CN214333940U - Input type differential pressure liquid level measuring device - Google Patents
Input type differential pressure liquid level measuring device Download PDFInfo
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- CN214333940U CN214333940U CN202120501064.5U CN202120501064U CN214333940U CN 214333940 U CN214333940 U CN 214333940U CN 202120501064 U CN202120501064 U CN 202120501064U CN 214333940 U CN214333940 U CN 214333940U
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Abstract
The utility model relates to a measure utensil technical field, concretely relates to throw-in differential pressure liquid level measurement device. The main technical scheme is as follows: a drop-in type differential pressure liquid level measuring device comprises a support body, a differential pressure liquid level meter, a positive phase pressure leading pipe, a negative phase pressure leading pipe, a diaphragm capsule sensor and a protective cover; the support body is provided with a connecting part for connecting with the liquid storage tank; the differential pressure liquid level meter is fixedly arranged on the supporting body; one end of the positive-phase pressure guiding pipe is connected with the positive pressure end of the differential pressure liquid level meter; one end of the negative phase pressure leading pipe is connected with a negative pressure pipe of the differential pressure liquid level meter; the bellows sensor is connected with the other end of the positive phase pressure guiding pipe; the protective cover is fixedly sleeved on the lower part of the diaphragm capsule sensor; the density of the protective cover is higher than that of the liquid to be measured. Adopt the utility model discloses the liquid level measurement of the sealed storage tank is pressed in the area that is convenient for only there is the preformed hole at the top.
Description
Technical Field
The utility model relates to a measure utensil technical field, especially relate to an input type differential pressure liquid level measurement device.
Background
In tank level measurement, a drop-in level gauge, a differential pressure level gauge and the like are generally selected. However, when the tank is a pressurized and sealed container and the tank itself has only a hole reserved in the top, the conventional drop-in type level gauge and differential pressure level gauge cannot be used. The input type liquid level meter in the prior art can only be used in open or non-pressure occasions; the drop-in type liquid level meter is converted into a liquid level by using a measured pressure value and P ═ ρ gh, and cannot be used for a closed pressure container. The differential pressure liquid level meter in the prior art can be used in a normal pressure or pressure container, and can measure the liquid level by measuring the high pressure side and the low pressure side simultaneously by using the differential pressure principle, but pressure measuring holes are required to be arranged at the upper part and the lower part of a tank body, and the differential pressure liquid level meter cannot be applied to the tank body without the top and the bottom of which are respectively provided with the pressure measuring holes.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a throw-in differential pressure liquid level measurement device, main aim at is convenient for only have the liquid level measurement of the sealed storage tank of area pressure of preformed hole in the top.
In order to achieve the above object, the utility model mainly provides the following technical scheme:
the embodiment of the utility model provides a drop-in differential pressure liquid level measuring device, which comprises a supporting body, a differential pressure liquid level meter, a positive phase pressure leading pipe, a negative phase pressure leading pipe, a diaphragm capsule sensor and a protective cover;
the support body is provided with a connecting part for connecting with the liquid storage tank;
the differential pressure liquid level meter is fixedly arranged on the supporting body;
one end of the positive-phase pressure guiding pipe is connected with the positive pressure end of the differential pressure liquid level meter;
one end of the negative phase pressure leading pipe is connected with a negative pressure pipe of the differential pressure liquid level meter;
the bellows sensor is connected with the other end of the positive phase pressure guiding pipe;
the protective cover is fixedly sleeved on the lower part of the bellows sensor; the density of the protective cover is higher than that of the liquid to be measured.
Furthermore, the protective cover is provided with a circulation hole.
Further, the normal phase pressure guiding pipe is a steel cable capillary.
Further, the length of the normal-phase pressure guiding pipe can be set according to requirements.
Further, the connecting part is of a flange structure or a thread structure.
Further, a sealing member is provided on the connecting portion.
Further, the protective cover is made of stainless steel.
Borrow by above-mentioned technical scheme, the utility model discloses input differential pressure liquid level measurement device has following advantage at least:
the liquid level measurement of the pressurized sealing storage tank with the reserved hole at the top is facilitated.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
Fig. 1 is a schematic view of a drop-in differential pressure liquid level measuring device according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a diaphragm capsule sensor and a protective cover in an input differential pressure liquid level measuring device provided by the embodiment of the present invention.
Shown in the figure:
1 is the differential pressure level gauge, 2 is the supporter, and 3 are the pressure pipe of leading in the normal phase, and 4 are the pressure pipe of leading in the negative phase, and 5 are the diaphragm capsule sensor, and 6 are the safety cover, and 7 are the storage tank.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the intended purpose of the present invention, the following detailed description is given with reference to the accompanying drawings and preferred embodiments, in order to explain the detailed embodiments, structures, features and effects of the present invention. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
As shown in fig. 1 and fig. 2, an embodiment of the present invention provides a drop-in differential pressure liquid level measuring device, which comprises a support body 2, a differential pressure liquid level meter 1, a positive phase pressure tube 3, a negative phase pressure tube 4, a capsule sensor 5 and a protective cover 6;
the support body 2 is provided with a connecting part for connecting with the storage tank 7; in the preferred embodiment, the connecting portion is a flange structure or a thread structure, so as to facilitate the connection of the connecting portion with the existing storage tank 7. Further preferably, a sealing member is disposed on the connecting portion to realize the sealing connection between the connecting portion and the storage tank 7 to be tested.
The differential pressure liquid level meter 1 is fixedly arranged on the support body 2; the differential pressure gauge 1 may be fixedly attached to the support body 2 by fasteners.
One end of the positive pressure leading pipe 3 is connected with the positive pressure end of the differential pressure liquid level meter 1; one end of the negative phase pressure leading pipe 4 is connected with a negative pressure pipe of the differential pressure liquid level meter 1; the bellows sensor 5 is connected with the other end of the positive phase pressure guiding pipe 3; the normal phase pressure guiding pipe 3 is filled with liquid for pressure conduction. In the present embodiment, the normal-phase pressure guiding pipe 3 is preferably a wire rope capillary. The positive phase pressure guiding pipe 3 and the negative phase pressure guiding pipe 4 are both positioned at the lower side of the supporting body 2.
Further preferably, the length of the normal-phase pressure leading pipe 3 can be set as needed. The positive-phase pressure guiding pipe 3 is detachably connected with the diaphragm capsule sensor 5; in actual operation, a certain length of the positive pressure guiding pipe 3 can be cut off according to requirements and then connected with the capsule sensor 5.
The protective cover 6 is fixedly sleeved on the lower part of the bellows sensor 5; preferably, the protective cover 6 is provided with a circulation hole to facilitate the circulation of liquid; the number of the flow holes is multiple; a plurality of flow openings are evenly spaced on the protective cover 6. The density of the protective cover 6 is higher than that of the liquid to be measured; preferably, the protective cover 6 is made of stainless steel. The protective cover 6 can protect the diaphragm capsule sensor 5, plays the role of a heavy hammer, ensures the stability of the normal-phase pressure guiding pipe 3 and avoids the back-and-forth swing.
The utility model discloses an embodiment provides a throw-in differential pressure liquid level measurement device, the liquid level measurement of the sealed storage tank 7 of area of being convenient for only having the preformed hole at the top.
The utility model discloses an embodiment provides a throw-in differential pressure liquid level measurement device, only need have a mounting hole just can be through differential pressure measurement liquid level. Do not have top and bottom at storage tank 7 and respectively have the pressure hole, and only when having the pressure hole at the top, the utility model discloses an embodiment provides a throw-in differential pressure liquid level measurement device can utilize differential pressure principle to measure the liquid level.
The utility model discloses an embodiment provides a throw-in differential pressure liquid level measurement device, is particularly useful for some pressure vessels. Or the situation that the old storage tank 7 is modified and the like without an opening is solved by the scheme that a liquid level meter needs to be newly installed or the differential pressure liquid level meter 1 is used. The high-pressure side is put into a medium by utilizing a differential pressure measurement principle instead of being installed by opening a hole, and the installation problem can be solved by simultaneously measuring the high-pressure side and the low-pressure side by only needing one reserved hole at the top.
The utility model discloses an embodiment provides a throw-in differential pressure liquid level measurement device, simple structure, simple to operate.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (7)
1. A drop-in type differential pressure liquid level measuring device is characterized by comprising a support body, a differential pressure liquid level meter, a positive phase pressure leading pipe, a negative phase pressure leading pipe, a diaphragm capsule sensor and a protective cover;
the support body is provided with a connecting part for connecting with the liquid storage tank;
the differential pressure liquid level meter is fixedly arranged on the supporting body;
one end of the positive-phase pressure guiding pipe is connected with the positive pressure end of the differential pressure liquid level meter;
one end of the negative phase pressure leading pipe is connected with a negative pressure pipe of the differential pressure liquid level meter;
the bellows sensor is connected with the other end of the positive phase pressure guiding pipe;
the protective cover is fixedly sleeved on the lower part of the bellows sensor; the density of the protective cover is higher than that of the liquid to be measured.
2. The drop type differential pressure liquid level measuring apparatus according to claim 1,
the protective cover is provided with a circulation hole.
3. The drop type differential pressure liquid level measuring apparatus according to claim 1,
the normal phase pressure guiding pipe is a steel cable capillary.
4. The drop type differential pressure liquid level measuring apparatus according to claim 3,
the length of the normal-phase pressure guiding pipe can be set according to requirements.
5. The drop type differential pressure liquid level measuring apparatus according to claim 1,
the connecting part is of a flange structure or a thread structure.
6. The drop type differential pressure liquid level measuring apparatus according to claim 5,
a sealing member is provided on the connecting portion.
7. The drop type differential pressure liquid level measuring apparatus according to claim 1,
the safety cover is stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120501064.5U CN214333940U (en) | 2021-03-09 | 2021-03-09 | Input type differential pressure liquid level measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120501064.5U CN214333940U (en) | 2021-03-09 | 2021-03-09 | Input type differential pressure liquid level measuring device |
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| Publication Number | Publication Date |
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| CN214333940U true CN214333940U (en) | 2021-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120501064.5U Active CN214333940U (en) | 2021-03-09 | 2021-03-09 | Input type differential pressure liquid level measuring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114199313A (en) * | 2021-12-20 | 2022-03-18 | 上海铭控传感技术有限公司 | Input type liquid measuring system and measuring method |
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2021
- 2021-03-09 CN CN202120501064.5U patent/CN214333940U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114199313A (en) * | 2021-12-20 | 2022-03-18 | 上海铭控传感技术有限公司 | Input type liquid measuring system and measuring method |
| CN114199313B (en) * | 2021-12-20 | 2023-06-02 | 上海铭控传感技术有限公司 | Throw-in type liquid measurement system and measurement method |
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