CN113745041A - Self-locking switch protective baffle and operating device thereof - Google Patents
Self-locking switch protective baffle and operating device thereof Download PDFInfo
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- CN113745041A CN113745041A CN202111124109.2A CN202111124109A CN113745041A CN 113745041 A CN113745041 A CN 113745041A CN 202111124109 A CN202111124109 A CN 202111124109A CN 113745041 A CN113745041 A CN 113745041A
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- 238000009434 installation Methods 0.000 claims abstract description 48
- 230000005540 biological transmission Effects 0.000 claims abstract description 45
- 238000007789 sealing Methods 0.000 claims abstract description 33
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- 230000008569 process Effects 0.000 claims description 4
- 230000000977 initiatory effect Effects 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims 3
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- 206010000369 Accident Diseases 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H9/0264—Protective covers for terminals
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/18—Switchgear having carriage withdrawable for isolation with isolation by vertical withdrawal
- H02B11/20—Switchgear having carriage withdrawable for isolation with isolation by vertical withdrawal having an enclosure
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The invention relates to the technical field of power equipment, in particular to a self-locking switch protection baffle, which comprises a first sliding plate, a second sliding plate, a first rotating plate and a second rotating plate, wherein the first sliding plate is arranged on the first sliding plate; the first rotating plate is provided with a sealing part, a manual intervention part and a rotation transmission part, the sealing part can rotate to an opening of an installation notch of the first sliding plate along the guide of the arc-shaped sliding groove, the manual intervention part and the rotation transmission part are distributed on two sides of a rotation point of the first rotating plate, and when external force acts on the manual intervention part or the rotation transmission part to enable the manual intervention part or the rotation transmission part to move, the sealing part follows and moves along the guide of the arc-shaped sliding groove; the second rotating plate and the first rotating plate are consistent in structure and are distributed in mirror symmetry. The invention also relates to an operating device which can carry out live-wire work on the protective baffle. The invention provides various insulator sealing modes, is convenient to operate and has wider application range.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to a self-locking switch protection baffle and an operating device thereof.
Background
According to the requirements of standards such as 'south power grid main transformer installation operation instruction' and 'south power grid engineering construction process control standard', in 10kv distribution network engineering construction, an electrical bare live part needs to be insulated so as to ensure the operation safety of maintenance personnel, and meanwhile, the short circuit and the fault caused by the fact that an animal climbs to the live bare part are avoided.
At present 10KV join in marriage equipment such as commonly used high-voltage isolator in the net, traditional protection casing adopts the rubber material, it is not only easy deposition ponding, easily drop, unable normal temperature measurement scheduling problem, and only there is single closed insulator's mode, the most crucial is, each district high-pressure rack design drawing is different to lead to the unable different dimensional requirement of matcing of sheath, even there is the equipment that can match the traditional rubber protection casing of installation, need also just mountable under the state that has a power failure with the help of live working car, the efficiency is extremely low, it is very high to also have installation fortune dimension cost simultaneously.
Disclosure of Invention
The invention aims to provide a self-locking switch protection baffle to solve the problems that the traditional protection cover mentioned in the background art is easy to accumulate dust and water, the sheath is easy to fall off, the temperature cannot be measured normally and the like, and provides various ways for sealing the insulator;
in addition, the invention also provides an operating device for installing the self-locking switch protective baffle, so as to solve the problems of high installation cost, low working efficiency and the like caused by the fact that the traditional protective cover in the background art needs a live working vehicle, and the operating device is convenient to operate and wider in application range.
In order to achieve the purpose, the invention adopts the following technical scheme:
a self-locking switch protective baffle comprises a first sliding plate, a second sliding plate, a first rotating plate and a second rotating plate;
the first sliding plate is provided with an installation notch, the first sliding plate is divided by the installation notch, one side of the first sliding plate is a sliding limiting area, the other side of the first sliding plate is a rotating limiting area, the second sliding plate and the first sliding plate are consistent in structure and are distributed in a mirror symmetry mode, and the sliding limiting areas of the first sliding plate and the second sliding plate are matched with each other to slide so as to realize the adjustment of the distance between the installation notch of the first sliding plate and the installation notch of the second sliding plate;
the rotation limiting area of the first sliding plate is provided with an arc-shaped sliding groove and a rotation positioning point, the first rotating plate is rotatably installed on the rotation positioning point, the first rotating plate conducts guiding movement along the arc-shaped sliding groove, and the rotation of the first rotating plate is used for closing or opening an opening of the installation notch of the first sliding plate; the rotation limiting area of the second sliding plate is provided with an arc-shaped sliding groove and a rotation positioning point, the second rotating plate is rotatably installed on the rotation positioning point, the second rotating plate moves along the guide direction of the arc-shaped sliding groove, and the rotation of the second rotating plate is used for closing or opening the opening of the installation notch of the second sliding plate;
the first rotating plate is provided with a sealing part, a manual intervention part and a rotation transmission part, the sealing part can rotate to an opening of an installation notch of the first sliding plate along the guide of the arc-shaped sliding groove, the manual intervention part and the rotation transmission part are distributed on two sides of a rotation point of the first rotating plate, and when external force acts on the manual intervention part or the rotation transmission part to enable the manual intervention part or the rotation transmission part to move, the sealing part follows and moves along the guide of the arc-shaped sliding groove; the second rotating plate and the first rotating plate are consistent in structure and are arranged on the second sliding plate in a mirror symmetry mode.
Preferably, the first rotating plate and the second rotating plate are both L-shaped plates, one end of each L-shaped plate is the sealing part, the other end of each L-shaped plate is the rotation transmission part, and the manual intervention part is arranged on one side of the sealing part;
a contact pushing part is arranged at one end of the rotation transmission part of the L-shaped plate, the contact pushing part is partially overlapped with the mounting notch in an initial state, in the mounting process, when the insulator enters the mounting notch, the insulator abuts against and pushes the contact pushing part, and the first rotating plate rotates along with the insulator; the second rotating plate is provided with the contact pushing part with the same structure.
Preferably, a positioning sliding block and a rotary positioning block are arranged on the back plate surface of the L-shaped plate, the positioning sliding block is arranged corresponding to the arc-shaped sliding groove, and the rotary positioning block is arranged corresponding to the rotary positioning point; the initiating terminal of arc sliding tray is equipped with inlays the mouth, the location sliding block pass through inlay the mouth install in the arc sliding tray.
Preferably, the rotary transmission part of the L-shaped plate is provided with tooth structures distributed in an arc shape, and the radian of each tooth structure is 90-120 degrees.
Preferably, the contact pushing part and the rotary transmission part are further provided with hollow lines, and the hollow lines are boundary lines which are partially overlapped with the contact pushing part and the mounting notches.
Preferably, the first sliding plate and the second sliding plate are both provided with a plurality of limiting parts, the limiting parts are arranged in an arc shape, and the arc curvature of the arc arrangement is equal to that of the arc sliding groove;
the first rotating plate and the second rotating plate are respectively provided with a protruding reverse clamping portion, the reverse clamping portions are arranged corresponding to the limiting portions, the first rotating plate rotates to drive the reverse clamping portions to pass through the limiting portions in sequence in an elastically deformable mode, and the reverse clamping portions are used for limiting the one-way rotation of the first rotating plate or the second rotating plate.
Preferably, the sliding limiting area of the first sliding plate and the sliding limiting area of the second sliding plate are both provided with straight sliding grooves, one ends of the straight sliding grooves, which are far away from the mounting notch, are provided with umbrella-shaped sliding blocks, the umbrella-shaped sliding blocks of the first sliding plate are arranged on the front plate surface of the first sliding plate, the umbrella-shaped sliding blocks of the second sliding plate are arranged on the back plate surface of the second sliding plate, and the middle parts of the straight sliding grooves are provided with mounting inclined openings; the surfaces of the first sliding plate and the second sliding plate are respectively provided with at least one straight sliding groove, and the umbrella-shaped sliding block enters the straight sliding grooves through the mounting bevel opening to realize sliding.
An operating device of a self-locking switch protective baffle comprises a supporting main board, an adjustable structure and an insulating operating rod, wherein a fixed column is arranged at the rear part of the supporting main board, the adjustable structure is detachably fixed on the fixed column, and the supporting main board is arranged on the rear board part of the insulating operating rod through the adjustable structure;
the front plate surface of the supporting main plate is provided with an upper clamping plate, the back plate surface of the supporting main plate is provided with a lower clamping plate, a clamping seam is reserved between the upper clamping plate and the lower clamping plate, and the clamping seam is used for clamping the self-locking switch protective baffle.
Preferably, the support device further comprises a sliding flat plate and an electric driving assembly, wherein the support main plate is provided with a T-shaped slide way, the sliding flat plate is provided with a T-shaped slide block, the T-shaped slide block can be embedded into the T-shaped slide way, and the electric driving assembly is mounted on the T-shaped slide way in a limiting sliding manner through the sliding flat plate;
the electric drive assembly comprises a speed reducer, a drive motor, a drive gear and a motor shell, an installation cavity is arranged in the electrode shell, the speed reducer and the drive motor can be coaxially arranged in the installation cavity in a rotating mode, the drive motor and the speed reducer are used for driving the drive gear, and the drive gear is in meshing transmission with a tooth structure of the rotary transmission part so as to drive the first rotating plate and the second rotating plate to move along the arc-shaped sliding groove in a guiding mode.
Preferably, still be equipped with the shielding layer in the motor housing, the bottom of installation cavity is through electric connection control panel and group battery, control panel and group battery are arranged in the insulating bar, the control panel is controlled by the remote controller.
Compared with the prior art, the technical scheme has the following beneficial effects:
(1) the manual intervention part and the rotary transmission part are arranged at different positions of two sides of the rotating point to drive the first rotating plate and the second rotating plate to rotate, the purpose of sealing the insulator by the sealing part and the mounting groove opening is achieved, the flexibility of operation is improved, meanwhile, the guide movement of the first rotating plate and the second rotating plate is adjusted through the arc-shaped sliding groove and the rotary positioning point, the change of the moving direction and the angle of the sealing part is achieved, and therefore the best effect of sealing the insulator is achieved.
(2) The manual and automatic integrated operating device can perform hot-line work on the protective baffle without using a hot-line operation vehicle to perform circuit power-off and power-supply supplement operation, greatly saves working time and improves the overall working efficiency.
Drawings
FIG. 1 is a schematic combination diagram of the shutter assembly of the self-locking switch protective shutter of the present invention;
FIG. 2 is a schematic front view of a first slide plate of the self-locking switch protective bezel of the present invention;
FIG. 3 is a rear schematic view of a second slide plate of the self-locking switch protective bezel of the present invention;
FIG. 4 is a schematic view of the combination of the first slide plate and the second slide plate of the self-locking switch guard of the present invention;
FIG. 5 is a schematic front view of the first rotating plate of the self-locking switch protective bezel of the present invention;
FIG. 6 is a schematic rear view of the second rotating plate of the self-locking switch protective bezel of the present invention;
FIG. 7 is a schematic structural diagram of one embodiment of the self-locking switch protective bezel and its operating device of the present invention;
FIG. 8 is a schematic structural view of one embodiment of the self-locking switch protective bezel of the present invention and its operating device;
FIG. 9 is a schematic structural view of a support main plate of the operation device of the present invention;
FIG. 10 is an enlarged view of a portion of area A of FIG. 9;
FIG. 11 is a schematic view of the adjustable structure of the manipulator of the present invention;
FIG. 12 is a schematic view of the construction of the slide plate and the motorized drive assembly of the manipulator of the present invention;
in the drawings: the device comprises a first sliding plate 1, a second sliding plate 2, a first rotating plate 3, a second rotating plate 4, a supporting main plate 5, an adjustable structure 6, an insulating operating rod 7, a sliding flat plate 8, an electric driving assembly 9, a protective baffle 10, a sliding limiting area 11, a mounting notch 12, a rotation limiting area 13, an operating device 20, a sealing part 31, a manual intervention part 32, a rotary transmission part 33, a positioning sliding block 34, a rotary positioning block 35, a reverse clamping part 36, a fixing column 51, an upper clamping plate 52, a lower clamping plate 53, a clamping seam 54, a T-shaped slideway 55, a connecting piece 61, a second connecting lock catch 62, a T-shaped sliding block 81, a speed reducer 91, a driving motor 92, a driving gear 93, a motor shell 94, a downward arc-shaped part 101, a reinforcing structure 102, an upward arc-shaped part 103, a straight sliding groove 111, an umbrella-shaped sliding block 112, a mounting inclined opening 113, an arc-shaped sliding groove 131, a rotary positioning point 132, a limiting part 133, The embedded port 134, the tooth structure 331, the contact pushing portion 332, the hollow line 333, the first connecting latch 611, the connecting rod 612, the connecting block 613, the mounting cavity 941, and the shielding layer 942.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
In the description of the present invention, it is to be understood that the terms "length," "width," "upper," "lower," "left," "right," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-6, a self-locking switch guard fence comprises a first sliding plate 1, a second sliding plate 2, a first rotating plate 3 and a second rotating plate 4;
the first sliding plate 1 is provided with an installation notch 12, the first sliding plate 1 is divided by the installation notch 12, one side of the first sliding plate 1 is a sliding limiting area 11, the other side of the first sliding plate 1 is a rotation limiting area 13, the second sliding plate 2 and the first sliding plate 1 are consistent in structure and are distributed in mirror symmetry, the sliding limiting areas 11 of the first sliding plate 1 and the second sliding plate 2 are matched with each other to slide, and therefore the distance between the installation notch 12 of the first sliding plate 1 and the installation notch 12 of the second sliding plate 2 can be adjusted;
the rotation limiting area 13 of the first sliding plate 1 is provided with an arc-shaped sliding groove 131 and a rotation positioning point 132, the first rotating plate 3 is rotatably mounted on the rotation positioning point 132, the first rotating plate 3 performs guiding movement along the arc-shaped sliding groove 131, and the rotation of the first rotating plate 3 is used for closing or opening the opening of the mounting notch 12 of the first sliding plate 1; the rotation limiting area 13 of the second sliding plate 2 is provided with an arc-shaped sliding groove 131 and a rotation positioning point 132, the second rotating plate 4 is rotatably mounted on the rotation positioning point 132, the second rotating plate 4 moves along the guide of the arc-shaped sliding groove 131, and the rotation of the second rotating plate 4 is used for closing or opening the opening of the mounting notch 12 of the second sliding plate 2;
the first rotating plate 3 is provided with a sealing part 31, a manual intervention part 32 and a rotation transmission part 33, the sealing part 31 can rotate to the opening of the installation notch 12 of the first sliding plate 1 along the guide of the arc-shaped sliding groove 131, the manual intervention part 32 and the rotation transmission part 33 are distributed on two sides of the rotation point of the first rotating plate 3, and when external force acts on the manual intervention part 32 or the rotation transmission part 33 to move the manual intervention part 32 or the rotation transmission part 33, the sealing part 31 follows and moves along the guide of the arc-shaped sliding groove 131; the second rotating plate 4 and the first rotating plate 3 are identical in structure and are arranged on the second sliding plate 2 in a mirror symmetry manner.
The first sliding plate 1 and the second sliding plate 2 are divided by the mounting notch 12, one side is a sliding limiting area 11, and the other side is a rotating limiting area 13, so that an operator can conveniently and rapidly identify and mount the sliding plate; the sliding limiting areas 11 of the first sliding plate 1 and the second sliding plate 2 are matched with each other to slide, so that the distance between the mounting notch 12 of the first sliding plate 1 and the mounting notch 12 of the second sliding plate 2 can be adjusted, and the protection requirements of insulators on high-voltage isolating switches with different intervals can be met; the rotation limiting area 13 is provided with an arc-shaped sliding groove 131, and the first rotating plate 3 and the second rotating plate 4 realize guiding rotation through the arc-shaped sliding groove 131 and the rotation positioning point 132 on the first sliding plate 1 and the second sliding plate 2; in order to drive the closing part 31 is used for closing or opening the openings of the installation notches 12 of the first sliding plate 1 and the second sliding plate 2, the first rotating plate 3 and the second rotating plate 4 are provided with a manual intervention part 32 and a rotary transmission part 32, the two sides of the rotary point are respectively and independently driven, the two different distribution points can be driven to rotate, an installer can do the rotation according to the actual installation situation, for example, the operation of which distribution point cannot be hindered, or the operation of which distribution point is smoother, and then the manual intervention part 32 or the rotary transmission part 32 is specifically selected to drive the rotation of the first rotating plate 3 and the second rotating plate 4, so that the flexibility of the operation is improved. To be more specific, the manual intervention part 32 and the rotation transmission part 32 are separately disposed at both sides of the rotation point, so that the manual intervention part 32 and the rotation transmission part 32 are ensured not to interfere with each other, and the rotation of the two parts is not blocked by the rotation of either one of the parts.
The self-locking switch protective baffle is simple in structure and convenient to operate, the manual intervention part 32 and the rotary transmission part 32 are arranged at different positions on two sides of a rotating point to drive the first rotating plate 3 and the second rotating plate 4 to rotate, the purpose that the sealing part 31 and the mounting notch 12 seal the insulator is achieved, the flexibility of operation is improved, meanwhile, the guide movement of the first rotating plate 3 and the second rotating plate 4 is adjusted through the arc-shaped sliding groove 131 and the rotary positioning point 132, the change of the moving direction and the angle of the sealing part 31 is achieved, and therefore the best effect of sealing the insulator is achieved.
In addition, the invention also has an adjustable structure, and the sliding limiting areas 11 of the first sliding plate 1 and the second sliding plate 2 can be matched with each other to slide, so that the length adjusting function is realized, and the protection requirements of insulators on high-voltage isolating switches with different intervals are met.
In another preferred embodiment, the first sliding plate 1, the second sliding plate 2, the first rotating plate 3 and the second rotating plate 4 are all made of transparent PC materials, so that operation and maintenance personnel can observe the condition of the high-voltage disconnecting switch during daily observation and routing inspection conveniently, and the operation and maintenance efficiency is improved; the PC material has the advantages of high pressure resistance and high temperature resistance, can resist the high temperature of 750 ℃, has no burning phenomenon although the protective baffle body is burnt to a certain extent if a fire accident happens, and can avoid the secondary damage of lines and other equipment; and the PC material can resist 34kV high-voltage striking and can meet the requirement of live-line operation. Preferably, the arc-shaped sliding groove 131 is a quarter of a circular sliding groove, and the rotation positioning point 132 is arranged at the center point of the arc-shaped sliding groove.
In another preferred embodiment, the long edges of the first sliding plate 1 and the second sliding plate 2 are respectively extended to form a downward arc-shaped portion 101, the back plate surfaces of the first sliding plate 1 and the second sliding plate 2 are respectively provided with a reinforcing structure 102, the reinforcing structure 102 is formed by a plurality of supporting bodies which are criss-cross to form a "well" structure, and the closed portions of the first rotating plate 3 and the second rotating plate 4 are extended to form an upward arc-shaped portion 103.
The front edges and the rear edges of the first sliding plate 1 and the second sliding plate 2 are provided with downward arc-shaped parts 101, so that on one hand, in order to reduce the phenomenon that small animals climb on the protective baffle 10 through the edges, on the other hand, the protective baffle 10 can not accumulate water, and rainwater can flow out through the arc-shaped edges; correspondingly, the front edges of the first rotating plate 3 and the second rotating plate 4 are provided with upward arc-shaped parts 103, so that the first rotating plate and the second rotating plate are not clamped with each other in the rotating process and cannot rotate and close with the first sliding plate 1 and the second sliding plate 2; in addition, the back plate surfaces of the first sliding plate 1 and the second sliding plate 2 are provided with reinforcing structures 103, and the stability of the whole structure of the protective baffle 10 can be ensured by a plurality of supporting bodies which are criss-cross and form a structure like a Chinese character 'jing'.
To be further described, as shown in fig. 5 to 6, the first rotating plate 3 and the second rotating plate 4 are both L-shaped plates, one end of each L-shaped plate is the sealing portion 31, the other end of each L-shaped plate is the rotation transmission portion 33, and the manual intervention portion 32 is disposed at one side of the sealing portion 31;
a contact pushing part 332 is arranged at one end of the rotary transmission part 33 of the L-shaped plate, the contact pushing part 332 is partially overlapped with the installation notch 12 in an initial state, in the installation process, when the insulator enters the installation notch 12, the insulator abuts against and pushes the contact pushing part 332, and the first rotary plate 3 rotates along with the insulator; the second rotating plate 4 is provided with the contact pushing part 332 with a consistent structure.
Adopt the structure of L template makes first rotor plate 3 and second rotor plate 4 can satisfy the setting of two different position distribution points (manual intervention portion 32 and rotatory transmission portion 33 promptly) under the less condition of area, makes when the guard flap increases rotatory distribution point, and the lightweight design of as far as possible simultaneously ensures that the rotation is not influenced. In addition, the L-shaped plate structure that adopts, preferably right angle L-shaped plate, only need rotate 90 just can ensure like this the sealing 31 moves to installation notch 12 realizes the closure to the insulator, and it is more simple and convenient and reliable to operate, and the rotation of right angle L-shaped plate changes the discernment and observes more conveniently simultaneously.
In another preferred embodiment, the manual intervention portion 32 is a circular ring structure. When the first rotating plate 3 and the second rotating plate 4 cannot smoothly complete rotary sealing due to special conditions, rod-shaped structures such as insulating rods can be used for manual intervention through a circular ring structure, so that a rotary sealing task is completed, the installation operation is ensured to be performed orderly, and the reliability and the practicability of the rotary sealing device are improved.
Further, a positioning sliding block 34 and a rotating positioning block 35 are disposed on the back plate surface of the L-shaped plate, the positioning sliding block 34 is disposed corresponding to the arc-shaped sliding groove 131, and the rotating positioning block 35 is disposed corresponding to the rotating positioning point 132;
the starting end of the arc-shaped sliding groove 131 is provided with an embedding opening 134, and the positioning sliding block 34 is installed in the arc-shaped sliding groove 131 through the embedding opening 134.
The rotary positioning block 37 is embedded in the rotary positioning point 132, the positioning slide block 36 is installed in the arc-shaped sliding groove 131 through the embedding opening 134, and the positioning slide block 36 can rotate around the central line axis of the arc-shaped sliding groove 131, so that the rotation angles of the first rotating plate 3 and the second rotating plate 4 are adjusted, the use is convenient, the time is saved, and the working efficiency and the positioning accuracy are improved. Preferably, the positioning slider 34 is an umbrella slider.
In a further description, the rotating transmission part 33 of the L-shaped plate is provided with tooth structures 331 distributed in an arc, and the radian of the tooth structures 331 is 90-120 °. The tooth structure 331 can engage with the driving gear 93 of the operating device 20 to move the rotary transmission part 33, so as to realize automatic rotation of the L-shaped plate. Preferably, the radian of the tooth structure is 90 degrees, so that the sealing part 31 can seal the opening of the mounting notch 12, the labor intensity of operators is effectively reduced, and the working efficiency of the operators is improved.
To be further described, a hollow line 333 is further disposed between the contact pushing portion 332 and the rotation transmission portion 33, and the hollow line 333 is a boundary line where the contact pushing portion 332 and the mounting notch 12 are partially overlapped. After the electric driving component 9 is additionally arranged on the operating device, the contact pushing part 332 can be cut off along the hollow line 333 according to actual conditions, so that the contact pushing part 332 is changed into a concave part, the concave part can enable an insulator on the high-voltage isolating switch to be positioned at the opening of the mounting notch 12, and the rotary sealing task can be completed in a labor-saving manner.
To be further described, the first sliding plate 1 and the second sliding plate 2 are both provided with a plurality of limiting portions 133, the limiting portions 133 are arranged in an arc shape, and the arc curvature of the arc arrangement is equal to the arc curvature of the arc sliding groove 131;
the first rotating plate 3 and the second rotating plate 4 are respectively provided with a protruding reverse clamping portion 36, the reverse clamping portion 36 is arranged corresponding to the limiting portion 133, the rotation of the first rotating plate 3 drives the reverse clamping portion 36 to pass through the limiting portions 133 in sequence in an elastic deformation manner, and the reverse clamping portion 36 is used for limiting the unidirectional rotation of the first rotating plate 3 or the second rotating plate 4.
The reverse clamping portions 36 are elastically and deformably mounted in the regions of the limiting portions 133, so that the first rotating plate 3 and the second rotating plate 4 can only rotate in a single row in the normal rotation process, and the protective baffle 10 can be clamped on the insulator on the high-voltage isolating switch without external force and cannot easily fall off; when the protective baffle 10 needs to be reversely rotated, reset and re-operated or removed, the reverse blocking part 36 can be separated from the limiting part by pressing the end part of the reverse blocking part 36, so that the first rotating plate 3 and the second rotating plate 4 can be reversely rotated and reset.
More specifically, the slide limiting region 11 of the first sliding plate 1 and the slide limiting region 11 of the second sliding plate 2 are both provided with straight sliding grooves 111, one end of each straight sliding groove 111, which is far away from the mounting notch 12, is provided with an umbrella-shaped slider 112, the umbrella-shaped slider 112 of the first sliding plate 1 is arranged on the front plate surface of the first sliding plate 1, the umbrella-shaped slider 112 of the second sliding plate 2 is arranged on the back plate surface of the second sliding plate 2, and the middle part of each straight sliding groove 111 is provided with a mounting bevel 113; the plate surfaces of the first sliding plate 1 and the second sliding plate 2 are respectively provided with at least one straight sliding groove 111, and the umbrella-shaped sliding block 112 enters the straight sliding groove 111 through the inclined mounting opening 113 to realize sliding.
During installation, the installation bevel opening 113 can improve installation efficiency, and due to the structural design of the umbrella-shaped sliding block 112, the buckling installation between the first sliding plate 1 and the second sliding plate 2 is realized, so that the firmness between the first sliding plate 1 and the second sliding plate 2 is increased; the two straight sliding grooves 111 not only play a role in safety assurance, but also contribute to improving the structural strength. Preferably, the first sliding plate 1 and the second sliding plate 2 are provided with two straight sliding grooves 111, and the two straight sliding grooves 111 are arranged in parallel.
As shown in fig. 7-12, an operating device of a self-locking switch guard is characterized in that: the adjustable structure comprises a supporting main board 5, an adjustable structure 6 and an insulating operating rod 7, wherein a fixed column 51 is arranged at the rear part of the supporting main board 5, the adjustable structure 6 is detachably fixed on the fixed column 51, and the supporting main board 5 is arranged on the rear board part of the insulating operating rod 7 through the adjustable structure 6;
the front plate surface of the supporting main plate 5 is provided with an upper clamping plate 52, the back plate surface of the supporting main plate 5 is provided with a lower clamping plate 53, a clamping gap 54 is reserved between the upper clamping plate 52 and the lower clamping plate 53, and the clamping gap 54 is used for clamping any one of the self-locking switch protective baffles 10.
The clamping seam 54 of the supporting main plate 5 is used for clamping the rear part of the protective baffle 10, so that the protective baffle 10 can be clamped quickly, the use efficiency is improved, the fixed-point rotation of the first rotating plate 3 and the second rotating plate 4 on the first sliding plate 1 and the second sliding plate 2 is not influenced, and the plurality of upper clamping plates 52 and the plurality of lower clamping plates 53 are arranged, so that the protective baffle 10 can be clamped and fixed effectively; adjustable structure 6 will support mainboard 5 and insulating bar 7 combination through the fixed column 51 at the rear portion of joint support mainboard 5 and fix, and the accessible is adjusted support the angle between mainboard 5 and the insulating bar 7 and realize that the angle of guard flap on level and vertical direction changes, and application scope is wider.
In another preferred embodiment, the adjustable structure 6 includes a connecting member 61 and a second connecting latch 62, the connecting member 61 is integrally formed, the connecting member 61 includes a first connecting latch 611, a connecting rod 612 and a connecting block 613, the first connecting latch 611 is fixedly connected to the fixing post 51, the second connecting latch 63 is rotatably connected to the rear end of the connecting block 613, and the insulating operating rod 7 is sleeved and locked in the second connecting latch 62.
The fixing column 51 is fixedly connected with the connecting piece 61 through a first connecting lock catch 62, so that the fixing column is convenient to disassemble and assemble; the connecting rod 612 is connected to the connecting block 613, the second connecting latch 62 is rotatably connected to the connecting block 613, the angle between the supporting main board 5 and the insulating operating rod 7 can be adjusted by rotating the angle between the second connecting latch 62 and the connecting block 613, and in the actual installation process, the connecting rod can be rotated to a proper angle according to the actual situation, so that the installation is more convenient, quicker and safer. Preferably, the fixing post 51 is provided with a threaded hole to allow a screw with a cap to be inserted therethrough, so as to fix the adjustable structure 6, limit the movement of the adjustable structure 6, and keep the adjustable structure on the fixing post 51 for stable combination.
Further, the device also comprises a sliding flat plate 8 and an electric driving assembly 9, wherein the supporting main plate 5 is provided with a T-shaped slide way 55, the sliding flat plate 8 is provided with a T-shaped slide block 81, the T-shaped slide block 81 can be embedded into the T-shaped slide way 55, and the electric driving assembly 9 is mounted on the T-shaped slide way 55 in a limiting sliding manner through the sliding flat plate 8;
electric drive assembly 9 includes reduction gear 91, driving motor 92, driving gear 93 and motor housing 94, the inside installation cavity 941 that is equipped with of electrode housing 94, reduction gear 91 with but driving motor 92 coaxial rotation place in installation cavity 941, driving motor 94 with reduction gear 91 is used for the drive driving gear 93, driving gear 93 with the tooth structure 331 meshing transmission of rotatory transmission portion 33, and then drive first rotor plate 3 with second rotor plate 4 is followed the direction of arc sliding tray 131 removes.
The sliding flat plate 8 can be embedded into the T-shaped slide way 55 to realize that the sliding flat plate 8 slides on the supporting main plate 5, so that the whole electric driving assembly 9 is driven to move, the design structure is simple, the operation is convenient, and the sliding is stable; motor housing 94's installation cavity 941 parcel reduction gear 91 with driving motor 92 has avoided driving motor 92 and reduction gear 91's exposure is placed, improves life, driving motor 92's transmission pivot is worn to establish slip dull and stereotyped 8 with driving gear 93 is fixed, and gives driving gear 93 provides drive power, makes driving gear 93 with tooth structure 331 meshes the transmission, and then drives first rotor plate 3 with second rotor plate 4 is followed arc sliding tray 131's direction is removed, realizes at the electrified automatic installation in ground, need not to utilize the live working car to carry out circuit outage and the operation of supplying power, saves operating time greatly, improves whole work efficiency.
In a further description, a shielding layer 942 is further disposed in the motor housing, the bottom of the mounting cavity 941 is electrically connected to a control board and a battery pack, the control board and the battery pack are disposed in the insulating operating rod, and the control board is controlled by a remote controller. Considering that the environment of 10kV may affect the signal receiving function of the operating device and the driving function of the driving motor 92, the shielding layer 942 is used as a signal shielding layer, the shielding layer 942 is disposed on the outer layer of the mounting cavity 941, and a metal mesh such as a copper shielding mesh, a nickel shielding mesh, an aluminum shielding mesh, etc. may be disposed in the shielding layer 942, so as to improve the usability. In order to further realize the safety of the operator during the live-line operation, the bottom of the installation cavity 941 is electrically connected to a control board and a battery pack, the control board and the battery pack are arranged in the insulating operation rod, and the control board is controlled by a remote controller (this part is not shown in the figure).
In another preferred embodiment, the control board contains chip identification (radio receiving end) and basic circuit control (performing forward and reverse rotation of the drive motor 92); the remote controller is provided with a radio transmitting terminal; the control idea is as follows: the battery pack provides a stabilized voltage power supply, the driving motor and the speed reducer are electrically connected through the control panel, then an execution signal is transmitted through the remote controller, and the signal is converted into a digital signal to be sent to the driving motor through chip identification (a radio receiving end) on the control panel, so that the speed reducer is driven to automatically operate, the driving gear above the speed reducer is further driven to rotate, and the operation of an electric control part is completed. Preferably, the battery pack adopts the parameter characteristics of 12V3A, has 3 knots and has 2 hours of endurance, and is arranged in the insulating operating rod together with the control board, so that the battery pack is not exposed in a 10kV external environment.
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Other embodiments of the invention will occur to those skilled in the art without the exercise of inventive faculty based on the explanations herein, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined in the appended claims.
Claims (10)
1. The utility model provides a from locking-type switch guard flap which characterized in that: comprises a first sliding plate, a second sliding plate, a first rotating plate and a second rotating plate;
the first sliding plate is provided with an installation notch, the first sliding plate is divided by the installation notch, one side of the first sliding plate is a sliding limiting area, the other side of the first sliding plate is a rotating limiting area, the second sliding plate and the first sliding plate are consistent in structure and are distributed in a mirror symmetry mode, and the sliding limiting areas of the first sliding plate and the second sliding plate are matched with each other to slide so as to realize the adjustment of the distance between the installation notch of the first sliding plate and the installation notch of the second sliding plate;
the rotation limiting area of the first sliding plate is provided with an arc-shaped sliding groove and a rotation positioning point, the first rotating plate is rotatably installed on the rotation positioning point, the first rotating plate conducts guiding movement along the arc-shaped sliding groove, and the rotation of the first rotating plate is used for closing or opening an opening of the installation notch of the first sliding plate; the rotation limiting area of the second sliding plate is provided with an arc-shaped sliding groove and a rotation positioning point, the second rotating plate is rotatably installed on the rotation positioning point, the second rotating plate moves along the guide direction of the arc-shaped sliding groove, and the rotation of the second rotating plate is used for closing or opening the opening of the installation notch of the second sliding plate;
the first rotating plate is provided with a sealing part, a manual intervention part and a rotation transmission part, the sealing part can rotate to an opening of an installation notch of the first sliding plate along the guide of the arc-shaped sliding groove, the manual intervention part and the rotation transmission part are distributed on two sides of a rotation point of the first rotating plate, and when external force acts on the manual intervention part or the rotation transmission part to enable the manual intervention part or the rotation transmission part to move, the sealing part follows and moves along the guide of the arc-shaped sliding groove; the second rotating plate and the first rotating plate are consistent in structure and are arranged on the second sliding plate in a mirror symmetry mode.
2. The self-locking switch protective bezel of claim 1, wherein: the first rotating plate and the second rotating plate are both L-shaped plates, one end of each L-shaped plate is the closed part, the other end of each L-shaped plate is the rotary transmission part, and the manual intervention part is arranged on one side of the closed part;
a contact pushing part is arranged at one end of the rotation transmission part of the L-shaped plate, the contact pushing part is partially overlapped with the mounting notch in an initial state, in the mounting process, when the insulator enters the mounting notch, the insulator abuts against and pushes the contact pushing part, and the first rotating plate rotates along with the insulator; the second rotating plate is provided with the contact pushing part with the same structure.
3. The self-locking switch protective bezel of claim 2, wherein: a positioning sliding block and a rotary positioning block are arranged on the back plate surface of the L-shaped plate, the positioning sliding block is arranged corresponding to the arc-shaped sliding groove, and the rotary positioning block is arranged corresponding to the rotary positioning point; the initiating terminal of arc sliding tray is equipped with inlays the mouth, the location sliding block pass through inlay the mouth install in the arc sliding tray.
4. The self-locking switch protective bezel of claim 2, wherein: the rotary transmission part of the L-shaped plate is provided with tooth structures distributed in an arc shape, and the radian of each tooth structure is 90-120 degrees.
5. The self-locking switch protective bezel of claim 2, wherein: contact promotion portion with still be equipped with the fretwork lines between the rotation transmission portion, the fretwork lines is the contact promotion portion with the boundary line that installation notch part overlaps.
6. The self-locking switch protective bezel of claim 1, wherein: the first sliding plate and the second sliding plate are both provided with a plurality of limiting parts, the limiting parts are arranged in an arc shape, and the arc curvature of the arc arrangement is equal to that of the arc sliding groove;
the first rotating plate and the second rotating plate are respectively provided with a protruding reverse clamping portion, the reverse clamping portions are arranged corresponding to the limiting portions, the first rotating plate rotates to drive the reverse clamping portions to pass through the limiting portions in sequence in an elastically deformable mode, and the reverse clamping portions are used for limiting the one-way rotation of the first rotating plate or the second rotating plate.
7. The self-locking switch protective bezel of claim 1, wherein: the sliding limiting area of the first sliding plate and the sliding limiting area of the second sliding plate are both provided with straight sliding grooves, one ends, far away from the mounting notch, of the straight sliding grooves are provided with umbrella-shaped sliding blocks, the umbrella-shaped sliding blocks of the first sliding plate are arranged on the front plate surface of the first sliding plate, the umbrella-shaped sliding blocks of the second sliding plate are arranged on the back plate surface of the second sliding plate, and the middle parts of the straight sliding grooves are provided with mounting inclined openings; the surfaces of the first sliding plate and the second sliding plate are respectively provided with at least one straight sliding groove, and the umbrella-shaped sliding block enters the straight sliding grooves through the mounting bevel opening to realize sliding.
8. The utility model provides an operating means of self-locking switch guard flap which characterized in that: the adjustable insulation operating rod comprises a supporting main board, an adjustable structure and an insulation operating rod, wherein a fixed column is arranged at the rear part of the supporting main board, the adjustable structure is detachably fixed on the fixed column, and the supporting main board is arranged on the rear board part of the insulation operating rod through the adjustable structure;
the front plate surface of the supporting main plate is provided with an upper clamping plate, the back plate surface of the supporting main plate is provided with a lower clamping plate, and a clamping gap is reserved between the upper clamping plate and the lower clamping plate and used for clamping the self-locking switch protective baffle plate in any one of claims 1-7.
9. The operating device according to claim 8, characterized in that: the support main board is provided with a T-shaped slide way, the sliding flat board is provided with a T-shaped slide block, the T-shaped slide block can be embedded into the T-shaped slide way, and the electric driving assembly is mounted on the T-shaped slide way in a limiting sliding manner through the sliding flat board;
the electric drive assembly comprises a speed reducer, a drive motor, a drive gear and a motor shell, an installation cavity is arranged in the electrode shell, the speed reducer and the drive motor can be coaxially arranged in the installation cavity in a rotating mode, the drive motor and the speed reducer are used for driving the drive gear, and the drive gear is in meshing transmission with a tooth structure of the rotary transmission part so as to drive the first rotating plate and the second rotating plate to move along the arc-shaped sliding groove in a guiding mode.
10. The operating device according to claim 9, characterized in that: still be equipped with the shielding layer in the motor housing, the bottom of installation cavity is through electric connection control panel and group battery, control panel and group battery are arranged in the insulating bar, the control panel is controlled by the remote controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111124109.2A CN113745041A (en) | 2021-09-24 | 2021-09-24 | Self-locking switch protective baffle and operating device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111124109.2A CN113745041A (en) | 2021-09-24 | 2021-09-24 | Self-locking switch protective baffle and operating device thereof |
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| Publication Number | Publication Date |
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| CN113745041A true CN113745041A (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111124109.2A Pending CN113745041A (en) | 2021-09-24 | 2021-09-24 | Self-locking switch protective baffle and operating device thereof |
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