CN211253813U - Stirring storage tank with waveguide radar level gauge - Google Patents
Stirring storage tank with waveguide radar level gauge Download PDFInfo
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- CN211253813U CN211253813U CN201921852794.9U CN201921852794U CN211253813U CN 211253813 U CN211253813 U CN 211253813U CN 201921852794 U CN201921852794 U CN 201921852794U CN 211253813 U CN211253813 U CN 211253813U
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Abstract
The utility model discloses a stirring storage tank with a waveguide radar level gauge, which belongs to the technical field of measuring equipment, and comprises a tank body and a measuring port arranged on the tank body, wherein the measuring port is provided with a flange plate, and the flange plate is provided with the waveguide radar level gauge; the waveguide radar liquid level meter comprises an antenna, and the antenna extends into the tank body; the outside cover of antenna has the ring frame, and the ring frame slides along the axis direction of this antenna and sets up and set its reciprocating motion's power unit, is equipped with a plurality of air cocks on the inner circle lateral wall of ring frame, and each air cock sets and sets the trachea to its air feed and this trachea is drawn forth the jar body to reach and to carry out accurate, lasting and stable measurement to the liquid level in the stirring storage tank, provide the purpose of reliable guarantee for technological parameter's collection.
Description
Technical Field
The utility model belongs to the technical field of measuring equipment, particularly, relate to a stirring storage tank with waveguide radar level gauge.
Background
The liquid level (level) is one of the important data for the production of the process and is also one of the safety data. Whether the liquid level measurement is accurate or not affects normal operation of the process, production, process safety and automatic commissioning. From the liquid level measurement condition of the chemical device, the stirring is carried out, and the working conditions that the material is viscous, the medium components are unstable, the medium is easy to gasify or liquefy and the like are met. The liquid level measurement under the working conditions is basically a difficult point, and many instruments suffer from inaccurate liquid level measurement and headache under the working conditions.
Aiming at the problems, a differential pressure type liquid level meter is adopted in the prior art, the operation is stable within 3 months, the membrane scaling, the pressure taking port and the pressure guide pipe are long, although a flushing device is additionally arranged through technical improvement, the operation effect is not ideal. If the heat-insulation tracing fails, the membrane or the membrane box is basically scrapped.
Also adopt the radio frequency admittance level gauge, nevertheless along with the lapse of operating duration, there is the material attachment very easily on the level gauge probe rod, and the polytetrafluoroethylene protective layer of probe rod outsourcing is ageing to drop moreover, and the unable normal work of level gauge leads to the fault rate of radio frequency admittance level gauge very high, often surveys inaccurately.
In view of the above, there is a need for improvements in stirred tank measurement equipment to improve the accuracy of level measurements and the durability of the measurement equipment.
SUMMERY OF THE UTILITY MODEL
In view of this, in order to solve the above-mentioned problem that prior art exists, the utility model aims at providing a stirring storage tank with waveguide radar level gauge is in order to reach and to carry out accurate, lasting and stable measurement to the liquid level in the stirring storage tank, provides the purpose of reliable guarantee for process parameter's collection.
The utility model discloses the technical scheme who adopts does: a stirring storage tank with a waveguide radar liquid level meter comprises a tank body and a measuring port arranged on the tank body, wherein a flange plate is arranged on the measuring port, and the waveguide radar liquid level meter is arranged on the flange plate; the waveguide radar liquid level meter comprises an antenna, and the antenna extends into the tank body; the antenna is characterized in that a ring frame is sleeved outside the antenna, the ring frame is arranged in a sliding mode along the axis direction of the antenna and is provided with a power mechanism which does reciprocating motion, a plurality of air nozzles are arranged on the side wall of the inner ring of the ring frame, each air nozzle is provided with an air pipe which supplies air to the air nozzle, and the air pipe is led out of the tank body.
Furthermore, the antenna is a horn antenna, the maximum outer diameter of the antenna is smaller than the inner hole aperture of the ring frame, and the detection precision is higher by adopting the horn antenna.
Furthermore, at least two sliding rods are arranged in the circumferential direction of the ring frame, and each sliding rod is assembled on the flange plate in a sliding mode so as to well limit the reciprocating lifting motion of the ring frame.
Furthermore, the air injection direction of each air tap is located the radial direction of ring frame and pre-buried annular pipe in the ring frame, each air tap all is connected to annular pipe and annular pipe with the trachea intercommunication to provide sufficient gas supply to each air tap.
Furthermore, the power mechanism comprises a bar-shaped tooth connected to the ring frame, the bar-shaped tooth is provided with a driving tooth meshed with the bar-shaped tooth, the driving tooth is connected with a speed reducer, the speed reducer is connected with a motor for driving the speed reducer to rotate, and the ring frame is driven to reciprocate under the action of the motor.
Further, still including locating the carrier dish of ring flange top is equipped with on this carrier dish speed reducer and motor to play good bearing effect to speed reducer and motor.
Furthermore, be equipped with many spinal branchs vaulting pole between bearing dish and the ring flange, each spinal branch vaulting pole is followed the circumference direction evenly distributed of ring flange to play good guard action to waveguide radar level gauge.
The utility model has the advantages that:
1. by adopting the stirring storage tank with the waveguide radar liquid level meter, disclosed by the utility model, the liquid level is measured by arranging the waveguide radar liquid level meter on the tank body, and the measuring process is not contacted with the measured medium and is not influenced by temperature, pressure, density, viscosity and the like; the radar wave is electromagnetic wave, so that the anti-interference capability is strong; simultaneously, owing to be equipped with the ring frame in the outside of antenna, the ring frame is at the axis direction reciprocating motion of antenna and at the gaseous in-process of air cock injection, can clear away the adhesion material of adhesion on the antenna surface, and then avoids crystallization, scale deposit etc. to provide reliable guarantee to waveguide radar level gauge measurement accuracy.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a stirred tank with a waveguide radar level gauge provided by the present invention;
FIG. 2 is an enlarged partial schematic view of FIG. 1;
FIG. 3 is a front view of an annular frame in a stirred tank with a waveguide radar level gauge provided by the present invention;
FIG. 4 is a schematic cross-sectional view of a ring frame in a stirred tank with a waveguide radar level gauge provided by the present invention;
FIG. 5 is a control circuit diagram of a motor in a stirred tank with a waveguide radar level gauge provided by the present invention;
the drawings are labeled as follows:
1-tank body, 2-waveguide radar liquid level meter, 3-antenna, 4-support rod, 5-bearing plate, 6-flange plate, 7-bar tooth, 8-speed reducer, 9-slide rod, 10-air pipe, 11-ring frame, 12-air nozzle and 13-ring pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that the indication of the position or the positional relationship is based on the position or the positional relationship shown in the drawings, or the position or the positional relationship that the utility model is usually placed when using, or the position or the positional relationship that the skilled person conventionally understands, or the position or the positional relationship that the utility model is usually placed when using, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or suggest that the indicated device or element must have a specific position, be constructed and operated in a specific position, and thus, cannot be understood as limiting the present invention. Furthermore, the terms "first" and "second" are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases for a person of ordinary skill in the art; the drawings in the embodiments are provided to clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Example 1
As shown in fig. 1, the stirring storage tank with the waveguide radar level gauge 2 is specifically provided in the embodiment, which comprises a tank body 1, wherein liquid is contained in the tank body 1, and the liquid level needs to be measured and parameters are recorded accurately in real time for process production, and the stirring storage tank further comprises a measuring port arranged on the tank body 1, wherein the measuring port is positioned at the top end part of the tank body 1, and the distance between the measuring port and the inner wall of the tank body 1 is within a reasonable design range, and because the transmitting angle of the waveguide radar level gauge 2 is within 30 degrees, the stirring storage tank cannot be installed too close to the tank wall, and is easily influenced by clutter in the radar wave transmitting process.
The measuring port is provided with a flange plate 6, the flange plate 6 can be fixed on the measuring port in a welding connection mode, the flange plate 6 is provided with a waveguide radar liquid level meter 2, liquid level height measurement is carried out by applying the waveguide radar liquid level meter 2, and the waveguide radar liquid level meter 2 is a non-contact liquid level meter, is not contacted with a measured medium in the measuring process and is not influenced by temperature, pressure, density, viscosity and the like; and the radar wave is electromagnetic wave and has strong anti-interference capability.
As shown in fig. 2, the waveguide radar level gauge 2 comprises an antenna 3, and the antenna 3 extends into the tank 1; the antenna 3 is sleeved with a ring frame 11, the ring frame 11 is arranged in a sliding way along the axial direction of the antenna 3 and is provided with a power mechanism which reciprocates, under the driving action of the power mechanism, the ring frame 11 can do reciprocating lifting motion along the axis direction of the antenna 3 outside the antenna 3, the side wall of the inner ring of the ring frame 11 is provided with a plurality of air nozzles 12, each air nozzle 12 is provided with an air pipe 10 for supplying air to the air nozzle, the air pipe 10 is led out of the tank body 1, the air inlet end of the air pipe 10 is connected with a nitrogen supply device, so as to provide continuous nitrogen gas for the gas pipe 10, the nitrogen gas is ejected from each air nozzle 12 and sprayed on the outer surface of the antenna 3, because the ejected nitrogen gas has certain impact force, under the impact, the adhered materials adhered on the surface of the antenna 3 can be removed, so that crystallization and scaling on the surface of the antenna 3 are prevented, and the emission and the reception of electromagnetic waves are further ensured not to be influenced by external factors. Preferably, the antenna 3 is a horn antenna 3, the horn antenna 3 has accurate measurement accuracy and strong filtering capability, and the maximum outer diameter of the antenna 3 is smaller than the inner hole aperture of the ring frame 11, so as to ensure that the ring frame 11 can perform lifting reciprocating motion along the axis direction of the antenna 3 outside the antenna 3.
As shown in fig. 3, in order to ensure that the ring frame 11 does not rotate while performing reciprocating up-and-down motion, in this embodiment, three sliding rods 9 are arranged in the circumferential direction of the ring frame 11, each sliding rod 9 is slidably assembled on the flange 6, in order to ensure that each sliding rod 9 can freely slide relative to the flange 6, a sliding sleeve is installed on the flange 6, and the sliding rods 9 freely slide in the sliding sleeve and are installed on the flange 6.
As shown in fig. 4, each air cock 12's jet-propelled direction is located pre-buried toroidal tube 13 in radial direction and the ring frame 11 of ring frame 11, each air cock 12 all be connected to toroidal tube 13 and toroidal tube 13 with trachea 10 intercommunication, nitrogen gas enter into to toroidal tube 13 in through trachea 10, toroidal tube 13 is to each air cock 12 carries out the air feed to realize air cock 12's jet gas, for guaranteeing that air cock 12 can effectively clean the adhesion material on antenna 3 surface at the in-process that sprays nitrogen gas, all set up the injection angle of each air cock 12 to downward sloping 45, in order to satisfy and carry out good cleanness to the adhesion material on antenna 3 surface, can further prevent the crystallization, the scale deposit of adhesion material. In order to ensure that the air pipe 10 inside the storage tank can be freely extended when the ring frame 11 is lifted, the air pipe 10 should be a flexible pipe or a corrugated flexible pipe, and a sufficient length is reserved.
In this embodiment, the actuating mechanism may be a manual lifting mechanism, such as a lifting rod connected to the ring frame 11, and the lifting rod is held by hand to lift the ring frame 11.
Example 2
In order to realize that the ring frame 11 can carry out reciprocating up-and-down motion power unit including connect in bar tooth 7 on the ring frame 11, the one end and the ring frame 11 fixed connection of bar tooth 7, the other end passes ring flange 6 and set up the via hole that matches with bar tooth 7 correspondence on ring flange 6, bar tooth 7 sets the drive tooth who meshes rather than mutually, and the rotational motion of drive tooth can drive bar tooth 7 and make elevating motion, and the drive tooth is connected with speed reducer 8, promotes the moment of motor through this speed reducer 8, and speed reducer 8 is connected with the motor that drives its pivoted, and the motor is connected with and controls it and carry out positive and negative circuit, as shown in fig. 5, this positive and negative circuit includes: switch S1, switch S2, limit switch KS1 and limit switch KS2, wherein, switch S1 and switch S2 all belong to touch switch to and be equipped with limit switch KS1 and limit switch KS2 on the rising extreme position and the decline extreme position of bar tooth 7, it then stops to touch limit switch KS1 when bar tooth 7 rises to preset position, at this moment, press switch S2, it then stops to touch limit switch KS2 when bar tooth 7 descends to preset position, thereby carry out reciprocating operation.
As shown in fig. 2, the bearing device further comprises a bearing plate 5 arranged above the flange plate 6, the speed reducer 8 and the motor are mounted on the bearing plate 5, a good bearing platform is provided for the speed reducer 8 and the motor through the bearing plate 5, meanwhile, a plurality of support rods 4 are arranged between the bearing plate 5 and the flange plate 6, and the support rods 4 are uniformly distributed along the circumferential direction of the flange plate 6. Because a plurality of support rods 4 are distributed between the flange plate 6 and the bearing plate 5, on one hand, each support rod 4 can provide good protection effect for the waveguide radar liquid level meter 2; on the other hand, a good supporting effect can be provided for the carrier tray 5.
The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.
Claims (7)
1. A stirring storage tank with a waveguide radar liquid level meter comprises a tank body and is characterized by further comprising a measuring port arranged on the tank body, wherein a flange plate is arranged on the measuring port, and the waveguide radar liquid level meter is arranged on the flange plate; the waveguide radar liquid level meter comprises an antenna, and the antenna extends into the tank body; the antenna is characterized in that a ring frame is sleeved outside the antenna, the ring frame is arranged in a sliding mode along the axis direction of the antenna and is provided with a power mechanism which does reciprocating motion, a plurality of air nozzles are arranged on the side wall of the inner ring of the ring frame, each air nozzle is provided with an air pipe which supplies air to the air nozzle, and the air pipe is led out of the tank body.
2. The stirred tank with waveguide radar level gauge according to claim 1, characterized in that said antenna is provided as a horn antenna having a maximum outer diameter smaller than the inner bore diameter of said collar.
3. The stirred tank with waveguide radar level gauge according to claim 1, wherein at least two sliding rods are provided in the circumferential direction of said ring frame, each sliding rod being slidably mounted on said flange.
4. The mixing tank with the waveguide radar liquid level gauge according to claim 1, wherein the air injection direction of each air nozzle is located in the radial direction of the ring frame, a ring pipe is embedded in the ring frame, each air nozzle is connected to the ring pipe, and the ring pipe is communicated with the air pipe.
5. The mixing tank with the waveguide radar level gauge according to claim 1, wherein the power mechanism comprises a bar-shaped tooth connected to the ring frame, the bar-shaped tooth is provided with a driving tooth engaged with the bar-shaped tooth, the driving tooth is connected with a speed reducer, and the speed reducer is connected with a motor for driving the speed reducer to rotate.
6. The mixing tank with the waveguide radar level gauge according to claim 5, further comprising a bearing plate disposed above the flange plate, wherein the speed reducer and the motor are mounted on the bearing plate.
7. The mixing tank with the waveguide radar level gauge according to claim 6, wherein a plurality of support rods are arranged between the bearing plate and the flange plate, and the support rods are uniformly distributed along the circumferential direction of the flange plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921852794.9U CN211253813U (en) | 2019-10-30 | 2019-10-30 | Stirring storage tank with waveguide radar level gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921852794.9U CN211253813U (en) | 2019-10-30 | 2019-10-30 | Stirring storage tank with waveguide radar level gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211253813U true CN211253813U (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921852794.9U Active CN211253813U (en) | 2019-10-30 | 2019-10-30 | Stirring storage tank with waveguide radar level gauge |
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| CN (1) | CN211253813U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113218471A (en) * | 2021-05-28 | 2021-08-06 | 津制仪表(天津)有限公司 | 80G microwave radar level meter |
| CN115366277A (en) * | 2022-10-25 | 2022-11-22 | 镇江华扬乳胶制品有限公司 | Rubber glove raw material stirring device |
-
2019
- 2019-10-30 CN CN201921852794.9U patent/CN211253813U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113218471A (en) * | 2021-05-28 | 2021-08-06 | 津制仪表(天津)有限公司 | 80G microwave radar level meter |
| CN113218471B (en) * | 2021-05-28 | 2023-01-17 | 津制仪表(天津)有限公司 | 80G microwave radar level meter |
| CN115366277A (en) * | 2022-10-25 | 2022-11-22 | 镇江华扬乳胶制品有限公司 | Rubber glove raw material stirring device |
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