CN213781918U - High-current isolating switch on-off device - Google Patents
High-current isolating switch on-off device Download PDFInfo
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- CN213781918U CN213781918U CN202022532956.XU CN202022532956U CN213781918U CN 213781918 U CN213781918 U CN 213781918U CN 202022532956 U CN202022532956 U CN 202022532956U CN 213781918 U CN213781918 U CN 213781918U
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- cutter head
- lead screw
- switch
- rod
- sliding block
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Abstract
The utility model belongs to the technical field of power equipment, and relates to a heavy current isolating switch deciliter device, which comprises a switch cabinet panel, a mounting plate and an isolating plate, wherein a static cutter head and a moving cutter head are arranged on the mounting plate through insulators; a lead screw is erected between a switch cabinet panel and an isolation plate, a sliding block is sleeved on the lead screw, the sliding block drives a long rod to swing when moving along the axial direction of the lead screw along with the rotation of the lead screw, and the long rod drives a movable cutter head and a static cutter head to switch on or switch off; the problem of labor-consuming opening and closing operation of a high-current isolating switch is solved by prolonging the length of an acting force arm of the movable cutter head opening and closing.
Description
Technical Field
The utility model belongs to the technical field of power equipment, a heavy current isolator deciliter device is related to.
Background
With the high-speed development of economy in China, the low-voltage electricity consumption of industrial and mining enterprises is continuously increased, the demand of a current isolating switch for power supply and distribution network household entry is greatly increased, and the requirement for the current transmission of the current isolating switch is also increasingly improved. At present, a large-current isolating switch mostly adopts a point static cutter head to control the on-off of current in a mode of clamping a movable cutter head through a contact finger, however, because the current of the large-current isolating switch is large, a contact surface must be tightly attached to ensure a good current conduction effect, the contact area between the movable cutter head and the static cutter head is large, the clamping force of the contact finger is large, and the important problems that the operation of the large-current isolating switch is laborious, the opening and closing of the switch cannot be in place and the like are further caused.
The existing high-current isolating switch on-off device is basically in three operation modes of a manual operation mode, an electric operation mode and a labor-consuming shaking operation mode, the manual operation mode is an artificial operation handle, and the isolating switch is switched on and off through a connecting rod, so that the isolating switch is easy to be switched on and labor-consuming to operate; the electric operation can realize labor-saving operation through the motor, namely the condition that the isolating switch is switched on and off to reach the position is met, but the reliability of the electric operation is not better than that of the mechanical operation, and an electric circuit is easy to operate faults such as short circuit, open circuit and the like; the strenuous rocking type can satisfy the condition that isolator divide-shut brake put in place but the operation is strenuous and the concrete state of unable visual display divide-shut brake. Therefore, a heavy-current isolating switch on-off device which is more labor-saving and more visual in displaying the switch on-off state is urgently needed.
Disclosure of Invention
The utility model adopts the technical proposal that: a high-current isolating switch on-off device comprises a switch cabinet panel 1, a mounting plate 2 and an isolating plate 3, wherein a static cutter head 5 and a moving cutter head 6 are mounted on the mounting plate 2 through insulators 4; a lead screw 7 is erected between a switch cabinet panel 1 and an isolation plate 3, an inner tile of a bearing 8 is sleeved on the lead screw 7, an outer tile of the bearing 8 is fixedly connected with the switch cabinet panel 1 and the isolation plate 3, the lead screw 7 is positioned between a mounting plate 2 and the isolation plate 3, a sliding block 9 is sleeved on the lead screw 7, the sliding block 9 moves axially along the lead screw 7 along with the rotation of the lead screw 7, the outer side of the sliding block 9 is connected with one end of a long rod 10 through a pin shaft, the other end of the long rod 10 is connected with the isolation plate 3 through a pin shaft, a pin hole 11 is formed in the long rod 10, a linkage rod 12 is connected in the pin hole 11 through a pin shaft, and the other end of the linkage rod 12 is connected with a movable cutter head 6 through a pin shaft; the slide block 9 moves along the axial direction along with the rotation of the screw rod 7 to drive the long rod 10 to swing so as to drive the movable cutter head 6 and the static cutter head to switch on or switch off; the long rod 10 and the linkage rod 12 are made of insulating materials.
Preferably, a rotating handle connecting groove 13 is formed in the end face, extending out of the switch cabinet panel 1, of the screw rod 7.
Preferably, the screw 7 is sleeved with a straight gear 14 close to the inner side of the switch cabinet panel 1, the straight gear 14 is meshed with a rack 15 which moves vertically, an opening and closing signboard 16 is arranged on the rack 15, an opening and closing display window 17 is arranged on the switch cabinet panel 1, and the rack 15, the opening and closing signboard 16 and the opening and closing display window 17 are located in the same vertical plane parallel to the screw 7.
Preferably, the opening and closing signboard 16 is connected with the rack 15 through a clamping band.
Preferably, the linkage rod 12 is a multi-tooth fork-shaped rod, and the linkage rod 12 drives the multiple paths of static cutter heads 5 and the multiple paths of moving cutter heads 6 to synchronously switch on and switch off simultaneously.
The utility model has the advantages that:
1. the utility model discloses a set up the lead screw on the cubical switchboard panel, rotate through the lead screw and drive above the slider reciprocating motion and then drive the stock swing, the stock with move the tool bit and pass through gangbar pin hub connection, therefore prolonged the moment of action when moving the tool bit divide-shut brake for during manual combined floodgate separating brake more laborsaving, steady, consequently, the utility model discloses it is more laborsaving than big current isolator switch-on in the past.
2. The utility model discloses a set up the straight-teeth gear on the lead screw, the straight-teeth gear meshing has the rack, is equipped with the signboard that opens and shuts on the rack, when the stock drives the tool bit and accomplishes the switching-on and switching-off, the signboard that opens and shuts can be in the display window department that opens and shuts and show the current state that opens and shuts, makes things convenient for operating personnel to operate, consequently, the utility model discloses it is more convenient to make the maintenance operation get up.
Drawings
Fig. 1 is a front view of a high-current isolating switch on-off device in a closing state;
FIG. 2 is an enlarged partial view of FIG. 1;
FIG. 3 is a partial side view of FIG. 1;
FIG. 4 is a front view of the door in an open state;
FIG. 5 is a schematic view of a linkage rod being a multi-tine fork type rod.
In the figure: 1. a switch cabinet panel; 2. mounting a plate; 3. a separator plate; 4. an insulator; 5. a static cutter head; 6. a movable cutter head; 7. a lead screw; 8. a bearing; 9. a slider; 10. a long rod; 11. a pin hole; 12. a linkage rod; 13. a groove; 14. a spur gear; 15. a rack; 16. opening and closing the signboard; 17. and opening and closing the display window.
Detailed Description
The related art in the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is to be understood that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, a high-current isolating switch on-off device comprises a switch cabinet panel 1, a mounting plate 2 and an isolating plate 3, wherein a static cutter head 5 and a moving cutter head 6 are mounted on the mounting plate 2 through an insulator 4; a lead screw 7 is erected between a switch cabinet panel 1 and an isolation plate 3, an inner tile of a bearing 8 is sleeved on the lead screw 7, an outer tile of the bearing 8 is fixedly connected with the switch cabinet panel 1 and the isolation plate 3, the lead screw 7 is positioned between a mounting plate 2 and the isolation plate 3, a sliding block 9 is sleeved on the lead screw 7, the sliding block 9 moves axially along the lead screw 7 along with the rotation of the lead screw 7, the outer side of the sliding block 9 is connected with one end of a long rod 10 through a pin shaft, the other end of the long rod 10 is connected with the isolation plate 3 through a pin shaft, a pin hole 11 is formed in the long rod 10, a linkage rod 12; the slide block 9 moves along the axial direction along with the rotation of the screw rod 7 to drive the long rod 10 to swing so as to drive the movable cutter head 6 and the static cutter head to switch on or switch off; the long rod 10 and the linkage rod 12 are made of insulating materials.
Furthermore, a rotating handle connecting groove 13 is formed in the end face, extending out of the switch cabinet panel 1, of the screw 7, the groove 13 is connected with a rotating handle, and the rotating handle can drive the screw to rotate so as to drive the moving cutter head to be clamped and switched on.
Further, the lead screw 7 is close to the inboard cover of cubical switchboard panel 1 and is equipped with straight-teeth gear 14, straight-teeth gear 14 meshes the rack 15 that has vertical motion, be equipped with the signboard 16 that opens and shuts on the rack 15, be equipped with the display window 17 that opens and shuts on the cubical switchboard panel 1, the rack 15, the signboard 16 that opens and shuts, the display window 17 that opens and shuts is located the same vertical plane parallel with lead screw 7, when lead screw 7 rotates, straight-teeth gear 14 synchronous rotation, drive rack 15 up-and-down motion, when moving the cutter head 6 complete switching-on, rack 15 drives the signboard 16 that opens and shuts and goes up and down, the display window 17 department that opens and shuts shows the height of the sign 16 that opens and shuts, when moving cutter head 6 complete switching-off, rack 15 drives the signboard 16 that opens and shuts and goes up and down, the display window 17 department that opens and shuts shows the height of the sign 16 that opens and shuts.
Further, the opening and closing signboard 16 is connected with the rack 15 through a clamp, the position of the specific opening and closing signboard 16 is adjusted during initial assembly according to specific field conditions, the height and the angle of the opening and closing display window 17 are adjusted, and the clamp is fastened.
Furthermore, the linkage rod 12 is a multi-tooth fork-shaped rod, the linkage rod 12 drives the multiple paths of static cutter heads 5 and the multiple paths of moving cutter heads 6 to synchronously switch on and switch off at the same time, and a lead screw can drive the multiple paths of static cutter heads and the multiple paths of moving cutter heads to switch on and off at the same time.
Examples
The first embodiment is as follows: when the utility model is installed, after the screw rod is installed on the panel and the isolation board of the switch cabinet, the two ends of the long rod are respectively connected to the slide block and the isolation board on the screw rod by the pin shaft, and then the long rod and the moving cutter head are connected by the linkage rod, so that the moving cutter head can swing simultaneously when the long rod swings to achieve the purpose of opening and closing; and then, determining the position of the opening and closing signboard on the rack according to the opening and closing position of the movable cutter head, ensuring that the closing signboard is positioned at the height and the angle of the opening and closing display window when the movable cutter head is closed, and the opening and closing signboard is positioned at the height and the angle of the opening and closing display window when the movable cutter head is opened, and then fastening a connecting clamp between the opening and closing signboard and the rack to finish initial installation. When the utility model is used, an operator uses the rotating handle to connect with the lead screw through the groove on the panel of the switch cabinet, and rotates the rotating handle to drive the lead screw to drive the slide block to slide along the axial direction of the lead screw; when the switching-on operation is carried out, the sliding block moves towards the direction of the mounting plate, and the moving tool bit also moves towards the direction of the mounting plate under the driving of the linkage rod to realize switching-on, so that an operator sees the appearance of a 'switching-on' font on the switching-on signboard through the switching-on and switching-off display window, and the switching-on is finished; when the switching-off operation is required, an operator firstly determines the current switching-off and switching-on state according to the current switching-off and switching-on state displayed by the switching-on and switching-off display window, then the handle is rotated to drive the screw rod, the sliding block moves in the opposite direction of the mounting plate, and the moving tool bit also moves in the opposite direction of the mounting plate under the driving of the linkage rod to realize the switching-off, so that the operator sees the appearance of a 'switching-off' font on the switching-on signboard through the switching-on and switching-off display; because the length of the long rod is greater than that of the movable cutter head, the length of the force arm is increased, and the opening and closing are easier, more labor-saving and more stable.
Example two: the difference between the embodiment and the embodiment is that the linkage rod is a multi-tooth fork-shaped rod, the fork tip of the fork-shaped rod is connected with the multi-path moving cutter head, and then the fork tail of the linkage rod is connected to the pin hole of the long rod, so that when the lead screw is driven by the rotary rotating handle, the long rod simultaneously drives the multi-path moving cutter head to synchronously switch on and off through the linkage rod, and the operation during the multi-path switching on and off can be easily, labor-saving and stable.
To sum up, the utility model provides a heavy current isolator divide-shut device drives through the stock and moves the tool bit and realize the divide-shut brake, has increased the acting force arm length of divide-shut brake, has solved the hard problem of isolator divide-shut brake operation in the past, has satisfied the demand of the light operation of heavy current switch divide-shut device laborsaving, consequently the utility model discloses possess extensive application prospect.
It is to be emphasized that: the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form, and any simple modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (3)
1. A high-current isolating switch on-off device is characterized by comprising a switch cabinet panel (1), a mounting plate (2) and an isolating plate (3), wherein a static cutter head (5) and a moving cutter head (6) are mounted on the mounting plate (2) through an insulator (4); a lead screw (7) is erected between the switch cabinet panel (1) and the isolation plate (3), an inner tile of a bearing (8) is sleeved on the lead screw (7), an outer tile of the bearing (8) is fastened and connected with the switch cabinet panel (1) and the isolation plate (3), a sliding block (9) is sleeved between the mounting plate (2) and the isolation plate (3) of the lead screw (7), the sliding block (9) moves axially along the lead screw (7) along with the rotation of the lead screw (7), a pin shaft at the outer side of the sliding block (9) is connected with one end of a long rod (10), a pin shaft at the other end of the long rod (10) is connected with the isolation plate (3), a pin hole (11) is formed in the long rod (10), a linkage rod (12) is connected with the pin shaft in the pin hole (11), and a pin shaft at the other end of the linkage rod (12) is connected with the movable cutter head (6); the sliding block (9) moves along the axial direction along with the rotation of the screw rod (7) to drive the long rod (10) to swing so as to drive the movable cutter head (6) to close or open the switch with the static cutter head; the long rod (10) and the linkage rod (12) are made of insulating materials;
and a rotary handle connecting groove (13) is formed in the end face of the screw rod (7) extending out of the switch cabinet panel (1).
Lead screw (7) are close to cubical switchboard panel (1) inboard cover and are equipped with straight-teeth gear (14), straight-teeth gear (14) meshing has rack (15) of vertical motion, be equipped with signboard (16) that opens and shuts on rack (15), be equipped with display window (17) that opens and shuts on cubical switchboard panel (1), rack (15), signboard (16) that opens and shuts, display window (17) that open and shut lie in the same vertical plane parallel with lead screw (7).
2. A high-current isolating switch deciliter device according to claim 1, wherein the opening and closing signboard (16) is connected with the rack (15) through a clamping band.
3. A high-current isolating switch on-off device according to claim 1, wherein the linkage rod (12) is a multi-tooth fork-shaped rod, and the linkage rod (12) drives the multi-path static cutter head (5) and the multi-path movable cutter head (6) to synchronously switch on and off simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022532956.XU CN213781918U (en) | 2020-11-05 | 2020-11-05 | High-current isolating switch on-off device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022532956.XU CN213781918U (en) | 2020-11-05 | 2020-11-05 | High-current isolating switch on-off device |
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| Publication Number | Publication Date |
|---|---|
| CN213781918U true CN213781918U (en) | 2021-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022532956.XU Active CN213781918U (en) | 2020-11-05 | 2020-11-05 | High-current isolating switch on-off device |
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| CN (1) | CN213781918U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114695009A (en) * | 2022-04-22 | 2022-07-01 | 镇江市丹高电器有限公司 | Small-size electric putter formula isolator |
-
2020
- 2020-11-05 CN CN202022532956.XU patent/CN213781918U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114695009A (en) * | 2022-04-22 | 2022-07-01 | 镇江市丹高电器有限公司 | Small-size electric putter formula isolator |
| CN114695009B (en) * | 2022-04-22 | 2023-06-16 | 镇江市丹高电器有限公司 | Small-size electronic push rod formula isolator |
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