CN217539730U - Valve group suitable for upgrading and transforming transformer substation - Google Patents
Valve group suitable for upgrading and transforming transformer substation Download PDFInfo
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- CN217539730U CN217539730U CN202220929240.XU CN202220929240U CN217539730U CN 217539730 U CN217539730 U CN 217539730U CN 202220929240 U CN202220929240 U CN 202220929240U CN 217539730 U CN217539730 U CN 217539730U
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Abstract
The utility model provides a valves suitable for transformer substation upgrades and reforms transform, belongs to valves equipment field, its characterized in that: the valve seat, the on-line checking device and the monitoring remote transmission output device are included; the valve seat is provided with four gas path channels which are respectively an air compensating valve channel, an instrument joint channel, a body joint channel and a sensor detection channel; an outlet of the air compensating valve channel is provided with an air compensating valve interface; and an instrument connector interface is arranged at the outlet of the instrument connector channel. Through the overall improvement of the valve group, a universal valve group module is provided, so that the valve group of the utility model has the functions of measurement and remote transmission, a valve can be quickly installed by selecting a proper interface without configuring an additional transmitter, and the hidden danger of limited transmitter position is avoided, so that the leakage point of the valve group is less, and the consistency of total station transformation is effectively improved; valve group simple structure suitable for transformer substation upgrading transformation, easily operation is suitable for popularization and application.
Description
Technical Field
The utility model belongs to valves equipment field especially relates to a valves suitable for transformer substation upgrades and reforms transform.
Background
At present, except for planning and building a new intelligent substation, more old stations in operation are transformed and upgraded into intelligent substations, and the links become important concerns in the industry. The national power grid correspondingly develops standards and specifications for upgrading and transforming old stations, wherein the key for upgrading and transforming is to add an online check meter function and a wired or wireless remote transmission output function. The common upgrading and transformation is to combine the interface of the meter on the existing switch and the interface of the existing three-way valve seat when leaving factory, to add a valve with an online checking function, to move the original meter on the added valve seat, and to configure a remote transmitter on the added valve seat, but this method has higher design cost due to different switch interfaces and space sizes, inconsistent orientation of the meter and the transmitter, and correspondingly greater construction difficulty; meanwhile, the method of directly replacing a meter or recovering insulating gas in the switch during operation is not allowed.
Disclosure of Invention
The utility model aims at solving the above problem, provide a valves suitable for transformer substation upgrades and reforms transform.
The utility model discloses a valve group suitable for upgrading and transforming of transformer substation, including valve seat, online calibration equipment and monitoring teletransmission output device;
the valve seat is provided with four gas path channels which are respectively an air compensating valve channel, an instrument joint channel, a body joint channel and a sensor detection channel;
and an outlet of the air supplementing valve channel is provided with an air supplementing valve interface, and the interface can be provided with self-sealing valves of various specifications according to requirements and is used for air supplementing ports and check ports. The outlet of the instrument joint channel is provided with an instrument joint interface, and the interface can be provided with instrument joints of various specifications according to meter threads. The outlet of the body joint channel is provided with a body joint interface, and the body joint with various specifications can be assembled according to the condition of opening and closing the air chamber body.
The online checking device comprises a channel control assembly, a handle and a rotating rod; the channel control assembly is arranged in the middle of the air channel of the valve seat; the rotating rod is positioned on one side of the valve seat; the rotating rod is connected with the channel control assembly through a handle; when the channel control assembly is used, the control over the channel control assembly is realized by operating the handle and rotating the handle, and the switching-off and switching-on of other channels and the body joint channel are realized.
The monitoring remote transmission output device comprises a sensor, a main control PCB and a remote transmission assembly; the sensor and the remote transmission assembly are connected with the main control PCB; the sensor is arranged in the sensor detection channel.
Furthermore, the valve group suitable for upgrading and transforming the transformer substation of the utility model is characterized in that the outlet end of the sensor detection channel is provided with a protective cover; the protective cover is provided with a through hole; the remote transmission assembly is connected with the main control PCB through the through hole. Realize the effective protection to master control PCB board and sensor through setting up the protecting cover, also be convenient for simultaneously to the later maintenance of master control PCB board and sensor.
Furthermore, the valve group suitable for upgrading and transforming the transformer substation of the utility model is characterized in that the channel control assembly is a three-way ball core; sealing gaskets are arranged on two sides of the three-way ball core; the three-way ball core and the sealing gasket are compressed through the threaded plug and form a spherical sealing structure.
Furthermore, the valve group suitable for upgrading and transforming the transformer substation of the utility model is characterized in that the channel control assembly is a corrugated pipe assembly; the moving end of the corrugated pipe assembly is provided with a polytetrafluoroethylene pad.
Furthermore, the valve bank applicable to upgrading and reconstruction of the transformer substation of the utility model is characterized in that the remote transmission assembly is an aviation socket; because the aviation socket is the glass sintering core, possesses waterproof, airtight characteristic, is applicable to the outdoor use of nai time, can improve the utility the life of valves.
Furthermore, the valve bank applicable to upgrading and reconstruction of the transformer substation of the utility model is characterized in that the remote transmission component is a wireless transmitting antenna; data collected by the sensor are transmitted at a far end through the wireless transmitting antenna, convenience of using the valve group is improved, field wiring is not needed, and transformation efficiency is improved.
Furthermore, the valve group suitable for upgrading and transforming the transformer substation of the utility model is characterized in that an externally-mounted battery compartment is arranged on one side of the valve seat; a battery is arranged in the externally-hung battery bin; the battery is connected with the main control PCB; through setting up outer hanging battery compartment battery, can provide the power for the valves, avoid arranging of wired power cord, improve the convenient use of valves, also improved the transformation efficiency to old power station simultaneously.
The valve group suitable for upgrading and transforming the transformer substation provides a universal valve group module through the overall improvement of the valve group, so that the valve group of the utility model has the functions of measurement and remote transmission, an additional transmitter is not required to be configured, and a valve can be quickly installed by only selecting a proper interface without the hidden danger of limited transmitter positions, thereby reducing the leakage points of the valve group and effectively improving the consistency of total station transformation; valve group simple structure suitable for transformer substation's upgrading is reformed transform, easily operation is suitable for popularization and application.
Drawings
Fig. 1 is a schematic structural diagram of a valve bank suitable for upgrading and transforming a transformer substation according to a first embodiment of the present invention;
fig. 2 is a side view of the valve group structure suitable for upgrading and transforming a transformer substation according to the first embodiment of the present invention;
fig. 3 is a schematic structural diagram of a valve bank suitable for upgrading and transforming a transformer substation according to the second embodiment of the present invention;
fig. 4 is a side view of a valve group structure suitable for upgrading and transforming a substation according to the second embodiment of the present invention;
the device comprises a valve seat 1, an air compensating valve 2, an instrument connector 3, a body connector 4, a protective cover 5, a handle 6, a rotating rod 7, a sensor 8, a main control PCB 9, a tee joint ball core 10, a threaded plug 11, a sealing gasket 12, an aviation socket 13, a tetrafluoro gasket 14, a bellows assembly 15, a wireless transmitting antenna 16, an externally-hung battery cabin 17 and a power line channel 18.
Detailed Description
The valves suitable for upgrading and transforming of transformer substations of the present invention are described in detail below by means of the accompanying drawings and embodiments.
The embodiment of the application takes the industry of a high-voltage switch as an example, sulfur hexafluoride gas is filled in a sealed gas chamber of the high-voltage switch to ensure the safe operation of the high-voltage switch, a density controller for monitoring the density of the sulfur hexafluoride gas is connected with a switch body through a self-sealing device on the sealed gas chamber of the high-voltage switch or a three-way valve block, and the gauge threads, the body interface and the check valve specification and the orientation are different, so that the three reserved internal threads with wider universality are determined according to the practical application condition, and the scheme of the embodiment belongs to all switches which are applicable to a modularized design.
Example one
The valve bank applicable to upgrading and reconstruction of the transformer substation in the embodiment of the disclosure comprises a valve seat 1, an online checking device composed of a three-way ball core 10, a handle 6 and a rotating rod 7, and a monitoring remote transmission output device composed of a sensor 8, a main control PCB 9 and an aviation socket 13 as shown in fig. 1 and 2.
In the embodiment of the present disclosure, the valve seat 1 is provided with four gas path channels, which are respectively a gas compensation valve channel, an instrument joint channel, a body joint channel and a sensor 8 detection channel; meanwhile, an air supplement valve interface 2 is respectively arranged at the outlet of the air path tail end of the air supplement valve channel, the instrument joint channel and the body joint channel, and the interface can be provided with self-sealing valves with various specifications according to the requirements of users and is used for air supplement ports and check ports; the interface 3 of the meter connector, this interface can be according to the meter screw thread, equip the meter connector of various specifications; a body joint interface 4, which can be equipped with body joints of various specifications according to the condition of opening and closing the air chamber body; two sides of the three-way ball core 10 are provided with sealing gaskets 12; the three-way ball core 10 and the sealing gasket 12 are tightly pressed through the threaded plug 11 to form a spherical sealing structure.
In the embodiment of the present disclosure, the sensor 8 detects the channel, which is used for the installation and monitoring of the sensor 8; a protecting cover 5 is arranged at the outlet end of the detection channel of the sensor 8; the protecting cover 5 is provided with a through hole; the remote transmission assembly is connected with the main control PCB 9 through the through hole. The main control PCB 9 and the sensor 8 are sealed and protected inside the valve seat 1 by the protecting cover 5, and an electromechanical integrated valve group module is formed. Realize through setting up protecting cover 5 outside the effective protection to main control PCB board 9 and sensor 8, also be convenient for to main control PCB board 9 and sensor 8's later maintenance.
In the embodiment of the disclosure, the sensor 8 is a high-precision sensor 8 integrating micro-water, pressure and temperature measurement, and has a model of MKZB-IPW1.0, the basic working principle of the sensor is that a humidity sensor 8 and an operation circuit board are added on the basis of a conventional pressure sensor 8, a density value is calculated and output according to collected pressure values and temperature values, a micro-water PPM value is calculated and output according to collected pressure values, temperature values and dew point values, the whole sensor is installed on a detection channel of the sensor 8 through threads and a sealing ring, a measured value passes through a main control PCB board 9 with a model of MKZB-IPW, and the measured micro-water content, pressure values, temperature values and density values of the insulating gas are calculated according to an insulating gas temperature and pressure curve, and data are transmitted to a background through an aviation socket 13.
When carrying out valves operation and use, rotate bull stick 7 through operating handle 6 to drive tee bend ball core 10 and rotate to fixed position and cut off 4 gas circuit passageways of body joint interface, come the realization and close the body and carry out examining and checking to the table meter through the valve of proclaiming oneself on the gulp valve interface 2, the check finishes the back reverse operating handle 6 and rotates bull stick 7, thereby drive tee bend ball core 10 and rotate to fixed position and put through 4 gas circuit passageways of body joint interface, sensor 8 begins the gas state and the teletransmission data in the real-time supervision body gas chamber.
Example two
The valve group suitable for upgrading and transforming the transformer substation in the embodiment of the disclosure is composed of a valve seat 1, an online checking device composed of a corrugated pipe assembly 15, a rotating rod 7 and a handle 6, and a monitoring and wireless remote transmission device composed of a sensor 8, a main control PCB 9 and a wireless transmitting antenna 16, as shown in fig. 3 and 4.
In the embodiment of the present disclosure, four gas path channels are arranged on the valve seat 1, which are respectively an air compensation valve channel, an instrument joint channel, a body joint channel and a sensor 8 detection channel; meanwhile, an air supplementing valve interface 2 is respectively arranged at the outlet of the tail end of the air path of the air supplementing valve channel, the instrument joint channel and the body joint channel, and the interface can be provided with self-sealing valves with various specifications according to the requirements of users and is used for an air supplementing port and a check port; the interface 3 of the meter joint, this interface can be according to the meter screw thread, equip the meter joint of various specifications; a body joint interface 4, which can be equipped with body joints of various specifications according to the condition of opening and closing the air chamber body; the right end and the disk seat 1 fixed connection of bellows subassembly 15, the removal end of bellows subassembly 15 is provided with tetrafluoro pad 14 through threaded connection.
In the embodiment of the present disclosure, the sensor 8 detects the channel, which is used for the installation and monitoring of the sensor 8; a protecting cover 5 is arranged at the outlet end of the detection channel of the sensor 8; the protecting cover 5 is provided with a through hole; the wireless transmitting antenna 16 is connected with the main control PCB board 9 through the through hole. The main control PCB 9 and the sensor 8 are sealed by the protecting cover 5 and protected inside the valve seat 1, and an electromechanical integrated valve set module is formed. Realize through setting up protecting cover 5 outside the effective protection to main control PCB board 9 and sensor 8, also be convenient for to main control PCB board 9 and sensor 8's later maintenance.
In the embodiment of the present disclosure, the valve set is in a passive mode, and an externally-mounted battery compartment 17 is arranged on one side of the valve seat 1; a battery is arranged in the externally-hung battery bin 17; the battery is connected with the main control PCB 9; through setting up outer hanging battery compartment 17 battery, can provide the power for the valves, avoid arranging of wired power cord, improve laying efficiency of valves, also improved the transformation efficiency to old power station simultaneously. The design power consumption of the main control PCB board 9 is less than 0.5W, and the power supply adopts the battery in the externally hung battery bin 17 arranged on one side of the valve group to supply power to the main control PCB board 9 through the power line arranged in the power line channel 18.
In the embodiment of the disclosure, the sensor 8 is a high-precision sensor 8MKZB-IPW1.0 integrating micro-water, pressure and temperature measurement, the sensor is installed on a detection channel of the sensor 8 through threads and a sealing ring, a measured value passes through a main control PCB 9 with the type MKZB-IPW, and the micro-water content, the pressure value, the temperature value and the density value of the measured insulating gas are wirelessly and remotely transmitted to a background through a wireless transmitting antenna 16 according to an insulating gas temperature and pressure curve through operation.
When the valve bank is operated and used, the rotating rod 7 is rotated through the operating handle 6, so that the moving end of the bellows assembly 15 is driven to move downwards, the PTFE pad 14 mounted on the bellows assembly is in close contact with the sealing surface at the air passage port, the air passage channel of the body joint port 4 is cut off, the body is closed, the meter is checked and verified through the self-sealing valve on the air compensating valve interface 2, the rotating rod 7 is rotated by the reverse operating handle 6 after the verification is finished, so that the moving end of the bellows assembly 15 is driven to move upwards, the PTFE pad 14 is separated from the sealing surface at the air passage port, the air passage channel of the body joint port 4 is switched on, and the normal working state is recovered. The detection channel of the sensor 8 is always communicated with the gas circuit of the body joint interface 4, so that the sensor 8 does not participate in the online verification process, and the gas state in the body gas chamber is always monitored in real time and data are wirelessly and remotely transmitted.
Claims (7)
1. The utility model provides a valves suitable for transformer substation upgrades transformation which characterized in that: the valve seat, the on-line checking device and the monitoring remote transmission output device are included;
the valve seat is provided with four gas path channels which are respectively an air compensating valve channel, an instrument joint channel, a body joint channel and a sensor detection channel;
an outlet of the air compensating valve channel is provided with an air compensating valve interface; an instrument connector interface is arranged at an outlet of the instrument connector channel; the outlet of the body joint channel is provided with a body joint interface;
the online checking device comprises a channel control assembly, a handle and a rotating rod; the channel control assembly is arranged in the middle of the air channel of the valve seat; the rotating rod is positioned on one side of the valve seat; the rotating rod is connected with the channel control assembly through a handle;
the monitoring remote transmission output device comprises a sensor, a main control PCB and a remote transmission assembly; the sensor and the remote transmission assembly are connected with the main control PCB; the sensor is arranged in the sensor detection channel.
2. Valve group suitable for upgrading and rebuilding of substations according to claim 1, characterized in that: a protecting cover is arranged at the outlet end of the sensor detection channel; the protective cover is provided with a through hole; the remote transmission assembly is connected with the main control PCB through the through hole.
3. Valve group suitable for upgrading and rebuilding of substations according to claim 2, characterized in that: the channel control assembly is a three-way ball core; sealing gaskets are arranged on two sides of the three-way ball core; the three-way ball core and the sealing gasket are compressed through the threaded plug to form a spherical sealing structure.
4. Valve group suitable for upgrading and rebuilding of substations according to claim 2, characterized in that: the channel control assembly is a bellows assembly; the moving end of the corrugated pipe assembly is provided with a polytetrafluoroethylene pad.
5. Valve group suitable for upgrading and rebuilding substations according to claim 2, 3 or 4, wherein: the remote transmission assembly is an aviation socket.
6. Valve group suitable for substation upgrade according to claim 2 or 3 or 4, characterized in that: the remote transmission component is a wireless transmitting antenna.
7. The valve group suitable for upgrading and reconstruction of substations as claimed in claim 6, wherein: an externally-hung battery bin is arranged on one side of the valve seat; a battery is arranged in the externally-hung battery bin; the battery is connected with the main control PCB.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220929240.XU CN217539730U (en) | 2022-04-21 | 2022-04-21 | Valve group suitable for upgrading and transforming transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220929240.XU CN217539730U (en) | 2022-04-21 | 2022-04-21 | Valve group suitable for upgrading and transforming transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217539730U true CN217539730U (en) | 2022-10-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220929240.XU Active CN217539730U (en) | 2022-04-21 | 2022-04-21 | Valve group suitable for upgrading and transforming transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217539730U (en) |
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2022
- 2022-04-21 CN CN202220929240.XU patent/CN217539730U/en active Active
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