank body, and the connecting frame can bear the inertia force of liquid in a certain tank so as to reduce the stress deformation degree of the sleeve.
Preferably, the connecting frame is provided with a yielding groove which penetrates through the connecting frame from front to back, and the inner cavity of the sleeve is communicated with the yielding groove; the connecting frame consists of a frame plate middle part and frame plate side parts positioned on the left side and the right side of the frame plate middle part, the lower ends of the frame plate side parts are connected with the frame plate middle part, the upper ends of the frame plate side parts are fixed with the tank body, and the abdicating groove is formed between the two frame plate side parts; the side parts of the two frame plates form an angle structure with an upward opening.
The arrangement of the abdicating groove can enable liquid in the pipe to move back and forth without obstruction, and the impact of the liquid in the tank on the connecting frame can be reduced to the greatest extent when the tank car normally runs. Wherein, the installation of the middle cylinder part of the tank body, the cover, the sleeve and the connecting frame can be firstly carried out, and then the installation of the liquid level meter component can be carried out; insert the jar internally with the guide bar by supreme down, when the guide bar exposes in the groove department of stepping down, the groove of stepping down that runs through around through the connecting piece places the floater in the guide bar top to make the guide bar pass the floater, carry out the fixed of nut form stopper and guide bar in the groove department of stepping down afterwards, stretch into the holding tank of shroud with stopper and guide bar upper end afterwards in, carry out the fixed of level gauge subassembly flange and fixed block, the welding of jar body barrel and head at last. Wherein, the link span is platelike, is convenient for make processing, and light in weight.
As preferred, both sides all are equipped with the backup pad around the sleeve pipe, the backup pad slope sets up, the backup pad upper end is fixed with the sleeve pipe, the backup pad lower extreme with the jar body is fixed, the fixed block is located between two backup pad lower extremes. Through setting up the backup pad in order to improve sheathed tube fixed effect, and the backup pad is the slope, and the fixed block is located between two backup pads, both can reduce the intraductal liquid of cover and receive the influence of the outer liquid inertia force of sleeve pipe, can also reduce the effort that the fixed block received, can guarantee the fixed effect of sleeve pipe, can improve the protective effect to the level gauge subassembly.
The invention has the advantages of accurately measuring the liquid level in the tank and protecting the liquid level meter.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is another cross-sectional view of the present invention;
FIG. 3 is a schematic view of a lower end of the guide bar of the present invention;
FIG. 4 is a schematic view of a structure of the upper end of the guide bar of the present invention;
fig. 5 is another structural view of the upper end of the guide bar according to the present invention.
Detailed Description
The invention is further described below with reference to the figures and specific embodiments.
As shown in figures 1 to 5, the tank truck liquid level measurement system comprises a tank body 1 and a liquid level meter assembly located in the tank body 1, wherein a cover cap 2 is arranged above the tank body 1, the cover cap 2 forms a containing groove with a downward opening, a through hole for communicating the containing groove with an inner cavity of the tank body 1 is formed in the top of the tank body 1, a guide rod 31 of the liquid level meter assembly is vertically arranged, the upper end of the guide rod 31 is located in the containing groove, and the maximum outer diameter of a floating ball 32 of the liquid level meter assembly is smaller than the inner diameter of the. Wherein, the upper end surface of the cover 2 is in a circular arc surface structure to strengthen the strength of the cover 3.
Be equipped with locating plate 21 in the shroud 2, the first locating hole that runs through from top to bottom has in the middle part of locating plate 21, and the guide bar 31 upper end is located first locating hole. The upper end of the guide rod 31 is fixed with a nut-shaped limiting block 33 through threads, the limiting block 33 is located in the first positioning hole, and the shape of the outer edge of the cross section of the limiting block 33 is the same as that of the inner edge of the cross section of the first positioning hole.
The vertical sleeve 4 is fixed in the tank body 1, the sleeve 4 is sleeved outside the guide rod 31, the inner diameter of the sleeve 4 is larger than the maximum outer diameter of the floating ball 32, the lower end of the sleeve 4 is provided with an inner and outer through open hole 41, and the inner cavity of the sleeve 4 is communicated with the inner cavity of the tank body 1 through the open hole 41. Wherein, the middle part of the left and right side surfaces of the lower end of the sleeve 4 is provided with an opening 41, and the openings 41 on the left and right sides are arranged in bilateral symmetry. The bottom of the tank body 1 is provided with an inner and outer through fixing hole, the fixing block 5 is fixed at the fixing hole, the lower part of the sleeve 4 is welded and fixed with the fixing block 5, the fixing block 5 is provided with a first through hole which penetrates up and down for the guide rod 31 to pass through, and the connecting flange 34 of the liquid level meter assembly is fixed at the lower side of the fixing block 5 through a bolt. Wherein, the upper end surface of the fixed block 5 is provided with a positioning groove 51, and the lower end of the sleeve 4 is positioned in the positioning groove 51. Wherein, both sides all are equipped with backup pad 6 around sleeve pipe 4, and backup pad 6 slope sets up, and 6 upper ends of backup pad are fixed with sleeve pipe 4 lower extreme, and 6 lower extremes of backup pad are fixed with jar body 1, and fixed block 5 is located between 6 lower extremes of two backup pads.
A connecting frame 7 is fixed at the top of the inner cavity of the tank body 1, the connecting frame 7 is provided with a second positioning hole which penetrates through the connecting frame from top to bottom, the connecting frame 7 is sleeved outside the upper end of the sleeve 4, and the sleeve 4 is fixed in the second positioning hole. The connecting frame 7 is provided with a front-back through abdicating groove 70, the inner cavity of the sleeve 4 is communicated with the abdicating groove 70, the connecting frame 7 is composed of a frame plate middle part 71 and frame plate side parts 72 positioned at the left side and the right side of the frame plate middle part 71, the lower ends of the frame plate side parts 72 are connected with the frame plate middle part 71, the upper ends of the frame plate side parts 72 are fixed with the tank body 1, and the abdicating groove 70 is formed between the two frame plate side parts 72 and forms an upward opening.
The invention has the advantages of accurately measuring the liquid level in the tank and protecting the liquid level meter.
Claims (10)
1. The utility model provides a tank car liquid level measurement system, its characterized in that is equipped with the shroud including jar body and the level gauge subassembly that is located jar internal, jar body top, the shroud constitutes there is downwardly opening's holding tank, jar body top is equipped with and makes the through hole of holding tank and jar internal chamber intercommunication, the vertical setting of guide bar of level gauge subassembly, the guide bar upper end is located the holding tank.
2. The tank car liquid level measurement system of claim 1, wherein a positioning plate is arranged in the cover cap, the positioning plate is provided with a first positioning hole which penetrates up and down, and the upper end of the guide rod is positioned in the first positioning hole.
3. The tank car liquid level measurement system of claim 2, wherein a stopper is fixed to the upper end of the guide rod, and the stopper is located in the first positioning hole; the shape of the outer edge of the cross section of the limiting block is the same as that of the inner edge of the cross section of the first positioning hole.
4. The tank car liquid level measurement system of claim 1, wherein the inner diameter of the through hole is larger than the maximum outer diameter of the floating ball.
5. The tank car liquid level measurement system of claim 1, wherein a vertically arranged sleeve is fixed in the tank body, the sleeve is sleeved outside the guide rod, the inner diameter of the sleeve is larger than the maximum outer diameter of the floating ball, an opening which penetrates through the inner part and the outer part is arranged at the lower end of the sleeve, and the inner cavity of the sleeve is communicated with the inner cavity of the tank body through the opening.
6. The tanker truck liquid level measurement system of claim 5, wherein the opening is located in the middle of the left or right side of the sleeve; the side all is equipped with on the sleeve pipe lower extreme left and right sides the trompil, the trompil bilateral symmetry of the left and right sides sets up.
7. The tank car liquid level measurement system according to claim 5, wherein the bottom of the tank body is provided with a fixing hole which penetrates through the tank body from inside to outside, a fixing block is fixed at the fixing hole, the lower part of the sleeve is fixed with the fixing block, the fixing block is provided with a first through hole which penetrates through the fixing block from top to bottom for a guide rod to pass through, and a connecting flange of the liquid level meter assembly is fixed at the lower side of the fixing block; the upper end face of the fixed block is provided with a positioning groove, and the lower end of the sleeve is positioned in the positioning groove.
8. The tank car liquid level measurement system of claim 1, wherein a connecting frame is fixed to the top of the inner cavity of the tank body, the connecting frame is provided with a second positioning hole which penetrates through the connecting frame from top to bottom, and the connecting frame is sleeved outside the upper end of the sleeve and enables the sleeve to be fixed in the second positioning hole.
9. The tank car liquid level measurement system of claim 8, wherein the connection frame has a relief groove running through the connection frame, and the inner cavity of the sleeve is communicated with the relief groove; the connecting frame consists of a frame plate middle part and frame plate side parts positioned on the left side and the right side of the frame plate middle part, the lower ends of the frame plate side parts are connected with the frame plate middle part, the upper ends of the frame plate side parts are fixed with the tank body, and the abdicating groove is formed between the two frame plate side parts; the side parts of the two frame plates form an angle structure with an upward opening.
10. The tank car liquid level measurement system of claim 7, wherein the front and rear sides of the sleeve are provided with support plates, the support plates are arranged obliquely, the upper ends of the support plates are fixed with the sleeve, the lower ends of the support plates are fixed with the tank body, and the fixing block is positioned between the lower ends of the two support plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110218717.3A CN113029294A (en) | 2021-02-26 | 2021-02-26 | Tank car liquid level measurement system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110218717.3A CN113029294A (en) | 2021-02-26 | 2021-02-26 | Tank car liquid level measurement system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113029294A true CN113029294A (en) | 2021-06-25 |
Family
ID=76461824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110218717.3A Pending CN113029294A (en) | 2021-02-26 | 2021-02-26 | Tank car liquid level measurement system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113029294A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB474077A (en) * | 1936-02-24 | 1937-10-25 | Walter John Clennell | A device for indicating when the level of liquid within a tank or like container has risen to a predetermined level |
| GB474766A (en) * | 1936-05-06 | 1937-11-08 | Ian Richard Cameron | Improvements in or relating to liquid level indicators |
| US3611285A (en) * | 1967-07-05 | 1971-10-05 | Heinkel Ag Ernst | Signal arrangement for hydraulic brakes |
| FR2656688A1 (en) * | 1989-12-29 | 1991-07-05 | Jaeger | Device for measuring the level of liquid in a tank by optical determination of the position of a float |
| US20040182152A1 (en) * | 2003-02-11 | 2004-09-23 | C.R.F. Societa Consortile Per Azioni | Level-sensor device for a liquid-fuel tank, particularly for a system for supplying LPG to an internal-combustion engine |
| CN103274141A (en) * | 2013-05-20 | 2013-09-04 | 华为技术有限公司 | Liquid container with liquid level sensor |
| CN203970576U (en) * | 2013-07-03 | 2014-12-03 | 多诺赫医疗系统公司 | For the fluid level sensor lid of the discarded fluid Collecting and dealing system of medical treatment |
| US20150177050A1 (en) * | 2013-12-20 | 2015-06-25 | Texas Lfp, Llc | Liquid level gauge with float guides |
| CN205003558U (en) * | 2015-09-18 | 2016-01-27 | 深圳钰湖电力有限公司 | Anti -sticking protection floater level control apparatus |
| US20160377473A1 (en) * | 2015-06-23 | 2016-12-29 | Robert KIENLE | Container filling device having an indicator |
| CN210426710U (en) * | 2019-11-13 | 2020-04-28 | 上海三一重机股份有限公司 | Oil tank full oil warning device, oil tank and engineering mechanical equipment |
| CN212030681U (en) * | 2020-05-14 | 2020-11-27 | 无锡金叶自控设备有限公司 | Conveniently-installed explosion-proof impact-resistant current remote-transmission display liquid level meter |
-
2021
- 2021-02-26 CN CN202110218717.3A patent/CN113029294A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB474077A (en) * | 1936-02-24 | 1937-10-25 | Walter John Clennell | A device for indicating when the level of liquid within a tank or like container has risen to a predetermined level |
| GB474766A (en) * | 1936-05-06 | 1937-11-08 | Ian Richard Cameron | Improvements in or relating to liquid level indicators |
| US3611285A (en) * | 1967-07-05 | 1971-10-05 | Heinkel Ag Ernst | Signal arrangement for hydraulic brakes |
| FR2656688A1 (en) * | 1989-12-29 | 1991-07-05 | Jaeger | Device for measuring the level of liquid in a tank by optical determination of the position of a float |
| US20040182152A1 (en) * | 2003-02-11 | 2004-09-23 | C.R.F. Societa Consortile Per Azioni | Level-sensor device for a liquid-fuel tank, particularly for a system for supplying LPG to an internal-combustion engine |
| CN103274141A (en) * | 2013-05-20 | 2013-09-04 | 华为技术有限公司 | Liquid container with liquid level sensor |
| CN203970576U (en) * | 2013-07-03 | 2014-12-03 | 多诺赫医疗系统公司 | For the fluid level sensor lid of the discarded fluid Collecting and dealing system of medical treatment |
| US20150177050A1 (en) * | 2013-12-20 | 2015-06-25 | Texas Lfp, Llc | Liquid level gauge with float guides |
| US20160377473A1 (en) * | 2015-06-23 | 2016-12-29 | Robert KIENLE | Container filling device having an indicator |
| CN205003558U (en) * | 2015-09-18 | 2016-01-27 | 深圳钰湖电力有限公司 | Anti -sticking protection floater level control apparatus |
| CN210426710U (en) * | 2019-11-13 | 2020-04-28 | 上海三一重机股份有限公司 | Oil tank full oil warning device, oil tank and engineering mechanical equipment |
| CN212030681U (en) * | 2020-05-14 | 2020-11-27 | 无锡金叶自控设备有限公司 | Conveniently-installed explosion-proof impact-resistant current remote-transmission display liquid level meter |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210625 |