CN216389164U - Horizontal rotating device of isolating switch and horizontal rotating type isolating switch - Google Patents
Horizontal rotating device of isolating switch and horizontal rotating type isolating switch Download PDFInfo
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- CN216389164U CN216389164U CN202122591377.7U CN202122591377U CN216389164U CN 216389164 U CN216389164 U CN 216389164U CN 202122591377 U CN202122591377 U CN 202122591377U CN 216389164 U CN216389164 U CN 216389164U
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Abstract
The utility model provides a horizontal rotating device of an isolating switch and the horizontal rotating isolating switch. The horizontal rotation device of the isolating switch comprises: the mounting cover is internally provided with an accommodating cavity; the rack is arranged in the accommodating cavity and movably connected with the inner wall of the mounting cover; the driving unit is arranged in the accommodating cavity and is in driving connection with the rack; at least one rotating shaft, which penetrates through the mounting cover and is rotatably connected with the mounting cover; at least one gear sets up in holding the intracavity, and the outer wall of an axis of rotation is located to a gear sleeve, with axis of rotation fixed connection, and each gear all is connected with rack toothing. By adopting the utility model, the gear is driven to rotate by virtue of the meshing connection of the rack and the gear, and further the rotating shaft, the movable insulator and the movable contact which are fixedly connected with the gear are driven to rotate, so that the movable contact and the static contact are connected or disconnected, the rotating shaft and the movable insulator are driven to stably rotate by virtue of the meshing connection of the rack and the gear in the whole driving process, and the rotating stability is improved.
Description
Technical Field
The utility model relates to the technical field of isolating switches, in particular to a horizontal rotating device of an isolating switch and the horizontal rotating isolating switch.
Background
The isolating switch is a switch device which is mainly used for isolating a power supply and switching over, communicating and cutting off a small current circuit and has no arc extinguishing function. When the isolating switch is in the separated position, the contacts have insulation distance meeting the specified requirements and obvious disconnection marks; a switching device capable of carrying current in normal loop conditions and current in abnormal conditions (e.g., short circuit) for a specified period of time when in the closed position.
The horizontal rotation type isolating switch comprises at least one group of two immovable components which are oppositely arranged and movable components which are positioned between the two immovable components, wherein each immovable component comprises a static insulator and a static contact which is fixedly connected to one end of the static insulator, and each movable component comprises a movable insulator and a movable contact which is fixedly connected to one end of the movable insulator. When the device works, the rotating device drives the moving insulator and the moving contact to rotate, and the moving contact is connected or disconnected with the fixed contacts on the two sides according to different rotating directions and different rotating angles, so that the circuit is connected or disconnected. In the prior art, due to the structural reason of the rotating device, the rotating stability of the moving insulator and the moving contact is poor, and the situations such as jamming are easy to occur.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides a horizontal rotation device of an isolation switch and a horizontal rotation type isolation switch, in which a gear and a rack are engaged to drive a rotation shaft to stably rotate, so as to drive a movable insulator and a movable contact connected to the rotation shaft to stably rotate, thereby implementing connection and disconnection between the movable contact and a fixed contact, so as to overcome the defects of the prior art.
The horizontal rotating device of the isolating switch provided by the utility model comprises: the mounting cover is internally provided with an accommodating cavity; the rack is arranged in the accommodating cavity and movably connected with the inner wall of the mounting cover; the driving unit is arranged in the accommodating cavity and is in driving connection with the rack; at least one rotating shaft penetrates through the mounting cover and is rotatably connected with the mounting cover; at least one gear, at least one the gear set up in hold the intracavity, one the gear cover is located one the outer wall of axis of rotation, with axis of rotation fixed connection, and each the gear all with the rack toothing is connected.
Optionally, the drive unit comprises: a drive member; the screw rod is fixedly connected with an output shaft of the driving piece; and the screw rod nut is in threaded connection with the screw rod and is fixedly connected with the rack.
Optionally, the horizontal rotation device of the isolation switch further includes: a signal transmitter for receiving an external signal; the input end of the controller is in communication connection with the output end of the signal transmitter, and the output end of the controller is in communication connection with the control end of the driving piece.
Optionally, the horizontal rotation device of the isolation switch further includes: the positioning rod is fixedly connected with the rack; first photoelectric switch and the second photoelectric switch that the interval set up, first photoelectric switch with the second photoelectric switch all is located on the removal route of locating lever, and respectively with the inner wall fixed connection of installation cover, first photoelectric switch's output with the output of second photoelectric switch respectively with the input communication connection of controller.
Optionally, a sliding rail is fixed on the inner wall of the mounting cover, and the sliding rail is arranged in parallel with the rack; the rack is connected with a sliding block, and the sliding block is connected with the sliding rail in a sliding manner.
Optionally, the horizontal rotation device of the disconnecting switch further comprises at least one mounting bracket, and at least one mounting bracket is fixedly connected with the outer wall of the mounting cover.
Optionally, the driving unit further includes a moving stage, a first end of the moving stage is fixedly connected to the lead screw nut, and a second end of the moving stage is fixedly connected to the rack.
Optionally, the horizontal rotation device of the disconnecting switch further includes at least one sealing ring, and at least one sealing ring is sleeved on the outer wall of one of the rotating shafts to block a gap between the rotating shaft and the mounting cover.
Optionally, a distance between a side surface of the sealing ring facing away from the mounting cover and the mounting cover gradually decreases in a direction away from the rotating shaft.
The utility model also provides a horizontal rotary isolating switch, which comprises at least one switching unit, wherein each switching unit comprises two immovable components arranged oppositely and a movable component positioned between the two immovable components, each immovable component comprises a static insulator and a static contact fixedly connected to one end of the static insulator, each movable component comprises a movable insulator and a movable contact fixedly connected to one end of the movable insulator, the horizontal rotary device of the isolating switch also comprises any one of the horizontal rotary devices of the isolating switch, and one end of the movable insulator, which is far away from the movable contact, is fixedly connected with a rotary shaft of the horizontal rotary device of the isolating switch.
Compared with the prior art, the technical scheme provided by the utility model at least has the following beneficial effects:
by adopting the horizontal rotating device of the isolating switch, the rack reciprocates under the driving of the driving unit, and the meshing connection of the rack and the gear drives the gear to rotate, so as to drive the rotating shaft fixedly connected with the gear to rotate, and finally drive the movable insulator and the movable contact fixedly connected with the rotating shaft to rotate clockwise or anticlockwise, so that the movable contact is connected with or disconnected from the static contact, namely, the circuit is connected with or disconnected from the static contact. Whole drive process with the help of the rack with the meshing of gear is connected, drives the axis of rotation with move the insulator and steadily rotate, improved pivoted stability, avoid appearing the jam condition.
Drawings
Fig. 1 is a schematic view illustrating a connection relationship between a horizontal rotation device of a disconnector and a movable insulator according to an embodiment of the present invention;
FIG. 2 is a partial cross-sectional view of the horizontal rotation device of the disconnector shown in FIG. 1;
FIG. 3 is an enlarged view of the seal ring shown in FIG. 2;
fig. 4 is a schematic view of a communication state between the moving contact and the stationary contact shown in fig. 1.
Reference numerals:
1: mounting a cover; 2: a rack; 3: a drive unit; 31: a drive member; 32: a screw rod; 33: a feed screw nut; 34: a mobile station; 4: a rotating shaft; 5: a gear; 6: a signal transmitter; 7: a controller; 8: positioning a rod; 9: a first photoelectric switch; 10: a second photoelectric switch; 11: a slide rail; 12: a slider; 13: a mounting frame; 14: a seal ring; 141: mounting holes; 142: mounting grooves; 143: a guide slope; 15: a static insulator; 16: static contact; 17: a moving insulator; 18: a moving contact; 19: and (7) fixing the plate.
Detailed Description
The embodiments of the present invention will be further described with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or assembly referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
Fig. 1 is a schematic view illustrating a connection relationship between a horizontal rotation device of a disconnector and a movable insulator according to an embodiment of the present invention; FIG. 2 is a partial cross-sectional view of the horizontal rotation device of the disconnector shown in FIG. 1; FIG. 3 is an enlarged view of the seal ring shown in FIG. 2; fig. 4 is a schematic view of a communication state between the moving contact and the stationary contact shown in fig. 1.
As shown in fig. 1 to 4, the horizontal rotation device of the disconnection switch includes a mounting cover 1, a rack 2, a driving unit 3, at least one rotation shaft 4, and at least one gear 5.
An accommodating cavity is formed in the mounting cover 1; the rack 2 is arranged in the accommodating cavity and movably connected with the inner wall of the mounting cover 1; the driving unit 3 is arranged in the accommodating cavity and is in driving connection with the rack 2; at least one rotating shaft 4 penetrates through the mounting cover 1 and is rotatably connected with the mounting cover 1; at least one gear 5 set up in hold the intracavity, one gear 5 cover is located one the outer wall of axis of rotation 4, with axis of rotation 4 fixed connection, and each gear 5 all with rack 4 meshes and is connected.
When the device is used, a movable insulator of a horizontal rotary type isolating switch is fixedly connected with the rotating shaft 4, the driving unit 3 is started, the driving unit 3 drives the rack 2 to move, the gear 5 meshed with the rack 2 is driven to rotate in the moving process of the rack 2, the gear 5 rotates to drive the rotating shaft 4 fixedly connected with the gear to rotate, the rotating shaft 4 rotates to drive the movable insulator 17 fixedly connected with the rotating shaft to rotate, when the movable insulator 17 rotates to a proper position, for example, the position where a movable contact is communicated with a fixed contact, the driving unit 3 is closed when a circuit is conducted, the rack 2 stops moving, the rotating shaft 4 stops rotating, and the movable insulator 17 stops rotating; when the moving contact and the static contact need to be switched from a connected state to a disconnected state, the driving unit 3 is started again, so that the driving unit 3 drives the rack 2 to move in the opposite direction, the rack 2 drives the gear 5 meshed with the rack to rotate in the opposite direction in the process of moving in the opposite direction, the gear 5 rotates to drive the rotating shaft 4 fixedly connected with the gear to rotate in the opposite direction, the rotating shaft 4 rotates to drive the moving insulator 17 fixedly connected with the rotating shaft to rotate in the opposite direction, when the moving insulator 17 rotates to a proper position, namely, the moving contact and the static contact keep a sufficient spacing distance, when a circuit is disconnected, the driving unit 3 is closed, the rack 2 stops moving, the rotating shaft 4 stops rotating, and the moving insulator 17 stops rotating.
By adopting the horizontal rotating device of the isolating switch, the rack 2 reciprocates under the driving of the driving unit 3, and the meshing connection of the rack 2 and the gear 5 drives the gear 5 to rotate, so as to drive the rotating shaft 4 fixedly connected with the gear 5 to rotate, and finally drive the movable insulator 17 and the movable contact fixedly connected with the rotating shaft 4 to rotate clockwise or anticlockwise, so that the movable contact is connected or disconnected with the static contact, namely, the circuit is connected or disconnected. The whole driving process is connected with the help of the meshing of the rack 2 and the gear 5, the rotating shaft 4 is driven to stably rotate the movable insulator 17, the rotating stability is improved, and the situation of jamming is avoided.
In this embodiment, installation cover 1 sets up to hollow cuboid, rack 2 is on a parallel with installation cover 1's length direction sets up, with installation cover 1's inside wall movable connection, drive unit 3 sets up in fig. 2 rack 2's below, drive 2 reciprocating motion of rack, axis of rotation 4 is provided with threely altogether, and is three 4 intervals of axis of rotation set up, run through respectively in fig. 1 the upper surface of installation cover 1, just the lower extreme of axis of rotation 4 respectively with installation cover 1's underrun bearing rotatable coupling, gear 5 is provided with threely, one 5 covers of gear are located one axis of rotation 4, and respectively with 2 meshing connections of rack. According to practical application conditions, the shape and size of the mounting cover 1, the setting length of the rack 2, the size of the gear 5 and the setting number of the rotating shafts 4 can be adjusted, and the driving unit 3 can be set in any form as long as the rack 2 can move in a reciprocating manner under the driving action, so that the rotating shafts 4 can rotate in a reciprocating manner, the movable insulator 17 fixedly connected with the rotating shafts 4 can be driven to rotate in a reciprocating manner, and the movable contact and the fixed contact can be connected or disconnected.
Optionally, the drive unit 3 comprises a drive 31, a screw 32 and a screw nut 33. The screw rod 32 is fixedly connected with an output shaft of the driving piece 31; the screw nut 33 is in threaded connection with the screw 32 and is fixedly connected with the rack 2. This arrangement simplifies the overall structure of the drive unit 3 and facilitates assembly.
In this embodiment, the driving member 31 is a motor, the lead screw 32 is fixedly connected to an output shaft of the motor, the lead screw 32 is parallel to the rack 2, the motor is started, the output shaft of the motor rotates to drive the lead screw 32 fixedly connected to the output shaft to rotate, so that the lead screw nut 33 in threaded connection with the lead screw 32 moves along the length direction of the lead screw 32, and further drives the rack 2 fixedly connected to the lead screw nut 33 to move, and the output shaft of the motor rotates in the opposite direction, so that the lead screw nut 33 moves in the opposite direction, and further drives the rack 2 to move in the opposite direction. According to practical application, the driving member can be configured as a driving structure other than a motor, and the length of the screw rod 32 can be adjusted according to the rotation requirement of the rotating shaft 4. The matching use of the screw 32 and the screw nut 33 is a mature prior art, and the specific working principle thereof is not described herein again.
Optionally, the horizontal rotation device of the isolating switch further comprises a signal transmitter 6 and a controller 7. The signal transmitter 6 is used for receiving an external signal; the input end of the controller 7 is connected with the output end of the signal transmitter 6 in a communication way, and the output end of the controller 7 is connected with the control end of the driving piece 31 in a communication way. The arrangement can receive external remote signals, so that the driving piece 31 can be controlled to start or stop remotely, and the use flexibility of workers is enhanced.
In this embodiment, the signal transmitter 6 and the controller 7 are both fixed on the inner side wall of the installation cover 1 in fig. 2, a worker can remotely send a signal to the signal transmitter 6, the signal transmitter 6 transmits the signal to the controller 7, the controller 7 controls the driving member 31 to act according to the signal, for example, the worker sends a forward rotation signal to the signal transmitter 6, the signal transmitter 6 transmits the forward rotation signal to the controller 7, and the controller 7 controls the driving member 31 to rotate forward, so as to drive the lead screw nut 33 and the rack 2 to move in the corresponding direction; the staff sends the reversal signal to signal transmitter 6, signal transmitter 6 will the reversal signal transfer to controller 7, controller 7 control driving piece 31 reverses, and then drive screw-nut 33 and rack 2 move to opposite direction. In addition, the operator can send a stop signal to the signal transmitter 6, so that the controller 7 controls the driving member 31 to stop rotating. The installation positions of the signal transmitter 6 and the controller 7 on the installation cover 1 can be adjusted according to practical application.
Optionally, the horizontal rotation device of the isolation switch further includes: a positioning rod 8, and a first photoelectric switch 9 and a second photoelectric switch 10 arranged at intervals. The positioning rod 8 is fixedly connected with the rack 2; the first photoelectric switch 9 and the second photoelectric switch 10 are both located on a moving path of the positioning rod 8 and are respectively fixedly connected with the inner wall of the installation cover 1, and an output end of the first photoelectric switch 9 and an output end of the second photoelectric switch 10 are respectively in communication connection with an input end of the controller 7. The positioning rod 8 moves to the positions of the first photoelectric switch 9 and the second photoelectric switch 10, and the movable insulator 17 is driven by the rotating shaft 4 to rotate to the position where the movable contact 18 is connected with or disconnected from the fixed contact 16, in this arrangement, when the rotating shaft 4 rotates to a proper position, the first photoelectric switch 9 and the second photoelectric switch 10 output stop signals to the controller 7, and then the driving piece 31 is controlled to stop working, so that the rotating shaft 4 stops at the proper position.
In this embodiment, the lower surface of the left end of the rack 2 of the positioning rod 8 in fig. 2 is fixedly connected to the rack 2 and moves along with the movement of the rack 2, the first photoelectric switch 9 and the second photoelectric switch 10 are respectively and fixedly connected to the bottom of the inner wall of the mounting cover 1, and are arranged at a certain distance and both located on the moving path of the positioning rod 8, the first photoelectric switch 9 is located on the right side in fig. 2, and the second photoelectric switch 10 is located on the left side. When the positioning rod 8 moves with the rack 2 from the position of the second photoelectric switch 10 to the position of the first photoelectric switch 9, as shown in fig. 4, at this time, the rotating shaft 4 drives the moving insulator 17 to rotate to a position where the moving contact 18 is communicated with the stationary contact 16, the first photoelectric switch 9 outputs a first stop signal to the controller 7, and the controller 7 receives the first stop signal to control the driving member 31 to stop working; when the positioning rod 8 moves from the position of the first photoelectric switch 9 to the position of the second photoelectric switch 10 along with the rack 2, the rotating shaft 4 drives the moving insulator 17 to rotate to a position where the moving contact 18 is disconnected from the static contact 16, the second photoelectric switch 10 outputs a second stop signal to the controller 7, and the controller 7 receives the second stop signal and controls the driving member 31 to stop working. According to practical application, the connection position of the positioning rod 8 and the rack 2 can be adjusted, and correspondingly, the connection positions of the first photoelectric switch 9 and the second photoelectric switch 10 and the mounting cover 1 are correspondingly adjusted. The matching use of the photoelectric switch and the positioning rod is a mature prior art, and the specific working principle is not repeated herein.
Optionally, a sliding rail 11 is fixed on the inner wall of the mounting cover 1, and the sliding rail 11 is parallel to the rack 2; the rack 2 is connected with a sliding block 12, and the sliding block 12 is connected with the sliding rail 11 in a sliding manner. In the arrangement, the sliding block 12 and the sliding rail 11 are matched to slide to guide the movement of the rack 2, so that the stability of the moving process of the rack 2 and the accuracy of the moving direction are ensured.
In this embodiment, the slide rail 11 is fixed on a side wall of an inner wall of the mounting cover 1 in fig. 2, and is disposed parallel to the rack 2, the slider 12 is fixed on a side surface of the rack 2 facing away from the gear 5, the slider 12 is disposed in a T-shaped block structure, the slide rail 11 is provided with a T-shaped sliding slot matched with a cross section of the slider 12, and the slider 12 can slide smoothly in the T-shaped sliding slot without falling off. According to practical application, the shapes and sizes of the slide rail 11 and the slide block 12 can be adjusted.
Optionally, the horizontal rotation device of the disconnecting switch further comprises at least one mounting bracket 13, and at least one mounting bracket 13 is fixedly connected with the outer wall of the mounting cover 1. The installation frame 13 is arranged, so that the installation cover 1 can be connected with other structural members conveniently.
In this embodiment, be provided with six altogether mounting bracket 13, in fig. 1 the left and right sides face of installation cover 1 separates respectively and sets up threely mounting bracket 13, each mounting bracket 13 comprises first mounting panel and the second mounting panel of perpendicular connection, each first mounting panel all with the outer wall fixed connection of installation cover 1, each the connecting hole has all been seted up on the second mounting panel, and the connecting piece of being convenient for passes, connects second mounting panel and other structures. In order to enhance the stability of the mounting frame 13, each mounting frame 13 further includes two reinforcing members, two reinforcing members are arranged on the cross section of each reinforcing member, and two right-angled sides are respectively fixedly connected with the first mounting plate and the second mounting plate. The specific shape and size, the number of the installation frames 13 and the specific connection position with the installation cover 1 can be adjusted according to the practical application.
Optionally, the driving unit further includes a moving table 34, a first end of the moving table 34 is fixedly connected to the lead screw nut 33, and a second end of the moving table 34 is fixedly connected to the rack 2. Due to the arrangement, the connecting area of the driving unit 3 and the rack 2 is enlarged, and the moving stability of the rack 2 is further enhanced.
In this embodiment, the movable stage 34 is configured as a rectangular parallelepiped block, and is fixedly connected to a portion of the surface of the lead screw nut 33 facing away from the driving member 31 and close to the gear 5 in fig. 2, and the upper surface of the movable stage 34 is fixedly connected to the lower surface of the rack 2. According to practical application, the shape and size of the mobile station 34 and the specific connection position with the lead screw nut 33 can be adjusted.
Optionally, the horizontal rotation device of the disconnecting switch further includes at least one sealing ring 14, and at least one sealing ring 14 is sleeved on an outer wall of one of the rotating shafts 4 to close a gap between the rotating shaft 4 and the mounting cover 1. The sealing ring 14 is arranged to prevent impurities in the outside air from entering the mounting cover 1 through the gap between the rotating shaft 4 and the mounting cover 1, and prevent rain and snow from entering.
In this embodiment, three sealing rings 14 are provided, and each sealing ring 14 is sleeved on the outer wall of one rotating shaft 4 to close the gap between the rotating shaft 4 and the upper surface of the mounting cover 1 in fig. 1. The sealing ring 14 is an elastic body, as shown in fig. 3, a mounting hole 141 is penetrated through the center of the sealing ring 14, the rotating shaft 4 is penetrated through the mounting hole 141, a mounting groove 142 is arranged on the circumferential direction of the outer wall of the sealing ring 14, the mounting groove 142 is arranged on the rotating shaft 4, which penetrates through the mounting cover 1, and is clamped with the mounting cover 1, and the rotating shaft 4 is rotatably connected with the sealing ring 14. According to practical application, the specific shape and size and the number of the sealing rings 14 can be adjusted.
Optionally, the distance between the surface of the sealing ring 14 facing away from the mounting cover 1 and the mounting cover 1 decreases gradually in a direction away from the rotating shaft 4. With the arrangement, a guide inclined plane 143 is formed on a side surface of the sealing ring 14 facing away from the mounting cover 1, so that rainwater and the like are guided to slide along the guide inclined plane 143 in a direction away from the rotating shaft 4, and the rainwater is prevented from entering the mounting cover 1 through a gap between the rotating shaft 4 and the mounting cover 1.
In this embodiment, a side surface of the sealing ring 14 facing away from the mounting cover 1, that is, an upper surface of the mounting cover 1 exposed in fig. 2, is inclined toward the mounting cover 1 in a direction away from the rotating shaft 4, and the upper surface of the sealing ring 14 forms the guiding inclined surface 143 to guide rainwater to slide down in a direction away from the rotating shaft 4. The inclination angle of the guiding inclined plane 143 can be adjusted according to the practical application.
The use of the horizontal rotation device of the isolating switch is further described as follows:
when the horizontal rotary isolating switch is used, a movable insulator 17 of the horizontal rotary isolating switch is fixedly connected with the rotating shaft 4, when a circuit is required to be conducted, and the movable contact 18 and the static contact 16 are communicated, a worker sends a forward rotation signal to the signal transmitter 6, the signal transmitter 6 transmits the forward rotation signal to the controller 7, the controller 7 controls the driving piece 31 to rotate forward, the lead screw 32 fixedly connected with an output shaft of the driving piece 31 is driven to rotate forward, the lead screw 32 rotates forward to drive the lead screw nut 33 in threaded connection with the lead screw to move along the lead screw 32, and further drives the rack 2 fixedly connected with the lead screw nut 33 to move, the rack 2 moves to drive the gear 5 in meshed connection with the rack 2 to rotate, the gear 5 rotates to drive the rotating shaft 4 fixedly connected with the gear to rotate, and the rotating shaft 4 rotates to drive the movable insulator 17 fixedly connected with the rotating shaft to rotate, and further, the movable contact 18 fixedly connected with the movable insulator 17 is driven to rotate, when the rack 2 drives the positioning rod 8 to move to the position of the first photoelectric switch 9, it indicates that the movable contact 18 and the fixed contact 16 reach a connected state at this time, the first photoelectric switch 9 outputs a first stop signal to the controller 7, and the driving member 31 is controlled to stop working, so that the rack 2 stops moving, the rotating shaft 4 stops rotating, and the movable insulator 17 stops rotating.
When the circuit is required to be disconnected, and the moving contact 18 and the static contact 16 reach a disconnected state, a worker sends a reverse signal to the signal transmitter 6, the signal transmitter 6 transmits the reverse signal to the controller 7, the controller 7 controls the driving part 31 to reverse, so as to drive the screw rod 32 fixedly connected with the output shaft of the driving part 31 to reverse, the screw rod 32 reverses to drive the screw rod nut 33 in threaded connection with the screw rod to move along the screw rod 32 in the opposite direction, so as to drive the rack 2 fixedly connected with the screw rod nut 33 to move in the opposite direction, the rack 2 moves to drive the gear 5 in meshed connection with the rack to rotate in the opposite direction, the gear 5 rotates to drive the rotating shaft 4 fixedly connected with the gear to rotate in the opposite direction, and the rotating shaft 4 rotates to drive the moving insulator 17 fixedly connected with the rotating shaft to rotate in the opposite direction, and further, the movable contact 18 fixedly connected with the movable insulator 17 is driven to rotate in the opposite direction, when the rack 2 drives the positioning rod 8 to move to the position of the second photoelectric switch 10, it indicates that the movable contact 18 and the fixed contact 16 are in a disconnected state at this time, the second photoelectric switch 10 outputs a second stop signal to the controller 7, and the driving member 31 is controlled to stop working, so that the rack 2 stops moving, the rotating shaft 4 stops rotating, and the movable insulator 17 stops rotating.
By adopting the horizontal rotating device of the isolating switch, the rack 2 reciprocates under the driving of the driving unit 3, and the meshing connection of the rack 2 and the gear 5 drives the gear 5 to rotate, so as to drive the rotating shaft 4 fixedly connected with the gear 5 to rotate, and finally drive the movable insulator 17 and the movable contact fixedly connected with the rotating shaft 4 to rotate clockwise or anticlockwise, so that the movable contact is connected or disconnected with the static contact, namely, the circuit is connected or disconnected. The whole driving process is connected with the help of the meshing of the rack 2 and the gear 5, the rotating shaft 4 is driven to stably rotate the movable insulator 17, the rotating stability is improved, and the situation of jamming is avoided.
The utility model also provides a horizontal rotary isolating switch, which comprises at least one switching unit, wherein each switching unit comprises two immovable components which are oppositely arranged and a movable component which is positioned between the two immovable components, each immovable component comprises a static insulator 15 and a static contact 16 which is fixedly connected with one end of the static insulator 15, each movable component comprises a movable insulator 17 and a movable contact 18 which is fixedly connected with one end of the movable insulator 17, the horizontal rotary device of the isolating switch further comprises the horizontal rotary device of the isolating switch in any embodiment, and one end of the movable insulator 17, which is far away from the movable contact 18, is fixedly connected with a rotary shaft 4 of the horizontal rotary device of the isolating switch.
In this embodiment, as shown in fig. 4, three switching units are provided to synchronously switch three circuits, each of the movable insulators 17 is fixedly connected to one of the rotating shafts 4, three fixed plates 19 are fixedly connected to two opposite sides of the mounting cover 1 at intervals, and one of the fixed insulators 15 in each of the switching units is fixedly connected to one of the fixed plates 19.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A horizontal rotation apparatus of a disconnector, comprising:
the mounting cover is internally provided with an accommodating cavity;
the rack is arranged in the accommodating cavity and movably connected with the inner wall of the mounting cover;
the driving unit is arranged in the accommodating cavity and is in driving connection with the rack;
at least one rotating shaft penetrates through the mounting cover and is rotatably connected with the mounting cover;
at least one gear, at least one the gear set up in hold the intracavity, one the gear cover is located one the outer wall of axis of rotation, with axis of rotation fixed connection, and each the gear all with the rack toothing is connected.
2. The horizontal rotation device of a disconnection switch according to claim 1, wherein the driving unit comprises:
a drive member;
the screw rod is fixedly connected with an output shaft of the driving piece;
and the screw rod nut is in threaded connection with the screw rod and is fixedly connected with the rack.
3. The horizontal rotation device of a disconnection switch according to claim 2, further comprising:
a signal transmitter for receiving an external signal;
the input end of the controller is in communication connection with the output end of the signal transmitter, and the output end of the controller is in communication connection with the control end of the driving piece.
4. The horizontal rotation device of a disconnection switch according to claim 3, further comprising:
the positioning rod is fixedly connected with the rack;
first photoelectric switch and the second photoelectric switch that the interval set up, first photoelectric switch with the second photoelectric switch all is located on the removal route of locating lever, and respectively with the inner wall fixed connection of installation cover, first photoelectric switch's output with the output of second photoelectric switch respectively with the input communication connection of controller.
5. The horizontal rotation device of a disconnection switch according to any one of claims 1 to 4, wherein:
a sliding rail is fixed on the inner wall of the mounting cover and is arranged in parallel with the rack;
the rack is connected with a sliding block, and the sliding block is connected with the sliding rail in a sliding manner.
6. The horizontal rotation device of a disconnection switch according to any one of claims 1 to 4, further comprising:
at least one mounting bracket, at least one the mounting bracket with the outer wall fixed connection of installation cover.
7. The horizontal rotation device of a disconnection switch according to any one of claims 2 to 4, wherein the driving unit further comprises:
and the first end of the mobile station is fixedly connected with the screw rod nut, and the second end of the mobile station is fixedly connected with the rack.
8. The horizontal rotation device of a disconnection switch according to any one of claims 1 to 4, further comprising:
at least one sealing ring, at least one the sealing ring cover is located one the outer wall of axis of rotation, the shutoff the axis of rotation with the clearance between the installation cover.
9. The horizontal rotation device of a disconnector according to claim 8, wherein:
the distance between the surface of one side of the sealing ring, which is back to the mounting cover, and the mounting cover is gradually reduced in the direction away from the rotating shaft.
10. A horizontal rotation type isolating switch comprises at least one switching unit, each switching unit comprises two immovable components which are arranged oppositely and a movable component which is positioned between the two immovable components, each immovable component comprises a static insulator and a static contact which is fixedly connected with one end of the static insulator, the movable component comprises a movable insulator and a movable contact which is fixedly connected with one end of the movable insulator, the horizontal rotation device of the isolating switch is characterized by further comprising the horizontal rotation device of the isolating switch as claimed in any one of claims 1 to 9, and one end, far away from the movable contact, of the movable insulator is fixedly connected with a rotation shaft of the horizontal rotation device of the isolating switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122591377.7U CN216389164U (en) | 2021-10-27 | 2021-10-27 | Horizontal rotating device of isolating switch and horizontal rotating type isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122591377.7U CN216389164U (en) | 2021-10-27 | 2021-10-27 | Horizontal rotating device of isolating switch and horizontal rotating type isolating switch |
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| CN216389164U true CN216389164U (en) | 2022-04-26 |
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| CN202122591377.7U Active CN216389164U (en) | 2021-10-27 | 2021-10-27 | Horizontal rotating device of isolating switch and horizontal rotating type isolating switch |
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