CN216225868U - Automatic blowing device of silo level meter - Google Patents
Automatic blowing device of silo level meter Download PDFInfo
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- CN216225868U CN216225868U CN202122590652.3U CN202122590652U CN216225868U CN 216225868 U CN216225868 U CN 216225868U CN 202122590652 U CN202122590652 U CN 202122590652U CN 216225868 U CN216225868 U CN 216225868U
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Abstract
The utility model discloses an automatic blowing device of a silo level gauge, which comprises a silo body, a radar level gauge, a fixed slide rail, a front baffle, a ventilation slide block, a three-way blowing pipe, an air pipe, an electromagnetic valve and an air cylinder, wherein the radar level gauge is arranged on the silo body; the fixed slide rail is arranged on the inner wall of the top of the silo; the fixed slide rail is vertical to the inner wall; the fixed slide rail is of a frame-shaped structure, and two sides of the frame-shaped structure are provided with rails; the front end of the fixed slide rail is provided with a front baffle; a radar level gauge is fixed in the middle of the front end of the fixed slide rail; the rail body of the fixed slide rail is provided with a ventilation slide block; the ventilation sliding block is provided with a three-way blowing pipe from top to bottom in a through way; the back of the ventilation sliding block is provided with an air inlet; an air inlet channel is arranged at the position of the three-way blowing pipe corresponding to the air inlet; an air cylinder is fixed on the outer wall of the silo body; the telescopic end of the cylinder penetrates into the silo and is connected with the ventilation sliding block; the air inlet of the ventilation sliding block is communicated with an air source of compressed air through an air pipe.
Description
Technical Field
The utility model relates to the technical field of pulverized coal silos, in particular to an automatic injection device of a silo level gauge.
Background
The radar level gauge adopts a microwave pulse measuring method, can be normal in the industrial frequency wave band range, has low wave beam energy, can be installed in various metal and nonmetal containers or pipelines, and can carry out non-contact continuous measurement on the level of liquid, slurry and granular materials. The method is suitable for occasions with large changes of dust, temperature and pressure and the existence of inert gases and steam.
Silos are warehouses that store bulk materials. The industrial silo is used for storing bulk materials such as coke, cement, salt, sugar and the like. The manufacturing cost of the mechanized silo is about 1/3 higher than that of the mechanized house type silo, but the loading and unloading process of the materials can be shortened, the operation and maintenance cost can be reduced, the heavy bag-packing operation can be eliminated, and the mechanized and automatic operation can be facilitated. In order to facilitate the detection of the internal material, silos are often equipped with radar level gauges at the top of the silo. However, the silo filled with pulverized coal often fluctuates due to the fact that the concentration of the pulverized coal in the silo is too high, and then the actual coal quantity of the silo level meter is influenced, so that the production process is influenced.
The utility model has the following contents:
according to the defects of the prior art, the utility model provides the automatic injection device of the bin level indicator, which can form a planar injection area on the area where the radar level indicator is located while cleaning in an injection mode, reduce the concentration of pulverized coal near the radar level indicator and reduce the interference near the radar level indicator during detection.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
an automatic blowing device of a silo level gauge comprises a silo body, a radar level gauge, a fixed slide rail, a front baffle, a ventilation slide block, a three-way blowing pipe, an air pipe, an electromagnetic valve and an air cylinder; the fixed slide rail is arranged on the inner wall of the top of the silo; the fixed slide rail is vertical to the inner wall; the fixed slide rail is of a frame-shaped structure, and two sides of the frame-shaped structure are provided with rails; the front end of the fixed slide rail is provided with a front baffle; a radar level gauge is fixed in the middle of the front end of the fixed slide rail; the rail body of the fixed slide rail is provided with a ventilation slide block; the ventilation sliding block is provided with a three-way blowing pipe from top to bottom in a through way; the back of the ventilation sliding block is provided with an air inlet; an air inlet channel is arranged at the position of the three-way blowing pipe corresponding to the air inlet; an air cylinder is fixed on the outer wall of the silo body; the telescopic end of the cylinder penetrates into the silo and is connected with the ventilation sliding block; the air inlet of the ventilation sliding block is communicated with an air source of compressed air through an air pipe.
Preferably, two ends of the three-way blowing pipe are of U-shaped bending structures, and the bending parts are blown at the middle positions corresponding to the fixed slide rails; and the pipe wall of one side of the three-way blowing pipe close to the fixed slide rail is uniformly provided with blowing holes.
Preferably, the three-way blowing pipe is in a bilateral symmetry structure, and moves through the ventilation sliding block and is communicated with an air source.
Preferably, the connecting position of the air pipe and the air source is provided with an on-off valve.
Preferably, a protective cover is arranged above the fixed slide rail; the protective cover is fixed with the side wall of the silo body.
Preferably, an air inlet and an air outlet of the air cylinder are connected with an electromagnetic valve; the electromagnetic valve is fixed on the top of the protective cover.
Preferably, the cylinder is fixed to the outer wall of the silo body by a fixing bracket.
The utility model discloses an automatic blowing device of a silo level meter, which has the following beneficial effects:
1. the device controls the back-and-forth movement of the blowing mechanism through the air cylinder to form a blowing area.
2. The three-way injection pipe of the device can inject from the top, the bottom and the side in three directions, and the injection pipe is provided with two parts, so that the injection area is increased, and the injection dead angle is reduced.
Description of the 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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the protective cover of the present invention.
Fig. 3 is a schematic view of the internal structure of the shield according to the present invention.
FIG. 4 is a schematic view of the disassembled top view of the protective cover of the present invention
In the figure, a silo body 1, a radar level gauge 2, a fixed slide rail 3, a front baffle 4, a ventilation slide block 5, a three-way blowing pipe 6, an air pipe 7, an electromagnetic valve 8, an air cylinder 9, a protective cover 10 and a fixed support 11.
The specific implementation mode is as follows:
as shown in fig. 1-4, an automatic blowing device of a silo level gauge comprises a silo body 1, a radar level gauge 2, a fixed slide rail 3, a front baffle 4, a ventilation slide block 5, a three-way blowing pipe 6, an air pipe 7, an electromagnetic valve 9 and an air cylinder 9; the fixed slide rail 3 is arranged on the inner wall of the top of the silo; the fixed slide rail 3 is vertical to the inner wall, so that the detection of the radar level gauge 2 is not influenced; the fixed slide rail 3 is of a frame-shaped structure, and two sides of the frame-shaped structure are provided with rails; the front end of the fixed slide rail 3 is provided with a front baffle 4. The front baffle 4 limits the maximum moving distance of the ventilation slide block 5; a radar level gauge 2 is fixed in the middle of the front end of the fixed slide rail 3; the rail body of the fixed slide rail 3 is provided with a ventilation slide block 5; the ventilation slide block 5 is provided with a three-way blowing pipe 6 from top to bottom; two ends of the three-way blowing pipe 6 are in a U-shaped bending structure, and the bending part is blown at the position corresponding to the middle part of the fixed slide rail 3; the three-way blowing pipe 6 is provided with blowing holes uniformly arranged on the pipe wall close to one side of the fixed slide rail 3; the three-way blowing pipe 6 is of a bilateral symmetry structure and moves through the ventilation slide block 5 and is communicated with an air source.
As shown in fig. 1-4, a protective cover 10 is arranged above the fixed slide rail 3; the protective cover 10 is fixed with the side wall of the silo body 1, and the protective cover 10 plays a certain role in protecting the device; the back of the ventilation sliding block 5 is provided with an air inlet, the position of the three-way blowing pipe 6, which corresponds to the air inlet, is provided with an air inlet channel, compressed air enters from the air inlet and then enters from the inside of the three-way blowing pipe 6, and then directional blowing is carried out according to the position of a blowing hole of the blowing pipe; an air cylinder 9 is fixed on the outer wall of the silo body 1; the telescopic end of the cylinder 9 penetrates into the silo and is connected with the ventilation sliding block 5, and the cylinder 9 is used for driving the ventilation sliding block 5 to move on the fixed slide rail 3; an air inlet and an air outlet of the air cylinder 9 are connected to the electromagnetic valve 9, the electromagnetic valve 9 is controlled through plc, and plc control is the existing control technology or can be operated through manually controlling the electromagnetic valve 9; the electromagnetic valve 9 is fixed on the top of the protective cover 10; the cylinder 9 is fixed with the outer wall of the silo body 1 through a fixing support 11, so that the stability of the cylinder 9 is ensured; an air inlet of the ventilation sliding block 5 is communicated with an air source of compressed air through an air pipe 7, an on-off valve is arranged at the connecting position of the air pipe 7 and the air source, the air source can be directly closed under the condition of not needing blowing, and the power supply of the electromagnetic valve 9 is cut off; it should be noted that, since the ventilation slider 5 needs to be moved, the air tube 7 needs to be provided with a sufficient length of movement inside the protection mask 10, in the air tube 7. The ventilation sliding block 5 can be matched in a mode of clamping and fixing the sliding rail 3 by a roller for smooth movement; the above-mentioned fixing methods are all welded or screwed by means of the common technical means of those skilled in the art, if they are not separately described.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. An automatic blowing device of a silo level gauge is characterized by comprising a silo body, a radar level gauge, a fixed slide rail, a front baffle, a ventilation slide block, a three-way blowing pipe, an air pipe, an electromagnetic valve and an air cylinder; the fixed slide rail is arranged on the inner wall of the top of the silo; the fixed slide rail is vertical to the inner wall; the fixed slide rail is of a frame-shaped structure, and two sides of the frame-shaped structure are provided with rails; the front end of the fixed slide rail is provided with a front baffle; a radar level gauge is fixed in the middle of the front end of the fixed slide rail; the rail body of the fixed slide rail is provided with a ventilation slide block; the ventilation sliding block is provided with a three-way blowing pipe from top to bottom in a through way; the back of the ventilation sliding block is provided with an air inlet; an air inlet channel is arranged at the position of the three-way blowing pipe corresponding to the air inlet; an air cylinder is fixed on the outer wall of the silo body; the telescopic end of the cylinder penetrates into the silo and is connected with the ventilation sliding block; the air inlet of the ventilation sliding block is communicated with an air source of compressed air through an air pipe.
2. The automatic blowing device of the silo level meter of claim 1, characterized in that: two ends of the three-way blowing pipe are in U-shaped bending structures, and the bending parts are blown at the middle positions corresponding to the fixed slide rails; and the pipe wall of one side of the three-way blowing pipe close to the fixed slide rail is uniformly provided with blowing holes.
3. The automatic blowing device of claim 2, characterized in that: the three-way blowing pipe is of a bilateral symmetry structure and moves through the ventilation sliding block and is communicated with an air source.
4. The automatic blowing device of the silo level meter of claim 1, characterized in that: and an on-off valve is arranged at the connecting position of the air pipe and the air source.
5. The automatic blowing device of the silo level meter of claim 1, characterized in that: a protective cover is arranged above the fixed slide rail; the protective cover is fixed with the side wall of the silo body.
6. The automatic blowing device of the silo level meter of claim 1 or 5, characterized in that: an air inlet and an air outlet of the air cylinder are connected with an electromagnetic valve; the electromagnetic valve is fixed on the top of the protective cover.
7. The automatic blowing device of claim 6, characterized in that: the cylinder is fixed with the outer wall of the silo body through a fixing support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122590652.3U CN216225868U (en) | 2021-10-26 | 2021-10-26 | Automatic blowing device of silo level meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122590652.3U CN216225868U (en) | 2021-10-26 | 2021-10-26 | Automatic blowing device of silo level meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216225868U true CN216225868U (en) | 2022-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122590652.3U Active CN216225868U (en) | 2021-10-26 | 2021-10-26 | Automatic blowing device of silo level meter |
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| Country | Link |
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| CN (1) | CN216225868U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115338189A (en) * | 2022-08-15 | 2022-11-15 | 内蒙古蒙达发电有限责任公司 | Cleaning device of ultrasonic level meter probe for stock bin |
-
2021
- 2021-10-26 CN CN202122590652.3U patent/CN216225868U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115338189A (en) * | 2022-08-15 | 2022-11-15 | 内蒙古蒙达发电有限责任公司 | Cleaning device of ultrasonic level meter probe for stock bin |
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