CN114088299A - Portable SF6 gas leakage is from inhaling detection early warning device - Google Patents
Portable SF6 gas leakage is from inhaling detection early warning device Download PDFInfo
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- CN114088299A CN114088299A CN202111373885.6A CN202111373885A CN114088299A CN 114088299 A CN114088299 A CN 114088299A CN 202111373885 A CN202111373885 A CN 202111373885A CN 114088299 A CN114088299 A CN 114088299A
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- 238000001514 detection method Methods 0.000 title claims abstract description 63
- 238000010521 absorption reaction Methods 0.000 claims abstract description 35
- 238000013016 damping Methods 0.000 claims abstract description 22
- 239000007789 gas Substances 0.000 claims description 55
- 230000035939 shock Effects 0.000 claims description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 11
- 229910052760 oxygen Inorganic materials 0.000 claims description 11
- 239000001301 oxygen Substances 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- 229910018503 SF6 Inorganic materials 0.000 description 57
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 57
- 238000000034 method Methods 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 229960000909 sulfur hexafluoride Drugs 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 206010021143 Hypoxia Diseases 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D63/00—Motor vehicles or trailers not otherwise provided for
- B62D63/02—Motor vehicles
- B62D63/04—Component parts or accessories
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses a mobile SF6 gas leakage self-absorption detection early warning device which comprises a vehicle body assembly, wherein the vehicle body assembly comprises a base, a damping plate and an upper frame, the damping plate is arranged at the upper end of the base, and the upper frame is arranged at the upper end of the damping plate; and the air suction assembly is arranged on the damping plate. The SF6 gas leakage detection and early warning work can be effectively, safely and reliably completed, the major personal safety risk caused by the fact that field operation personnel inhale mistakenly due to the fact that an alarm is not given in time after SF6 gas leakage is avoided, and working efficiency and working quality are improved.
Description
Technical Field
The invention relates to the technical field of high voltage and insulation, in particular to a mobile SF6 gas leakage self-absorption detection early warning device.
Background
An SF6 gas leakage monitoring and alarming online system is generally installed in an existing transformer substation GIS room, but the monitoring effectiveness is related to the arrangement point of a sensor installed in the transformer substation GIS room. When the leakage of SF6 gas occurs, since SF6 gas has a density 5 times as high as that of air, it accumulates in a lower space and causes a local oxygen deficiency, causing a serious accident. At present, no self-suction detection method is adopted for the sensor, so that the detection range of the sensor is not large enough due to the specific inertia relationship of SF6 gas, and the monitoring effectiveness cannot meet the safety requirement of field operation. Meanwhile, SF6 gas is usually deposited at the ground position below a leakage point when the SF6 gas leaks due to colorless, tasteless and high specific gravity, and if a sensor is not effectively distributed, the SF6 gas cannot be accurately monitored and gives an alarm. Leaked sulfur hexafluoride gas can cause great risk to operation and maintenance workers; therefore, how to improve the early warning efficiency of sulfur hexafluoride gas leakage detection and reduce the safety risk of field operation becomes an important problem which needs to be solved urgently in the operation and maintenance work of the sulfur hexafluoride equipment at present.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments, and in this section as well as in the abstract and the title of the invention of this application some simplifications or omissions may be made to avoid obscuring the purpose of this section, the abstract and the title of the invention, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made keeping in mind the above problems and/or problems occurring in the prior art.
Therefore, the technical problem to be solved by the invention is how to improve the early warning efficiency of sulfur hexafluoride gas leakage detection and reduce the safety risk of field operation, and the problem that the operation and maintenance work of the existing sulfur hexafluoride equipment is urgently needed to be solved.
In order to solve the technical problems, the invention provides the following technical scheme: a mobile SF6 gas leakage self-absorption detection early warning device comprises a vehicle body assembly, wherein the vehicle body assembly comprises a base, a damping plate and an upper frame, the damping plate is arranged at the upper end of the base, and the upper frame is arranged at the upper end of the damping plate; and the air suction assembly is arranged on the damping plate.
As a preferable scheme of the mobile SF6 gas leakage self-absorption detection early warning device, the mobile SF6 gas leakage self-absorption detection early warning device comprises the following steps: the shock attenuation board includes disc post and spread groove, the disc post set up in the shock attenuation board lower extreme, the spread groove set up in on the disc post, the spread groove is provided with the contained angle between three, the adjacent spread groove and is 60 degrees.
As a preferable scheme of the mobile SF6 gas leakage self-absorption detection early warning device, the mobile SF6 gas leakage self-absorption detection early warning device comprises the following steps: the shock attenuation board still is provided with spliced pole, spacing groove and stake hole, the spliced pole set up in the spread groove, the spacing groove with the stake hole set up in on the shock attenuation board, the spacing groove is provided with a plurality ofly.
As a preferred scheme of the mobile SF6 gas leakage self-absorption detection early warning device, the mobile SF6 gas leakage self-absorption detection early warning device comprises the following components: the subassembly of breathing in includes slip stopper and carriage release lever, slip stopper one end is provided with the sliding connection hole, the spliced pole with the sliding connection hole rotates to be connected, the slip stopper with the carriage release lever cooperation.
As a preferable scheme of the mobile SF6 gas leakage self-absorption detection early warning device, the mobile SF6 gas leakage self-absorption detection early warning device comprises the following steps: the movable rod comprises a movable rod groove and a pulley, the movable rod groove is formed in the upper end of the movable rod, the pulley is arranged at the lower end of the movable rod, and the sliding plug is arranged in the movable rod groove.
As a preferable scheme of the mobile SF6 gas leakage self-absorption detection early warning device, the mobile SF6 gas leakage self-absorption detection early warning device comprises the following steps: the movable rod further comprises an air inlet hole and an air outlet hole, the air inlet hole and the air outlet hole are formed in the circumferential surface of the movable rod, the air outlet hole is located at the lower end of the air inlet hole, and the air outlet hole is connected with the SF6 detection device through a pipeline.
As a preferable scheme of the mobile SF6 gas leakage self-absorption detection early warning device, the mobile SF6 gas leakage self-absorption detection early warning device comprises the following steps: the air suction assembly further comprises an air inlet pipe, one end of the air inlet pipe is connected with the air inlet hole, and an air suction disc is arranged at the other end of the air inlet pipe.
As a preferable scheme of the mobile SF6 gas leakage self-absorption detection early warning device, the mobile SF6 gas leakage self-absorption detection early warning device comprises the following steps: the base includes bed plate, spacing post, hollow post and telescopic link, the bed plate sets up in the frame upper end, spacing post with hollow post set up in on the bed plate, the telescopic link set up in on the hollow post side and with the carriage release lever is connected, spacing post alternate in the spacing groove, the disc post pass through the spring with hollow post is connected.
As a preferable scheme of the mobile SF6 gas leakage self-absorption detection early warning device, the mobile SF6 gas leakage self-absorption detection early warning device comprises the following steps: the upper frame comprises an auxiliary lamp and an oxygen sensor, and the auxiliary lamp and the oxygen sensor are arranged at the upper end of the upper frame.
As a preferable scheme of the mobile SF6 gas leakage self-absorption detection early warning device, the mobile SF6 gas leakage self-absorption detection early warning device comprises the following steps: the upper rack also comprises a camera support and a circuit board, the circuit board is connected with the oxygen sensor and the SF6 detection device, and the lower end of the camera support is connected with the rack hole.
The invention has the beneficial effects that: the SF6 gas leakage detection and early warning work is effectively, safely and reliably completed, the major personal safety risk of mistaken inhalation of field operation personnel due to the fact that an alarm is not given in time after SF6 gas leakage is avoided, and the working efficiency and the working quality are improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:
fig. 1 is a schematic structural diagram of a mobile SF6 gas leakage self-absorption detection early warning device according to an embodiment of the present invention;
fig. 2 is a schematic view of a connection structure of a shock absorbing plate and a suction assembly in the mobile SF6 gas leakage self-priming detection early warning device according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a base in the mobile SF6 gas leakage self-absorption detection early warning device according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a shock absorbing plate structure in the mobile SF6 gas leakage self-absorption detection early warning device according to an embodiment of the present invention;
fig. 5 is a schematic cross-sectional view illustrating a connection between a sliding plug and a moving rod of the mobile SF6 gas leakage self-priming detection early warning device according to an embodiment of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention is described in detail with reference to the drawings, and in the detailed description of the embodiments of the present invention, the cross-sectional views illustrating the device structures are not enlarged partially according to the general scale for convenience of illustration, and the drawings are only exemplary, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1, the embodiment provides a mobile SF6 gas leakage self-absorption detection early warning device, which includes a vehicle body assembly 100, where the vehicle body assembly 100 includes a base 101, a damping plate 102 and an upper frame 103, the damping plate 102 is disposed at the upper end of the base 101, and the upper frame 103 is disposed at the upper end of the damping plate 102; and a suction assembly 200, the suction assembly 200 being mounted on the damper plate 102.
The damping plate 102 is further provided with a connecting column 102c, a limiting groove 102d and a bracket hole 102e, the connecting column 102c is arranged in the connecting groove 102b, the limiting groove 102d and the bracket hole 102e are arranged on the damping plate 102, and the limiting groove 102d is provided with a plurality of connecting grooves.
The air suction assembly 200 comprises a sliding plug 201 and a moving rod 202, wherein one end of the sliding plug 201 is provided with a sliding connection hole 201a, a connection column 102c is rotatably connected with the sliding connection hole 201a, and the sliding plug 201 is matched with the moving rod 202.
The moving bar 202 includes a moving bar groove 202a and a pulley 202b, the moving bar groove 202a is provided at an upper end of the moving bar 202, the pulley 202b is provided at a lower end of the moving bar 202, and the sliding plug 201 is disposed in the moving bar groove 202 a.
The sliding plug 201 comprises a sliding plug roller 201b and a blocking column 201c, wherein the sliding plug roller 201b is arranged at the lower end of the sliding plug 201, so that the sliding plug 201 can move rapidly in the moving rod groove 202 a; the blocking column 201c is arranged in the middle of the sliding plug 201 and used for extruding and sucking air in the moving rod groove 202a, and the sliding plug 201 is made of rubber materials, so that the suction effect is improved.
The movable rod 202 further comprises an air inlet hole 202c and an air outlet hole 202d, the air inlet hole 202c and the air outlet hole 202d are arranged on the circumferential surface of the movable rod 202, the air outlet hole 202d is located at the lower end of the air inlet hole 202c, the air outlet hole 202d is convenient to stretch out and draw back for an elastic hose through a pipeline and an SF6 detection device 300 fixed connection pipeline, the air suction assembly 200 further comprises an air inlet pipe 203, one end of the air inlet pipe 203 is fixedly connected with the air inlet hole 202c, the other end of the air inlet pipe 203 is provided with an air suction disc 203a, an air collection tank 203b is arranged on the air inlet pipe 203 to collect air, the air inlet pipe 203 is made of flexible and plastic alloy materials, and the air inlet pipe 203 is changed conveniently to circulate air as required.
The middle of the air suction disc 203a is hollow, and a curved surface is arranged inside the air suction disc 203a, so that air circulation is facilitated.
The base 101 includes the bed plate 101a, spacing post 101b, hollow post 101c and telescopic link 101d, the bed plate 101a sets up in the frame upper end, spacing post 101b and hollow post 101c set up on the bed plate 101a, telescopic link 101d set up on hollow post 101c side and with carriage release lever 202 fixed connection, the slip direction of restriction carriage release lever 202, it is convenient for toward retrieving to contract to be provided with the spring in the telescopic link 101d, spacing post 101b alternates in spacing groove 102d, restriction damper plate 102 only can reciprocate at the automobile body removal in-process, disc post 102a passes through spring and hollow post 101c fixed connection.
The frame is provided with lifting support with the junction of base 101, and the high change device of base 101 risees to reduce the position height of SF6 gaseous detection as required, avoids appearing detecting the omission.
The upper frame 103 includes an auxiliary lamp 103a and an oxygen sensor 103b, the auxiliary lamp 103a and the oxygen sensor 103b are disposed at an upper end of the upper frame 103, and the oxygen sensor 103b is used to monitor oxygen content.
The upper frame 103 further comprises a camera support 103c and a circuit board 103d, the circuit board 103d is connected with the oxygen sensor 103b and the SF6 detection device 300, and the lower end of the camera support 103c is connected with the frame hole 102 e.
Be provided with 360 cameras on camera support 103c and pass through the cloud platform and be connected with the display, still be provided with communication module and main control chip Arduino on the upper bracket 103, carry out remote control and data transmission show through long-range cell-phone APP.
When the trolley does not move, the blocking column 201c on the sliding plug 201 positioned in the moving rod 202 is positioned above the air outlet 202d, so that SF6 gas can enter the moving rod groove 202a through the air suction disc 203a and finally enter the SF6 detection device 300 for detection and analysis.
During the use, through the removal of cell-phone APP remote control dolly, the SF6 gas that is located the room bottom in the removal process gets into through breathing in dish 203a and gets into in the movable rod groove 202a at last the SF6 detection device 300 carries out the detection and analysis, because all do not set up damping device on dolly base 101 and the frame, so the in-process that removes can appear rocking and jolting.
The damping plate 102 moves up and down under the action of the spring, in the process that the damping plate 102 moves down, the moving rod 202 moves along with the moving, the telescopic rod 101d stretches out of the spring inside the moving rod to deform, the sliding plug 201 located in the moving rod groove 202a also moves along with the moving, the blocking column 201c extrudes air in the moving rod groove 202a to be discharged outwards, and at the moment, the blocking column 201c is located between the air inlet hole 202c and the air outlet hole 202 d; when the damping plate 102 moves upwards under the action of the middle spring between the disc column 102a and the hollow column 101c, the moving rod 202 and the sliding plug 201 positioned in the moving rod groove 202a also move along with the moving rod, the sliding plug 201 moves above the air outlet hole 202d, the telescopic rod 101d contracts to increase the moving speed of the moving rod 202, and when the sliding plug 201 moves upwards, a suction force is generated to accelerate the flow speed of air; thus, during the movement of the car, the sliding plug 201 and the moving rod 202 will repeat the above-mentioned actions, so that the gas entering the SF6 detection device 300 will increase the flow rate and increase the detection efficiency, and thus the damping plate 102 can also assist the suction assembly 200 in performing self-suction and accurate detection while damping the car body.
It should be noted that a check valve is arranged at the joint of the pipeline and the air inlet 202c, so that when the sliding plug 201 is pressed down, the air only flows into the SF6 detection device 300, and the detection effect is improved.
Can send out the warning when SF6 detection device 300 detects SF6 gas, show on cell-phone APP and inform, SF6 gas leakage detection and early warning work are accomplished to this device swiftly, effectively, safely, reliably, avoid because of not reporting to the police in time after the SF6 gas leakage and lead to the fact the major personal safety risk of site operation personnel's mistake suction to improve work efficiency, operating quality. The concentration of indoor SF6 and the concentration of O2 are effectively monitored, the operation safety of the unattended transformer substation is greatly improved, and particularly the personal safety of daily visitors and maintainers is reliably guaranteed.
Therefore, the supervision level of the insulation technology of the power grid equipment is effectively enhanced through field improvement, and the power supply reliability of the power grid is improved.
It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.
Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).
It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a portable SF6 gas leakage is from inhaling detection early warning device which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the vehicle body assembly (100) comprises a base (101), a damping plate (102) and an upper frame (103), wherein the damping plate (102) is arranged at the upper end of the base (101), and the upper frame (103) is arranged at the upper end of the damping plate (102); and (c) a second step of,
a getter assembly (200), the getter assembly (200) mounted to the damper plate (102).
2. The mobile SF6 gas leakage self-absorption detection and early warning device of claim 1, wherein: the shock absorption plate (102) comprises a disc column (102a) and a connecting groove (102b), the disc column (102a) is arranged at the lower end of the shock absorption plate (102), the connecting groove (102b) is arranged on the disc column (102a), and an included angle formed between three adjacent connecting grooves (102b) is 60 degrees in the connecting groove (102 b).
3. The mobile SF6 gas leakage self-absorption detection and early warning device of claim 2, wherein: the shock absorption plate (102) is further provided with a connecting column (102c), a limiting groove (102d) and a support hole (102e), the connecting column (102c) is arranged in the connecting groove (102b), the limiting groove (102d) and the support hole (102e) are arranged on the shock absorption plate (102), and the limiting groove (102d) is provided with a plurality of connecting grooves.
4. The mobile SF6 gas leakage self-absorption detection and early warning device of claim 3, wherein: the air suction assembly (200) comprises a sliding plug (201) and a moving rod (202), one end of the sliding plug (201) is provided with a sliding connecting hole (201a), the connecting column (102c) is rotatably connected with the sliding connecting hole (201a), and the sliding plug (201) is matched with the moving rod (202).
5. The mobile SF6 gas leakage self-absorption detection and early warning device of claim 4, wherein: the moving rod (202) comprises a moving rod groove (202a) and a pulley (202b), the moving rod groove (202a) is formed in the upper end of the moving rod (202), the pulley (202b) is formed in the lower end of the moving rod (202), and the sliding plug (201) is arranged in the moving rod groove (202 a).
6. The mobile SF6 gas leakage self-priming detection and early warning device of claim 4 or 5, wherein: the movable rod (202) further comprises an air inlet hole (202c) and an air outlet hole (202d), the air inlet hole (202c) and the air outlet hole (202d) are formed in the circumferential surface of the movable rod (202), the air outlet hole (202d) is located at the lower end of the air inlet hole (202c), and the air outlet hole (202d) is connected with the SF6 detection device (300) through a pipeline.
7. The mobile SF6 gas leakage self-absorption detection and early warning device of claim 6, wherein: the air suction assembly (200) further comprises an air inlet pipe (203), one end of the air inlet pipe (203) is connected with the air inlet hole (202c), and the other end of the air inlet pipe (203) is provided with an air suction disc (203 a).
8. The mobile SF6 gas leakage self-absorption detection and early warning device of claim 7, wherein: base (101) include bed plate (101a), spacing post (101b), hollow post (101c) and telescopic link (101d), bed plate (101a) set up in the frame upper end, spacing post (101b) with hollow post (101c) set up in on bed plate (101a), telescopic link (101d) set up in on hollow post (101c) side and with carriage release lever (202) are connected, spacing post (101b) alternate in spacing groove (102d), disc column (102a) pass through the spring with hollow post (101c) are connected.
9. The mobile SF6 gas leakage self-priming detection and early warning device of claim 7 or 8, wherein: the upper frame (103) comprises an auxiliary lamp (103a) and an oxygen sensor (103b), and the auxiliary lamp (103a) and the oxygen sensor (103b) are arranged at the upper end of the upper frame (103).
10. The mobile SF6 gas leakage self-priming detection and early warning device of claim 9, wherein: the upper frame (103) further comprises a camera support (103c) and a circuit board (103d), the circuit board (103d) is connected with the oxygen sensor (103b) and the SF6 detection device (300), and the lower end of the camera support (103c) is connected with the frame hole (102 e).
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| CN202111373885.6A CN114088299A (en) | 2021-11-19 | 2021-11-19 | Portable SF6 gas leakage is from inhaling detection early warning device |
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| CN202111373885.6A CN114088299A (en) | 2021-11-19 | 2021-11-19 | Portable SF6 gas leakage is from inhaling detection early warning device |
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