CN212396504U - Liquid level measuring device and urea dissolving tank - Google Patents
Liquid level measuring device and urea dissolving tank Download PDFInfo
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- CN212396504U CN212396504U CN202021180755.1U CN202021180755U CN212396504U CN 212396504 U CN212396504 U CN 212396504U CN 202021180755 U CN202021180755 U CN 202021180755U CN 212396504 U CN212396504 U CN 212396504U
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Abstract
The utility model provides a liquid level measurement device and urea dissolving tank, wherein liquid level measurement device includes: the rod type liquid level meter comprises a rod type liquid level meter and a sleeve sleeved outside a probe rod of the rod type liquid level meter, wherein a meter head of the rod type liquid level meter is exposed out of the sleeve; the bottom of the sleeve is provided with a water permeable hole, and a water containing cavity is formed between the probe rod and the sleeve. The utility model discloses level measurement device has cup jointed a sleeve pipe in the outside of rod-type level gauge, when using, puts into the sleeve pipe and treats the container of detecting, can make the container that detects and form the UNICOM container between holding the water cavity, realizes that the inside liquid level of sleeve pipe keeps unanimous with outside liquid level. Therefore, the probe rod is not influenced by reflection of radar waves generated by the stirrer and the heating element in the container to be measured, so that the installation condition of the liquid level measuring device is not limited any more, and the measuring result is more accurate.
Description
Technical Field
The utility model relates to a liquid level measurement technical field especially relates to a liquid level measurement device and urea dissolving tank.
Background
In a denitration system of a power plant, a denitration technology for preparing ammonia from urea is a denitration technology commonly used in the power plant at present. In the urea ammonia production system, because of the stirrer arranged in the urea dissolving tank, in the urea solution preparation process, the urea solution is not static liquid due to the stirring of the blades of the stirrer, and the liquid level value measured by the traditional radar liquid level meter is not real liquid level but false liquid level. Moreover, the size of the blades of the stirrer in the urea dissolving tank and the arrangement position of the heating element enable the installation condition of the rod-type liquid level meter to be very limited, and the measurement installation condition of the rod-type liquid level meter cannot be met frequently.
SUMMERY OF THE UTILITY MODEL
Therefore, an object of the utility model is to provide a can accurate survey actual liquid level's in the great liquid container of fluctuation level measurement device and urea dissolving tank.
The utility model provides a liquid level measuring device, include: the rod type liquid level meter comprises a rod type liquid level meter and a sleeve sleeved outside a probe rod of the rod type liquid level meter, wherein a meter head of the rod type liquid level meter is exposed out of the sleeve; the length of the sleeve is equal to that of the probe, and the bottom of the sleeve is provided with a water permeable hole; and a water containing cavity is formed between the probe rod and the sleeve. The utility model discloses level measurement device has cup jointed a sleeve pipe in the outside of rod-type level gauge, when using, puts into the sleeve pipe and treats the container of detecting, can make the container that detects and form the UNICOM container between holding the water cavity, realizes that the inside liquid level of sleeve pipe keeps unanimous with outside liquid level. Therefore, the probe rod is not influenced by reflection of radar waves generated by the stirrer and the heating element in the container to be measured, so that the installation condition of the liquid level measuring device is not limited any more, and the measuring result is more accurate.
Further, the top end of the sleeve is provided with an opening, and the probe rod penetrates into the sleeve through the opening.
Further, the rod-type level gauge is flange-connected to the sleeve at the opening position.
Further, the sleeve is made of stainless steel.
Further, the length of the sleeve is not less than the length of the probe rod.
The utility model also provides a urea dissolving tank with foretell liquid level measurement device, include: a tank having an agitator and a heating element therein; the tank body is provided with a mounting hole, and the liquid level measuring device is mounted in the tank body through the mounting hole; the liquid level measuring device is located outside the stirrer and the heating element with respect to the center of the tank body. The utility model discloses liquid level measurement device has cup jointed a sleeve pipe in the outside of rod-type level gauge in the urea dissolving tank, when using, puts into the urea dissolving tank with the sleeve pipe, can make urea dissolving tank and hold and form the UNICOM container between the water cavity, realizes that the inside liquid level of sleeve pipe keeps unanimous with outside liquid level. Therefore, the probe rod is not influenced by reflection of radar waves generated by the stirrer and the heating element in the urea dissolving tank, so that the installation condition of the liquid level measuring device is not limited any more, and the measuring result is more accurate.
Further, the height of the tank body is greater than the length of the sleeve, and the bottom end of the sleeve abuts against the bottom wall of the tank body.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a structural view showing a liquid level measuring apparatus.
In the drawings are labeled:
1-bar type liquid level meter
2 open pore
3 feeler lever
4 casing
5 water permeable holes
6 stirrer
7 heating element
8 tank body
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
An embodiment of the utility model provides a liquid level measuring device, as shown in fig. 1, include: the liquid level meter comprises a rod type liquid level meter 1 and a sleeve 4 sleeved outside a probe rod 3 of the rod type liquid level meter 1, wherein the sleeve 4 is exposed out of the head of the rod type liquid level meter 1; the bottom of the sleeve 4 is provided with a water permeable hole 5; and a water containing cavity is formed between the probe rod 3 and the sleeve 4. The utility model discloses level measurement device has cup jointed a sleeve pipe 4 in the outside of rod-type level gauge 1, when using, puts into sleeve pipe 4 and waits to detect the container, can make the container that detects to detect and hold and form the UNICOM container between the water cavity, realizes that the inside liquid level of sleeve pipe keeps unanimous with outside liquid level. Therefore, the probe rod 3 is not influenced by reflection of radar waves generated by the stirrer and the heating element in the container to be measured, so that the installation condition of the liquid level measuring device is not limited any more, and the measuring result is more accurate. The water permeable holes 5 may be disposed at the bottom end of the casing 4, or on the sidewall of the bottom of the casing 4, and the water permeable holes 5 may be disposed as large as possible to ensure smooth water flow, and optionally, the water permeable holes 5 may be disposed in multiple positions to further improve the circulation performance. Preferably, the length of the sleeve 4 is not less than that of the probe 3, and this design can ensure that the probe 3 is always located in the sleeve 4, so as to protect the probe 3 while ensuring the detection accuracy, and avoid the collision between the probe 3 and the stirrer or the heating element.
In one aspect of the embodiment of the present invention, the top end of the casing 4 has an opening 2, and the probe rod 3 penetrates into the casing 4 through the opening 2. The structure is convenient to assemble, can be obtained by simple improvement on the basis of the existing rod-type liquid level meter 1, and can save cost. Preferably, the rod-type level gauge 1 is flanged to the sleeve 4 at the location of the opening 2. In addition, the rod-type liquid level meter 1 and the sleeve 4 can be connected through welding at the position of the opening 2, and compared with the welding connection, the flange connection is more convenient for future device maintenance.
In one aspect of the embodiment of the present invention, the sleeve 4 is made of stainless steel, which has relatively stable properties and strong anti-rust and anti-corrosion capabilities. In a specific embodiment, the diameter of the sleeve 4 can adopt DN150, and the diameter of the sleeve can be matched with the opening 2 of the original urea dissolving tank liquid level meter.
The embodiment of the utility model provides a urea dissolving tank with foretell liquid level measurement device is still provided, as shown in FIG. 1, include: a tank 8, the tank 8 having therein an agitator 6 and a heating element 7; the tank body 8 is provided with a mounting hole, and the liquid level measuring device is mounted in the tank body 8 through the mounting hole; the level measuring device is located outside the stirrer 6 and the heating element 7 with respect to the center of the tank 8. The utility model discloses liquid level measurement device has cup jointed a sleeve pipe 4 in rod-type level gauge 1's the outside in the urea dissolving tank, when using, puts into the urea dissolving tank with sleeve pipe 4, can make urea dissolving tank and hold and form the UNICOM container between the water cavity, realizes that the inside liquid level of sleeve pipe 4 keeps unanimous with outside liquid level. Therefore, the probe rod 3 is not influenced by reflection of radar waves generated by the stirrer and the heating element in the urea dissolving tank, so that the installation condition of the liquid level measuring device is not limited any more, and the measuring result is more accurate. Preferably, the length of the sleeve 4 is not less than that of the probe 3, and this design can ensure that the probe 3 is always located in the sleeve 4, so as to protect the probe 3 while ensuring the detection accuracy, and avoid the collision between the probe 3 and the stirrer or the heating element.
In addition, in order to make the liquid level measuring device extend into the bottom of the tank 8 and prevent the sleeve 4 from sinking into the tank 8 as a whole, the height of the tank 8 is greater than the length of the sleeve 4, the bottom end of the sleeve 4 abuts against the bottom wall of the tank 8, and at the moment, the water permeable hole 5 at the bottom of the sleeve 4 is kept open. It should be noted that, in a particular embodiment, when the reading of the level measuring device is not started from zero, i.e. the initial value of the range of the level measuring device is a certain value greater than zero, similar to a thermometer, the bottom end of the sleeve 4 may also be not abutted against the bottom wall of the tank 8, and may be spaced from the bottom wall by a distance less than the initial value of the range.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (7)
1. A liquid level measuring device, comprising:
the rod type liquid level meter comprises a rod type liquid level meter and a sleeve sleeved outside a probe rod of the rod type liquid level meter, wherein a meter head of the rod type liquid level meter is exposed out of the sleeve;
the bottom of the sleeve is provided with a water permeable hole, and a water containing cavity is formed between the probe rod and the sleeve.
2. A liquid level measuring device according to claim 1,
the top end of the sleeve is provided with an opening, and the probe rod penetrates into the sleeve through the opening.
3. A liquid level measuring device according to claim 2,
the rod-type liquid level meter is connected with the sleeve at the position of the opening through a flange.
4. A liquid level measuring device according to claim 1,
the sleeve is made of stainless steel.
5. A liquid level measuring device according to claim 1,
the length of the sleeve is not less than that of the probe rod.
6. A urea dissolving tank having a liquid level measuring device according to any one of claims 1 to 5, comprising:
a tank having an agitator and a heating element therein;
the tank body is provided with a mounting hole, and the liquid level measuring device is mounted in the tank body through the mounting hole;
the liquid level measuring device is located outside the stirrer and the heating element with respect to the center of the tank body.
7. A urea dissolving tank according to claim 6,
the height of the tank body is greater than the length of the sleeve, and the bottom end of the sleeve abuts against the bottom wall of the tank body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021180755.1U CN212396504U (en) | 2020-06-23 | 2020-06-23 | Liquid level measuring device and urea dissolving tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021180755.1U CN212396504U (en) | 2020-06-23 | 2020-06-23 | Liquid level measuring device and urea dissolving tank |
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| Publication Number | Publication Date |
|---|---|
| CN212396504U true CN212396504U (en) | 2021-01-26 |
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| CN202021180755.1U Active CN212396504U (en) | 2020-06-23 | 2020-06-23 | Liquid level measuring device and urea dissolving tank |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111632523A (en) * | 2020-06-23 | 2020-09-08 | 大唐环境产业集团股份有限公司 | Liquid level measuring device and urea dissolving tank |
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2020
- 2020-06-23 CN CN202021180755.1U patent/CN212396504U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111632523A (en) * | 2020-06-23 | 2020-09-08 | 大唐环境产业集团股份有限公司 | Liquid level measuring device and urea dissolving tank |
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