CN211602093U - RH stove sealed water tank and level gauge fixing device - Google Patents
RH stove sealed water tank and level gauge fixing device Download PDFInfo
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- CN211602093U CN211602093U CN202020219239.9U CN202020219239U CN211602093U CN 211602093 U CN211602093 U CN 211602093U CN 202020219239 U CN202020219239 U CN 202020219239U CN 211602093 U CN211602093 U CN 211602093U
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Abstract
The utility model discloses a RH stove sealed water tank and a liquid level meter fixing device, which comprises a sealed water tank and a capacitance type liquid level meter, wherein the capacitance type liquid level meter is arranged on the sealed water tank through the liquid level meter fixing device, the liquid level meter fixing device comprises a water guide pipe, a liquid level meter positioning device and a filtering device, the water guide pipe is arranged on the sealed water tank and extends into the sealed water tank, the capacitance type liquid level meter is arranged on the water guide pipe and is positioned outside the sealed water tank, and a detection probe of the capacitance type liquid level meter extends into the water guide pipe; the liquid level meter positioning device is sleeved on the detection probe, is positioned in the aqueduct and is contacted with the pipe wall of the aqueduct; the filtering device is arranged in the water guide pipe and positioned at the bottom of the water guide pipe, and the filtering device is positioned below the detection probe. The utility model discloses an increase fixing device to the level gauge, can guarantee that the level gauge measures the liquid level steadily, do benefit to the daily fault treatment and the change of level gauge, guarantee sealed pond suction pump automatic control equipment's steady operation.
Description
Technical Field
The application belongs to the technical field of ferrous metallurgy, concretely relates to RH stove sealed water tank and level gauge fixing device.
Background
At present, in an RH furnace (vacuum cycle degassing refining furnace), in a vacuum treatment process, turbid circulating water is sprayed to a condenser, and then the turbid circulating water cools steam in the condenser and then flows back into a water tank.
Because the pond is sealed, need install the level gauge on the sealed pond, detect the interior liquid level of pond, generally adopt capacitanc level gauge. At present, a liquid level meter is generally fixed at the bottom of a sealed water tank, the maintenance and the replacement of the liquid level meter have difficulties after the liquid level meter has problems, and the equipment has long downtime. And the liquid level fluctuation is large in the operation process of the water pump in the pool, so that the liquid level measurement is inaccurate.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a RH stove sealed water tank and level gauge fixing device solves among the prior art problem that level measurement is inaccurate, the level gauge installation is maintained the difficulty.
Realize the utility model discloses the technical scheme that the purpose adopted does, a RH stove seals up pond, including sealed pond and capacitanc level gauge, the capacitanc level gauge pass through level gauge fixing device install in on the sealed pond, level gauge fixing device includes aqueduct, level gauge positioner and filter equipment, wherein:
the water guide pipe is arranged on the sealed water pool and extends into the sealed water pool, the capacitance type liquid level meter is arranged on the water guide pipe and is positioned outside the sealed water pool, and a detection probe of the capacitance type liquid level meter extends into the water guide pipe;
the liquid level meter positioning device is sleeved on the detection probe, is positioned in the water guide pipe and is in contact with the pipe wall of the water guide pipe;
the filtering device is arranged in the water guide pipe and positioned at the bottom of the water guide pipe, and the filtering device is positioned below the detection probe.
Optionally, the liquid level meter fixing device further comprises a sleeve, the sleeve is mounted on the sealed water pool, the water guide pipe is connected with the sleeve, and the water guide pipe penetrates through the sleeve and extends into the sealed water pool.
Optionally, the water conduit is connected with the sleeve through a flange structure; the capacitance type liquid level meter is connected with the water guide pipe through a flange structure.
Optionally, the liquid level meter fixing device further includes an insulating weight block, and the insulating weight block is mounted on the detection probe.
Optionally, a water inlet hole is formed in the bottom of the pipe wall of the water guide pipe; the wall of the water guide pipe is provided with air holes.
Optionally, a ventilation pipeline communicated with the sealed water pool is arranged on the sealed water pool.
Based on the same inventive concept, the utility model also provides a level gauge fixing device for fix the capacitanc level gauge on sealed liquid storage device, level gauge fixing device includes aqueduct, level gauge positioner and filter equipment, wherein:
the water guide pipe is arranged on the liquid storage device and extends into the liquid storage device, the capacitive liquid level meter is arranged on the water guide pipe and positioned outside the liquid storage device, and a detection probe of the capacitive liquid level meter extends into the water guide pipe;
the liquid level meter positioning device is sleeved on the detection probe, is positioned in the water guide pipe and is in contact with the pipe wall of the water guide pipe;
the filtering device is arranged in the water guide pipe and positioned at the bottom of the water guide pipe, and the filtering device is positioned below the detection probe.
Optionally, the liquid level meter fixing device further includes a sleeve, the sleeve is mounted on the liquid storage device, the water conduit is connected with the sleeve, and the water conduit passes through the sleeve and extends into the liquid storage device.
Optionally, the liquid level meter fixing device further includes an insulating weight block, and the insulating weight block is mounted on the detection probe.
Optionally, a water inlet hole is formed in the bottom of the pipe wall of the water guide pipe; the wall of the water guide pipe is provided with air holes.
According to the above technical scheme, the utility model provides a sealed pond of RH stove, including sealed pond and capacitanc level gauge, the capacitanc level gauge passes through level gauge fixing device to be installed on sealed pond, and this level gauge fixing device includes aqueduct, level gauge positioner and filter equipment, wherein: the aqueduct is arranged on the sealed water pool and extends into the sealed water pool, the capacitance type liquid level meter is arranged on the aqueduct and is positioned outside the sealed water pool, and the detection probe of the capacitance type liquid level meter extends into the aqueduct. Therefore, one of the functions of the water guide pipe is to install and fix the capacitance type liquid level meter, and the capacitance type liquid level meter is external, namely, the main body of the capacitance type liquid level meter is positioned outside the sealed water pool, the detection probe is positioned in the sealed water pool, and the external installation and fixation mode enables the installation and maintenance of the capacitance type liquid level meter to be more convenient; the second function of the water guide pipe is to stabilize the liquid level, the water guide pipe is communicated with the sealed water pool, the liquid level in the water guide pipe reflects the liquid level of the sealed water pool in real time, and the liquid level fluctuation in the pipe is limited and the detection result is not influenced because the space in the pipe is narrow compared with the space in the sealed water pool.
The liquid level meter positioning device of the liquid level meter fixing device is sleeved on the detection probe, and the liquid level meter positioning device is positioned in the aqueduct and is contacted with the pipe wall of the aqueduct. The liquid level meter positioning device is used for limiting the detection probe, is limited and fixed by the water guide pipe, ensures that the detection probe does not contact with the wall of the water guide pipe to break down or prevents the detection probe from floating up and down to cause inaccurate liquid level detection when the liquid level fluctuation in the tank is too large, and can also eliminate the inaccurate liquid level detection caused by the deflection of the detection probe due to installation errors because the liquid level meter positioning device is in contact with the pipe wall of the water guide pipe. The filtering device is arranged in the water guide pipe and positioned at the bottom of the water guide pipe, and the filtering device is positioned below the detection probe. Because metal debris and smoke and dust granule are smugglied secretly in the turbid circulating water in the sealed pond, metal debris belongs to conducting material, and the adhesion can influence the testing result of capacitanc level gauge on detecting probe, can filter electrically conductive impurity through setting up filter equipment, improves capacitanc level gauge's detection precision.
Compared with the prior art, the utility model provides a sealed pond of RH stove, capacitanc level gauge pass through level gauge fixing device external mounting on sealed pond, and level gauge fixing device not only realizes that capacitanc level gauge's external mounting is fixed, and obviously reduces the liquid level fluctuation of capacitanc level gauge's test probe's detection zone, improves and detects the precision. In addition, this level gauge fixing device is external still can carry on spacingly to test probe to get rid of the conductivity impurity that muddy ring aquatic was smugglied secretly, improve the detection precision of capacitanc level gauge.
Drawings
Fig. 1 is a schematic structural view of a liquid level meter fixing device in embodiment 1 of the present invention;
FIG. 2 is a schematic view of the positioning device of the fluid level gauge of FIG. 1;
fig. 3 is a schematic structural view of a sealed water tank of an RH furnace in embodiment 1 of the present invention.
Description of reference numerals: 1-a water guide pipe, 11-a water inlet hole, 12-an air hole and 13-a water guide pipe flange; 2-a liquid level meter positioning device, 21-a mounting hole; 3-a filtration device; 4-casing, 41-casing flange; 5-insulating balancing weight; 6-capacitance liquid level meter, 61-detection probe, 62-secondary meter, 63-flexible cable, 64-mounting flange; 7-sealing the pool, 71-the bottom of the pool; 8-ventilation line.
Detailed Description
In order to make the present application more clearly understood by those skilled in the art to which the present application pertains, the following detailed description of the present application is made with reference to the accompanying drawings by way of specific embodiments.
Example 1:
the embodiment of the utility model provides a level gauge fixing device for fix the capacitanc level gauge on arbitrary sealed liquid storage device, this liquid storage device can be for arbitrary sealed, unable direct observation liquid level such as sealed reation kettle, sealed pond, and have the liquid storage device of liquid level detection demand. The capacitanc level gauge can adopt the capacitanc level gauge of current arbitrary model, capacitanc level gauge and liquid storage device's concrete structure the utility model discloses do not do the restriction.
The structure of the liquid level meter fixing device of the present embodiment will be described in detail below by taking a liquid level meter fixing device for fixing a common capacitance liquid level meter on a sealed reaction kettle as an example, where the common capacitance liquid level meter mainly includes a detection probe 61 and a secondary meter 62, the detection probe 61 is a rod, and the secondary meter 62 is a main body part of the common capacitance liquid level meter. The specific structure of the liquid level meter fixing device is as follows:
referring to fig. 1, in the present embodiment, the liquid level meter fixing device includes a water conduit 1, a liquid level meter positioning device 2 and a filtering device 3, wherein:
the water guide pipe 1 is disposed on the reaction kettle (i.e., the liquid storage device), and a part of the water guide pipe extends into the reaction kettle. The capacitance type liquid level meter 6 is arranged on the water guide pipe 1, the main body part (secondary meter 62) of the capacitance type liquid level meter 6 is positioned outside the reaction kettle, and the detection probe 61 of the capacitance type liquid level meter 6 extends into the water guide pipe 1.
The water guide pipe 1 is a common pipe fitting, and in order to facilitate the installation of a common capacitance liquid level meter (namely, the capacitance liquid level meter 6), a water guide pipe flange 13 is arranged at the top end of the water guide pipe 1, and the water guide pipe flange 13 is connected with an installation flange 64 of the common capacitance liquid level meter, so that the common capacitance liquid level meter is stably fixed. The detection probe 61 of a common capacitance level gauge is directly inserted into the water conduit 1. Specifically, a hole may be formed in the reaction kettle, and the water guide pipe 1 may be directly inserted into the hole for fixing, or the water guide pipe 1 may be fixed to the reaction kettle by other means. The connection mode of the water guide pipe 1 and the reaction kettle is not limited by the utility model.
The liquid level meter positioning device 2 is sleeved on the detection probe 61, and the liquid level meter positioning device 2 is positioned in the water guide pipe 1 and is in contact with the pipe wall of the water guide pipe 1. Preferably, the liquid level meter positioning devices 2 can be provided in a plurality, a plurality of liquid level meter positioning devices 2 are sleeved on the detection probe 61 at intervals, the specific number of the liquid level meter positioning devices 2 depends on the length of the detection probe 61, and for example, one liquid level meter positioning device 2 is arranged at intervals of 500 mm.
The level gauge positioning device 2 can adopt any existing support structure, requires that the support structure is made of insulating materials, can supply liquid to pass, such as plastic tripod supports in toys, and the specific structure of the level gauge positioning device 2, the utility model discloses do not do the restriction.
Referring to fig. 2, in the present embodiment, the liquid level meter positioning device 2 is a cross-shaped support made of tetrafluoroethylene, and a mounting hole 21 is formed in the center of the cross-shaped support for allowing a detection probe 61 to pass through.
The filtering device 3 is installed in the water guide pipe 1 at the bottom of the water guide pipe 1, and the filtering device 3 is located below the detection probe 61. The filtering device 3 can adopt any filtering device such as non-woven fabrics, filter screens, filter cylinders and the like, and has a specific structure.
Since the water guide pipe 1 is the most important component of the liquid level gauge fixing device, in order to facilitate the installation of the water guide pipe 1, referring to fig. 1, in a preferred embodiment, the liquid level gauge fixing device further includes a sleeve 4, the sleeve 4 is installed on the liquid storage device, the water guide pipe 1 is connected with the sleeve 4, and the water guide pipe 1 passes through the sleeve 4 and extends into the liquid storage device.
Specifically, a hole is bored in the liquid storage device, the sleeve 4 is fitted into the hole, and then the gap between the sleeve 4 and the hole is sealed. The sleeve 4 is a flanged pipe having a sleeve flange 41 at the top end. Correspondingly, a water guide pipe flange 13 is further arranged at the middle upper part of the water guide pipe 1, a certain distance, for example 200mm, is reserved between the two water guide pipe flanges 13 of the water guide pipe 1, and the water guide pipe 1 and the capacitance type liquid level meter 6 can be conveniently assembled and disassembled integrally. The sleeve 4 is connected to the conduit 1 via a sleeve flange 41 and a conduit flange 13 at the upper middle portion of the conduit 1.
In order to avoid the liquid level fluctuation of the liquid storage device from causing the detection probe 61 to shake, referring to fig. 1, in a further preferred embodiment, the liquid level meter fixing device further comprises an insulating counterweight 5, and the insulating counterweight 5 is mounted on the detection probe 61, preferably at the bottom end of the detection probe 61.
For the liquid storage device with sediment inside, referring to fig. 1, in another preferred embodiment, the water inlet holes 11 are opened on the bottom of the pipe wall of the water conduit 1, and the water inlet holes 11 are densely distributed at the bottom of the pipe wall of the water conduit 1, so as to avoid blocking the bottom opening (main water inlet) of the water conduit 1 due to sediment at the bottom of the liquid storage device, and blocking the communication between the water conduit 1 and the liquid storage device. During installation, the positioning water guide pipe and the bottom of the liquid storage device are kept at a certain distance, so that sediment substances at the bottom of the liquid storage device are prevented from blocking an opening (a main water inlet) at the bottom end of the water guide pipe 1. Further, the wall of the water guide pipe 1 is provided with an air hole 12 to balance the pressure difference between the inside and the outside of the water guide pipe 1, so that the liquid level in the pipe can change along with the liquid level of the liquid storage device in real time.
Example 2:
based on the same inventive concept, the embodiment provides a sealed water tank of an RH furnace, which has a structure shown in fig. 3, and includes a sealed water tank 7 and a capacitive liquid level meter 6, wherein the capacitive liquid level meter 6 is mounted on the sealed water tank 7 through a liquid level meter fixing device. The sealed water tank 7 is provided with a vent line 71 communicating with the sealed water tank 7, and the main function of the vent line 71 is to discharge exhaust gas such as CO inside the sealed water tank 7 to a safe area.
The capacitanc level gauge can adopt the capacitanc level gauge of current arbitrary model, capacitanc level gauge and liquid storage device's concrete structure the utility model discloses do not do the restriction.
In this embodiment, the capacitance type liquid level meter 6 is an input type capacitance liquid level meter, the input type capacitance liquid level meter mainly comprises a detection probe 61 and a secondary meter 62, the secondary meter 62 is a main body part of the input type capacitance liquid level meter, the detection probe 61 and the secondary meter 62 are connected through a flexible cable 63, the measurement range is 0 mm-5400 mm, and the liquid level in the sealed water tank 7 can be monitored in real time.
Referring to fig. 3, the liquid level meter fixing device includes a water guiding pipe 1, a liquid level meter positioning device 2 and a filtering device 3, and the structure of the liquid level meter fixing device is the same as that of embodiment 1, and details thereof are not repeated herein.
The installation steps of the drop-in type capacitance liquid level meter are as follows:
1. the flanges 13 and 41 are respectively welded on the water guide pipe 1 and the sleeve 4, the distance between the two flanges 13 of the water guide pipe 1 is 200mm, the pipe wall of the water guide pipe 1 is provided with air holes 12 and densely distributed water inlet holes 11, the filtering device 3 is fixed in the water guide pipe 1, and the position of the filtering device 3 is adjusted to be positioned above the water inlet holes 11.
2. An opening is made in the top cover of the sealed water basin 7, and the sleeve 4 is inserted into the hole with the insertion depth of 230 mm.
3. The liquid level meter positioning device 2 is sleeved on a flexible cable 63 and a detection probe 61 of the drop-in type capacitance liquid level meter, an insulating balancing weight 5 is installed on the detection probe 61, and the detection probe 61 is pulled by the flexible cable 63 and is placed into the aqueduct 1.
4. The drop-in capacitance liquid level meter and the water guide pipe 1 are connected into a whole through the mounting flange 64 and the flange 13 at the top of the water guide pipe 1, the whole is inserted into the sleeve 4, the water guide pipe 1 is connected with the sleeve 4 through the flange 13 at the middle upper part of the water guide pipe 1 and the sleeve flange 41, the distance between the bottom opening of the water guide pipe 1 and the bottom 71 of the sealed water pool 7 is kept at 150mm, and the main water inlet hole of the water guide pipe is prevented from being blocked by substances precipitated at the bottom of the sealed water pool.
When water flows into the sealed water tank 7, since the water inlet (including the bottom opening and the water inlet hole 11) of the water guide pipe 1 is positioned at the bottom of the sealed water tank 7, the water flows into the water guide pipe 1 through the water inlet of the water guide pipe 1. The water level in the sealed water tank 7 rises gradually, and the liquid level in the water guide pipe 1 also rises synchronously. The liquid level positioning device 2 arranged in the water guide pipe 1 ensures that the position of the capacitance type liquid level meter 6 is accurate, the filtering device 3 arranged in the water guide pipe 1 filters conductive impurities, the detection precision of the capacitance type liquid level meter is improved, and therefore the purpose of stable measurement is achieved.
When the device is maintained and disassembled, the throw-in type capacitance liquid level meter and the water guide pipe 1 can be integrally disassembled only by loosening the connecting bolt between the flange 13 at the middle upper part of the water guide pipe 1 and the sleeve flange 41, and the throw-in type capacitance liquid level meter and the water guide pipe 1 are integrally installed in the sleeve 4 after maintenance is finished.
Through the embodiment, the embodiment of the utility model provides a following beneficial effect or advantage have:
1) the embodiment of the utility model provides a sealed pond of RH stove, capacitanc level gauge pass through the external installation of level gauge fixing device on sealed pond, and level gauge fixing device not only realizes that capacitanc level gauge's external installation is fixed, and obviously reduces the liquid level fluctuation of the test probe's of capacitanc level gauge test probe, improves and detects the precision. In addition, this level gauge fixing device is external still can carry on spacingly to test probe, can guarantee the stable measurement liquid level of level gauge, does benefit to daily fault handling and change, guarantees sealed pond suction pump automatic control equipment's steady operation to get rid of the conductivity impurity of smuggleing secretly in the ring aquatic, improve capacitanc level gauge's detection precision.
2) The embodiment of the utility model provides a level gauge fixing device makes things convenient for capacitanc level gauge and aqueduct's integral erection and dismantlement through setting up the sleeve, has solved the level gauge and has maintained unfavorable difficult problem, improves the level gauge installation and maintains work efficiency.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (10)
1. The utility model provides a RH stove sealed water tank which characterized in that: including sealed pond and capacitanc level gauge, the capacitanc level gauge pass through level gauge fixing device install in on the sealed pond, level gauge fixing device includes aqueduct, level gauge positioner and filter equipment, wherein:
the water guide pipe is arranged on the sealed water pool and extends into the sealed water pool, the capacitance type liquid level meter is arranged on the water guide pipe and is positioned outside the sealed water pool, and a detection probe of the capacitance type liquid level meter extends into the water guide pipe;
the liquid level meter positioning device is sleeved on the detection probe, is positioned in the water guide pipe and is in contact with the pipe wall of the water guide pipe;
the filtering device is arranged in the water guide pipe and positioned at the bottom of the water guide pipe, and the filtering device is positioned below the detection probe.
2. The RH furnace sealed water bath of claim 1, wherein: the liquid level meter fixing device further comprises a sleeve, the sleeve is mounted on the sealed water pool, the water guide pipe is connected with the sleeve, and the water guide pipe penetrates through the sleeve and extends into the sealed water pool.
3. The RH furnace sealed water bath of claim 2, wherein: the water guide pipe is connected with the sleeve through a flange structure; the capacitance type liquid level meter is connected with the water guide pipe through a flange structure.
4. The RH stove sealed pool of any one of claims 1 to 3, wherein: the liquid level meter fixing device further comprises an insulating balancing weight, and the insulating balancing weight is installed on the detection probe.
5. The RH stove sealed pool of any one of claims 1 to 3, wherein: a water inlet hole is formed in the bottom of the pipe wall of the water guide pipe; the wall of the water guide pipe is provided with air holes.
6. The RH stove sealed pool of any one of claims 1 to 3, wherein: and the sealed water pool is provided with a ventilation pipeline communicated with the sealed water pool.
7. A liquid level meter fixing device is characterized in that: the liquid level meter fixing device comprises a water guide pipe, a liquid level meter positioning device and a filtering device, wherein:
the water guide pipe is arranged on the liquid storage device and extends into the liquid storage device, the capacitive liquid level meter is arranged on the water guide pipe and positioned outside the liquid storage device, and a detection probe of the capacitive liquid level meter extends into the water guide pipe;
the liquid level meter positioning device is sleeved on the detection probe, is positioned in the water guide pipe and is in contact with the pipe wall of the water guide pipe;
the filtering device is arranged in the water guide pipe and positioned at the bottom of the water guide pipe, and the filtering device is positioned below the detection probe.
8. The fluid level gauge fixture of claim 7, wherein: the liquid level meter fixing device further comprises a sleeve, the sleeve is mounted on the liquid storage device, the water guide pipe is connected with the sleeve, and the water guide pipe penetrates through the sleeve and extends into the liquid storage device.
9. The fluid level gauge fixture of claim 7, wherein: the liquid level meter fixing device further comprises an insulating balancing weight, and the insulating balancing weight is installed on the detection probe.
10. The gauge fixture of any of claims 7-9, wherein: a water inlet hole is formed in the bottom of the pipe wall of the water guide pipe; the wall of the water guide pipe is provided with air holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020219239.9U CN211602093U (en) | 2020-02-27 | 2020-02-27 | RH stove sealed water tank and level gauge fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020219239.9U CN211602093U (en) | 2020-02-27 | 2020-02-27 | RH stove sealed water tank and level gauge fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211602093U true CN211602093U (en) | 2020-09-29 |
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ID=72581705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020219239.9U Active CN211602093U (en) | 2020-02-27 | 2020-02-27 | RH stove sealed water tank and level gauge fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211602093U (en) |
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2020
- 2020-02-27 CN CN202020219239.9U patent/CN211602093U/en active Active
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