CN216789871U - SF6 gas cylinder residual gas detection device - Google Patents
SF6 gas cylinder residual gas detection device Download PDFInfo
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- CN216789871U CN216789871U CN202122805425.8U CN202122805425U CN216789871U CN 216789871 U CN216789871 U CN 216789871U CN 202122805425 U CN202122805425 U CN 202122805425U CN 216789871 U CN216789871 U CN 216789871U
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- 238000001514 detection method Methods 0.000 title claims abstract description 35
- 239000002390 adhesive tape Substances 0.000 claims description 76
- 238000005520 cutting process Methods 0.000 claims description 35
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 description 5
- 210000003811 finger Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a SF6 gas cylinder residual gas detection device, which comprises a barometer, wherein an auxiliary marking device is arranged on a handle of the barometer, the auxiliary marking device comprises a fixed seat, and the fixed seat is matched with the barometer.
Description
Technical Field
The utility model relates to a detection device, in particular to a residual gas detection device for an SF6 gas cylinder.
Background
The utility model provides a device for detecting residual gas of an SF6 gas cylinder. The SF6 gas cylinder is one of important spare parts of the transformer substation, and when the pressure of SF6 in the combined electrical apparatus is reduced, a maintainer needs to connect the SF6 gas cylinder into an inflation valve of the combined electrical apparatus to supplement gas. In application, when a gas cylinder with lower air pressure is detected, workers can record the gas cylinder with lower air pressure only by means of memory, error is easy to remember, re-detection is often needed, and the detection is troublesome.
Disclosure of Invention
The utility model aims to provide a SF6 gas cylinder residual gas detection device, which can be characterized in that an auxiliary marking device is additionally arranged on a handle of a gas pressure gauge, and the auxiliary marking device can be used for conveniently pasting an adhesive tape on a gas cylinder with lower air pressure and cutting the adhesive tape when a worker detects the gas cylinder with lower air pressure, so that on one hand, the gas cylinder can be conveniently and quickly marked, the mistake recording of the worker is avoided, and on the other hand, the adhesive tape can be cut, and the gas cylinder can be conveniently and quickly marked.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
a SF6 gas cylinder residual gas detection device comprises a barometer, an auxiliary marking device is installed on a handle of the barometer, the auxiliary marking device comprises a fixed seat, the fixed seat is matched with the barometer, an adhesive tape fixing and releasing device and an auxiliary cutting device are installed on one side of the fixed seat, the adhesive tape fixing and releasing device comprises an adhesive tape roll, an adhesive tape is wound on the adhesive tape roll, the auxiliary cutting device comprises a fixed frame, one side of the fixed frame is connected with a sleeve, a push rod is inserted in the sleeve, the inner part of the sleeve at the upper end of the push rod slides, one end of the push rod is connected with a cutting knife, one side of the fixed frame is connected with a detection rod, one end of the detection rod is provided with a first roller and a swing arm, the first roller is connected with the detection rod through a rotating shaft and can rotate on the detection rod, one side of the detection rod is hinged with the swing arm, a tension spring is installed between the middle part of the swing arm and the middle part of the detection rod, and two ends of the tension spring are respectively matched with the detection rod and the swing arm, the extension spring is in tensile state, and the second running roller is connected through the pivot in one side of swing arm, and the second running roller can rotate on the swing arm, and first running roller can cooperate with the second running roller to carry the sticky tape.
In order to further realize the aim of the utility model, the technical scheme can also be adopted that the bottom of the handle of the barometer is connected with a plurality of locked spherical ends of the self-locking rebounders, the upper part of the fixed seat is connected with a plurality of locking ends of the self-locking rebounders, and the locking ends of the self-locking rebounders can be matched with the locked spherical ends of the self-locking rebounders.
The screw hole is seted up to sheathed tube lateral part, and the sleeve pipe passes through screw threaded connection bolt, and the bolt can be with sleeve pipe and push rod locking, and the cover has first spring on the push rod, and the one end and the push rod of first spring are connected, the other end and the bushing of first spring, and first spring is in compression state, and two guard plates are connected to one side of mount, and two guard plate place planes are in parallel state, and the cutting knife can insert between two guard plates.
The fixed release of sticky tape includes the support column, the one end and the fixing base of support column are connected, the other end installation bearing of support column, the inner circle and the support column of bearing are connected, a slide bar is all connected to the outer lane both sides of bearing, the one end of slide bar is pegged graft and is slided the pipe, the slide bar can slide on the slide bar, the finger board is connected to the lateral part of slide tube, sawtooth block and two limiting plates are connected to the one end of slide tube, the sawtooth of sawtooth block can cooperate with the inboard cooperation of sticky tape book, the both sides of sticky tape book can be cliied in the cooperation of two limiting plates, the cover has the second spring on the slide bar, the one end and the slide bar of second spring are connected, the other end and the slide union coupling of second spring, the second spring is in compression state.
The lateral part of the detection rod is connected with a limiting block, and the limiting block can be matched with a second spring of the swing arm.
The utility model has the advantages that: according to the utility model, the auxiliary marking device is additionally arranged on the handle of the air pressure gauge, and the auxiliary marking device can be used for conveniently pasting the adhesive tape on the air cylinder with lower air pressure and cutting the adhesive tape when a worker detects the air cylinder with lower air pressure, so that on one hand, the marking on the air cylinder is convenient and rapid, the mistake recording of the worker is avoided, and on the other hand, the adhesive tape can be cut, and the quick marking is convenient.
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 principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a second schematic structural diagram of the present invention;
FIG. 3 is a third schematic structural diagram of the present invention;
FIG. 4 is an enlarged view of part I of FIG. 2;
FIG. 5 is an enlarged view of section II of FIG. 3;
fig. 6 is an enlarged schematic view of part iii of fig. 2.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings.
Example 1:
an SF6 gas cylinder residual gas detection device is shown in figures 1-6 and comprises a barometer 1, an auxiliary marking device is installed on a handle of the barometer 1, the auxiliary marking device comprises a fixed seat 2, the fixed seat 2 is matched with the barometer 1, an adhesive tape fixing and releasing device and an auxiliary cutting device are installed on one side of the fixed seat 2, the adhesive tape fixing and releasing device comprises an adhesive tape roll 7, an adhesive tape is wound on the adhesive tape roll 7, the auxiliary cutting device comprises a fixed frame 4, one side of the fixed frame 4 is connected with a sleeve 6, a push rod 18 is inserted into the sleeve 6, the inner part of the sleeve 6 at the upper end of the push rod 18 slides, one end of the push rod 18 is connected with a cutting knife 20, one side of the fixed frame 4 is connected with an exploring rod 21, one end of the exploring rod 21 is provided with a first roller 22 and a swinging arm 23, the first roller 22 is connected with the exploring rod 21 through a rotating shaft, the first roller 22 can rotate on the exploring rod 21, one side of the sounding rod 21 is hinged to the swing arm 23, a tension spring 25 is installed between the middle of the swing arm 23 and the middle of the sounding rod 21, two ends of the tension spring 25 are respectively matched with the sounding rod 21 and the swing arm 23, the tension spring 25 is in a stretching state, one side of the swing arm 23 is connected with a second roller 26 through a rotating shaft, the second roller 26 can rotate on the swing arm 23, and the first roller 22 and the second roller 26 can be matched to clamp the adhesive tape.
According to the utility model, the auxiliary marking device is additionally arranged on the handle of the barometer 1, and the auxiliary marking device can be used for conveniently pasting an adhesive tape on the air cylinder with lower air pressure and cutting the adhesive tape when a worker detects the air cylinder with lower air pressure, so that on one hand, the marking on the air cylinder is convenient and rapid, the mistake recording of the worker is avoided, and on the other hand, the adhesive tape can be cut, and the quick marking is convenient.
Material selection and feasibility analysis of specific implementation of application range: the practical manufactured sample is implemented by taking the specification attached drawing as a drawing according to the proportion and the matching mode of each part in the specification attached drawing, the connection is a common connection mode such as a connection of a strong adhesive, a welding, riveting and a flange connection and an integral forming type connection, and the thickness and the strength of a corresponding connection mode connection point can be selected without creativity according to the requirement of practical connection strength during practical manufacturing. The barometer 1 can adopt a tire pressure meter, and a handle of the tire pressure meter is connected with the fixed seat 2. After the installation of adhesive tape roll 7 is completed, the user can stimulate the adhesive tape on adhesive tape roll 7, let the one end of adhesive tape be located between first running roller 22 and second running roller 26, the tip of adhesive tape is out in the state of fig. 4 this moment, the tip of adhesive tape is outwards stretched out, convenient pasting, when marking, the tip that the workman can manually give way pastes on the gas cylinder, extension spring 25 is stretched this moment, reach the fig. 3 state, then promote push rod 18, let cutting knife 20 cut the adhesive tape, the back is cut off to the adhesive tape, the tip of adhesive tape no longer is promoted, extension spring 25 contracts this moment, get back to the state of fig. 4, make things convenient for the adhesive tape to paste for the second time. The adhesive tape roll 7 can adopt colored adhesive tapes, so that the prompt effect is conveniently improved.
Example 2:
an SF6 gas cylinder residual gas detection device is shown in figures 1-6, and comprises a barometer 1, an auxiliary marking device is installed on a handle of the barometer 1, the auxiliary marking device comprises a fixed seat 2, the fixed seat 2 is matched with the barometer 1, an adhesive tape fixing and releasing device and an auxiliary cutting device are installed on one side of the fixed seat 2, the adhesive tape fixing and releasing device comprises an adhesive tape roll 7, an adhesive tape is wound on the adhesive tape roll 7, the auxiliary cutting device comprises a fixed frame 4, one side of the fixed frame 4 is connected with a sleeve 6, a push rod 18 is inserted into the sleeve 6, the inner part of the upper end sleeve 6 of the push rod 18 slides, one end of the push rod 18 is connected with a cutting knife 20, one side of the fixed frame 4 is connected with a detection rod 21, one end of the detection rod 21 is provided with a first roller 22 and a swing arm 23, the first roller 22 is connected with the detection rod 21 through a rotating shaft, the first roller 22 can rotate on the detection rod 21, one side of the sounding rod 21 is hinged to the swing arm 23, a tension spring 25 is installed between the middle of the swing arm 23 and the middle of the sounding rod 21, two ends of the tension spring 25 are respectively matched with the sounding rod 21 and the swing arm 23, the tension spring 25 is in a stretching state, one side of the swing arm 23 is connected with a second roller 26 through a rotating shaft, the second roller 26 can rotate on the swing arm 23, and the first roller 22 and the second roller 26 can be matched to clamp the adhesive tape. The bottom of a handle of the barometer 1 is connected with a plurality of locked spherical ends 15 of the self-locking rebounders, the upper part of the fixed seat 2 is connected with a plurality of locked ends 16 of the self-locking rebounders, and the locked ends 16 of the self-locking rebounders can be matched with the locked spherical ends 15 of the self-locking rebounders.
The locking end 16 of the self-locking rebounder can be matched with the locked spherical end 15 of the self-locking rebounder, so that the barometer 1 can be conveniently and detachably connected with the fixed seat 2.
Example 3:
an SF6 gas cylinder residual gas detection device is shown in figures 1-6 and comprises a barometer 1, an auxiliary marking device is installed on a handle of the barometer 1, the auxiliary marking device comprises a fixed seat 2, the fixed seat 2 is matched with the barometer 1, an adhesive tape fixing and releasing device and an auxiliary cutting device are installed on one side of the fixed seat 2, the adhesive tape fixing and releasing device comprises an adhesive tape roll 7, an adhesive tape is wound on the adhesive tape roll 7, the auxiliary cutting device comprises a fixed frame 4, one side of the fixed frame 4 is connected with a sleeve 6, a push rod 18 is inserted into the sleeve 6, the inner part of the sleeve 6 at the upper end of the push rod 18 slides, one end of the push rod 18 is connected with a cutting knife 20, one side of the fixed frame 4 is connected with an exploring rod 21, one end of the exploring rod 21 is provided with a first roller 22 and a swinging arm 23, the first roller 22 is connected with the exploring rod 21 through a rotating shaft, the first roller 22 can rotate on the exploring rod 21, the articulated swing arm 23 in one side of exploring pole 21, installation extension spring 25 between the middle part of swing arm 23 and the middle part of exploring pole 21, the both ends of extension spring 25 respectively with visit pole 21 and the cooperation of swing arm 23, extension spring 25 is in tensile state, second running roller 26 is connected through the pivot in one side of swing arm 23, second running roller 26 can rotate on swing arm 23, and sticky tape can be cliied in the cooperation of first running roller 22 and second running roller 26. The lateral part of sleeve pipe 6 is seted up the screw, and sleeve pipe 6 passes through screw threaded connection bolt 3, and bolt 3 can be with sleeve pipe 6 and push rod 18 locking, and the cover has first spring 5 on the push rod 18, and the one end and the push rod 18 of first spring 5 are connected, and the other end and the sleeve pipe 6 of first spring 5 are connected, and first spring 5 is in compression state, and two guard plates 19 are connected to one side of mount 4, and the plane in two guard plates 19 places is in parallel state, and cutting knife 20 can insert between two guard plates 19.
When the adhesive tape needs to be cut, the bolt 3 can be unlocked, one end of the push rod 18 is pushed and pressed manually, so that the cutting knife 20 protrudes out of the two protection plates 19, the cutting is convenient, after the cutting is finished, the first spring 5 can drive the cutting knife 20 to rebound to the position between the two protection plates 19, the cutting knife 20 is prevented from hurting a user, the user can further lock the pipe 6 and the push rod 18 through the bolt 3, and the cutting knife 20 is prevented from automatically sliding out of the position between the two protection plates 19.
Example 4:
an SF6 gas cylinder residual gas detection device is shown in figures 1-6 and comprises a barometer 1, an auxiliary marking device is installed on a handle of the barometer 1, the auxiliary marking device comprises a fixed seat 2, the fixed seat 2 is matched with the barometer 1, an adhesive tape fixing and releasing device and an auxiliary cutting device are installed on one side of the fixed seat 2, the adhesive tape fixing and releasing device comprises an adhesive tape roll 7, an adhesive tape is wound on the adhesive tape roll 7, the auxiliary cutting device comprises a fixed frame 4, one side of the fixed frame 4 is connected with a sleeve 6, a push rod 18 is inserted into the sleeve 6, the inner part of the sleeve 6 at the upper end of the push rod 18 slides, one end of the push rod 18 is connected with a cutting knife 20, one side of the fixed frame 4 is connected with an exploring rod 21, one end of the exploring rod 21 is provided with a first roller 22 and a swinging arm 23, the first roller 22 is connected with the exploring rod 21 through a rotating shaft, the first roller 22 can rotate on the exploring rod 21, one side of the sounding rod 21 is hinged to the swing arm 23, a tension spring 25 is installed between the middle of the swing arm 23 and the middle of the sounding rod 21, two ends of the tension spring 25 are respectively matched with the sounding rod 21 and the swing arm 23, the tension spring 25 is in a stretching state, one side of the swing arm 23 is connected with a second roller 26 through a rotating shaft, the second roller 26 can rotate on the swing arm 23, and the first roller 22 and the second roller 26 can be matched to clamp the adhesive tape. The fixed release of sticky tape includes support column 14, the one end of support column 14 is connected with fixing base 2, the other end installation bearing 13 of support column 14, the inner circle and the support column 14 of bearing 13 are connected, a slide bar 12 is all connected to the outer lane both sides of bearing 13, slide tube 9 is pegged graft to the one end of slide bar 12, slide tube 9 can slide on slide bar 12, finger board 10 is connected to the lateral part of slide tube 9, serration block 8 and two limiting plates 17 are connected to the one end of slide tube 9, the sawtooth of serration block 8 can cooperate with the inboard of sticky tape book 7, the both sides of sticky tape book 7 can be carried in the cooperation to two limiting plates 17, the cover has second spring 11 on slide bar 12, the one end and the slide bar 12 of second spring 11 are connected, the other end and the slide tube 9 of second spring 11 are connected, second spring 11 is in compression state.
The adhesive tape fixing and releasing device of the present invention can allow a user to press the two acupressure pads 10 with the thumb and the index finger when the adhesive tape roll 7 needs to be fixed, thereby allowing the two serrated blocks 8 to approach each other, shortening the distance between the two serrated blocks 8, then the inner ring of the adhesive tape roll 7 is sleeved on the two sawtooth blocks 8, then the finger-pressure plate 10 is released, at the moment, the second spring 11 drives the sawtooth blocks 8 to rebound, so that the saw teeth of the two saw tooth blocks 8 are matched with the inner wall of the inner ring of the adhesive tape roll 7 by the elastic force of the second spring 11, thereby fixing the adhesive tape roll 7 on the adhesive tape fixing and releasing device, because the adhesive tape roll 7 adopts the structure that the inner side fixing ring is a hard paper ring, the sawteeth of the sawtooth block 8 can be inserted into one part of the inner ring of the adhesive tape roll 7, thereby avoiding sawtooth block 8 and adhesive tape roll 7 to break away from the cooperation, two limiting plates 17 can clip the both sides of adhesive tape roll 7 to further avoid adhesive tape roll 7.
Example 5:
an SF6 gas cylinder residual gas detection device is shown in figures 1-6 and comprises a barometer 1, an auxiliary marking device is installed on a handle of the barometer 1, the auxiliary marking device comprises a fixed seat 2, the fixed seat 2 is matched with the barometer 1, an adhesive tape fixing and releasing device and an auxiliary cutting device are installed on one side of the fixed seat 2, the adhesive tape fixing and releasing device comprises an adhesive tape roll 7, an adhesive tape is wound on the adhesive tape roll 7, the auxiliary cutting device comprises a fixed frame 4, one side of the fixed frame 4 is connected with a sleeve 6, a push rod 18 is inserted into the sleeve 6, the inner part of the sleeve 6 at the upper end of the push rod 18 slides, one end of the push rod 18 is connected with a cutting knife 20, one side of the fixed frame 4 is connected with an exploring rod 21, one end of the exploring rod 21 is provided with a first roller 22 and a swinging arm 23, the first roller 22 is connected with the exploring rod 21 through a rotating shaft, the first roller 22 can rotate on the exploring rod 21, the articulated swing arm 23 in one side of exploring pole 21, installation extension spring 25 between the middle part of swing arm 23 and the middle part of exploring pole 21, the both ends of extension spring 25 respectively with visit pole 21 and the cooperation of swing arm 23, extension spring 25 is in tensile state, second running roller 26 is connected through the pivot in one side of swing arm 23, second running roller 26 can rotate on swing arm 23, and sticky tape can be cliied in the cooperation of first running roller 22 and second running roller 26. The side part of the detecting rod 21 is connected with a limiting block 24, and the limiting block 24 can be matched with the second spring 11 of the swing arm 23.
The limiting block 24 can cut the adhesive tape by the cutting knife 20, and the swinging arm 23 is driven by the tension spring 25 to rotate anticlockwise to extend out of the block 32 with one side of the swinging arm 23, so that the swinging arm 23 is prevented from rotating excessively, and the end part of the adhesive tape is kept in an extending state.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention.
Claims (5)
1. The utility model provides a SF6 gas cylinder residual gas detection device which characterized in that: comprises a barometer (1), an auxiliary marking device is installed on a handle of the barometer (1), the auxiliary marking device comprises a fixed seat (2), the fixed seat (2) is matched with the barometer (1), an adhesive tape fixing and releasing device and an auxiliary cutting device are installed on one side of the fixed seat (2), the adhesive tape fixing and releasing device comprises an adhesive tape roll (7), an adhesive tape is wound on the adhesive tape roll (7), the auxiliary cutting device comprises a fixed frame (4), one side of the fixed frame (4) is connected with a sleeve (6), a push rod (18) is inserted into the sleeve (6), the inner part of the sleeve (6) at the upper end of the push rod (18) slides, one end of the push rod (18) is connected with a cutting knife (20), one side of the fixed frame (4) is connected with a detection rod (21), one end of the detection rod (21) is provided with a first roller (22) and a swing arm (23), the first roller (22) is connected with the detection rod (21) through a rotating shaft, first running roller (22) can rotate on exploring pole (21), one side articulated swing arm (23) of exploring pole (21), install extension spring (25) between the middle part of swing arm (23) and the middle part of exploring pole (21), the both ends of extension spring (25) respectively with exploring pole (21) and swing arm (23) cooperation, extension spring (25) are in tensile state, second running roller (26) are connected through the pivot in one side of swing arm (23), second running roller (26) can rotate on swing arm (23), sticky tape can be cliied in cooperation of first running roller (22) and second running roller (26).
2. The SF6 gas cylinder residual gas detection device of claim 1, wherein: the bottom of a handle of the barometer (1) is connected with a plurality of locked spherical ends (15) of the self-locking rebounders, the upper part of the fixing seat (2) is connected with a plurality of locked ends (16) of the self-locking rebounders, and the locked ends (16) of the self-locking rebounders can be matched with the locked spherical ends (15) of the self-locking rebounders.
3. The SF6 gas cylinder residual gas detection device of claim 1, wherein: the screw hole is seted up to the lateral part of sleeve pipe (6), screw threaded connection bolt (3) are passed through in sleeve pipe (6), bolt (3) can be with sleeve pipe (6) and push rod (18) locking, the cover has first spring (5) on push rod (18), the one end and the push rod (18) of first spring (5) are connected, the other end and the sleeve pipe (6) of first spring (5) are connected, first spring (5) are in compression state, two guard plates (19) are connected to one side of mount (4), two guard plate (19) place planes are in parallel state, cutting knife (20) can be inserted between two guard plates (19).
4. The SF6 gas cylinder residual gas detection device of claim 1, wherein: the adhesive tape fixing and releasing device comprises a supporting column (14), one end of the supporting column (14) is connected with a fixing seat (2), a bearing (13) is installed at the other end of the supporting column (14), an inner ring of the bearing (13) is connected with the supporting column (14), two sides of an outer ring of the bearing (13) are respectively connected with a sliding rod (12), one end of each sliding rod (12) is inserted with a sliding pipe (9), the sliding pipe (9) can slide on the sliding rod (12), a finger-pressing plate (10) is connected to the side portion of the sliding pipe (9), one end of each sliding pipe (9) is connected with a sawtooth block (8) and two limiting plates (17), sawteeth of the sawtooth block (8) can be matched with the inner side of an adhesive tape roll (7), the two limiting plates (17) can be matched to clamp two sides of the adhesive tape roll (7), a second spring (11) is sleeved on the sliding rod (12), one end of the second spring (11) is connected with the sliding rod (12), the other end of the second spring (11) is connected with the sliding tube (9), and the second spring (11) is in a compressed state.
5. The SF6 gas cylinder residual gas detection device of claim 1, wherein: a limit block (24) is connected to the side of the detection rod (21), and the limit block (24) can be matched with a second spring (11) of the swing arm (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122805425.8U CN216789871U (en) | 2021-11-16 | 2021-11-16 | SF6 gas cylinder residual gas detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122805425.8U CN216789871U (en) | 2021-11-16 | 2021-11-16 | SF6 gas cylinder residual gas detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216789871U true CN216789871U (en) | 2022-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122805425.8U Expired - Fee Related CN216789871U (en) | 2021-11-16 | 2021-11-16 | SF6 gas cylinder residual gas detection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN216789871U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114199337A (en) * | 2021-11-16 | 2022-03-18 | 国家电网有限公司 | SF6 gas cylinder residual gas detection device |
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2021
- 2021-11-16 CN CN202122805425.8U patent/CN216789871U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114199337A (en) * | 2021-11-16 | 2022-03-18 | 国家电网有限公司 | SF6 gas cylinder residual gas detection device |
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Granted publication date: 20220621 |