CN219917556U - Internal and external antenna conversion device - Google Patents
Internal and external antenna conversion device Download PDFInfo
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- CN219917556U CN219917556U CN202320294276.XU CN202320294276U CN219917556U CN 219917556 U CN219917556 U CN 219917556U CN 202320294276 U CN202320294276 U CN 202320294276U CN 219917556 U CN219917556 U CN 219917556U
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 28
- 230000006835 compression Effects 0.000 claims abstract description 12
- 238000007906 compression Methods 0.000 claims abstract description 12
- 230000001681 protective effect Effects 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 230000000694 effects Effects 0.000 description 1
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- 238000009434 installation Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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Abstract
The utility model provides an internal and external antenna conversion device, comprising: the shell is provided with a fixing hole for installing the signal transmitting interface; a switching structure mounted on the housing, the switching structure for switching the internal and external antennas; the clamping ring is detachably connected to the shell, the lower portion of the conversion structure is arranged inside the clamping ring, and the clamping ring is used for fixing the conversion structure. Through the conversion of the conversion structure, the device can be quickly converted into an internal antenna or an external antenna, the use of a user is facilitated, the device is simple in structure, low in manufacturing and processing cost and high in field assembly efficiency, and the device can be assembled only by loosening the compression ring and installing the internal antenna device or the external antenna device.
Description
Technical Field
The utility model relates to the technical field of electromagnetic valve water meter connectors, in particular to an internal and external antenna switching device.
Background
In recent years, electromagnetic water meters are increasingly applied to the metering field of the water industry, and the electromagnetic water meters have the advantages of high accuracy, good adaptability, sanitation, reliability and the like, are fully accepted by the industry, and have good application prospects. Along with the wide application of electromagnetic water meters, the installation and use environment is more and more complex, and the transmission mode of traditional cable connection is gradually replaced by wireless electromagnetic wave transmission. Compared with a transmission mode of cable connection, the wireless information transmission mode has the advantages of low comprehensive cost and more stable performance; the network is flexible, the expandability is good, and the plug-and-play is realized.
The telemetry components can be further divided into two forms: internal antennas and external antennas. The traditional electromagnetic water meter with the remote transmission function cannot be flexibly converted by an external antenna and an internal antenna after leaving the factory, so that the user experience is poor.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide an internal-external antenna switching device, which is used for solving the problem that the external antenna and the internal antenna cannot be flexibly switched after leaving the factory in the prior art, resulting in poor user experience.
To achieve the above and other related objects, the present utility model provides an internal and external antenna switching device, comprising:
the shell is provided with a fixing hole for installing the signal transmitting interface;
a switching structure mounted on the housing, the switching structure for switching the internal and external antennas;
the clamping ring is detachably connected to the shell, the lower portion of the conversion structure is arranged inside the clamping ring, and the clamping ring is used for fixing the conversion structure.
Optionally, a fixing groove is formed in the shell, and the fixing groove is matched with the conversion structure to achieve fixation.
Optionally, the conversion structure includes a protective shell and a built-in connector.
Optionally, the protective housing with the built-in joint bottom all is equipped with the fixed screw thread, the fixed slot inner wall is equipped with the fixed screw thread, the protective housing with fixed slot threaded connection, the built-in joint with fixed slot threaded connection.
Optionally, the protective housing lower extreme is the round platform structure, the protective housing is located the inside diameter of clamping ring is greater than the inner circle diameter of clamping ring.
Optionally, a sealing element is arranged between the protective shell and the pressure ring.
Optionally, the conversion structure includes a first fixed ring, a second fixed ring, and an external joint.
Optionally, the lower part of the first fixed ring is arranged inside the pressing ring, the upper part of the first fixed ring penetrates out of the pressing ring, the lower end of the second fixed ring is connected with the upper end of the first fixed ring, the first fixed ring and the second fixed ring are coaxial, the first fixed ring and the second fixed ring are sleeved on the external connector, and the external connector penetrates out of the upper end of the second fixed ring.
Optionally, the second fixing ring adopts a waterproof joint, and a sealing strip is arranged between the waterproof joint and the external joint.
Optionally, fixing holes are uniformly formed in the pressing ring.
As described above, the technical solution of the present utility model at least includes: through the conversion of the conversion structure, the device can be quickly converted into an internal antenna or an external antenna, the use of a user is facilitated, the device is simple in structure, low in manufacturing and processing cost and high in field assembly efficiency, and the device can be assembled only by loosening the compression ring and installing the internal antenna device or the external antenna device.
Drawings
FIG. 1 is a schematic view of a housing structure according to an exemplary embodiment of the present utility model;
fig. 2 is a schematic diagram of a built-in antenna structure according to an exemplary embodiment of the present utility model;
fig. 3 shows a cross-sectional view of a built-in antenna according to an exemplary embodiment of the present utility model;
fig. 4 is a schematic diagram of an external antenna according to an exemplary embodiment of the present utility model.
Description of the part reference numerals
1. A housing; 2. a signal transmitting interface; 3. a fixing hole; 4. a compression ring; 5. a built-in antenna device; 6. an external antenna device; 7. a fixing groove; 8. a protective shell; 9. a joint is arranged in the inner part; 10. a first fixing ring; 11. a second fixing ring; 12. an external joint.
Detailed Description
Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model.
It should be noted that the illustrations provided in the following embodiments merely illustrate the basic concept of the present utility model by way of illustration, and only the components related to the present utility model are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed, and the layout of the components may be more complicated.
Referring to fig. 1 to 4, the present utility model provides an internal and external antenna switching device, which includes:
the device comprises a shell 1, wherein a fixing hole 3 for installing a signal transmitting interface 2 is formed in the shell 1;
a switching structure mounted on the housing 1 for switching the internal and external antennas;
the clamping ring 4 is detachably connected to the shell 1, the lower portion of the conversion structure is arranged inside the clamping ring 4, and the clamping ring 4 is used for fixing the conversion structure.
In one embodiment of the utility model, the device specifically comprises a shell 1, a fixing hole 3 for installing a signal transmitting interface 2 is arranged on the upper surface of the shell 1, the signal transmitting interface 2 is installed in the fixing hole 3, the upper part of the signal transmitting connector penetrates out of the fixing hole 3 and is arranged above the upper surface of the shell 1, a conversion structure is further arranged on the upper surface of the shell 1 and is connected with the signal transmitting interface 2, the conversion structure comprises an internal antenna device 5 and an external antenna device 6, the internal antenna device 5 or the external antenna device 6 are respectively adopted according to different use environments, a compression ring 4 is further arranged on the shell 1, the compression ring 4 is detachably arranged on the shell 1, the conversion structure is arranged inside the compression ring 4, and the conversion structure is fixed by the compression ring 4.
Referring to fig. 1, fig. 1 is a schematic view of an exemplary housing structure according to the present utility model;
the shell 1 is provided with a fixing groove 7, the fixing groove 7 is a circular groove, and the fixing groove 7 is matched with the conversion structure to realize fixation.
In one embodiment of the present utility model, specifically, a fixing groove 7 is provided on the housing 1, the fixing groove 7 is provided along the fixing hole 3, the fixing hole 3 is located at the center of the fixing groove 7, threads are provided on the inner wall of the fixing groove 7, threads are also provided on the bottom of the conversion structure, and the threads on the bottom of the conversion structure are matched with the threads on the inner wall of the fixing groove 7 to achieve fixation.
The switching structure comprises a protective shell 8 and a built-in joint 9.
In one embodiment of the utility model, in particular when a built-in antenna arrangement 5 is required, the switching structure comprises a protective shell 8 and a built-in joint 9.
Please refer to fig. 2 to fig. 3;
the protection shell 8 with the built-in joint 9 bottom all is equipped with fixed screw thread, fixed slot 7 inner wall is equipped with fixed screw thread, the protection shell 8 with fixed slot 7 threaded connection, built-in joint 9 with fixed slot 7 threaded connection.
The lower extreme of protective housing 8 is the round platform structure, the protective housing 8 is located the inside diameter of clamping ring 4 is greater than the inner circle diameter of clamping ring 4.
In one embodiment of the present utility model, the protecting shell 8 has a circular truncated cone structure, so that the protecting shell 8 is convenient to limit, and the protecting shell 8 is prevented from falling off due to loosening of threads.
A sealing element is arranged between the protective shell 8 and the pressing ring 4.
In one embodiment of the present utility model, a sealing element is specifically provided between the protective shell 8 and the pressure ring 4, and after the pressure ring 4 is fixed on the shell 1, the sealing element is elastically deformed based on the extrusion force between the protective shell 8 and the pressure ring 4, so as to play a role in sealing.
Please refer to fig. 4;
the conversion structure comprises a first fixing ring 10, a second fixing ring 11 and an external joint 12.
In one embodiment of the present utility model, particularly when the external antenna device 6 is employed, the switching structure comprises a first fixing ring 10, a second fixing ring 11 and an external connector 12.
The lower part of the first fixed ring 10 is arranged inside the compression ring 4, the upper part of the first fixed ring 10 penetrates out of the compression ring 4, the lower end of the second fixed ring 11 is connected with the upper end of the first fixed ring 10, the first fixed ring 10 and the second fixed ring 11 are coaxial, the first fixed ring 10 and the second fixed ring 11 are sleeved on the external connector 12, and the external connector 12 penetrates out of the upper end of the second fixed ring 11.
In one embodiment of the present utility model, specifically, the first fixing ring 10 is disposed on the housing 1, the lower portion of the first fixing ring 10 is located inside the compression ring 4, the second fixing ring 11 is stacked on the upper portion of the first fixing ring 10, the middle portions of the first fixing ring 10 and the second fixing ring 11 are respectively provided with a via hole, the two via holes are overlapped, that is, the first fixing ring 10 and the second fixing ring 11 are coaxial, the lower end of the external connector 12 is connected with the signal transmitting interface 2, the upper end of the external connector 12 penetrates out of the first fixing ring 10 and the second fixing ring 11, and is disposed outside the second fixing ring 11 for connecting an external signal transmission line.
The second fixing ring 11 adopts a waterproof joint, and a sealing strip is arranged between the waterproof joint and the external joint 12.
The compression ring 4 is uniformly provided with fixing holes 3.
In one embodiment of the present utility model, specifically, three fixing holes 3 are provided on the pressure ring 4, the three fixing holes 3 are uniformly provided on the upper surface of the pressure ring 4 and penetrate through the pressure ring 4, three threaded holes corresponding to the three fixing holes 3 are further provided on the housing 1, and fixing bolts are provided in the fixing holes 3 for fixing the pressure ring 4.
The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.
Claims (10)
1. An internal and external antenna switching device, comprising:
the shell is provided with a fixing hole for installing the signal transmitting interface;
a switching structure mounted on the housing, the switching structure for switching the internal and external antennas;
the clamping ring is detachably connected to the shell, the lower portion of the conversion structure is arranged inside the clamping ring, and the clamping ring is used for fixing the conversion structure.
2. The internal and external antenna switching device according to claim 1, wherein: the shell is provided with a fixing groove, and the fixing groove is matched with the conversion structure to realize fixation.
3. The internal and external antenna switching device according to claim 2, wherein: the switching structure includes a protective shell and a built-in joint.
4. An internal and external antenna switching device according to claim 3, wherein: the protection shell with the built-in joint bottom all is equipped with fixed screw thread, the fixed slot inner wall is equipped with fixed screw thread, the protection shell with fixed slot threaded connection, the built-in joint with fixed slot threaded connection.
5. The internal and external antenna switching device according to claim 4, wherein: the protective housing lower extreme is the round platform structure, the protective housing is located the inside diameter of clamping ring is greater than the inner circle diameter of clamping ring.
6. The internal and external antenna switching device according to claim 4, wherein:
and a sealing piece is arranged between the protective shell and the compression ring.
7. An internal and external antenna switching device according to claim 3, wherein: the conversion structure comprises a first fixed ring, a second fixed ring and an external connector.
8. The internal and external antenna switching device according to claim 7, wherein: the lower part of the first fixed ring is arranged inside the pressing ring, the upper part of the first fixed ring penetrates out of the pressing ring, the lower end of the second fixed ring is connected with the upper end of the first fixed ring, the first fixed ring and the second fixed ring are coaxial, the first fixed ring and the second fixed ring are sleeved on the external connector, and the external connector penetrates out of the upper end of the second fixed ring.
9. The internal and external antenna switching device according to claim 8, wherein:
the second fixing ring adopts a waterproof joint, and a sealing strip is arranged between the waterproof joint and the external joint.
10. The internal and external antenna switching device according to claim 1, wherein:
and fixing holes are uniformly formed in the pressing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320294276.XU CN219917556U (en) | 2023-02-21 | 2023-02-21 | Internal and external antenna conversion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320294276.XU CN219917556U (en) | 2023-02-21 | 2023-02-21 | Internal and external antenna conversion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219917556U true CN219917556U (en) | 2023-10-27 |
Family
ID=88432429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320294276.XU Active CN219917556U (en) | 2023-02-21 | 2023-02-21 | Internal and external antenna conversion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219917556U (en) |
-
2023
- 2023-02-21 CN CN202320294276.XU patent/CN219917556U/en active Active
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