CN209131785U - A kind of radar levelmeter and its antenna - Google Patents
A kind of radar levelmeter and its antenna Download PDFInfo
- Publication number
- CN209131785U CN209131785U CN201821929357.8U CN201821929357U CN209131785U CN 209131785 U CN209131785 U CN 209131785U CN 201821929357 U CN201821929357 U CN 201821929357U CN 209131785 U CN209131785 U CN 209131785U
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- antenna
- metal body
- metal shell
- metal
- lens
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Abstract
The utility model provides a kind of radar levelmeter and its antenna.Radar levelmeter includes antenna and lens, and guided wave access is formed in antenna, and lens are fixed on the lower end of antenna.The antenna of radar levelmeter includes metal body and non-metal shell, and non-metal shell, which covers, is belonging to originally external, and guided wave access is equipped in metal body.The non-metal shell that antenna provided by the embodiment of the utility model includes metal body and is set in outside metal body, advantageously reduces the weight of antenna, improves the processing efficiency of antenna, reduces the cost of antenna.
Description
Technical field
The utility model relates to level meter field, especially a kind of radar levelmeter and its antenna.
Background technique
The electromagnetic horn of existing radar levelmeter is mostly made of metal, and the heavier-weight of electromagnetic horn is caused, and
Complex-shaped due to electromagnetic horn, leading to electromagnetic horn, processing efficiency is low, processes bothersome and at high cost.
Utility model content
In order to solve the above-mentioned technical problem, the utility model embodiment provides a kind of antenna of radar levelmeter, the day
The weight saving of line, it is high in machining efficiency, reduce the manufacturing cost of antenna and radar levelmeter.
In order to reach the purpose of this utility model, the technical solution that the utility model is taken is as follows:
The utility model embodiment provides a kind of antenna of radar levelmeter, and the antenna includes metal body and Fei Jin
Belong to shell, the non-metal shell covers outside the metal body, and guided wave access is equipped in the metal body.
The utility model embodiment additionally provides a kind of radar levelmeter, including antenna and lens, and the antenna is above-mentioned
Antenna, the lens are fixed on the lower end of the antenna.
The technical solution of the utility model compared with prior art, has the following beneficial effects:
Antenna provided by the embodiment of the utility model includes metal body and non-metal shell, reduces metal material
Dosage, alleviate the weight of antenna；Since non-metal shell is covered on the outside of metal body, electromagnetic wave will not influence in metal
Normal conduction in the guided wave access of body interior, and can be by being processed to non-metal shell, to meet the shape need of antenna
It wants.It is more convenient to nonmetallic materials progress Machining for complicated contour compared to the contour machining for carrying out complexity to metal material, it mentions
The high processing efficiency of antenna, saves process time.Therefore, antenna weights provided by the embodiment of the utility model are light, processing
It is high-efficient, it is at low cost.
Radar levelmeter provided by the embodiment of the utility model makes the manufacture of radar levelmeter entirety using above-mentioned antenna
Cost reduces, weight saving, and processing efficiency improves.
Other features and advantages of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood and implementing the utility model.The purpose of this utility model and other advantages can pass through
Specifically noted structure is achieved and obtained in the specification, claims and drawings.
Detailed description of the invention
Attached drawing is used to provide to further understand technical solutions of the utility model, and constitutes part of specification,
It is used to explain the technical solution of the utility model together with embodiments herein, not constitute to technical solutions of the utility model
Limitation.
Fig. 1 is the schematic cross-sectional view of radar levelmeter described in the utility model embodiment；
Fig. 2 is the enlarged diagram of the portion A structure in Fig. 1；
Fig. 3 is the decomposition texture schematic diagram of radar levelmeter described in the utility model embodiment.
Wherein, the relationship in Fig. 1-Fig. 3 between appended drawing reference and component names are as follows:
1- antenna, 11- metal body, 111- guided wave access, 112- inner peripheral surface, 12- non-metal shell, 121- wind-guiding are logical
Road, 122- protrusion, 1221- inner peripheral surface, 2- lens, 21- wind guide tank, 3- retaining ring, 4- first seal.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below in conjunction with attached drawing to this
The embodiment of utility model is described in detail.It should be noted that in the absence of conflict, embodiment in the application and
Feature in embodiment can mutual any combination.
The utility model embodiment provides a kind of antenna 1 of radar levelmeter, as shown in Figure 1, including metal body 11
With non-metal shell 12,12 sets of non-metal shell outside metal body 11, are equipped with guided wave access 111 in metal body 11.
Antenna 1 provided by the embodiment of the utility model includes metal body 11 and non-metal shell 12, non-metal shell
12 are set in outside metal body 11.The antenna 1 reduces the dosage of metal material, alleviates the weight of antenna 1.Due to there is non-gold
Belong to shell 12 and be covered on the outside of metal body 11, will not influence electromagnetic wave in the guided wave access 111 inside metal body 11 just
Often conduction, and can be by being processed to non-metal shell 12, to meet the shape needs of antenna 1.Compared to metal material
Complicated contour machining is carried out, it is more convenient to nonmetallic materials progress Machining for complicated contour, improve the processing effect of antenna 1
Rate saves process time.Therefore, antenna 1 provided by the embodiment of the utility model is light-weight, high in machining efficiency, at low cost.
Optionally, non-metal shell 12 and the injection molding of metal body 11 are fixed.
The non-metal shell 12 and metal body 11 of antenna 1 are fixed by injection molding, simple process and low cost, and fixed
It is firm, the job requirement of radar levelmeter can be met.
Optionally, the material of metal body 11 is aluminium alloy or kirsite or stainless steel (such as 316L).
Aluminium alloy or kirsite or stainless steel guarantee electromagnetic wave can it is smooth by while, also have that quality is light, corrosion resistant
Erosion, cheap advantage, can effectively reduce the weight of antenna 1, improve the service life of antenna, and it is whole to reduce radar levelmeter
Cost.
Optionally, non-metal shell 12 is plastic shell or rubbery outer cover.
Plastic shell or rubbery outer cover processing performance are good, can be by injection molding to metal body 11 outside, advantageously reduce
The process time of antenna 1 improves the processing efficiency of antenna 1.
Optionally, as depicted in figs. 1 and 2, the lower end of non-metal shell 12 has the lower end for protruding from metal body 11
Protrusion 122.
The protrusion 122 of non-metal shell 12 can be used for mounted lens 2 and retaining ring 3, and lens 2 are fixed on antenna 1 by retaining ring 3
Guided wave access 111 outlet side, the lower flat of retaining ring 3 and the lower end surface of non-metal shell 12 are remained basically stable.
Optionally, as shown in Fig. 2, the inner peripheral surface 1221 of protrusion 122 is depressed in the inner peripheral surface 112 of metal body 11.
The inner peripheral surface 1221 of protrusion 122 is depressed in the inner peripheral surface 112 of metal body 11, the i.e. inner peripheral surface of protrusion 122
1221 diameter is greater than the diameter of the inner peripheral surface 112 of metal body 11, enable lens 2 and guided wave access 111 it is entire go out
Mouth is completely corresponding, so that electromagnetic wave reduces the scattering of electromagnetic wave around by the injection of lens 2 permeable after guided wave access 11,
Reflection of the protrusion 122 to electromagnetic wave is reduced, the measurement accuracy of radar levelmeter is improved.
Optionally, as shown in Fig. 2, non-metal shell 12 is equipped with air-guiding aisle 121.
Optionally, the air outlet of air-guiding aisle 121 is set on the inner peripheral surface 1221 of protrusion 122.
The lens 2 being mounted in the protrusion 122 of non-metal shell 12 are equipped with wind guide tank 21, set on non-metal shell 12
There is air-guiding aisle 121, and the air outlet of air-guiding aisle 121 is set on the inner peripheral surface 1221 of protrusion 122, is convenient for wind guide tank 21
It is connected to air-guiding aisle 121.
Wind guide tank 21 on lens 2 is connected with the air-guiding aisle 121 on non-metal shell 12, for purging lens 2
Surface avoids 2 surface of lens from accumulating dust, influences radar levelmeter normal work and precise measurement.
Optionally, as shown in Figure 1, antenna 1 can be electromagnetic horn, guided wave access 111 can be tapered.
Optionally, guided wave access can be cylindrical.
The utility model embodiment additionally provides a kind of radar levelmeter, as shown in figures 1 and 3, including antenna 1 and lens
2, antenna 1 is above-mentioned antenna 1, and lens 2 are fixed on the lower end of antenna 1.
Radar levelmeter provided by the embodiment of the utility model makes the manufacture of radar levelmeter entirety using above-mentioned antenna 1
Cost substantially reduces, weight saving, and processing efficiency improves.
Optionally, the protrusion 122 of lens 2 and antenna 1 is fixed.
As depicted in figs. 1 and 2, lens 2 and the protrusion 122 of 12 lower end of non-metal shell are fixed by retaining ring 3, and lens
2 upper surface and the lower end surface of metal body 11 abut against.
Optionally, retaining ring 3 is nonmetallic retaining ring, such as can be plastic cement retaining ring.
Optionally, sealing element is equipped between lens 2 and antenna 1, sealing element includes in first seal and second seal
At least one, wherein first seal is arranged between the outer side surface of lens 2 and the interior sidewall surface of non-metal shell 12,
Second seal is arranged between the upper surface of lens 2 and the lower end surface of metal body 11.
Sealing element, which is arranged, can guarantee the leakproofness of lens 2 with antenna 1, avoid external dust, etchant gas etc. from junction
Into inside radar levelmeter, the normal accurate work of radar levelmeter is interfered, the service life of radar levelmeter is influenced.
As depicted in figs. 1 and 2, setting two the between the outer side surface of lens 2 and the interior sidewall surface of non-metal shell 12
One sealing element 4.
In description in the present invention, it should be noted that the orientation of the instructions such as term " on ", "lower" or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The structure of indication or suggestion meaning has specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of utility model.
Although embodiment disclosed by the application is as above, the content only for ease of understanding the application and use
Embodiment is not limited to the application.Technical staff in any the application fields, is taken off not departing from the application
Under the premise of the spirit and scope of dew, any modification and variation, but the application can be carried out in the form and details of implementation
Scope of patent protection, still should be subject to the scope of the claims as defined in the appended claims.
Claims (10)
1. a kind of antenna of radar levelmeter, it is characterised in that: the antenna includes metal body and non-metal shell, described non-
Metal shell covers outside the metal body, and guided wave access is equipped in the metal body.
2. antenna according to claim 1, it is characterised in that: the non-metal shell and metal body injection molding are solid
It is fixed.
3. antenna according to claim 1, it is characterised in that: the material of the metal body be aluminium alloy or kirsite or
Stainless steel.
4. antenna according to claim 1, it is characterised in that: the non-metal shell is plastic shell or rubbery outer cover.
5. antenna described in any one of -4 according to claim 1, it is characterised in that: the lower end of the non-metal shell has convex
The inner circumferential of the metal body is depressed in for the inner peripheral surface of the protrusion of the lower end of the metal body, and the protrusion
Face.
6. antenna described in any one of -4 according to claim 1, it is characterised in that: the non-metal shell is logical equipped with wind-guiding
Road.
7. antenna according to claim 5, it is characterised in that: the non-metal shell is equipped with air-guiding aisle, and described
The air outlet of air-guiding aisle is set on the inner peripheral surface of the protrusion.
8. antenna described in any one of -4 according to claim 1, it is characterised in that: the antenna is electromagnetic horn, described to lead
Wave access is tapered；
Alternatively, the guided wave access is cylindrical.
9. a kind of radar levelmeter, including antenna and lens, it is characterised in that: the antenna is any one of claim 1-8
The antenna, the lens are fixed on the lower end of the antenna.
10. radar levelmeter according to claim 9, it is characterised in that: the protrusion of the lens and the antenna is solid
It is fixed.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821929357.8U CN209131785U (en) | 2018-11-21 | 2018-11-21 | A kind of radar levelmeter and its antenna |
| PCT/CN2019/088586 WO2020103416A1 (en) | 2018-11-21 | 2019-05-27 | Horn antenna and radar level meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821929357.8U CN209131785U (en) | 2018-11-21 | 2018-11-21 | A kind of radar levelmeter and its antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209131785U true CN209131785U (en) | 2019-07-19 |
Family
ID=67246376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821929357.8U Active CN209131785U (en) | 2018-11-21 | 2018-11-21 | A kind of radar levelmeter and its antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209131785U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110595566A (en) * | 2019-09-10 | 2019-12-20 | 北京古大仪表有限公司 | Radar antenna and radar level meter |
-
2018
- 2018-11-21 CN CN201821929357.8U patent/CN209131785U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110595566A (en) * | 2019-09-10 | 2019-12-20 | 北京古大仪表有限公司 | Radar antenna and radar level meter |
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