CN216746485U - Waveguide antenna combination device for non-contact microwave temperature measuring device - Google Patents
Waveguide antenna combination device for non-contact microwave temperature measuring device Download PDFInfo
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- CN216746485U CN216746485U CN202220430644.4U CN202220430644U CN216746485U CN 216746485 U CN216746485 U CN 216746485U CN 202220430644 U CN202220430644 U CN 202220430644U CN 216746485 U CN216746485 U CN 216746485U
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Abstract
The utility model provides a waveguide antenna combination device for a non-contact microwave temperature measuring device. The waveguide antenna combination device comprises a waveguide device and an antenna device; the signal receiving end of the waveguide device faces the inner concave surface of the antenna device and is used for receiving microwave signals of the antenna device; and the signal output end of the waveguide device is connected with the microwave signal input end of the host of the non-contact microwave temperature measuring device. The waveguide antenna combination device has the characteristics of small loss, high temperature resistance and the like.
Description
Technical Field
The utility model provides a waveguide antenna combination device for a non-contact microwave temperature measuring device, and belongs to the technical field of temperature measurement.
Background
When the temperature is measured by using the penetrability non-contact temperature measuring device, the antenna is connected with the host machine through a common coaxial line or a high-temperature-resistant coaxial line, so that a microwave signal received by the antenna is transmitted to the host machine through the coaxial line. The coaxial line has the following defects: 1. the common coaxial signal line is not high temperature resistant, and the high temperature resistant signal line has high cost. 2. The coaxial signal line has large signal attenuation and is not suitable for long-distance signal transmission. When the signal transmission distance is long, the accuracy of the measured temperature is affected due to signal attenuation.
SUMMERY OF THE UTILITY MODEL
The utility model provides a waveguide antenna combination device for a non-contact microwave temperature measuring device, which utilizes a waveguide as a connecting part of an antenna and a host of the temperature measuring device, ensures that microwave signals received by the antenna can be stably transmitted to the host with low loss, also solves the problem that the components are damaged by high temperature, effectively improves the temperature measuring precision of the temperature measuring device, and adopts the following technical scheme:
a waveguide antenna combination device for a non-contact microwave temperature measuring device comprises a waveguide device 1 and an antenna device 2; the signal receiving end of the waveguide device 1 faces the inner concave surface of the antenna device 2 and is used for receiving microwave signals of the antenna device 2; and the signal output end of the waveguide device 1 is connected with the microwave signal input end of a host 3 of the non-contact microwave temperature measuring device.
Further, the concave surface of the antenna device 2 is opposite to the glass window of the non-contact microwave temperature measuring device.
Furthermore, the waveguide device comprises a hard waveguide, a soft waveguide, an H-face curved waveguide and a coaxial variable waveguide which are combined through a waveguide connecting piece.
Further, the waveguide device comprises a first hard waveguide 11, a soft waveguide 12, a second hard waveguide 13, an H-face curved waveguide 14 and a coaxial variable waveguide 15.
Further, the first hard waveguide 11 faces an inner concave surface of the antenna device 2; the first hard waveguide 11 is connected with the soft waveguide 12 through a waveguide connector; the soft waveguide 12 is connected with the second hard waveguide 13 through a waveguide connector; the second hard waveguide 13 is connected with the H-shaped curved waveguide 14 through a waveguide connector; the H-face bent waveguide 14 is connected with the coaxial variable waveguide 15 through a waveguide connecting piece; the coaxial variable waveguide 15 is connected with the microwave signal input end of the host 3 of the non-contact microwave temperature measuring device.
Further, the vertical distance between the signal receiving end of the waveguide and the host 3 of the contact type microwave temperature measuring device is not less than 10 cm.
Further, the range of the left-right adjustment angle of the antenna device in the horizontal direction is as follows: the left and the right are respectively in an amplitude range of 80 degrees.
Further, the up-down angle adjustment range of the antenna device in the vertical direction is as follows: the upper and lower 80 degree amplitude ranges.
The utility model has the beneficial effects that:
the waveguide antenna combination device for the non-contact microwave temperature measuring device adopts the waveguide as signal transmission between the antenna and the host when the penetrable non-contact temperature measuring device is used in a high-temperature state, and because the waveguide is of a metal structure and is high-temperature resistant, the adverse effect of high temperature on a transmission component can be reduced in the microwave signal transmission process, so that the stability and the accuracy of signal transmission are improved, the host can obtain stable and low-loss microwave signals, and the damage of the high temperature on transmission signal lines can be effectively eliminated. Meanwhile, the cost can be effectively reduced, the signal transmission distance is increased, and the microwave signal accurate and effective transmission of the remote non-contact microwave temperature measurement can be effectively realized.
Drawings
FIG. 1 is a schematic structural diagram of a waveguide antenna assembly according to the present invention;
(1, waveguide device; 2, antenna device; 3, host; 11, first hard waveguide; 12, soft waveguide; 13, second hard waveguide; 14, H-plane bend waveguide; 15, coaxial change waveguide).
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
A waveguide antenna combination device for a non-contact microwave temperature measuring device is disclosed, as shown in figure 1, and comprises a waveguide device 1 and an antenna device 2; the signal receiving end of the waveguide device 1 faces the inner concave surface of the antenna device 2 and is used for receiving microwave signals of the antenna device 2; and the signal output end of the waveguide device 1 is connected with the microwave signal input end of a host 3 of the non-contact microwave temperature measuring device.
The concave surface of the antenna device 2 is opposite to the glass window of the non-contact microwave temperature measuring device. The waveguide device comprises a hard waveguide, a soft waveguide, an H-face curved waveguide and a coaxial variable waveguide which are combined through a waveguide connecting piece.
The waveguide device comprises a first hard waveguide 11, a soft waveguide 12, a second hard waveguide 13, an H-face bent waveguide 14 and a coaxial variable waveguide 15. The first hard waveguide 11 faces an inner concave surface of the antenna device 2; the first hard waveguide 11 is connected with the soft waveguide 12 through a waveguide connector; the soft waveguide 12 is connected with the second hard waveguide 13 through a waveguide connector; the second hard waveguide 13 is connected with the H-shaped curved waveguide 14 through a waveguide connector; the H-face bent waveguide 14 is connected with the coaxial variable waveguide 15 through a waveguide connecting piece; the coaxial variable waveguide 15 is connected with the microwave signal input end of the host 3 of the non-contact microwave temperature measuring device.
The vertical distance between the signal receiving end of the waveguide and the host 3 of the contact type microwave temperature measuring device is not less than 10 cm. The antenna device is characterized in that the left and right adjusting angle ranges in the horizontal direction are as follows: the left and the right are respectively in an amplitude range of 80 degrees. The up-down angle adjusting range of the antenna device in the vertical direction is as follows: the upper and lower 80 degree amplitude ranges. The adjustment flexibility of the antenna device can be improved by setting the angle adjustment range in the horizontal direction and the vertical direction of the antenna device.
The waveguide antenna composite set for non-contact microwave temperature measuring device that this embodiment provided, under high temperature state, when using penetrability non-contact temperature measuring device, adopt the waveguide as signal transmission between antenna and host computer, because the waveguide is metallic structure and high temperature resistant, can reduce the harmful effects of high temperature to transmission part in microwave signal transmission process, and then improve signal transmission's stability and accuracy, and then make the host computer obtain stable, low-loss microwave signal, and can effectively eliminate the harm of high temperature to transmission signal line. Meanwhile, the cost can be effectively reduced, the signal transmission distance is increased, and the microwave signal accurate and effective transmission of the remote non-contact microwave temperature measurement can be effectively realized.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. A waveguide antenna combination device for a non-contact microwave temperature measuring device is characterized by comprising a waveguide device (1) and an antenna device (2); the signal receiving end of the waveguide device (1) faces the inner concave surface of the antenna device (2); and the signal output end of the waveguide device (1) is connected with the microwave signal input end of a host (3) of the non-contact microwave temperature measuring device.
2. The waveguide antenna assembly according to claim 1, wherein the inner concave surface of the antenna device (2) is opposite to the glass window of the non-contact microwave thermometry device.
3. The waveguide antenna assembly as claimed in claim 1, wherein the waveguide device comprises a combination of a hard waveguide, a soft waveguide, an H-bend waveguide and a coaxial waveguide via a waveguide connector.
4. A waveguide antenna combination according to claim 3, characterized in that the waveguide arrangement comprises a first hard waveguide (11), a soft waveguide (12), a second hard waveguide (13), an H-plane bend waveguide (14) and a coaxial transition waveguide (15).
5. The waveguide antenna assembly according to claim 4, characterized in that the first rigid waveguide (11) subtends an inner concave surface of the antenna device (2); the first hard waveguide (11) is connected with the soft waveguide (12) through a waveguide connector; the soft waveguide (12) is connected with the second hard waveguide (13) through a waveguide connecting piece; the second hard waveguide (13) is connected with the H-shaped curved waveguide (14) through a waveguide connecting piece; the H-face bent waveguide (14) is connected with the coaxial variable waveguide (15) through a waveguide connecting piece; the coaxial variable waveguide (15) is connected with the microwave signal input end of the host (3) of the non-contact microwave temperature measuring device.
6. The waveguide antenna assembly according to claim 1, wherein the vertical distance between the signal receiving end of the waveguide and the main machine (3) of the contact microwave temperature measuring device is not less than 10 cm.
7. The waveguide antenna assembly as claimed in claim 1, wherein the range of the left and right adjustment angles of the antenna assembly in the horizontal direction is: the left and the right are respectively in an amplitude range of 80 degrees.
8. The waveguide antenna assembly as claimed in claim 1, wherein the vertical adjustment angle of the antenna assembly is: the upper and lower 80 degree amplitude ranges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220430644.4U CN216746485U (en) | 2022-03-01 | 2022-03-01 | Waveguide antenna combination device for non-contact microwave temperature measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220430644.4U CN216746485U (en) | 2022-03-01 | 2022-03-01 | Waveguide antenna combination device for non-contact microwave temperature measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216746485U true CN216746485U (en) | 2022-06-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220430644.4U Active CN216746485U (en) | 2022-03-01 | 2022-03-01 | Waveguide antenna combination device for non-contact microwave temperature measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216746485U (en) |
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2022
- 2022-03-01 CN CN202220430644.4U patent/CN216746485U/en active Active
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