CN219179148U

CN219179148U - Sulfur hexafluoride gas density meter based on photoelectric energy taking

Info

Publication number: CN219179148U
Application number: CN202223361110.XU
Authority: CN
Inventors: 牛博; 杨鼎革; 郭子豪; 韩彦华; 蒲路; 毛辰; 任双赞; 杨传凯; 郝东新; 刘晶; 王荆; 吴昊; 郭璨; 王辰曦; 张晓兰; 李文慧; 师愉航; 高健; 徐丹; 唐子卓
Original assignee: Electric Power Research Institute of State Grid Shaanxi Electric Power Co Ltd
Current assignee: Electric Power Research Institute of State Grid Shaanxi Electric Power Co Ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-06-13
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a sulfur hexafluoride gas density meter based on photoelectric energy taking, which comprises a main body part and a power supply seat, wherein the main body part and the power supply seat are fixed through a threaded interface, one end of the main body part, which is far away from the power supply seat, is provided with a connector connected with equipment to be monitored, an inner cover is fixed in the main body part, the main body part is divided into a monitoring bin and an equipment bin by the inner cover, the monitoring bin is arranged at one end of the main body part, which is close to the connector, a temperature sensor and a humidity sensor are arranged in the monitoring bin, a controller and a wireless transmission module are arranged in the equipment bin, a lead hole is formed in the inner cover, the lead hole is sealed through filling sealant, a mobile power supply and a charging module are arranged in the power supply seat, a photovoltaic panel is fixed on the outer wall of the power supply seat, and a first circuit part and a second circuit part are arranged in the threaded interface. Compared with the prior art, the utility model only needs to unscrew the power supply seat and replace the normal power supply seat when replacing the battery, and the maintenance mode is simple and quick; and secondly, the normal electricity utilization of the area is not affected when the power supply is replaced.

Description

Sulfur hexafluoride gas density meter based on photoelectric energy taking

Technical Field

The utility model belongs to the technical field of substation monitoring, and particularly relates to a sulfur hexafluoride gas density meter based on photoelectric energy taking.

Background

The sulfur hexafluoride temperature and pressure wireless intelligent sensor is particularly widely applied to a transformer substation, and is a high-voltage electrical appliance widely used in a power system with a switch cabinet, a circuit breaker and the like. Firstly, sulfur hexafluoride gas pressure is obtained, and the pressure is converted into a density value; after the temperature detection function is added, the current sulfur hexafluoride density meter has more monitoring and intelligent functions. Reliable operation of these sensors has become one of the most interesting issues for the power sector.

The existing density meter for monitoring sulfur hexafluoride equipment gradually comprises temperature and pressure simultaneous acquisition, for example, patent with publication number CN215812234U discloses a sulfur hexafluoride gas three-in-one sensor based on solar power supply, comprising: a housing; the connecting seat block is arranged at the bottom of the shell and is used for being connected with a device to be monitored connection port; the detection sensor assembly comprises a sealing shell, a pressure sensor, a temperature sensor and a humidity sensor, wherein the sealing shell is provided with a threading hole, and a sealing gasket is arranged on the threading hole; the solar control panel comprises a solar circuit board and a solar panel, wherein the solar circuit board is connected with the sealing shell through a fixing bracket and is vertically fixed with the solar circuit board; the monitoring control board is provided with a microcontroller, a signal acquisition module, a wireless communication module, a power module and a display module; the cover body is arranged on the outer sides of the solar control panel and the monitoring control panel and is connected with the shell. The sensor can detect the temperature, pressure and water content of sulfur hexafluoride gas and transmit the sulfur hexafluoride gas in real time. However, the power module is complex to install, and the power module is troublesome to maintain and replace in a later period. The solar panel is limited by the area of the sensor, the provided electric quantity is limited, particularly in winter or rainy season, the sunlight is less, the electric quantity which can be provided for the power module is less, the power module is difficult to replace, and the replacement frequency can be reduced as much as possible. Second, with the natural decay of the power supply module's power, it also needs to be replaced at a later stage, and third, it may be necessary to shut down the transformer to replace the power supply module.

Therefore, it is necessary to provide a new sulfur hexafluoride gas density meter based on photoelectric energy extraction to solve the above technical problems.

Disclosure of Invention

The utility model aims to provide a sulfur hexafluoride gas density meter based on photoelectric energy taking, which aims to solve the problems that the prior art is complicated in battery replacement and the normal operation of a transformer is affected.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a sulfur hexafluoride gas density table based on photoelectricity is got can, includes main part and power seat, main part and power seat pass through screw interface fixed, the one end that the power seat was kept away from to main part is equipped with the joint of being connected with the equipment that waits to monitor, main part internal fixation has the inner cup, the inner cup is with main part for monitoring storehouse and equipment storehouse, the one end that the main part is close to the joint is located to the monitoring storehouse, be equipped with temperature sensor and humidity transducer in the monitoring storehouse, be equipped with controller and wireless transmission module in the equipment storehouse, it has the lead hole to open on the inner cup, the lead hole seals through filling the sealant, be equipped with portable power source and charging module in the power seat, the outer wall of power seat is fixed with the photovoltaic board, the photovoltaic board passes through charging module and is connected with portable power source, be equipped with first circuit portion and second circuit portion in the screw interface, first circuit portion and second circuit portion can dismantle the connection, portable power source provides the power for controller, wireless transmission module, temperature sensor and humidity transducer through first circuit portion and second circuit portion.

Further, the inner cover and the main body are fixed through fastening bolts, and a first sealing ring is arranged between the inner cover and the main body.

Further, the main body part comprises a supporting ring, the inner cover is fixed with the supporting ring through a fastening bolt, the supporting ring is provided with a first groove, the inner cover is fixed with a protruding block matched with the first groove, and the first sealing ring is arranged between the protruding block and the bottom of the first groove.

Further, the inner cover is fixed with the retaining ring, the retaining ring is located in the equipment bin, the retaining ring is formed with the second recess with the inner wall of main part, fastening bolt's head is located in the second recess, the second recess seals through filling the sealant.

Further, the main body part comprises a shell and an outer cover, the outer cover is fixed with the shell through a fixing bolt, and a sealing gasket is arranged between the shell and the outer cover.

Further, one side of the outer cover, which is close to the power supply seat, is fixed with a connecting pipe, the connecting pipe is provided with external threads, the power supply seat is provided with a connecting groove matched with the connecting pipe, an internal thread matched with the external threads is arranged in the connecting groove, and the first circuit part and the second circuit part are respectively arranged in the connecting pipe and the connecting groove.

Further, the first circuit part is a wire pole, the second circuit part is a wire pipe, the end part of the front end of the wire pole is an arc, and the wire pole is inserted into the wire pipe.

Further, the outer wall of the front end of the wire pole is provided with a bulge, the front end of the wire pipe is provided with a gap, and the gap divides the front end of the wire pipe into two parts.

Further, a third sealing ring is arranged on the connecting pipe.

Further, a second sealing ring is arranged on the joint.

Compared with the prior art, the utility model has the following beneficial technical effects:

in the utility model, when the mobile power supply has no electricity or fails, the power supply seat is only required to be unscrewed and replaced by a normal power supply seat, and the maintenance mode is simple and quick; and secondly, the main body part does not need to be disassembled when the power supply is replaced, namely, the transformer does not need to stop working when the power supply is replaced, and the normal power utilization of the area is not influenced. Thirdly, through setting up photovoltaic board, extension portable power source's length of use can reduce the change frequency of battery as far as possible. Fourth, the detected information is sent out through the wireless transmission module, and operation and maintenance management personnel are notified in time.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.

FIG. 1 is a schematic structural diagram of a sulfur hexafluoride gas density meter based on photoelectric energy extraction according to an embodiment of the utility model;

FIG. 2 is a schematic diagram of a power base according to an embodiment of the present utility model;

fig. 3 is a schematic structural view of a second circuit portion according to an embodiment of the present utility model;

fig. 4 is a schematic structural view of a first circuit portion according to an embodiment of the present utility model;

fig. 5 is an enlarged schematic view of the structure at a in fig. 1.

The photovoltaic module comprises a main body part 1, a power supply seat 2, a connector 3, an inner cover 4, a lead hole 5, a photovoltaic panel 6, a first circuit part 7, a second circuit part 8, a fastening bolt 9, a first sealing ring 10, a second sealing ring 11, a supporting ring 12, a protruding block 14, a retainer ring 15, a second groove 16, a shell 17, an outer cover 18, a connecting pipe 19, a connecting groove 20, a protruding block 21, a gap 22, a third sealing ring 100, a monitoring bin 200 and a device bin.

Detailed Description

In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The utility model is further described below with reference to fig. 1-5, a sulfur hexafluoride gas density meter based on photoelectric energy taking comprises a main body part 1 and a power supply seat 2, wherein the main body part 1 and the power supply seat 2 are fixed through a threaded interface, one end of the main body part 1, which is far away from the power supply seat 2, is provided with a connector 3 connected with equipment to be monitored, an inner cover 4 is fixed in the main body part 1, the main body part 1 is divided into a monitoring bin 100 and an equipment bin 200 by the inner cover 4, the monitoring bin 100 is arranged at one end, which is close to the connector 3, of the main body part 1, a temperature sensor and a humidity sensor are arranged in the monitoring bin 100, a controller and a wireless transmission module are arranged in the equipment bin 200, a lead hole 5 is formed in the inner cover 4, a data wire and a power wire of the temperature sensor enter the equipment bin 200 through the lead hole 5, the lead hole 5 is sealed through filling sealing glue, a mobile power supply and a charging module are arranged in the power supply seat 2, a photovoltaic panel 6 is fixed on the outer wall of the power supply seat 2, the photovoltaic panel 6 is connected with the mobile power supply through the charging module, the mobile power supply, the photovoltaic panel 6 charges the mobile power supply through the charging module, thereby prolonging the service time of the mobile power supply, a first line and a second line 7 and a first line 8 and a second line 8 are connected with the first line 8 and a second line 8, a first line 8 and a second line 8 and a first line 8 and a second line 8, a second line 8 and a wireless transmission portion, a first line 8 and a second line 8 and a wireless transmission portion. The controller is respectively in communication connection with the temperature sensor, the humidity sensor and the wireless transmission module.

Specifically, the inner lid 4 and the main body 1 are fixed by the fastening bolt 9, and a first seal ring 10 is provided between the inner lid 4 and the main body 1.

The main part 1 includes holding ring 12, and inner cup 4 is fixed with holding ring 12 through fastening bolt 9, and holding ring 12 opens there is first recess, and inner cup 4 is fixed with the lug 13 with first recess looks adaptation, and between lug 13 and the tank bottom of first recess was located to first sealing washer 10, and this structural design can effectively improve the leakproofness in monitoring storehouse 100.

The inner cover 4 is fixed with the retaining ring 14, and in the equipment storehouse 200 was located to the retaining ring 14, the inner wall of retaining ring 14 and main part 1 was formed with second recess 15, and the head of fastening bolt 9 was located in the second recess 15, and second recess 15 seals through filling the sealant, and this setting can further promote the leakproofness in monitoring storehouse 100, prevents sulfur hexafluoride gas leakage, ensures that main part 1 can use for a long time.

The main body part 1 comprises a shell 16 and an outer cover 17, the outer cover 17 is fixed with the shell 16 through a fixing bolt, a sealing gasket is arranged between the shell 16 and the outer cover 17, and the sealing gasket can effectively prevent water and dust.

The connecting pipe 18 is fixed to one side of the outer cover 17, which is close to the power supply seat 2, the connecting pipe 18 is provided with external threads, the power supply seat 2 is provided with a connecting groove 19 which is matched with the connecting pipe 18, internal threads which are matched with the external threads are arranged in the connecting groove 19, and the first circuit part 7 and the second circuit part 8 are respectively arranged in the connecting pipe 18 and the connecting groove 19.

The first circuit part 7 is a wire pole, the second circuit part 8 is a wire pipe, the end part of the front end of the wire pole is an arc, and the wire pole is inserted into the wire pipe. When the connecting pipe 18 is screwed in the connecting groove 19, the wire column is inserted in the wire pipe, and the mobile power supply is communicated with the circuits of the equipment bin 200 and the monitoring bin 100, and can provide power for all the equipment.

The outer wall of the front end of the wire pole is provided with a bulge 20, the front end of the wire pipe is provided with a gap 21, the front end of the wire pipe is divided into two parts by the gap 21, the wire pole is inserted into the wire pipe, and the bulge 20 is used for propping up the front end of the wire pipe, so that the wire pole is connected with the wire pipe more tightly.

Specifically, the joint 3 is provided with a second sealing ring 11, and the connecting pipe 18 is provided with a third sealing ring 22.

In the utility model, when the mobile power supply has no electricity or fails, the power supply seat 2 is only required to be unscrewed and replaced by the normal power supply seat 2, and the maintenance mode is simple and quick; and secondly, the main body part 1 does not need to be disassembled when the power supply is replaced, namely, the transformer does not need to stop working when the power supply is replaced, and the normal power utilization of the area is not influenced. Thirdly, by arranging the photovoltaic panel 6, the service life of the mobile power supply is prolonged, and the replacement frequency of the battery can be reduced as much as possible. Fourth, the detected information is sent out through the wireless transmission module, and operation and maintenance management personnel are notified in time.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the scope of protection thereof, and although the present utility model has been described in detail with reference to the above embodiments, it should be understood by those of ordinary skill in the art that: various changes, modifications, or equivalents may be made to the particular embodiments of the utility model by those skilled in the art after reading the present disclosure, but such changes, modifications, or equivalents are within the scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides a sulfur hexafluoride gas density table based on photoelectricity is got can, its characterized in that, including main part (1) and power seat (2), main part (1) and power seat (2) are fixed through screw interface, main part (1) is kept away from one end of power seat (2) and is equipped with joint (3) of being connected with waiting monitoring facilities, main part (1) internal fixation has inner cup (4), inner cup (4) divide into monitoring storehouse (100) and equipment storehouse (200) with main part (1), monitoring storehouse (100) are located main part (1) and are close to the one end that connects, be equipped with temperature sensor and humidity transducer in monitoring storehouse (100), be equipped with controller and wireless transmission module in equipment storehouse (200), it has lead wire hole (5) to open on inner cup (4), lead wire hole (5) are sealed through filling the sealant, be equipped with portable power source and charging module in power seat (2), the outer wall of power seat (2) is fixed with photovoltaic board (6), photovoltaic board (6) are equipped with portable power source and second circuit (7) and first circuit (8) through connection portion and second circuit (7, first circuit (8) and second circuit (8) are dismantled in the first circuit portion and second circuit (8) The wireless transmission module, the temperature sensor and the humidity sensor provide power.

2. The sulfur hexafluoride gas density meter based on photoelectric energy taking according to claim 1, wherein the inner cover (4) and the main body portion (1) are fixed through fastening bolts (9), and a first sealing ring (10) is arranged between the inner cover (4) and the main body portion (1).

3. The sulfur hexafluoride gas density meter based on photoelectric energy taking according to claim 2, wherein the main body portion (1) comprises a supporting ring (12), the inner cover (4) is fixed with the supporting ring (12) through a fastening bolt (9), the supporting ring (12) is provided with a first groove, the inner cover (4) is fixed with a protruding block (13) matched with the first groove, and the first sealing ring (10) is arranged between the protruding block (13) and the bottom of the first groove.

4. A sulfur hexafluoride gas density meter based on photoelectric energy taking according to claim 3, characterized in that the inner cover (4) is fixed with a retainer ring (14), the retainer ring (14) is arranged in the equipment bin (200), a second groove (15) is formed between the retainer ring (14) and the inner wall of the main body part (1), the head of the fastening bolt (9) is arranged in the second groove (15), and the second groove (15) is sealed by filling sealant.

5. The sulfur hexafluoride gas density meter based on photoelectric energy taking according to claim 4, wherein the main body part (1) comprises a shell (16) and an outer cover (17), the outer cover (17) is fixed with the shell (16) through a fixing bolt, and a sealing gasket is arranged between the shell (16) and the outer cover (17).

6. The sulfur hexafluoride gas density meter based on photoelectric energy taking according to claim 5, wherein the connecting pipe (18) is fixed on one side of the outer cover (17) close to the power supply base (2), the connecting pipe (18) is provided with external threads, the power supply base (2) is provided with a connecting groove (19) matched with the connecting pipe (18), the connecting groove (19) is internally provided with internal threads matched with the external threads, and the first circuit part (7) and the second circuit part (8) are respectively arranged in the connecting pipe (18) and the connecting groove (19).

7. The sulfur hexafluoride gas density meter based on photoelectric energy taking according to claim 6, wherein the first circuit part (7) is a wire column, the second circuit part (8) is a wire tube, the front end of the wire column is an arc, and the wire column is inserted into the wire tube.

8. The sulfur hexafluoride gas density meter based on photoelectric energy taking according to claim 7, wherein the outer wall of the front end of the wire pole is provided with a protrusion (20), a slit (21) is formed at the front end of the wire pipe, and the slit (21) divides the front end of the wire pipe into two parts.

9. The sulfur hexafluoride gas density meter based on photoelectric energy taking according to claim 8, wherein a third sealing ring (22) is arranged on the connecting pipe (18).

10. The sulfur hexafluoride gas density meter based on photoelectric energy taking according to claim 1, wherein the joint (3) is provided with a second sealing ring (11).