CN215933454U - Rotary switch capable of being cut off rapidly - Google Patents
Rotary switch capable of being cut off rapidly Download PDFInfo
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- CN215933454U CN215933454U CN202122132794.5U CN202122132794U CN215933454U CN 215933454 U CN215933454 U CN 215933454U CN 202122132794 U CN202122132794 U CN 202122132794U CN 215933454 U CN215933454 U CN 215933454U
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Abstract
The utility model belongs to the technical field of rotary switches, and particularly relates to a rotary switch capable of being quickly cut off. The rotary switch is internally provided with the energy storage mechanism, the energy storage mechanism releases energy to drive the operation rotating shaft in a closed state to quickly rotate to a cut-off position, the electromagnetic coil fixing piece drives the cut-off, the driving action is reliable and quick, and the electromagnetic driving mechanism is reset by rotating the operation rotating shaft, so that the rotary switch is more reliable.
Description
Technical Field
The utility model belongs to the technical field of rotary switches, and particularly relates to a rotary switch capable of being quickly cut off.
Background
Most rotary switches in the prior art are operated manually to open and close circuits, and with the coming of an increasingly intelligent era of electrical application, requirements on functions and safe operation of the switches are higher and higher, especially for application in photovoltaic power stations. Photovoltaic power plant area is big, the distance is far away, and as rotatory isolator, itself is used for cutting off fault circuit and guarantees electric circuit and personal safety, for example when photovoltaic module conflagration appears, need in time close the circuit and reduce the loss, utilizes the manual work to go the operation, does not accomplish fast cut-off circuit very hard, ensures personal safety.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a rotary switch capable of being quickly cut off.
The technical scheme adopted by the utility model is as follows: a rotary switch capable of being cut off rapidly comprises a shell and an operating mechanism, wherein the operating mechanism comprises an operating rotating shaft, the operating rotating shaft can rotate to enable the operating mechanism to have a closed state and an open state, an energy storage mechanism is further arranged in the shell and comprises a second energy storage element and an energy storage locking block, the second energy storage element has an energy storage state and an energy release state, and when the second energy storage element is switched from the energy storage state to the energy release state, the second energy storage element drives the operating rotating shaft in the closed state to rotate to the position of the open state;
the energy storage locking block is provided with a locking position for forming a locking action on the second energy storage element in the energy storage state to enable the second energy storage element to keep the energy storage state and an unlocking position for releasing the energy from the second energy storage element in the energy storage state;
the electromagnetic driving mechanism comprises an electromagnetic coil fixing piece and an electromagnetic driving block, wherein the electromagnetic coil fixing piece is fixedly provided with an electromagnetic coil, at least part of the electromagnetic driving block is made of a permanent magnet material, and when the electromagnetic driving mechanism receives a disconnection instruction signal, the electromagnetic driving block acts to enable the second energy storage element which is in the locking position to move from the locking position to the unlocking position;
an electromagnetic drive reset transmission mechanism is arranged between the operation rotating shaft and the electromagnetic drive mechanism, and when the electromagnetic drive mechanism is in a drive state, the electromagnetic drive block can be restored to an initial state before the electromagnetic drive block receives an opening instruction signal to act by rotating the operation rotating shaft to enable the opening position to rotate to the closing position.
The operating mechanism comprises an operating rotary seat, a first energy storage element and a stopping device, wherein the first energy storage element is arranged between an operating rotary shaft and the operating rotary seat and used for driving the operating rotary seat to rotate, the stopping device is used for locking the operating rotary seat, the operating rotary seat is locked when the operating mechanism is in an open state and a closed state, the operating rotary seat keeps inactive, the operating rotary shaft is rotated to enable the operating rotary shaft to rotate from the position of the closed state to the position of the open state or rotate from the position of the open state to the position of the closed state, so that the stopping device is enabled to release the locking of the operating rotary seat after the first energy storage element finishes energy storage, and the operating rotary seat rotates under the action of the first energy storage element;
when the electromagnetic driving mechanism receives an opening command signal, the electromagnetic driving block acts to enable the stopping device to act to release the locking effect on the operation rotary seat in the closed state;
the second energy storage element is a torsion spring, the two ends of the second energy storage element are respectively provided with a fixed arm and an energy storage arm, the position of the fixed arm is fixed relative to the shell, the energy storage arm is provided with an energy storage position and an energy release position, when the energy storage arm is in the energy storage position and the energy storage locking block is located at the locking position, the energy storage locking block limits the energy storage arm to enable the energy storage arm to keep the energy storage position, and when the energy storage locking block moves to the unlocking position, the limiting effect on the energy storage arm is relieved.
The energy storage locking block is provided with an energy storage locking groove, when the energy storage arm is at the energy storage position and the energy storage locking block is at the locking position, the energy storage arm is positioned in the energy storage locking groove, and when the energy storage locking block is moved to the unlocking position, the energy storage arm leaves the energy storage locking groove.
The periphery of the operation rotating shaft is provided with a gear part, the shell is provided with a rack, and the rack is meshed with the gear part; in the process of rotationally switching the operation rotating shaft between the opening position of 0 degree and the closing position of a degree, the rack slides along a straight line to be switched between a first rack position and a second rack position, when the operation rotating shaft is in the opening position of 0 degree, the rack is in the first rack position, and when the operation rotating shaft is in the closing position of a degree, the rack is in the second rack position; the part of the rack part located at the second rack position is located on a moving path of the energy storage arm moving from the energy storage position to the energy release position.
The energy storage locking piece is characterized in that a first elastic piece is arranged between the energy storage locking piece and the shell, the energy storage locking piece keeps a locking position under the action of the first elastic piece, and the acting force of the first elastic piece is overcome to push the energy storage locking piece to move to an unlocking position.
The middle part of the tripping connecting rod is hinged with the shell, one end of the tripping connecting rod is located on one side of the energy storage locking block, and when the electromagnetic driving mechanism receives a disconnection instruction signal, the electromagnetic driving block acts to drive the tripping connecting rod to rotate around the hinged part to push the energy storage locking block to move to the unlocking position.
The stopping device comprises a first steering limiting elastic block and a second steering limiting elastic block, the operating swivel base is provided with a first limiting block and a second limiting block which are protruded, and when the operating mechanism is positioned at a closing/opening position, the first steering limiting elastic block and the second steering limiting elastic block are respectively positioned at two sides of the first limiting block/the second limiting block to lock the operating swivel base;
when the operating mechanism is positioned at the closed position, the locking of the operating swivel base can be released by lifting the second steering limiting elastic block;
when the operating mechanism is positioned at the off position, the locking of the operating swivel base can be released by lifting the first steering limiting elastic block;
the second steering limit elastic block is provided with a tripping convex block which is pushed to lift,
when the electromagnetic driving mechanism receives a disconnection command signal, the electromagnetic driving block acts to drive the tripping convex block to lift the second steering limiting elastic block.
The energy storage locking block is provided with a tripping pushing part corresponding to the tripping convex block, when the energy storage locking block is in a locking position, the tripping convex block is positioned on a path of the tripping pushing part moving from the locking position to an unlocking position, and when the energy storage locking block is in the unlocking position, the second steering limiting elastic block is lifted to unlock the operation swivel base.
When the operating mechanism is at the position of the closed state, the part of the operating rotary seat is positioned on a moving path of the part of the operating rotary shaft which rotates from the position of the closed state to the open state.
The operating mechanism is arranged at a closed state, the first driving arm is positioned at the inner side or the outer side of the second driving arm, the first driving arm is provided with a linkage lug, the second driving arm is positioned on a moving path of the linkage lug rotating from the closed state to an open state and is arranged adjacently, or the second driving arm is provided with a linkage lug, and the linkage lug is positioned on a moving path of the first driving arm rotating from the closed state to the open state and is arranged adjacently.
The upper end part of the second driving arm is elastic and can swing radially under the pushing action of the linkage lug, the side surfaces of two ends of the second driving arm are provided with third guide surfaces, one side wall of the linkage lug, which is relatively close to the closed state, is a second guide surface, and one side wall of the linkage lug, which is relatively close to the open state, is a linkage action surface.
The first energy storage element is an energy storage torsion spring and comprises a first torsion arm and a first torsion arm, and the first torsion arm are respectively positioned on two sides of the first driving arm and the second driving arm.
The energy storage arm of the second energy storage element can be moved from the energy release position to the energy storage position by rotating the operating rotating shaft to rotate the opening position to the closing position.
The energy storage locking device comprises an operating rotating shaft, an energy storage push block, an energy storage locking push block and an energy storage arm, wherein the operating rotating shaft is provided with an off position of 0 degree, the energy storage arm is positioned on a moving path of the energy storage push block rotating to an a degree closed position when the operating rotating shaft is in a b degree position, the energy storage push block abuts against the energy storage arm, the energy storage push block pushes the energy storage arm when the operating rotating shaft rotates from the b degree position to the c degree position, the energy storage locking push block forms component force along the axial direction of the operating rotating shaft to the energy storage arm when the operating rotating shaft rotates from the c degree position to the d degree position until the operating rotating shaft moves to the d degree position, the energy storage arm is in an energy storage position, the energy storage locking block in a locking position forms a locking effect on the energy storage arm, meanwhile, the energy storage arm leaves the moving path of the energy storage push block, and a is more than d and more than c and more than b and more than 0; a > d.
When the operating rotating shaft is in a position from c degrees to d degrees, the energy storage arm slides along the first guide surface to enable the energy storage locking push block to form component force to the energy storage arm along the axial direction of the operating rotating shaft, and when the operating rotating shaft is moved to the d degrees, the energy storage arm moves to the support plane.
The shell comprises an upper shell, a middle shell and a lower shell which are sequentially connected, an upper-layer cavity is formed between the upper shell and the middle shell, and a lower-layer cavity is formed between the middle shell and the lower shell;
the operation rotating shaft comprises a first operation rotating shaft and a second operation rotating shaft, the operation rotating seat is arranged in the lower layer cavity, and at least part of the first operation rotating shaft is positioned in the lower layer cavity and matched with the operation rotating seat; at least part of the second operating rotating shaft and the second energy storage element are arranged in the upper-layer cavity, and the first operating rotating shaft and the second operating rotating shaft are in circumferential linkage fit;
the second energy storage element is arranged on one side, far away from the middle shell, of the second operation rotating shaft, a locking push block through hole is formed in the second operation rotating shaft, the energy storage locking push block is arranged on the surface, close to one side of the upper shell, of the middle shell, the energy storage locking push block penetrates through the locking push block through hole and protrudes out of the surface of the second operation rotating shaft, and the energy storage push block is arranged on one side, far away from the middle shell, of the second operation rotating shaft.
The electromagnetic driving mechanism is provided with an initial state that the electromagnetic coil fixing piece and the electromagnetic driving block are mutually adsorbed and the first acting spring between the electromagnetic coil fixing piece and the electromagnetic driving block is compressed and stored, and a driving state that the first acting spring releases energy and the electromagnetic coil forms electromagnetic repulsive force on the electromagnetic driving block to enable the electromagnetic driving block to act.
The electromagnetic coil fixing piece is made of a magnetic conductive material, and an adsorption force is formed between the electromagnetic coil fixing piece and the magnet and is greater than the thrust of the first action spring after energy storage.
The electromagnetic driving mechanism is provided with an initial state that the electromagnetic coil fixing piece and the electromagnetic driving block are mutually adsorbed and the first acting spring between the electromagnetic coil fixing piece and the electromagnetic driving block is compressed and stored, and a driving state that the first acting spring releases energy and the electromagnetic coil forms electromagnetic repulsive force on the electromagnetic driving block to enable the electromagnetic driving block to act.
The electromagnetic drive transmission mechanism that resets includes the turning arm that resets, the turning arm that resets includes first promotion portion and the second promotion portion that pivot portion outwards extended the protruding formation, the first promotion position is in the one side that the solenoid mounting was kept away from to the electromagnetic drive piece, the second promotes the position and moves to the removal route of second rack position from first rack position to the rack on.
The rack is provided with a reset lug, and the second pushing part is positioned on a moving path of the reset lug moving from the first rack position to the second rack position.
An elastic piece is arranged between the reset connecting lever and the shell, the elastic piece forms a rotation driving force for the reset connecting lever, and the rotation driving force enables the second pushing part to rotate towards the direction away from the reset bump.
The electromagnetic coil fixing piece is a shell made of a magnetic conductive material, and an electromagnetic coil is arranged in the shell; the electromagnetic driving block is composed of a push block and a magnet made of a permanent magnet, a magnet installation groove is formed in the surface, close to the electromagnetic coil fixing piece, of one side of the push block, a limiting space for placing a first acting spring after compression energy storage is formed between the push block and the inner side wall of the magnet installation groove, and the side face, close to the electromagnetic driving block, of a shell made of a magnetic conductive material is a plane;
an adsorption force is formed between the shell made of the magnetic conductive material and the magnet, and the adsorption force is greater than the thrust of the first action spring after energy storage; when the electromagnetic driving mechanism receives a disconnection instruction signal, the electromagnetic coil is electrified to form a magnetic field, the direction of the magnetic field forms a repulsive force far away from the electromagnetic coil to the magnet, and the sum of the repulsive force and the thrust of the first action spring after energy storage is larger than the adsorption force between the shell made of the magnetic material and the magnet.
The utility model has the following beneficial effects: the rotary switch is internally provided with the energy storage mechanism, the energy storage mechanism releases energy to drive the operation rotating shaft in a closed state to quickly rotate to a cut-off position, the electromagnetic coil fixing piece drives the cut-off, the driving action is reliable and quick, and the electromagnetic driving mechanism is reset by rotating the operation rotating shaft, so that the rotary switch is more reliable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is within the scope of the present invention for those skilled in the art to obtain other drawings based on the drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an exploded view of one embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a stopper (a), a first operating shaft (b), a first energy storage element (c), and an operating turret (d) according to an embodiment of the present invention;
fig. 4 is a schematic structural view of the first operation rotating shaft and the operation rotating base, wherein (a) is a position where the operation mechanism is in a disconnected state; (b) manually rotating the first operating shaft from the open position to the closed position; (c) the position of the operating mechanism in the closed state; (d) manually rotating the first operating shaft from a closed position to an open position;
FIG. 5 is a schematic structural view of the upper portion of the middle housing;
fig. 6 is a schematic structural diagram of the second operating shaft (a), the rack (b), the middle housing (c) and the energy storage locking block (d) according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a driving transmission part of an electromagnetic driving mechanism according to an embodiment of the present invention;
FIG. 8 is an exploded view of the electromagnetic drive mechanism;
fig. 9 is a schematic structural view of the trip link (a) and the lower housing (b);
fig. 10 is a schematic structural view of a reset crank arm (a) and a part (b) of a shell matched with the reset crank arm;
in the drawings, 1, a housing; 101, an upper shell; 102, a middle shell; 103, a lower shell; 104, a rack limiting chute; 105, a torsion spring limiting block; 106, an energy storage locking push block; 107, a first guide surface; 108, a support plane; 109, a rotating shaft supporting seat; 1010, a hinged seat; 1011, passing an energy storage locking block through a groove; 1012, resetting the crank arm to pass through the groove; 2, a stop member; 201, a first steering limit elastic block; 202, a second steering limit elastic block; 203, a first unlocking pushing bump; 204, a second unlocking pushing bump; 205, a linkage groove; 206, a trip lug; 207, a reset groove; 3, a first operating rotating shaft; 301, unlocking the push block; 302, a positioning column; 303, a first drive arm; 304, a linkage lug; 305, a second guide surface; 306, a linkage action surface; 4, an energy storage element; 401, a first torque arm; 402, a second torque arm; 5, operating the rotary seat; 501, a first limiting block; 502, a second stopper; 503, a second drive arm; 504, positioning the annular seat; 505, a third guide surface; 6, an electromagnetic driving mechanism; 601, a solenoid mount; 602, an electromagnetic drive block; 603, a first apply spring; 604, a magnet mounting slot; 605, a magnet; 606, a push block; 7, a second energy storage element; 8, a second operating rotating shaft; 801, a gear portion; 802, an energy storage push block; 803, locking the push block through hole; 9, a rack; 901, releasing an energy pushing block; 902, resetting the bump; 10, an energy storage locking block; 1001, energy storage locking groove; 1002, tripping a pushing part; 13, tripping a connecting rod; 1301, a hinge hole; 14, a second apply spring; 15, resetting the crank arm; 1501, a rotating shaft part; 1502, a first pushing portion; 1503, a second pushing part; 1504, a return torsion spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it should be noted that "first" and "second" are merely for convenience of description and should not be construed as limitations of the embodiments of the present invention, and they are not described in any more detail in the following embodiments.
The terms of direction and position of the present invention, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "top", "bottom", "side", etc., refer to the direction and position of the attached drawings. Accordingly, the use of directional and positional terms is intended to illustrate and understand the present invention and is not intended to limit the scope of the present invention.
As shown in fig. 1 and 2, the rotary switch comprises a housing 1, an operating mechanism, an electromagnetic driving mechanism 6 and an energy storage mechanism. The casing includes from last casing 101, well casing 102, the lower casing 103 that sets gradually down, wherein, forms upper cavity between last casing 101 and the well casing 102, forms lower floor's cavity between well casing 102 and the lower casing 103, and wherein, operating device sets up in lower floor's cavity, and energy storage mechanism sets up in upper cavity.
The operating mechanism comprises a stop piece 2, a first operating rotating shaft 3, a first energy storage element 4 and an operating rotating base 5 which are sequentially arranged, wherein the first operating rotating shaft 3 and the operating rotating base 5 are concentrically arranged, the first energy storage element 4 is arranged between the first operating rotating shaft 3 and the operating rotating base 5, two ends of the first energy storage element are respectively abutted and matched with the first operating rotating shaft 3 and the operating rotating base 5, the center of the stop piece 2 is abutted with the shell 1 and can not rotate relative to the shell 1, the stop piece 2 protrudes towards the direction of the operating rotating base 5 to form a first steering limiting elastic block 201 and a second steering limiting elastic block 202, the operating rotating base 5 protrudes towards the direction of the stop piece 2 to form a first limiting block 501 and a second limiting block 502, when the operating mechanism is positioned at a closing/opening position, the first steering limiting elastic block 201 and the second steering limiting elastic block 202 are respectively positioned at two sides of the first limiting block 501/second limiting block 502, the first operation rotating shaft 3 is provided with an unlocking push block 301 for lifting the first steering limiting elastic block 201, and when the first operation rotating shaft 3 is turned off/off from a closed state, the unlocking push block 301 can lift the first steering limiting elastic block 201 and the second steering limiting elastic block 202. One end of the first operation rotating shaft 3 passes through the stopper 2 and the housing for manual rotational operation on/off.
The inner wall of the housing 1 is provided with a linkage block, as shown in fig. 3 (a), the stopper 2 is provided with a linkage groove 205 matched with the linkage block, the first steering limiting elastic block 201 and the second steering limiting elastic block 202 are respectively a projection formed by two relatively separated support arm end parts with certain elasticity at the periphery of the stopper 2, meanwhile, the lower side surfaces of the two relatively separated support arms at the periphery of the stopper 2 are respectively provided with a first unlocking pushing projection 203 and a second unlocking pushing projection 204 matched with the first unlocking block 301, and when the first unlocking block 301 slides to a position below the first unlocking pushing projection 203 or the second unlocking pushing projection 204, the corresponding first steering limiting elastic block 201 or the second steering limiting elastic block 202 is correspondingly lifted. As shown in fig. 3 (b), the operation rotating shaft 3 is provided with a positioning column 302 for positioning and matching with the operation rotating base 5 concentrically, a first driving arm 303 for matching with a first torsion arm 401 of the first energy storage element 4, and an unlocking push block 301 for raising the second snap spring 204, as shown in fig. 3 (c), the first energy storage element 4 is an energy storage torsion spring, and includes a first torsion arm 401 and a second torsion arm 402; as shown in fig. 3 (d), the operation rotating base 5 is provided with a first limiting block 501, a second limiting block 502, a second driving arm 503 for cooperating with the second torsion arm 402 of the first energy storage element 4, and a positioning ring seat 504 concentrically inserted into the positioning column 302 for positioning.
The unlocking push block 301 is matched with two oppositely separated support arms on the periphery of the stop piece 2, in at least partial paths of the operation rotating shaft 3 which is turned to an open state from the closed state and is turned to the closed state from the open state, the unlocking push block 301 slides along one side surface of the two support arms close to the operation rotating seat 5, and when the operation rotating shaft 3 is turned to the open state from the closed state and is turned to the closed state from the open state and is close to an end point, the unlocking push block 301 is respectively positioned on the first unlocking push lug 203 and the second unlocking push lug 204 of one support arm. Further, both sides of the first unlocking pushing lug 203 and the second unlocking pushing lug 204 are reset grooves 207, when the unlocking pushing block 301 does not interact with the first unlocking pushing lug 203 and the second unlocking pushing lug 204, the unlocking pushing block 301 is located in the reset grooves 207, the unlocking pushing block 301 does not form pushing force on the retainer 2, and elasticity of the retainer 2 is prevented from being weakened under the long-time pushing action.
As shown in fig. 4, in the process of turning the operation spindle 3 from the open state to the closed state, first, the first torsion spring driving arm 303 of the operation spindle 3 drives the first torsion arm 401 to rotate, the first energy storage element 4 starts to store energy, during the rotation process, the first unlocking block 301 is engaged with the stopper 2, when the operation spindle 3 is close to turning to the closed position, the first unlocking block 301 rotates to a position below the first unlocking pushing bump 203, so that the first turning limiting elastic block 201 is lifted, at this time, the operation rotary base 5 is free, and under the driving of the second torsion spring driving arm 503, the operation rotary base rotates to the closed state, and the opening process is reversed.
As shown in fig. 5, the energy storage mechanism includes a second energy storage element 7, a second operating rotating shaft 8, a rack 9, and an energy storage locking block 10. The first operating rotating shaft 3 penetrates through the middle shell 102 and is coaxially inserted into the second operating rotating shaft 8, so that the first operating rotating shaft and the second operating rotating shaft are in circumferential linkage fit, and meanwhile, the upper end of the second operating rotating shaft 8 penetrates through the upper shell 101 to be connected with a manual operating handle or an electric operating mechanism, so that the first operating rotating shaft 3 and the second operating rotating shaft 8 are operated to rotate and switch between an opening position of 0 degree and a closing position of a degree. As shown in fig. 6 (c), the middle housing 102 is provided with a rack limiting sliding groove 104, the rack 9 is limited in the rack limiting sliding groove 104 and can slide along a straight line, as shown in fig. 6 (a), the outer periphery of the second operating rotating shaft 8 is provided with a gear portion 801 along the circumference, the rack 9 is located on one side of the second operating rotating shaft 8 and keeps a meshing relationship with the gear portion 801, and in the rotating and switching process of the second operating rotating shaft 8 rotating between the 0 ° open position and the a ° closed position, the rack 9 slides along a straight line to switch between a first rack position (corresponding to the 0 ° open position of the second operating rotating shaft 8) and a second rack position (corresponding to the a ° closed position of the second operating rotating shaft 8).
The middle shell 102 is provided with an energy storage locking block through groove 1011 for the energy storage locking block 10 to be inserted and matched with the middle shell 102 so that the energy storage locking block can only slide up and down along the axial direction of the second operation rotating shaft 8. The energy storage locking block 10 can slide along the axial direction of the second operation rotating shaft 8 and is provided with a locking position and an unlocking position, a second acting spring 14 is arranged between the energy storage locking block 10 and the upper shell 101, under the elastic action of the second acting spring 14, the energy storage locking block 10 is located at the locking position, and the energy storage locking block 10 is pushed to overcome the elastic action of the second acting spring 14, so that the energy storage locking block 10 can move to the unlocking position.
The second energy storage element 7 is a torsion spring, and is sleeved on the second operation rotating shaft 8, the two ends of the second energy storage element 7 are respectively a fixed arm and an energy storage arm, as shown in fig. 6 (c), the middle casing 102 is provided with a torsion spring limiting block 105, and the fixed arm of the second energy storage element 7 abuts against the torsion spring limiting block 105 to enable the position of the fixed arm to be fixed relative to the casing 1. As shown in fig. 6 (b), an energy releasing push block 901 is arranged on the rack 9, and as shown in fig. 6 (d), an energy storing lock groove 1001 is arranged on the energy storing lock block 10, and the energy storing lock groove 1001 is located on one side of a linear sliding path of the rack 9. The energy storage arm has an energy storage position and an energy release position, and when the energy storage arm is located at the energy release position and the second operation rotating shaft 8 is located at the disconnection position, the energy storage arm is located on one side of the direction in which the energy release push block 901 moves to the second rack position; when the energy storage arm is in the energy storage position and the energy storage locking block 10 is in the locking position, the end of the energy storage arm is located in the energy storage locking groove 1001 so that the energy storage locking block 10 can lock the energy storage arm, when the energy storage locking block 10 is switched from the locking position to the unlocking position, the end of the energy storage arm leaves the energy storage locking groove 1001 so that the energy storage locking block 10 can unlock the energy storage arm, the second energy storage element 7 releases energy to enable the energy storage arm to move to the energy release position, and the energy release push block 901 of the rack at the second rack position is located on a moving path of the energy storage arm from the energy storage position to the energy release position, so that when the second energy storage element 7 releases energy, the rack 9, the second operation rotating shaft 8 and the first operation rotating shaft 3 sequentially transmit energy, and the first operation rotating shaft 3 moves from the closing state to the opening state.
The electromagnetic drive mechanism 6 is used in the present embodiment as a remote signal controlled drive mechanism. As shown in fig. 2 and 8, the electromagnetic driving mechanism 6 includes an electromagnetic coil fixing member 601 to which an electromagnetic coil is fixed, and an electromagnetic driving block 602, in this embodiment, the electromagnetic coil fixing member 601 is a housing made of a magnetically permeable material (such as low carbon steel, electrical pure iron, etc.), the electromagnetic coil is fixed in the housing, the electromagnetic driving block 602 is at least partially made of a permanent magnet, in this embodiment, the electromagnetic driving block 602 is composed of a pushing block 606 and a magnet 605 made of a permanent magnet, and a magnet installation groove 604 is formed on a side surface of the pushing block 606 close to the electromagnetic coil fixing member 601; an adsorption force is formed between the shell made of the magnetic material and the magnet 605, and the adsorption force is greater than the thrust force of the first action spring 603 after energy storage, so that the adsorption relation between the shell made of the magnetic material and the magnet 605 in an initial state is ensured; when the electromagnetic driving mechanism 6 receives the off command signal, the electromagnetic coil is energized to form a magnetic field, and the direction of the magnetic field forms a repulsive force far away from the electromagnetic coil to the magnet 605, and the sum of the repulsive force and the thrust of the first action spring 603 after energy storage is larger than the adsorption force between the housing made of the magnetic conductive material and the magnet 605, so that the electromagnetic driving block 602 can be pushed to move, and the moving speed of the electromagnetic driving block 602 can be improved by increasing the action of the magnetic field.
As shown in fig. 8, in this embodiment, the push block 606 is fixed in the magnet installation slot 604, and a limit space for placing the first acting spring 603 after compression energy storage is formed between the push block 606 and the inner side wall of the magnet installation slot 604, a side surface of the casing made of the magnetically conductive material, which is close to the electromagnetic driving block 602, is a plane, and the compression amount of the first acting spring 603 can be adjusted by setting the thickness of the magnet installation slot 604.
As shown in fig. 7, a trip link 13 is disposed on the side of the electromagnetic driving block 602 away from the outer end of the electromagnetic coil fixing member 601, as shown in fig. 9 (a), the middle portion of the trip link 13 is provided with a hinge hole 1301 for hinge-coupling with the housing 1, the lower housing 103 is provided with a hinge seat 1010 for being hinged with the trip link 13, the hinge hole 1301 is positioned on the hinge seat 1010 and connected through a hinge shaft, one end of the trip link 13 far away from the electromagnetic driving block 602 is positioned below the energy storage locking block 10, when the electromagnetic driving mechanism 6 receives the opening instruction signal, the electromagnetic driving block 602 moves outward under the pushing action of the first acting spring 603, pushes the trip link 13 to rotate the trip link 13 around the hinge shaft hinged with the housing 1, and the end of the trip link 13 located below the energy storage locking block 10 lifts upward to push the energy storage locking block 10 to switch from the locking position to the unlocking position.
Meanwhile, as shown in fig. 3 (a), a trip protrusion 206 is disposed outside the second steering limiting elastic block 202, as shown in fig. 6 (d), a trip pushing portion 1002 is disposed on the energy storage locking block 10 corresponding to the trip protrusion 206, when the energy storage locking block 10 is in the locking position, the trip pushing portion 1002 is located below the trip protrusion 206, when the electromagnetic driving mechanism 6 receives a disconnection command signal, the energy storage locking block 10 is switched from the locking position to the unlocking position, the trip pushing portion 1002 pushes the trip protrusion 206 to lift up, and at this time, the operation swivel base 5 is free.
As shown in fig. 3 (b), the outside of the first driving arm 303 protrudes to form a linkage protrusion 304, and as shown in fig. 4, when the operating mechanism is in the closed position, the second driving arm 503 is located on the moving path of the linkage protrusion 304 that rotates from the closed position to the open position, and is specifically arranged adjacent to the linkage protrusion, which means that the two are attached to each other or a small gap is formed therebetween. Thus, when the electromagnetic driving mechanism 6 receives the opening instruction signal, the operation rotating base 5 obtains freedom, and in the process that the operation rotating shaft rotates from the closed position to the open position, the linkage lug 304 pushes the second driving arm 503, and the first energy storage element can not store energy or only pull the energy a little bit open, so that in the cutting process of the rotary switch, the first energy storage element 4 is always in the energy release state or is basically close to the energy release state, the resistance effect can not be basically formed on the operation rotating base 5 and the first operation rotating shaft 3, and the external force driving the operation mechanism is only the elastic force of the second energy storage element 7.
Specifically, the upper end portion of the second driving arm 503 has a certain elasticity and can swing outwards under the pushing action of the linking projection 304, the side surfaces of the two ends of the second driving arm 503 are provided with third guide surfaces 505, one side wall of the linking projection 304 relatively close to the closed state is the second guide surface 305, and one side wall of the linking projection 304 relatively close to the open state is the linking action surface 306. When the operating rotating shaft is rotated to the open position, the operating rotating seat 5 is free to operate, and when the operating rotating shaft is rotated to the open position, the third guide surface 505 which is rotated to one side of the second driving arm 305 to abut against the second driving arm 503 and then pushes the second driving arm 503 to slide over the second driving arm 503, and when the operating rotating shaft is rotated to the open position, the operating rotating seat 5 is free, and when the energy of the first energy storage element 4 is released, the third guide surface 505 which is rotated to one side of the second guide surface 305 to abut against the second driving arm 503 and then pushes the second driving arm 503 to slide over the second driving arm 503, and finally the operating rotating seat 5 is rotated to the open position. The third guiding surface 505 may be a smooth convex curved surface as shown in the figure, or may be a smooth guiding inclined surface. The second guiding surface 305 may be a smooth convex curved surface as shown in the figure, or may be a smooth guiding inclined surface. When the operation rotating base 5 is locked by the stopper 2, the linkage acting surface 306 interacts with the third guide surface 505 under a certain external force to push the second driving arm 503 away, when the operation rotating base 5 releases the locking action of the stopper 2, the interaction between the linkage acting surface 306 and the second driving arm 503 directly pushes the second driving arm 503 to rotate circumferentially instead of pushing the second driving arm 503 away, and the linkage acting surface 306 may be a plane as shown in the figure, or an inner slope or an inner concave curved surface.
As shown in fig. 6 (a), an energy storage push block 802 and a locking push block through hole 803 are fixedly arranged on the second operation rotating shaft 8, as shown in fig. 5 (c), an energy storage locking push block 106 is fixedly arranged on the middle shell 102, the energy storage locking push block 106 passes through the locking push block through hole 803, and the end of the energy storage locking push block 106 protrudes relative to the surface of the second operation rotating shaft 8, a first guide surface 107 (which may be a convex curved surface or an inclined surface, or a convex curved surface in the drawing) and a support plane 108 are arranged on one side of the energy storage locking push block 106 close to the off position of 0 °, and the first guide surface 107 is used for forming an acting force along the axial direction on the energy storage arm moving along the first guide surface 107; when the second operating rotating shaft 8 is at the off position of 0 ° and the energy storing arm is at the energy releasing position, the energy storing arm is located on the moving path of the energy storing push block 802 rotating to the closed position of a °, when the second operating rotating shaft 8 is at the position of b °, the energy storing push block 802 abuts against the energy storing arm, when the second operating rotating shaft 8 rotates from the position of b ° to the position of c °, the energy storing push block 802 pushes the energy storing arm, when the second operating rotating shaft 8 is at the position of c °, the energy storing push block 802 abuts against the first guide surface 107, when the second operating rotating shaft 8 rotates from the position of c ° to the position of d °, the energy storing push block 802 pushes the energy storing arm, and the energy storing arm slides along the first guide surface 107 to lift up, when the second operating rotating shaft 8 is at the position of d °, the energy storing arm moves along the first guide surface 107 to the support plane 108, and at this time, the energy storing arm is at the energy storing position, the energy storage locking block 10 located at the locking position has a locking effect on the energy storage arm, and meanwhile, the energy storage arm is just higher than the energy storage pushing block 802, so that the position of the energy storage arm is fixed to form an energy storage effect, meanwhile, the energy storage pushing block 802 can move freely, namely, the second operation rotating shaft 8 can be switched freely between an open position and a closed position, the opening and closing can be operated manually, and a is larger than d, larger than c, and larger than b is larger than 0.
Therefore, the present embodiment can store energy in the second energy storage element 7 by rotating the second operation rotating shaft 8. Preferably, a is larger than d, and the second energy storing element 7 has completed storing energy before the second operation rotating shaft 8 rotates to the closed position of a °. In this embodiment, d is about 75, and a is about 85.
Further, the present embodiment is also provided with an electromagnetic drive return transmission mechanism that returns the electromagnetic drive mechanism 6. As shown in fig. 7, a reset crank arm 15 is disposed on the side of the electromagnetic driving block 602 away from the outer end of the electromagnetic coil fixing member 601, the reset crank arm 15 includes a rotating shaft portion 1501 and a first pushing portion 1502 and a second pushing portion 1503 formed by the outward extending protrusion of the rotating shaft portion 1501, the housing 1 is provided with a rotating shaft supporting seat 109, the rotating shaft portion 1501 is limited in the rotating shaft supporting seat 109 so as to be axially rotatable, the middle housing 102 is provided with a reset crank arm through slot 1012 for the first pushing portion 1502 to pass through so that the end of the first pushing portion 1502 is located on the side of the electromagnetic driving block 602 away from the outer end of the electromagnetic coil fixing member 601, as shown in fig. 6 (b), the rack 9 is provided with a reset protrusion 902, the second pushing portion 1503 is located on the side where the reset protrusion 902 moves towards the second rack position (corresponding to the closed position of the second operating rotating shaft 8 at a °), when the second operating rotating shaft 8 rotates from the open position of 0 ° to at least part of the path of the closed position at a °, the reset protrusion 902 pushes the second pushing portion 1503 to rotate the rotating shaft portion 1501 around the axis thereof, the first pushing portion 1502 pushes the electromagnetic driving block 602 to make the magnet 605 approach the electromagnetic coil fixing member 601, and finally the magnet 605 and the electromagnetic coil fixing member 601 are attracted. With the above arrangement, the electromagnetic driving block 602 after the first acting spring 603 is released can be reset to return to the normal state that the electromagnetic coil fixing member 601 attracts the magnet 605 and the first acting spring 603 is compressed by the two to store energy.
The electromagnetic drive reset transmission mechanism is formed by matching a transmission structure between the rack 9 and the reset crank arm 15 with magnetic attraction between the electromagnetic coil fixing piece 601 and the magnet 605.
The magnetic attraction between the electromagnetic coil fixing member 601 and the magnet 605 is greatly affected by the distance therebetween, and if the electromagnetic driving block 602 is to be reset by the attraction of the magnet 605 itself, the distance therebetween needs to be controlled to be a small range, and the electromagnetic driving block 602 can be surely reset by the magnetic drive reset transmission mechanism of this embodiment.
The rotating shaft portion 1501 is sleeved with a reset torsion spring 1504, one end of the reset torsion spring 1504 abuts against the inner wall of the shell 1, the other end of the reset torsion spring 1504 abuts against the first pushing portion 1502, the reset torsion spring 1504 forms a rotational driving force for the reset connecting lever 15, and the rotational driving force enables the second pushing portion 1503 to tend to rotate away from the reset bump 902.
As shown in fig. 10 (a), the rotating shaft portion 1501 is provided with two first pushing portions 1502, a certain interval is provided between the two first pushing portions 1502, and the trip link extends into between the two first pushing portions 1502.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the utility model is not limited by the scope of the appended claims.
Claims (23)
1. A rotary switch capable of being cut off rapidly comprises a shell (1) and an operating mechanism, wherein the operating mechanism comprises an operating rotating shaft, the operating rotating shaft can rotate to enable the operating mechanism to have a closed state and an open state, an energy storage mechanism is further arranged in the shell (1), the energy storage mechanism comprises a second energy storage element (7) and an energy storage locking block (10), the second energy storage element (7) has an energy storage state and an energy release state, and when the second energy storage element (7) is switched from the energy storage state to the energy release state, the second energy storage element (7) drives the operating rotating shaft in the closed state to rotate to the position of the open state;
the energy storage locking block (10) is provided with a locking position for forming a locking action on the second energy storage element (7) in the energy storage state to enable the second energy storage element to keep the energy storage state and an unlocking position for releasing the energy from the second energy storage element (7) in the energy storage state; the method is characterized in that:
the electromagnetic driving device is characterized by further comprising a driving device, wherein the driving device is an electromagnetic driving mechanism (6), the electromagnetic driving mechanism (6) comprises an electromagnetic coil fixing piece (601) fixed with an electromagnetic coil and an electromagnetic driving block (602), and at least part of the electromagnetic driving block (602) is made of a permanent magnet material;
when the electromagnetic driving mechanism (6) receives a disconnection command signal, the electromagnetic driving block (602) acts to enable the second energy storage element (7) which is the locking position to move from the locking position to the unlocking position;
an electromagnetic drive reset transmission mechanism is arranged between the operation rotating shaft and the electromagnetic drive mechanism (6), and when the electromagnetic drive mechanism (6) is in a drive state, the electromagnetic drive block (602) can be restored to an initial state before the operation of receiving the opening instruction signal is carried out by rotating the operation rotating shaft to enable the opening position to rotate the closing position.
2. The rotary switch that can be quickly turned off of claim 1, wherein:
the operating mechanism comprises an operating rotary seat (5), a first energy storage element (4) and a stopping device, wherein the first energy storage element (4) is arranged between an operating rotary shaft and the operating rotary seat (5) and is used for driving the operating rotary seat (5) to rotate, the stopping device is used for locking the operating rotary seat (5), the operating rotary seat (5) is locked when the operating mechanism is in an open state and a closed state, the operating rotary seat (5) keeps not to act, the operating rotary shaft is rotated to enable the operating rotary shaft to rotate from the position of the closed state to the position of the open state or rotate from the position of the open state to the position of the closed state, so that the stopping device is enabled to release the locking of the operating rotary seat (5) after the first energy storage element (4) finishes energy storage, and the operating rotary seat (5) rotates under the action of the first energy storage element (4);
when the electromagnetic driving mechanism (6) receives an opening command signal, the electromagnetic driving block (602) acts to make the stopping device act to release the locking effect on the operation rotary seat (5) in the closed state.
3. The rotary switch that can be quickly turned off of claim 2, wherein: the second energy storage element (7) is a torsion spring, the two ends of the second energy storage element are respectively a fixed arm and an energy storage arm, the position of the fixed arm is fixed relative to the shell (1), the energy storage arm is provided with an energy storage position and an energy release position, when the energy storage arm is located at the locking position for the energy storage position and the energy storage locking block (10), the energy storage locking block (10) limits the energy storage arm to enable the energy storage arm to keep the energy storage position, and when the energy storage locking block (10) moves to the unlocking position, the limiting effect on the energy storage arm is relieved.
4. A rotary quick disconnect switch according to claim 3 wherein: be equipped with energy storage locked groove (1001) on energy storage locking piece (10), when energy storage arm is energy storage position and energy storage locking piece (10) and is located latched position, the energy storage arm is located energy storage locked groove (1001) to and remove unblock position when energy storage locking piece (10), the energy storage arm leaves energy storage locked groove (1001).
5. A rotary quick disconnect switch according to claim 3 wherein: the periphery of the operation rotating shaft is provided with a gear part (801), the shell (1) is provided with a rack (9), and the rack (9) is meshed with the gear part (801); in the process of rotationally switching the operation rotating shaft between the opening position of 0 degree and the closing position of a degree, the rack (9) is linearly slid to be switched between a first rack position and a second rack position, when the operation rotating shaft is in the opening position of 0 degree, the rack (9) is in the first rack position, and when the operation rotating shaft is in the closing position of a degree, the rack (9) is in the second rack position; the part of the rack (9) at the second rack position is positioned on the moving path of the energy storage arm from the energy storage position to the energy release position.
6. A rotary quick disconnect switch according to claim 3 wherein: be equipped with first elastic component (11) between energy storage locking piece (10) and casing (1), under the effect of first elastic component (11), energy storage locking piece (10) keep latched position, overcome the effort of first elastic component (11) and promote energy storage locking piece (10) and can make it move to the unblock position.
7. The rotary quick disconnect switch of claim 6, wherein: the energy-saving unlocking device is characterized by further comprising a tripping connecting rod (13), the middle of the tripping connecting rod (13) is hinged to the shell (1), one end of the tripping connecting rod (13) is located on one side of the energy-storage locking block (10), and when the electromagnetic driving mechanism (6) receives a disconnection instruction signal, the electromagnetic driving block (602) acts and drives the tripping connecting rod (13) to rotate around the hinged portion to push the energy-storage locking block (10) to move to an unlocking position.
8. The rotary switch that can be quickly turned off of claim 2, wherein: the stopping device comprises a first steering limiting elastic block (201) and a second steering limiting elastic block (202), a first limiting block (501) and a second limiting block (502) which are protruded are arranged on the operation rotating seat (5), and when the operation mechanism is positioned at a closing/opening position, the first steering limiting elastic block (201) and the second steering limiting elastic block (202) are respectively positioned at two sides of the first limiting block (501)/the second limiting block (502) to lock the operation rotating seat (5);
when the operating mechanism is positioned at the closed position, the locking of the operating swivel base (5) can be released by lifting the second steering limiting elastic block (202);
when the operating mechanism is positioned at the off position, the locking of the operating swivel base (5) can be released by lifting the first steering limiting elastic block (201);
a tripping convex block (206) which is pushed to lift is arranged on the second steering limit elastic block (202),
when the electromagnetic driving mechanism (6) receives a disconnection command signal, the electromagnetic driving block (602) acts to drive the tripping lug (206) to lift the second steering limit elastic block (202).
9. The rotary quick disconnect switch of claim 8, wherein: the energy storage locking block (10) is provided with a tripping pushing part (1002) corresponding to the tripping convex block (206), when the energy storage locking block (10) is in a locking position, the tripping convex block (206) is positioned on a path of the tripping pushing part (1002) moving from the locking position to an unlocking position, and when the energy storage locking block (10) is in the unlocking position, the second steering limiting elastic block (202) is lifted to release the locking of the operation swivel base (5).
10. The rotary switch that can be quickly turned off of claim 2, wherein: when the operating mechanism is at the position of the closed state, the part of the operating rotary seat (5) is positioned on a moving path of the part of the operating rotary shaft which rotates from the position of the closed state to the open state.
11. The rotary quick disconnect switch of claim 10, wherein: the operation rotating shaft and the operation rotating seat (5) are coaxially arranged up and down, the operation rotating shaft protrudes to form a first driving arm (303), the operation rotating seat (5) protrudes to form a second driving arm (503), when the operation mechanism is in a closed state, the first driving arm (303) is located on the inner side or the outer side of the second driving arm (503), a linkage lug boss (304) is arranged on the first driving arm (303), and the second driving arm (503) is located on a moving path of the linkage lug boss (304) rotating from the closed state to an open state and is arranged adjacently, or the linkage lug boss (304) is arranged on the second driving arm (503), and the linkage lug boss (304) is located on a moving path of the first driving arm (303) rotating from the closed state to the open state and is arranged adjacently.
12. The rotary quick disconnect switch of claim 11, wherein: the upper end part of the second driving arm (503) has certain elasticity and can swing radially under the pushing action of the linkage lug (304), the side surfaces of two ends of the second driving arm (503) are provided with third guide surfaces (505), one side wall of the linkage lug (304) relatively close to the closed state is a second guide surface (305), and one side wall of the linkage lug (304) relatively close to the open state is a linkage action surface (306), when the operation rotating seat (5) is locked by the stopping device, the linkage action surface (306) interacts with the third guide surface (505) under certain external force to push the second driving arm (503) open, and when the operation rotating seat (5) releases the locking action of the stopping device, the interaction of the linkage action surface (306) and the second driving arm (503) can directly push the second driving arm (503) to rotate circumferentially.
13. The rotary quick disconnect switch of claim 11, wherein: the first energy storage element (4) is an energy storage torsion spring and comprises a first torsion arm (401) and a second torsion arm (402), and the first torsion arm (401) and the second torsion arm (402) are respectively positioned on two sides of the first driving arm (303) and the second driving arm (503).
14. A rotary quick disconnect switch according to any one of claims 2-13 wherein: the energy storage arm of the second energy storage element (7) can be moved from the energy release position to the energy storage position by rotating the operating rotating shaft to rotate the opening position to rotate the closing position.
15. The rotary quick disconnect switch of claim 14, wherein: the operating rotating shaft is provided with an energy storage push block (802), the shell (1) is provided with an energy storage locking push block (106), when the operating rotating shaft is at an off position of 0 degree and the energy storage arm is at an energy release position, the energy storage arm is positioned on a moving path of the energy storage push block (802) rotating to an a-degree closed position, when the operating rotating shaft is at a b-degree position, the energy storage push block (802) is abutted against the energy storage arm, in the process that the operating rotating shaft rotates from the b-degree position to the c-degree position, the energy storage push block (802) pushes the energy storage arm, when the operating rotating shaft is at the c-degree to d-degree position, the energy storage locking push block (106) forms a component force along the axial direction of the operating rotating shaft to the d-degree position, at the moment, the energy storage arm is at the energy storage position, the energy storage locking block (10) at the locking position forms a locking effect on the energy storage arm, and meanwhile, the energy storage arm leaves the moving path of the energy storage push block (802), a is more than d, c and b are more than 0; a > d.
16. The rotary quick disconnect switch of claim 15, wherein: when the operating rotating shaft is in a c-degree to d-degree position, the energy storage arm slides along the first guide surface (107) to enable the energy storage locking push block (106) to form component force to the energy storage arm along the axial direction of the operating rotating shaft, and when the operating rotating shaft is moved to the d-degree position, the energy storage arm moves to the support plane (108).
17. The rotary quick disconnect switch of claim 16, wherein: the shell (1) comprises an upper shell (101), a middle shell (102) and a lower shell (103) which are sequentially connected, an upper-layer cavity is formed between the upper shell (101) and the middle shell (102), and a lower-layer cavity is formed between the middle shell (102) and the lower shell (103);
the operation rotating shaft comprises a first operation rotating shaft (3) and a second operation rotating shaft (8), the operation rotating seat (5) is arranged in the lower layer cavity, and at least part of the first operation rotating shaft (3) is positioned in the lower layer cavity and matched with the operation rotating seat (5); at least part of the second operating rotating shaft (8) and the second energy storage element (7) are arranged in the upper-layer cavity, and the first operating rotating shaft (3) and the second operating rotating shaft (8) are in circumferential linkage fit;
second energy storage component (7) set up in second operation pivot (8) keep away from the one side of well casing (102), be equipped with locking ejector pad through-hole (803) on second operation pivot (8), energy storage locking ejector pad (106) set up in well casing (102) be close on the surface of casing (101) one side, energy storage locking ejector pad (106) pass locking ejector pad through-hole (803) relative second operation pivot (8) surface arch, energy storage ejector pad (802) set up in second operation pivot (8) keep away from the one side of well casing (102).
18. A rotary quick disconnect switch according to any one of claims 1-13 wherein: a first acting spring (603) is arranged between the electromagnetic coil fixing piece (601) and the electromagnetic driving block (602), the electromagnetic driving mechanism (6) has an initial state that the electromagnetic coil fixing piece (601) and the electromagnetic driving block (602) are attracted, the first acting spring (603) between the electromagnetic coil fixing piece and the electromagnetic driving block is compressed and stored, and a driving state that the first acting spring (603) releases energy and the electromagnetic coil forms electromagnetic repulsive force on the electromagnetic driving block (602) to enable the electromagnetic driving block (602) to act.
19. The rotary quick disconnect switch of claim 18, wherein: the electromagnetic coil fixing piece (601) is made of a magnetic conductive material, and an adsorption force is formed between the electromagnetic coil fixing piece (601) and the magnet (605), wherein the adsorption force is greater than the thrust of the first acting spring (603) after energy storage.
20. The rotary quick disconnect switch of claim 4, wherein: a first acting spring (603) is arranged between the electromagnetic coil fixing piece (601) and the electromagnetic driving block (602), the electromagnetic driving mechanism (6) has an initial state that the electromagnetic coil fixing piece (601) and the electromagnetic driving block (602) are adsorbed, the first acting spring (603) between the electromagnetic coil fixing piece and the electromagnetic driving block is compressed and stored, and a driving state that the first acting spring (603) releases energy and the electromagnetic coil forms electromagnetic repulsive force on the electromagnetic driving block (602) to enable the electromagnetic driving block (602) to act;
the electromagnetic drive reset transmission mechanism comprises a reset crank arm (15), wherein the reset crank arm (15) comprises a rotating shaft part (1501), and a first pushing part (1502) and a second pushing part (1503) which are formed by outwards extending and protruding the rotating shaft part (1501), the first pushing part (1502) is located on one side, away from the electromagnetic coil fixing part (601), of the electromagnetic drive block (602), and the second pushing part (1503) is located on a moving path of the rack (9) moving from a first rack position to a second rack position.
21. The rotary quick disconnect switch of claim 20, wherein: the rack (9) is provided with a reset lug (902), and the second pushing part (1503) is positioned on a moving path of the reset lug (902) moving from a first rack position to a second rack position.
22. The rotary quick disconnect switch of claim 20, wherein: an elastic piece is arranged between the reset crank arm (15) and the shell (1), and the elastic piece forms a rotation driving force for the reset crank arm (15), and the rotation driving force enables the second pushing part (1503) to rotate towards the direction away from the reset bump (902).
23. The rotary quick disconnect switch of claim 20, wherein: the electromagnetic coil fixing piece (601) is a shell made of a magnetic conductive material, and the electromagnetic coil is fixed in the shell; the electromagnetic driving block (602) is composed of a push block (606) and a magnet (605) made of a permanent magnet, a magnet mounting groove (604) is formed in the surface, close to the electromagnetic coil fixing piece (601), of one side of the push block (606), the push block (606) is fixed in the magnet mounting groove (604), a limiting space for placing a first action spring (603) after compression energy storage is formed between the push block (606) and the inner side wall of the magnet mounting groove (604), and the side face, close to the electromagnetic driving block (602), of a shell made of a magnetic conductive material is a plane;
the shell is made of the magnetic conductive material; when the electromagnetic driving mechanism (6) receives a disconnection instruction signal, the electromagnetic coil is electrified to form a magnetic field, the direction of the magnetic field forms a repulsive force far away from the electromagnetic coil to the magnet (605), and the sum of the repulsive force and the thrust of the first action spring (603) after energy storage is larger than the adsorption force between the shell made of the magnetic material and the magnet (605).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122132794.5U CN215933454U (en) | 2021-09-03 | 2021-09-03 | Rotary switch capable of being cut off rapidly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122132794.5U CN215933454U (en) | 2021-09-03 | 2021-09-03 | Rotary switch capable of being cut off rapidly |
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| Publication Number | Publication Date |
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| CN215933454U true CN215933454U (en) | 2022-03-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113782377A (en) * | 2021-09-03 | 2021-12-10 | 浙江奔一电气有限公司 | Rotary switch capable of being cut off rapidly |
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2021
- 2021-09-03 CN CN202122132794.5U patent/CN215933454U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113782377A (en) * | 2021-09-03 | 2021-12-10 | 浙江奔一电气有限公司 | Rotary switch capable of being cut off rapidly |
| WO2023029387A1 (en) * | 2021-09-03 | 2023-03-09 | 浙江奔一电气有限公司 | Rotary switch capable of being quickly cut off |
| CN113782377B (en) * | 2021-09-03 | 2023-12-26 | 浙江奔一新能源有限公司 | Rotary switch capable of being rapidly cut off |
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| CP03 | Change of name, title or address |
Address after: 325000 Wenzhou Bridge Industrial Park, Beibeixiang Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee after: Zhejiang Benyi New Energy Co.,Ltd. Address before: 325600 Daqiao Industrial Zone, beibaixiang Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: ZHEJIANG BENYI ELECTRICAL Co.,Ltd. |
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