CN209432235U - Back flushing type radar level gauge - Google Patents
Back flushing type radar level gauge Download PDFInfo
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- CN209432235U CN209432235U CN201821701309.3U CN201821701309U CN209432235U CN 209432235 U CN209432235 U CN 209432235U CN 201821701309 U CN201821701309 U CN 201821701309U CN 209432235 U CN209432235 U CN 209432235U
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- pipe road
- fixedly installed
- source pipe
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Abstract
The utility model relates to level metering installation technical fields, are a kind of back flushing type radar level gauges comprising rack, Radar Signal Processing transmission mechanism, radar transmitter, radar horn mouth, radar wave receiver and blowback gas source pipe road.The utility model reasonable and compact in structure, it is only simply on the basis of original radar level gauge, go out to be additionally arranged blowback gas source pipe road in radar horn mouth, although corrective measure is simple, after the utility model, the frequency that acetylene carbide slag reception device scene radar horn mouth sizing occurs substantially reduces, and measurement accuracy greatly improves, and meets the demand of technique production, meanwhile it is simple using the utility model manufacture craft, implement it is simple and convenient, be easily achieved, low in cost；The utility model can be widely applied to the industries such as chemical industry, mining industry, cement, lime tank, storehouse material-level measure it is reliable and stable, failure rate is few, should be widely promoted.
Description
Technical field
The utility model relates to level metering installation technical fields, are a kind of back flushing type radar level gauges.
Background technique
Acetylene carbide slag reception device scene is generally measured using the bell-mouthed radar level gauge of high frequency band at present, should
Radar level gauge measurement solid storehouse material, cement powder, agstone etc. have good effect.But it is used in acetylene carbide slag and receives storehouse
Effect it is not ideal enough.Radar level gauge is the measuring instrumentss based on time stroke principle, and radar wave is a kind of special shape
Ground electromagnetic wave, radar level gauge are utilized the property of the electromagnetic wave of radar sensor sending to carry out material-level measure, pop one's head in
It issues high-frequency impulse and is propagated along horn mouth, the physical characteristic of electromagnetic wave is similar to visible light, and spread speed can be equivalent to light
Speed, electromagnetic wave tested material surface generate reflection, reflected echo-signal by instrument receiver receive, hair
It penetrates and the method for every bit all use ultrasound samplings in reflected beam is acquired, signal obtains after intelligent processor is handled
The distance between medium and probe, and distance signal is converted into level signal, it send terminal display to be shown, alarm, grasp
Make etc..If radar horn mouth sizing just will affect the transmitting of radar wave and receive so as to cause radar level gauge distortion.Second at present
Alkynes carbide slag reception device scene is blowed wet carbide slag to storehouse is received using nitrogen, is sprayed upwards receiving carbide slag inside storehouse
It penetrates, understands some carbide slag and remain in radar horn mouth nearby and then block or interfere radar level gauge to receive echo, cause
It is distorted radar level gauge.Radar level gauge is exactly removed cleaning horn mouth by conventional treatment method in response to this.And
Its distortion frequency general one week 3 times, the distortion situation of radar level gauge so frequent to process operator and service personnel all
It causes great trouble for.Radar level gauge on the market for bad working environments treating method there are two types of: select dust cover；Gas
Body purge system.It selects the method dust-proof effect of dust cover outstanding, is suitable for use in the big place of dust concentration, but be not suitable in electricity
Rock ballast receives storehouse and uses, and the slurry with moisture can be sticky in dust boot surface directly to influence the transmitting of radar wave.Gas
Purge system is to be introduced from outside into gas source to purge transmitter, guarantees that transmitter is not contaminated.But it only can guarantee transmitting
Device is not contaminated and helpless for horn mouth sizing.
Summary of the invention
The utility model provides a kind of back flushing type radar level gauge, overcomes the defects of the prior art, and can have
Effect solves the problems, such as that current radar level gauge horn mouth is easy sizing and then seriously affects metering precision.
The technical solution of the utility model is realized by following measures: a kind of back flushing type radar level gauge, including
Rack, Radar Signal Processing transmission mechanism, radar transmitter, radar horn mouth and radar wave receiver, it is solid respectively on the rack
Dingan County is equipped with Radar Signal Processing transmission mechanism, radar transmitter, radar horn mouth and radar wave receiver, in radar transmitter
Signal issuing side be fixedly installed with the radar horn mouth that can receive and propagate radar wave, the signal output of radar wave receiver
End and the signal input part of Radar Signal Processing transmission mechanism are linked together by electric signal, further include at least one it is anti-
Air blowing source capsule road, every blowback gas source pipe road are arranged at the bell-mouthed outside of radar, the outlet end on every blowback gas source pipe road
It through radar horn mouth and is fixedly installed togather, the outlet end on every blowback gas source pipe road is located at the bell-mouthed inner wall of radar
On.
Here is the further optimization and/or improvements to above-mentioned utility model technical solution:
Above-mentioned back flushing type radar level gauge further includes the blowback gas source pipe road of at least two or three.
The outlet end on above-mentioned every blowback gas source pipe road is arranged obliquely.
The outlet end on above-mentioned every blowback gas source pipe road is fixedly mounted on the bell-mouthed middle and lower part of radar.
It is respectively provided on the outlet end on above-mentioned every blowback gas source pipe road and the radar horn mouth of the bell-mouthed junction of radar
There is mounting hole, purging connector is fixedly installed in each mounting hole, the outlet end on every blowback gas source pipe road is corresponding
Purging connector be fixedly installed togather, the input end on every blowback gas source pipe road is fixedly installed with gas source connector and phase
It is logical.
Above-mentioned back flushing type radar level gauge further includes flanged plate, and the gas source connector of every blowback gas source pipe road input end includes
The input end of top connection and lower contact, every blowback gas source pipe road is fixedly installed with lower contact and communicates, and each lower contact is fixed
It is mounted on the lower end surface of corresponding aperture flanged plate, is fixedly installed on the upper surface of the flanged plate of corresponding each aperture
The top connection of top connection, corresponding each aperture is connected with lower contact.
The utility model reasonable and compact in structure, only simply on the basis of original radar level gauge, in radar
Horn mouth goes out to be additionally arranged blowback gas source pipe road, although corrective measure is simple, after the utility model, acetylene carbide slag
The frequency that reception device scene radar horn mouth sizing occurs substantially reduces, and measurement accuracy greatly improves, and meets technique production
Demand, meanwhile, it is simple using the utility model manufacture craft, implement it is simple and convenient, be easily achieved, low in cost；This is practical
It is novel can be widely applied to the industries such as chemical industry, mining industry, cement, lime tank, storehouse material-level measure it is reliable and stable, failure rate is few, value
It must be widely popularized.
Detailed description of the invention
Attached drawing 1 is the schematic view of the front view of the best embodiment of the utility model.
Coding in attached drawing is respectively as follows: 1 for Radar Signal Processing transmission mechanism, and 2 be radar transmitter, and 3 be radar loudspeaker
Mouthful, 4 be blowback gas source pipe road, and 5 be purging connector, and 6 be top connection, and 7 be lower contact, and 8 be flanged plate.
Specific embodiment
The utility model is not limited by following embodiments, can technical solution according to the present utility model and actual conditions
Determine specific embodiment.
In the present invention, for ease of description, the description of the relative positional relationship of each component is according to specification
The Butut mode of attached drawing 1 is described, such as: the positional relationship of upper and lower, left and right is the Butut according to Figure of description
Direction determines.
The utility model is further described below with reference to examples and drawings:
As shown in Fig. 1, which includes rack, Radar Signal Processing transmission mechanism 1, radar emission
Device 2, radar horn mouth 3 and radar wave receiver, are fixedly installed with Radar Signal Processing transmission mechanism 1, thunder respectively on the rack
Up to transmitter 2, radar horn mouth 3 and radar wave receiver, being fixedly installed in the signal issuing side of radar transmitter 2 can be connect
Receive and propagate the radar horn mouth 3 of radar wave, signal output end and the Radar Signal Processing transmission mechanism 1 of radar wave receiver
Signal input part is linked together by electric signal, further includes at least one blowback gas source pipe road 4, every blowback gas source pipe
Road 4 is arranged at the outside of radar horn mouth 3, and the outlet end on every blowback gas source pipe road 4 is through radar horn mouth 3 and fixed peace
It is fitted together, the outlet end on every blowback gas source pipe road 4 is located on the inner wall of radar horn mouth 3.
Rack, Radar Signal Processing transmission mechanism 1, radar transmitter 2, radar horn mouth 3 and radar wave receiver knot
Structure and mounting means are the radar level gauge in existing well-known technique, and blowback gas source pipe is fixedly mounted on radar horn mouth 3
Road 4, selection purge radar horn mouth 3 with nitrogen, and pressure in radar horn mouth 3 is made to be consistently greater than pressure inside the tank to inhibit
Calcium carbide material enters in radar horn mouth 3, to prevent its sizing on radar horn mouth 3, avoids the survey for influencing the utility model
Accuracy of measurement.Gas source can select factory air, instrument air, nitrogen according to user media property, and configure decompression current limliting dress
It sets.The conveying of carbide slag is combined with blowback, when scene needs to blow carbide slag, opens blowback gas source pipe road 4 to thunder
Just start to purge up to horn mouth 3, to economize on resources.
The utility model is to go out to be additionally arranged in radar horn mouth 3 anti-simply on the basis of original radar level gauge
Air blowing source capsule road 4, although corrective measure is simple, after the utility model, acetylene carbide slag reception device scene radar
The frequency that 3 sizing of horn mouth occurs substantially reduces, and measurement accuracy greatly improves, and meets the demand of technique production, meanwhile, it uses
The utility model manufacture craft is simple, it is simple and convenient to implement, is easily achieved, is low in cost；The utility model can be widely applied to
The industries such as chemical industry, mining industry, cement, lime tank, storehouse material-level measure it is reliable and stable, failure rate is few, should be widely promoted.
Above-mentioned back flushing type radar level gauge can be made further optimization and/or improvements according to actual needs:
As shown in Fig. 1, back flushing type radar level gauge further includes the blowback gas source pipe road 4 of at least two or three.Setting
A plurality of blowback gas source pipe road 4, blowback effect is more preferable.
As shown in Fig. 1, the outlet end on every blowback gas source pipe road 4 is arranged obliquely.It can be further ensured that radar loudspeaker
Pressure is consistently greater than pressure inside the tank to inhibit calcium carbide material to enter in radar horn mouth 3, to prevent its sizing in radar in mouth 3
On horn mouth 3.
As shown in Fig. 1, the outlet end on every blowback gas source pipe road 4 is fixedly mounted on the middle and lower part of radar horn mouth 3.Energy
Enough make source outlet close to 3 lower part of radar horn mouth, anti-purging effect is more preferable.
As shown in Fig. 1, the radar loudspeaker of the junction of the outlet end and radar horn mouth 3 on every blowback gas source pipe road 4
It is provided with mounting hole on mouthfuls 3, is fixedly installed with purging connector 5 in each mounting hole, every blowback gas source pipe road 4 goes out
The corresponding purging connector 5 in mouth end is fixedly installed togather, and the input end on every blowback gas source pipe road 4 is fixedly installed with
Gas source connector simultaneously communicates.Setting purging connector 5 and gas source connector, facilitate the installation and removal on blowback gas source pipe road 4.
As shown in Fig. 1, back flushing type radar level gauge further includes flanged plate 8, the gas of every 4 input end of blowback gas source pipe road
Source connector includes top connection 6 and lower contact 7, and the input end on every blowback gas source pipe road 4 is fixedly installed with lower contact 7 and communicates,
Each lower contact 7 is fixedly mounted on the lower end surface of corresponding aperture flanged plate 8, the flanged plate 8 of corresponding each aperture
Top connection 6 is fixedly installed on upper surface, the top connection 6 of corresponding each aperture is connected with lower contact 7.Flanged plate 8 is set, no
It is only capable of making the novel isolation inside and outside when in use of the utility model, moreover, the mounting stability on blowback gas source pipe road 4 can be increased.
The above technical characteristic constitutes the most preferred embodiment of the utility model, with stronger adaptability and best implementation
Effect can increase and decrease non-essential technical characteristic, according to actual needs to meet the needs of different situations.
Claims (13)
1. a kind of back flushing type radar level gauge, it is characterised in that including rack, Radar Signal Processing transmission mechanism, radar emission
Device, radar horn mouth and radar wave receiver are fixedly installed with Radar Signal Processing transmission mechanism, radar hair respectively on the rack
Emitter, radar horn mouth and radar wave receiver, being fixedly installed in the signal issuing side of radar transmitter can receive and pass
The radar horn mouth of radar wave is broadcast, the signal output end of radar wave receiver and the signal of Radar Signal Processing transmission mechanism input
End is linked together by electric signal, further includes at least one blowback gas source pipe road, every blowback gas source pipe road is respectively provided with
In the bell-mouthed outside of radar, the outlet end on every blowback gas source pipe road through radar horn mouth and is fixedly installed togather, often
The outlet end on blowback gas source pipe road is located on the bell-mouthed inner wall of radar.
2. back flushing type radar level gauge according to claim 1, it is characterised in that back flushing type radar level gauge further include to
The blowback gas source pipe road of few two or three.
3. back flushing type radar level gauge according to claim 1 or 2, it is characterised in that the outlet on every blowback gas source pipe road
End is arranged obliquely.
4. back flushing type radar level gauge according to claim 1 or 2, it is characterised in that the outlet on every blowback gas source pipe road
End is fixedly mounted on the bell-mouthed middle and lower part of radar.
5. back flushing type radar level gauge according to claim 3, it is characterised in that the outlet end on every blowback gas source pipe road
It is fixedly mounted on the bell-mouthed middle and lower part of radar.
6. back flushing type radar level gauge according to claim 1 or 2, it is characterised in that the outlet on every blowback gas source pipe road
It is provided with mounting hole on end and the radar horn mouth of the bell-mouthed junction of radar, is fixedly installed in each mounting hole
Connector is purged, the purging connector that the outlet end on every blowback gas source pipe road is corresponding is fixedly installed togather, in every blowback
The input end of gas source pipeline is fixedly installed with gas source connector and communicates.
7. back flushing type radar level gauge according to claim 3, it is characterised in that the outlet end on every blowback gas source pipe road
It is provided with mounting hole on the radar horn mouth of the bell-mouthed junction of radar, is fixedly installed with and blows in each mounting hole
Connector is swept, the purging connector that the outlet end on every blowback gas source pipe road is corresponding is fixedly installed togather, in every blowback air
The input end on source capsule road is fixedly installed with gas source connector and communicates.
8. back flushing type radar level gauge according to claim 4, it is characterised in that the outlet end on every blowback gas source pipe road
It is provided with mounting hole on the radar horn mouth of the bell-mouthed junction of radar, is fixedly installed with and blows in each mounting hole
Connector is swept, the purging connector that the outlet end on every blowback gas source pipe road is corresponding is fixedly installed togather, in every blowback air
The input end on source capsule road is fixedly installed with gas source connector and communicates.
9. back flushing type radar level gauge according to claim 5, it is characterised in that the outlet end on every blowback gas source pipe road
It is provided with mounting hole on the radar horn mouth of the bell-mouthed junction of radar, is fixedly installed with and blows in each mounting hole
Connector is swept, the purging connector that the outlet end on every blowback gas source pipe road is corresponding is fixedly installed togather, in every blowback air
The input end on source capsule road is fixedly installed with gas source connector and communicates.
10. back flushing type radar level gauge according to claim 6, it is characterised in that back flushing type radar level gauge further includes method
Blue plate, the gas source connector of every blowback gas source pipe road input end include top connection and lower contact, every blowback gas source pipe road into
Mouth end is fixedly installed with lower contact and communicates, and each lower contact is fixedly mounted on the lower end surface of corresponding aperture flanged plate
On, top connection is fixedly installed on the upper surface of the flanged plate of corresponding each aperture, the top connection of corresponding each aperture connects under
Head is connected.
11. back flushing type radar level gauge according to claim 7, it is characterised in that back flushing type radar level gauge further includes method
Blue plate, the gas source connector of every blowback gas source pipe road input end include top connection and lower contact, every blowback gas source pipe road into
Mouth end is fixedly installed with lower contact and communicates, and each lower contact is fixedly mounted on the lower end surface of corresponding aperture flanged plate
On, top connection is fixedly installed on the upper surface of the flanged plate of corresponding each aperture, the top connection of corresponding each aperture connects under
Head is connected.
12. back flushing type radar level gauge according to claim 8, it is characterised in that back flushing type radar level gauge further includes method
Blue plate, the gas source connector of every blowback gas source pipe road input end include top connection and lower contact, every blowback gas source pipe road into
Mouth end is fixedly installed with lower contact and communicates, and each lower contact is fixedly mounted on the lower end surface of corresponding aperture flanged plate
On, top connection is fixedly installed on the upper surface of the flanged plate of corresponding each aperture, the top connection of corresponding each aperture connects under
Head is connected.
13. back flushing type radar level gauge according to claim 9, it is characterised in that back flushing type radar level gauge further includes method
Blue plate, the gas source connector of every blowback gas source pipe road input end include top connection and lower contact, every blowback gas source pipe road into
Mouth end is fixedly installed with lower contact and communicates, and each lower contact is fixedly mounted on the lower end surface of corresponding aperture flanged plate
On, top connection is fixedly installed on the upper surface of the flanged plate of corresponding each aperture, the top connection of corresponding each aperture connects under
Head is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821701309.3U CN209432235U (en) | 2018-10-19 | 2018-10-19 | Back flushing type radar level gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821701309.3U CN209432235U (en) | 2018-10-19 | 2018-10-19 | Back flushing type radar level gauge |
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| Publication Number | Publication Date |
|---|---|
| CN209432235U true CN209432235U (en) | 2019-09-24 |
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ID=67967250
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821701309.3U Active CN209432235U (en) | 2018-10-19 | 2018-10-19 | Back flushing type radar level gauge |
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| Country | Link |
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| CN (1) | CN209432235U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112268598A (en) * | 2020-11-04 | 2021-01-26 | 安徽安广电气有限公司 | Radar level meter with sweep function |
-
2018
- 2018-10-19 CN CN201821701309.3U patent/CN209432235U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112268598A (en) * | 2020-11-04 | 2021-01-26 | 安徽安广电气有限公司 | Radar level meter with sweep function |
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