CN215064299U - GIS crank arm movement double-confirmation monitoring device with simple structure - Google Patents
GIS crank arm movement double-confirmation monitoring device with simple structure Download PDFInfo
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- CN215064299U CN215064299U CN202121146522.4U CN202121146522U CN215064299U CN 215064299 U CN215064299 U CN 215064299U CN 202121146522 U CN202121146522 U CN 202121146522U CN 215064299 U CN215064299 U CN 215064299U
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Abstract
The utility model discloses a GIS crank arm movement double confirmation monitoring device with simple structure, which is arranged at one end of a crank arm; the bottom surface of the mounting box body is parallel to the rotating plane of the crank arm, the bottom surface of the inner cavity of the mounting box body is provided with an annular limiting part and an annular movable groove, and the annular limiting part and the annular movable groove are coaxially arranged; the mounting box body swings along with the rotation and swing of the crank arm; the magnetic induction components are distributed at intervals and fixedly arranged on the annular limiting part along the annular direction of the annular limiting part; the magnetic rolling piece is movably arranged in the groove of the annular movable groove; when the mounting box body swings along the crank arm, the magnetic rolling piece rolls to the lowest point along the annular movable groove under the action of gravity. The GIS crank arm movement double-confirmation monitoring device with the simple structure can confirm the position of a switch device connected with the crank arm through the magnetic induction component and the magnetic rolling component, and is simple in structure and convenient and fast to install.
Description
Technical Field
The utility model relates to a high tension switchgear technical field, especially a simple structure's two affirmation monitoring devices of GIS crank arm motion.
Background
GIS switchgear is the switchgear that gas insulation is sealed, and its internal switch can not direct observation when the divide-shut brake action, and the blindly carries out next step of operation on the basis of not knowing the on-off state easily causes serious consequence. Because the switch device is sealed in the switch equipment, the switch device realizes opening and closing through swinging, the main basis of the opening and closing position of the switch device is the position data of the swinging arm monitored by the auxiliary switch, but sometimes the auxiliary switch can not upload the monitored position data in time, and a double-confirmation system is needed to ensure that the current position of the switch device can be known at any time. In the existing stage, the GIS switch equipment generally adopts an auxiliary switch combined with a video acquisition or posture acquisition structure to achieve the double-confirmation effect, but the structure is complex and is not beneficial to installation and use.
SUMMERY OF THE UTILITY MODEL
To the above defect, the utility model provides a monitoring devices is confirmed to simple structure's two affirmations of GIS crank arm motion, through magnetism response part and magnetism rolling member, can confirm the position of the switching device of being connected with the crank arm, simple structure, it is convenient to install, and the two affirmation system structure that have solved current GIS switchgear are complicated, are unfavorable for the problem of installation and use.
To achieve the purpose, the utility model adopts the following technical proposal: a GIS crank arm movement double-confirmation monitoring device with a simple structure is arranged at one end of a crank arm and comprises an installation box body, a magnetic induction component and a magnetic rolling component;
the bottom surface of the mounting box body is parallel to the rotating plane of the crank arm, the bottom surface of the inner cavity of the mounting box body is provided with an annular limiting part and an annular movable groove, and the annular limiting part and the annular movable groove are coaxially arranged; the mounting box body swings along with the rotation and swing of the crank arm;
the magnetic induction parts are distributed and fixedly arranged on the annular limiting part at intervals along the annular direction of the annular limiting part, and are respectively used for inducing the magnetic rolling parts and sending induction signals;
the magnetic rolling piece is movably placed in the groove of the annular movable groove; when the installation box body swings along the crank arm, the magnetic rolling piece rolls to the lowest point along the annular movable groove under the action of gravity.
It is worth to say that, the installation box body includes box body and lid, the bottom surface of box body is equipped with the spacing portion of annular and the annular activity groove, the lid closes to be installed in the top of box body, and the lid is equipped with the visual area, the visual area is used for perspective the annular activity groove.
Optionally, the annular movable groove is located outside the annular limiting part.
Specifically, the spacing portion of annular is outside convex annular convex part, annular convex part is equipped with a plurality of mounting grooves, and is a plurality of the mounting groove is followed the annular direction interval distribution of the spacing portion of annular, the mounting groove is used for installing magnetic induction part.
Preferably, the number of the magnetic induction parts is three, one of the magnetic induction parts is installed on the central axis a of the crank arm, and the other two of the magnetic induction parts are respectively distributed on the left side and the right side of the central axis a of the crank arm.
It is worth to say, still include the installing support, one side of installing support is connected with the turning arm, the opposite side of installing support is connected with the rear side of box body.
Optionally, the mounting bracket is provided with a long through hole, and the mounting bracket is fixed to the crank arm after the fixing screw penetrates through the long through hole.
Specifically, the central axis B of the annular limiting part and the central axis a of the crank arm are located on the same horizontal plane.
Preferably, the magnetic induction component is a reed switch.
It is worth mentioning that the magnetic rolling member is a magnetic bead.
One of the above technical solutions has the following beneficial effects: when the crank arm swings to different directions, the magnetic rolling part of the GIS crank arm movement double-confirmation monitoring device with simple structure can be different from the magnetic induction part which is close to the magnetic rolling part, the magnetic induction part can generate a signal and send the signal to the upper computer, so that the position of a switch device connected with the crank arm can be confirmed, the structure of the position of the swing arm monitored by the auxiliary switch is combined to achieve the purpose of double confirmation, the structure is simple, the installation is convenient, and the problems that the existing GIS switch device double-confirmation system is complex in structure and not beneficial to installation and use are solved.
When a switching device of the GIS switching device acts, the connecting lever is driven to swing, and when the connecting lever swings, the monitoring device can be driven to swing. In the swinging process of the monitoring device, the annular limiting part and the annular movable groove synchronously swing, and the magnetic induction component arranged in the annular limiting part also swings along with the annular limiting part; when the monitoring device swings, the magnetic rolling piece rolls around the annular limiting part in the annular movable groove, and the magnetic rolling piece is always positioned at the lowest end of the annular movable groove under the action of gravity; the magnetic induction component which swings to the lowest end faces the magnetic rolling component which is located at the lowest end of the annular movable groove, at the moment, the magnetic rolling component enters the induction range of the magnetic induction component, the magnetic rolling component applies a magnetic field to the magnetic induction component, the magnetic induction component can generate corresponding signals and send the signals to an upper computer, the upper computer can know the swinging position of the crank arm, namely the upper computer can know the position of the switch device, and therefore the state of the switch device can be judged.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the present invention;
FIG. 2 is a schematic structural view of the crank arm swinging right to the right in place according to an embodiment of the present invention;
fig. 3 is a schematic structural view of the crank arm perpendicular to the ground according to an embodiment of the present invention;
fig. 4 is a schematic structural view of the crank arm swinging leftwards to the right in one embodiment of the present invention;
wherein: 1, a monitoring device; 11 installing a box body; 111 a box body; 112 a cover body; 12 an annular limiting part; 121, installing a groove; 13 an annular movable groove; 14 a magnetic induction component; 15 a magnetic rolling member; 2, a crank arm; 3, mounting a bracket; 31 an elongated through hole; 32 a fixed screw; a central axis A; a central axis B.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial.
In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The following describes a GIS crank arm movement double confirmation monitoring device with a simple structure according to an embodiment of the present invention with reference to fig. 1 to 4, which is installed at one end of a crank arm 2, where the monitoring device 1 includes an installation box 11, a magnetic induction component 14, and a magnetic rolling component 15;
the bottom surface of the mounting box body 11 is parallel to the rotating plane of the crank arm 2, the bottom surface of the inner cavity of the mounting box body 11 is provided with an annular limiting part 12 and an annular movable groove 13, and the annular limiting part 12 and the annular movable groove 13 are coaxially arranged; the mounting box body 11 swings along with the rotation and swing of the crank arm 2;
the plurality of magnetic induction components 14 are arranged, the plurality of magnetic induction components 14 are fixedly arranged on the annular limiting part 12 at intervals along the annular direction of the annular limiting part 12, and the plurality of magnetic induction components 14 are respectively used for inducing the magnetic rolling parts 15 and sending out induction signals;
the magnetic rolling piece 15 is movably placed in the groove of the annular movable groove 13; when the installation box body 11 swings along with the crank arm 2, the magnetic rolling piece 15 rolls to the lowest point along the annular movable groove 13 under the action of gravity.
When the crank arm 2 swings to different directions, the magnetic rolling part 15 of the GIS crank arm movement double-confirmation monitoring device with a simple structure can be different from the magnetic induction part 14 is close to, and the magnetic rolling part 15 is close to, the magnetic induction part 14 can generate signals and send the signals to an upper computer, so that the position of a switch device connected with the crank arm 2 can be confirmed, the double-confirmation purpose is achieved by combining with the structure of the position of the swing arm monitored through an auxiliary switch, the structure is simple, the installation is convenient, and the problems that the existing double-confirmation system of the GIS switch device is complex in structure and not beneficial to installation and use are solved.
As shown in fig. 1-4, the up-down direction is a vertical direction. When a switching device of the GIS switching device acts, the crank arm 2 is driven to swing, and the monitoring device 1 is driven to swing when the crank arm 2 swings. In the swinging process of the monitoring device 1, the annular limiting part 12 and the annular movable groove 13 swing synchronously, and the magnetic induction component 14 arranged in the annular limiting part 12 also swings along with the annular limiting part; when the monitoring device 1 swings, the magnetic rolling element 15 rolls around the annular limiting part 12 in the annular movable groove 13, and due to the action of gravity, the magnetic rolling element 15 is always positioned at the lowest end of the annular movable groove 13; the magnetic induction component 14 which swings to the lowest end faces the magnetic rolling component 15 which is positioned at the lowest end of the annular movable groove 13, at the moment, the magnetic rolling component 15 enters the induction range of the magnetic induction component 14, the magnetic rolling component 15 applies a magnetic field to the magnetic induction component 14, the magnetic induction component 14 generates a corresponding signal and sends the signal to an upper computer, the upper computer can know the swing position of the crank arm 2, namely the upper computer can know the position of the switch device, and therefore the state of the switch device can be judged.
In some embodiments, the mounting box 11 includes a box body 111 and a cover 112, the bottom surface of the box body 111 is provided with the annular limiting portion 12 and the annular movable groove 13, the cover 112 is mounted on the top of the box body 111 in a covering manner, and the cover 112 is provided with a visible area for seeing through the annular movable groove 13.
Preferably, the cartridge body 111 is formed by processing electrophoretic aluminum alloy or POM, and the cover 112 is also formed by processing electrophoretic aluminum alloy or POM, so that the electrophoretic aluminum alloy and POM do not affect the magnetic field generated by the magnetic rolling member 15. The box body 111 and the cover 112 isolate the magnetic induction component 14 and the magnetic rolling component 15 from the outside, so as to play a role in dust prevention and water prevention.
It is worth mentioning that the annular movable groove 13 is located outside the annular limiting portion 12.
When the annular movable groove 13 is located outside the annular limiting part 12, the magnetic rolling element 15 rolls around the outside of the annular limiting part 12, so that the unit rolling distance of the magnetic rolling element 15 corresponding to the unit swing angle of the crank arm 2 can be prolonged, and the monitoring precision is improved.
Optionally, the annular limiting portion 12 is an annular convex portion protruding outward, the annular convex portion is provided with a plurality of mounting grooves 121, the mounting grooves 121 are distributed at intervals along the annular direction of the annular limiting portion 12, and the mounting grooves 121 are used for mounting the magnetic induction component 14.
The mounting groove 121 has a limiting function, so that the magnetic induction component 14 cannot shift in the process of swinging along with the crank arm 2, and the monitoring accuracy is guaranteed. The annular limiting part 12 of the annular convex part protruding outwards can effectively limit the magnetic rolling piece 15 in the annular movable groove 13, and the magnetic rolling piece 15 is prevented from being separated from the annular movable groove 13 in the process of swinging along with the crank arm 2.
Preferably, there are three magnetic induction components 14, one magnetic induction component 14 is installed on the central axis a of the crank arm 2, and the other two magnetic induction components 14 are respectively distributed on the left side and the right side of the central axis a of the crank arm 2.
As shown in fig. 1 and 3, the central axis a of the crank arm 2 is an axis along its own length. When the crank arm 2 swings rightwards to a proper position, the switch device is in a first state at the moment, the magnetic rolling piece 15 applies a magnetic field to the magnetic induction component 14 arranged on the left side, and the magnetic induction component 14 generates a first state signal and sends the first state signal to an upper computer; when the crank arm 2 is perpendicular to the ground, the switch device is in a second state, the magnetic rolling element 15 applies a magnetic field to the magnetic induction component 14 arranged on the central axis A of the crank arm 2, and the magnetic induction component 14 generates a second state signal and sends the second state signal to an upper computer; when the crank arm 2 swings to the right to the left, the magnetic rolling member 15 applies a magnetic field to the magnetic induction component 14 installed on the right side, and the magnetic induction component 14 generates a third state signal and sends the third state signal to the upper computer.
In some embodiments, the case further comprises a mounting bracket 3, one side of the mounting bracket 3 is connected to the crank arm 2, and the other side of the mounting bracket 3 is connected to the rear side of the case body 111.
One side of box body 111 passes through installing support 3 with connecting lever 2 is connected, can guarantee box body 111 with firm and difficult not hard up between the connecting lever 2 when the swing of connecting lever 2, box body 111 can not with connecting lever 2 breaks away from.
It should be noted that the mounting bracket 3 is provided with a long through hole 31, and the mounting bracket is fixed to the crank arm 2 after the fixing screw 32 passes through the long through hole 31.
Through adjusting fixing screw 32 in adjust the through-hole 21 position, just can adjust installing support 3 with the relative position of crank arm 2 just can adjust box body 111 with the relative position of crank arm 2 makes simple structure's two affirmation monitoring devices of GIS crank arm motion can be fit for the switching device of different models.
Optionally, the central axis B of the annular limiting portion 12 and the central axis a of the crank arm 2 are located on the same horizontal plane.
As shown in fig. 1, the central axis B of the annular limiting portion 12 is an axis passing through the midpoint of the annular limiting portion 12 and extending toward the front and rear sides of the annular limiting portion 12. The structure can ensure that the middle points of the annular limiting part 12 and the annular movable groove 13 are both positioned on the central axis A of the crank arm 2, so that the centrifugal force received by the crank arm 2 is uniform in the swinging process of the crank arm 2, and the action of the switch device cannot be influenced.
Specifically, the magnetic induction component 14 is a reed switch.
The reed switch is an existing electric switch that is operated by an applied magnetic field, and when the magnetic roller 15 applies a magnetic field thereto, a signal is generated and then transmitted to an upper computer.
Preferably, the magnetic rolling member 15 is a magnetic bead.
The magnetic bead is present has magnetic spheroid, can freely roll in the annular movable groove 13, preferred, magnetism rolling member 15 is formed by neodymium iron boron processing, with when magnetism sensing part 14 is close, just can be right magnetism sensing part 14 applys the magnetic field, magnetism sensing part 14 will produce the signal.
Other components and operations of a simple GIS crank arm movement double confirmation monitoring apparatus according to embodiments of the present invention are known to those skilled in the art and will not be described in detail herein.
In the description herein, references to the description of the terms "embodiment," "example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The utility model provides a monitoring devices is confirmed to simple structure's two GIS crank arm motions which characterized in that: the monitoring device is arranged at one end of the crank arm and comprises an installation box body, a magnetic induction component and a magnetic rolling component;
the bottom surface of the mounting box body is parallel to the rotating plane of the crank arm, the bottom surface of the inner cavity of the mounting box body is provided with an annular limiting part and an annular movable groove, and the annular limiting part and the annular movable groove are coaxially arranged; the mounting box body swings along with the rotation and swing of the crank arm;
the magnetic induction parts are distributed and fixedly arranged on the annular limiting part at intervals along the annular direction of the annular limiting part, and are respectively used for inducing the magnetic rolling parts and sending induction signals;
the magnetic rolling piece is movably placed in the groove of the annular movable groove; when the installation box body swings along the crank arm, the magnetic rolling piece rolls to the lowest point along the annular movable groove under the action of gravity.
2. The GIS crank arm movement double-confirmation monitoring device with the simple structure as claimed in claim 1, is characterized in that: the mounting box body comprises a box body and a cover body, the bottom surface of the box body is provided with the annular limiting portion and the annular movable groove, the cover body is covered and mounted at the top of the box body, the cover body is provided with a visible area, and the visible area is used for perspective of the annular movable groove.
3. The GIS crank arm movement double-confirmation monitoring device with the simple structure as claimed in claim 2, wherein: the annular movable groove is positioned outside the annular limiting part.
4. The GIS crank arm movement double-confirmation monitoring device with the simple structure as claimed in claim 3, wherein: annular spacing portion is outside convex annular convex part, annular convex part is equipped with a plurality of mounting grooves, and is a plurality of the mounting groove is followed the annular direction interval distribution of annular spacing portion, the mounting groove is used for the installation magnetic induction part.
5. The GIS crank arm movement double-confirmation monitoring device with the simple structure as claimed in claim 1, is characterized in that: the magnetic induction parts are three, one is installed on the central axis A of the crank arm, and the other two are respectively distributed on the left side and the right side of the central axis A of the crank arm.
6. The GIS crank arm movement double-confirmation monitoring device with the simple structure as claimed in claim 5, wherein: the box body is characterized by further comprising a mounting bracket, wherein one side of the mounting bracket is connected with the crank arm, and the other side of the mounting bracket is connected with the rear side of the box body.
7. The GIS crank arm movement double-confirmation monitoring device with the simple structure as claimed in claim 6, wherein: the mounting bracket is provided with a long through hole, and the mounting bracket is fixed on the connecting lever after the fixing screw penetrates through the long through hole.
8. The GIS crank arm movement double-confirmation monitoring device with the simple structure as claimed in claim 7, is characterized in that: the central axis B of the annular limiting part and the central axis A of the crank arm are positioned on the same horizontal plane.
9. The GIS crank arm movement double-confirmation monitoring device with the simple structure as claimed in claim 8, wherein: the magnetic induction component is a reed switch.
10. The GIS crank arm movement double-confirmation monitoring device with the simple structure as claimed in claim 9, wherein: the magnetic rolling parts are magnetic beads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121146522.4U CN215064299U (en) | 2021-05-26 | 2021-05-26 | GIS crank arm movement double-confirmation monitoring device with simple structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121146522.4U CN215064299U (en) | 2021-05-26 | 2021-05-26 | GIS crank arm movement double-confirmation monitoring device with simple structure |
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| Publication Number | Publication Date |
|---|---|
| CN215064299U true CN215064299U (en) | 2021-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121146522.4U Active CN215064299U (en) | 2021-05-26 | 2021-05-26 | GIS crank arm movement double-confirmation monitoring device with simple structure |
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| Country | Link |
|---|---|
| CN (1) | CN215064299U (en) |
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2021
- 2021-05-26 CN CN202121146522.4U patent/CN215064299U/en active Active
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