CN218330404U - Active wireless visual pressure sensor device - Google Patents
Active wireless visual pressure sensor device Download PDFInfo
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- CN218330404U CN218330404U CN202222189035.7U CN202222189035U CN218330404U CN 218330404 U CN218330404 U CN 218330404U CN 202222189035 U CN202222189035 U CN 202222189035U CN 218330404 U CN218330404 U CN 218330404U
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Abstract
The utility model discloses an active wireless visual pressure sensor device belongs to the monitoring facilities field of transformer substation, include: the upper cover is arranged on the rear side of the shell and is connected with the rear side of the shell; the fixing plate is arranged at the rear side of the shell and connected with the rear cover; an antenna interface and an active wire inlet interface are respectively arranged on two sides of the shell, and a pressure detection interface is arranged at the bottom of the shell; the PCB and the display module are arranged in the shell; the inner side of the antenna interface is connected with the PCB, the outer side of the antenna interface is connected with the antenna, and the display module is connected with the PCB; the active incoming line interface is connected with an external power supply, and the active incoming line interface is connected with the PCB and the display module; the upper cover is provided with a through hole for installing the display module, and the outer side of the upper cover is provided with a transparent cover body; the pressure detection interface is connected with the pressure core body group. The pressure value display device adopts an external power supply to supply power, displays the pressure value through the display module, facilitates field viewing and data acquisition, and is convenient to install.
Description
Technical Field
The utility model relates to a monitoring facilities field of transformer substation, concretely relates to active wireless visual pressure sensor device.
Background
The safe and stable operation of the combined electrical apparatus (GIS) is of great importance to the power system, and the GIS is used for improving the power supply safety and meeting the fundamental requirement of the power supply reliability. Under a normal state of a sulfur hexafluoride equipment sulfur hexafluoride density relay (sulfur hexafluoride density meter), SF6 gas is colorless and odorless, has good insulating property and arc extinguishing property, is very large in usage amount in a transformer substation, and is particularly provided with a large number of small sulfur hexafluoride density relays on a current transformer substation power distribution cabinet; the sulfur hexafluoride density relay monitors the density and the pressure of sulfur hexafluoride gas of sulfur hexafluoride equipment by converting the pressure value into a density value.
The existing pressure sensor is used for detecting sulfur hexafluoride gas and adopting a pointer meter, and due to the limitation of the installation environment, the pressure sensor is mostly installed outdoors, reading deviation exists in different reading angles of the pointer, and the pointer is not easy to look over for maintenance personnel outdoors.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects existing in the prior art, the utility model provides an active wireless visual pressure sensor device. The device can be installed at the position of an oil taking port of the oil-less equipment, is beneficial to monitoring the pressure of oil of the oil-less equipment in real time, can be used for timely troubleshooting hidden dangers by directly observing the state of high-voltage equipment by power patrol personnel, and ensures the working safety of a transformer.
The utility model provides a technical scheme does:
an active wireless visual pressure sensor apparatus comprising:
the outer shell is provided with a plurality of grooves,
the upper cover is arranged on the upper side of the shell and is connected with the upper end of the shell;
the rear cover is arranged on the rear side of the shell and is connected with the rear side of the shell;
a fixing plate disposed at a rear side of the housing and connected with the rear cover;
an antenna interface and an active wire inlet interface are respectively arranged on two sides of the shell, and a pressure detection interface is arranged at the bottom of the shell;
the PCB and the display module are arranged in the shell; the inner side of the antenna interface is connected with the PCB, the outer side of the antenna interface is connected with the antenna, and the display module is connected with the PCB;
the active incoming line interface is connected with an external power supply, and the active incoming line interface is connected with the PCB and the display module;
the upper cover is provided with a through hole for mounting a display module, and the outer side of the upper cover is provided with a transparent cover body;
the pressure detection interface is connected with a pressure core body group, the pressure core body group is connected with the PCB through the pressure detection interface, and the pressure detection interface is connected with a first output port of the three-way valve; a first input end of the three-way valve is connected with an oil taking port of the equipment through an oil taking pipe; the second output port of the three-way valve is a reserved oil taking port, and a plug is arranged on the reserved oil taking port.
As a further technical scheme of the utility model do, still include the protection casing, the protection casing sets up in the fixed plate upper end and is connected perpendicularly with the fixed plate upper end, the front end of protection casing sets up the baffle, and the baffle becomes the contained angle setting with the protection casing.
As a further technical scheme of the utility model does, the fixed plate is groove structure, and wherein the bottom and the back lid of recess are connected, the side of fixed plate sets up the bar hole for it is fixed to be connected the realization with the staple bolt.
As the utility model discloses a further technical scheme does, pressure core body group passes through the ring flange with the pressure detection interface and is connected.
As a further technical scheme of the utility model do, on cover and set up the installation screw, the upper end and the lower extreme of shell set up the installation screw respectively, the back lid sets up the installation screw, upper cover, back lid pass through bolt fixed connection with the shell.
As a further technical scheme of the utility model do, between shell and the upper cover, shell and back lid support set up the sealing washer.
As a further technical scheme of the utility model, transparent cover body is the preparation of ya keli material.
As a further technical scheme of the utility model, the display module is the charactron.
The utility model has the advantages that:
1. the shell, the upper cover and the rear cover form a closed cavity, a PCB and a display module are arranged in the closed cavity and used for receiving and displaying pressure signals acquired by a pressure core body set, a pressure detection interface is arranged at the bottom of the shell and connected with the pressure core body set, the pressure core body set is connected with a first output port of a three-way valve, a first input port of the three-way valve is connected with an oil taking port of a low-oil-content device, a second output port of the three-way valve is used as an oil taking port, and a plug is arranged to ensure that the oil taking port of the low-oil-content device can normally take oil.
2. The active wireless visual pressure sensor device adopts an external power supply to supply power, and the external power supply is connected into the shell through the active incoming line interface, so that the pressure value is displayed through the display module for supplying power to the PCB board and the display module in the shell, and the on-site viewing and data acquisition are facilitated.
3. The front end of the protective cover is provided with a baffle, and the baffle and the protective cover form an included angle for protecting the shell and shielding rain and snow.
4. The side of fixed plate sets up the bar hole, and the bar hole is used for being connected with the staple bolt and realizes fixing, and the staple bolt passes the bar hole and the few oily equipment connection of fixed plate both sides, and is easy to assemble.
5. The transparent cover body is made of acrylic materials, and has good light transmission.
Drawings
Fig. 1 is a structural diagram of an active wireless visual pressure sensor device provided by the present invention;
fig. 2 is a split view of the active wireless visual pressure sensor device provided by the present invention;
fig. 3 is a side view of the active wireless visual pressure sensor device according to the present invention;
fig. 4 is a mounting structure diagram of the active wireless visual pressure sensor device provided by the present invention;
shown in the figure:
10-shell, 20-upper cover, 30-back cover, 40-fixing plate, 50-PCB board, 60-display module; 70-antenna, 80-pressure core body group, and 90-three-way valve;
101-antenna interface, 102-active incoming line interface, 103-pressure detection interface; 201-a transparent cover; 401-protective cover, 402-strip-shaped hole, 411-baffle; 901-first output port, 902-first input port, 903-second output port, 904-plug.
Detailed Description
The conception, specific structure, and technical effects of the present invention will be clearly and completely described in conjunction with the embodiments and the accompanying drawings, so that the objects, features, and effects of the present invention can be fully understood. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1 to 4, an active wireless visual pressure sensor apparatus includes:
a housing 10, an upper cover 20, which is arranged on the upper side of the housing 10 and connected with the upper end of the housing 10; a rear cover 30 disposed at the rear side of the housing 10 and connected to the rear side of the housing 10; a fixing plate 40 disposed at a rear side of the housing 10 and connected to the rear cover 30; an antenna interface 101 and an active incoming line interface 102 are respectively arranged on two sides of the housing 10, and a pressure detection interface 103 is arranged at the bottom of the housing 10; the PCB 50 and the display module 60 are disposed inside the case 10; the inner side of the antenna interface 101 is connected with the PCB 50, the outer side of the antenna interface 101 is connected with the antenna 70, and the display module 60 is connected with the PCB 50;
the active incoming line interface 102 is connected with an external power supply, and the active incoming line interface 102 is connected with the PCB 50 and the display module 60; the upper cover 20 is provided with a through hole for installing the display module 60, and the outer side of the upper cover 20 is provided with a transparent cover body 201; the pressure detection interface 103 is connected with the pressure core body group 80, the pressure core body group 80 is connected with the PCB 50 through the pressure detection interface 103, and the pressure detection interface 103 is connected with the first output port 901 of the three-way valve 90; a first input end 902 of the three-way valve 90 is connected with an oil taking port of the equipment through an oil taking pipe; the second output port 903 of the three-way valve 90 is a reserved oil taking port, and a plug 904 is arranged on the reserved oil taking port.
In the embodiment of the invention, a shell, an upper cover and a rear cover form a closed cavity, wherein a PCB (printed Circuit Board) and a display module are arranged in the closed cavity and used for receiving and displaying pressure signals acquired by a pressure core body group, a pressure detection interface is arranged at the bottom of the shell and connected with the pressure core body group, the pressure core body group is connected with a first output port of a three-way valve, a first input port of the three-way valve is connected with an oil taking port of a less-oil device, a second output port of the three-way valve is used as an oil taking port, and a plug is arranged to ensure that the oil taking port of the less-oil device can normally take oil.
The embodiment of the utility model provides an in, the power supply of external power source is adopted to active wireless visual pressure sensor device, inserts the shell with external power source through setting up active inlet wire interface inside, for the inside PCB board of shell and the display module power supply, sets up sealed the pad at active inlet wire interface, seals active inlet wire interface. And wireless transmission is realized by arranging an antenna.
The embodiment of the utility model provides an in, still set up protection casing 401, protection casing 401 sets up in fixed plate 40 upper end and is connected perpendicularly with fixed plate 40 upper end, protection casing 401's front end sets up baffle 411, and baffle 411 becomes the contained angle setting with protection casing 401. Used for protecting the shell and shielding rain and snow.
The embodiment of the utility model provides an in, fixed plate 40 is groove structure, and wherein the bottom and the back lid of recess are connected, the side of fixed plate 40 sets up bar hole 402, and the bar hole is used for being connected with the staple bolt and realizes fixing, and the staple bolt passes the bar hole and the few oily equipment of fixed plate both sides and is connected, easy to assemble.
The pressure core body group 80 is connected with the pressure detection interface 103 through a flange plate, and the connection is tight.
The embodiment of the utility model provides an in, set up the installation screw on the upper cover 20, the upper end and the lower extreme of shell 10 set up the installation screw respectively, back lid 30 sets up the installation screw, upper cover 20, back lid 30 pass through bolt fixed connection with shell 10.
In the embodiment of the present invention, the sealing rings are disposed between the housing 10 and the upper cover 20 and between the housing 10 and the rear cover 30. For sealing the housing.
Wherein the transparent cover body is made of acrylic material and has good light transmission. The display module can be a liquid crystal display screen or a nixie tube, and the display is clear because the display module is installed outdoors, preferably the nixie tube. The pressure value is displayed through the display module, so that the on-site checking and data acquisition are facilitated.
The present invention has been described in detail, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art. Many other changes and modifications may be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, and that the scope of the invention is defined by the appended claims.
Claims (8)
1. Active wireless visual pressure sensor device, characterized in that includes:
the outer shell is provided with a plurality of grooves,
the upper cover is arranged on the upper side of the shell and is connected with the upper end of the shell;
a rear cover disposed at the rear side of the housing and connected with the rear side of the housing;
a fixing plate disposed at a rear side of the housing and connected with the rear cover;
an antenna interface and an active incoming line interface are respectively arranged on two sides of the shell, and a pressure detection interface is arranged at the bottom of the shell;
the PCB and the display module are arranged in the shell; the inner side of the antenna interface is connected with the PCB, the outer side of the antenna interface is connected with the antenna, and the display module is connected with the PCB;
the active incoming line interface is connected with an external power supply, and the active incoming line interface is connected with the PCB and the display module;
the upper cover is provided with a through hole for mounting a display module, and the outer side of the upper cover is provided with a transparent cover body;
the pressure detection interface is connected with a pressure core body group, the pressure core body group is connected with the PCB through the pressure detection interface, and the pressure detection interface is connected with a first output port of the three-way valve; a first input end of the three-way valve is connected with an oil taking port of the equipment through an oil taking pipe; the second output port of the three-way valve is a reserved oil taking port, and a plug is arranged on the reserved oil taking port.
2. The active wireless visual pressure sensor device of claim 1, further comprising a protective cover, wherein the protective cover is arranged at the upper end of the fixing plate and vertically connected with the upper end of the fixing plate, a baffle is arranged at the front end of the protective cover, and the baffle and the protective cover are arranged at an included angle.
3. The active wireless visual pressure sensor device according to claim 1, wherein the fixing plate is a groove structure, wherein the bottom of the groove is connected with the rear cover, and the side edge of the fixing plate is provided with a strip-shaped hole for connecting with a hoop to realize fixing.
4. The active wireless visual pressure sensor device of claim 1, wherein the pressure core assembly and the pressure detection interface are connected by a flange.
5. The active wireless visual pressure sensor device of claim 1, wherein the upper cover is provided with mounting screw holes, the upper end and the lower end of the housing are respectively provided with mounting screw holes, the rear cover is provided with mounting screw holes, and the upper cover, the rear cover and the housing are fixedly connected through bolts.
6. The active wireless visual pressure sensor device of claim 1, wherein a seal ring is disposed between the housing and the upper cover and between the housing and the back cover bracket.
7. The active wireless visual pressure sensor device of claim 1, wherein the transparent cover is made of acrylic material.
8. The active wireless visual pressure sensor device of claim 1, wherein the display module is a nixie tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222189035.7U CN218330404U (en) | 2022-08-19 | 2022-08-19 | Active wireless visual pressure sensor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222189035.7U CN218330404U (en) | 2022-08-19 | 2022-08-19 | Active wireless visual pressure sensor device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218330404U true CN218330404U (en) | 2023-01-17 |
Family
ID=84883496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222189035.7U Active CN218330404U (en) | 2022-08-19 | 2022-08-19 | Active wireless visual pressure sensor device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218330404U (en) |
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2022
- 2022-08-19 CN CN202222189035.7U patent/CN218330404U/en active Active
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