CN217281838U - Universal circuit breaker drawer seat three-position conversion device - Google Patents
Universal circuit breaker drawer seat three-position conversion device Download PDFInfo
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- CN217281838U CN217281838U CN202123331204.8U CN202123331204U CN217281838U CN 217281838 U CN217281838 U CN 217281838U CN 202123331204 U CN202123331204 U CN 202123331204U CN 217281838 U CN217281838 U CN 217281838U
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- sliding plate
- circuit breaker
- rotating shaft
- slide
- sliding block
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Abstract
The utility model discloses a three-position conversion device for a drawer seat of an universal circuit breaker, which comprises a sliding plate, a sliding block, a mounting bracket, a microswitch, a lead screw and a rotating shaft, wherein the end part of the lead screw is provided with a rocking handle socket, the upper end of the sliding plate is fixedly connected with a screw nut, and the screw nut is in threaded connection with the lead screw; slide board body both sides be provided with the gear hole, the fixed slider that is provided with in slide one side, the pivot sets up in the slide top, the pivot is perpendicular with the lead screw, the pivot middle part is provided with two bevel gear I and the gear hole swing joint on the slide, when the slide along with screw displacement around, then the gear hole on the slide is connected with I contact of bevel gear, the slide displacement drives bevel gear I along the certain angle of pivot upset, and then drives the pivot rotation, the utility model has the advantages of reasonable design, through this three position signal conversion device, can improve the reliability and the suitability of contact conversion effectively to improve circuit breaker security, reliability, life is longer.
Description
Technical Field
The utility model relates to a frame circuit breaker equipment field specifically is a three position conversion contact structures of universal circuit breaker drawer seat.
Background
The intelligent universal circuit breaker is used as a power-level protective electrical appliance, has the functions of overload, short circuit, phase loss, overvoltage, undervoltage, grounding protection and the like, can protect a circuit and electrical equipment from being damaged, and can also be used for grounding faults possibly existing in the circuit, so that the intelligent universal circuit breaker is trusted and used by vast power consumers.
The drawer type universal circuit breaker can have three state positions, namely a separation position, a test position and a connection position, and the three-position indication is used for indicating the real-time state of the body of the drawer type universal circuit breaker, so that the safety and the reliability of operation inspection are improved. The conventional three-position signal device cannot be adapted due to small volume and small installation space of the universal circuit breaker with the small shell frame, and the terminal with the three-position signal function cannot provide three groups of conversion contacts and is not stable enough.
Disclosure of Invention
The utility model aims at providing an omnipotent circuit breaker drawer seat three-position conversion equipment, structural design is reasonable, can improve the reliability and the suitability of contact conversion effectively to improve circuit breaker security, reliability.
In order to achieve the purpose of the invention, the technical scheme adopted by the utility model is as follows:
a universal circuit breaker drawer base three-position conversion device comprises a sliding plate, a sliding block, a mounting bracket, a microswitch and a lead screw,
the end part of the screw rod is provided with a rocking handle socket, the screw rod is connected with the base through a bearing seat and can rotate, the upper end of the sliding plate is fixedly connected with a nut, the nut is in threaded connection with the screw rod, and when the end part of the rocking handle is inserted into the end part of the screw rod, the screw rod is rotated to drive the nut and the sliding plate to move back and forth;
the device also comprises a rotating shaft, wherein gear holes are formed in two sides of a sliding plate body, a sliding block is fixedly arranged on one side of the sliding plate, the rotating shaft is arranged above the sliding plate, is connected with the base through a bearing block and can rotate, the rotating shaft is vertical to the screw rod, two bevel gears I are arranged in the middle of the rotating shaft and are movably connected with the gear holes in the sliding plate, when the sliding plate moves back and forth along with the screw, the gear holes in the sliding plate are in contact connection with the bevel gears I, and the sliding plate moves to drive the bevel gears I to turn for a certain angle along the rotating shaft so as to drive the rotating shaft to rotate;
the three micro switches are fixed on the base through the mounting bracket, are arranged on a displacement path of the sliding plate sliding block, and are in movable contact with the sliding block through buttons and represent three state positions of the circuit breaker on the drawer seat.
Furthermore, the slider is arrow-shaped, and includes the plane of pointed end, and the inclined plane of both sides, and when the slide marchd, the inclined plane of the one end of arrow head contacts with micro-gap switch's button earlier, along with the marching of slider, pointed end plane and button contact, and the slider continues to march, then button and opposite side inclined plane contact, then slider and micro-gap switch separation.
The sliding block is fixedly connected with the base, the sliding block is arranged above the screw rod, the sliding block is arranged on the sliding plate, and the sliding block is arranged on the sliding plate; the rotating shaft, the screw rod, the mounting bracket and the cover plate are all connected with an inner bottom plate of the drawer base, and the whole device is arranged below the circuit breaker body.
The utility model discloses a circuit breaker, including pivot, bevel gear II, the transmission of circuit breaker body both sides is connected with the circuit breaker both sides, the transmission of shaft both ends be provided with bevel gear II, bevel gear II be used for being connected with the transmission of circuit breaker body both sides, specifically be connected with the promotion sector gear meshing of circuit breaker both sides, after the rocking handle inserts the lead screw, rotate the lead screw, and then it is rotatory to drive the pivot to the transmission drives circuit breaker both sides and promotes sector gear rotatory, and then drives the circuit breaker displacement around in the drawer seat.
The slider is installed on the slide, and micro-gap switch is installed on the installing support, shakes into through the rotation of rocking handle and shakes out, and the removal of slide drives the slider and removes, and the micro-gap switch is stirred to the slider and is accomplished contact conversion, and the signal spreads.
The sliding block is arranged on the sliding plate and is made of Polytetrafluoroethylene (PTFE) materials, so that the sliding plate has good chemical stability, corrosion resistance, electrical insulation, ageing resistance and long service life.
The utility model has the advantages that:
the utility model has the advantages of reasonable design, through this three position signal conversion equipment, can improve the reliability and the suitability of contact conversion effectively to improve circuit breaker security, reliability, life is longer.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
The device comprises a sliding plate 1, a sliding block 2, a mounting bracket 3, a microswitch 4, a lead screw 5, a rocking handle socket 6, a rotating shaft 7, a gear hole 8, a bevel gear I9, a bevel gear II 10 and a cover plate 11.
Detailed Description
As shown in figure 1, the universal circuit breaker drawer base three-position conversion device comprises a cover plate 1, a slide block 2, a mounting bracket 3, a microswitch 4 and a screw rod 5,
a rocking handle socket 6 is arranged at the end part of the screw rod 5, the screw rod 5 is connected with the base through a bearing seat and can rotate, a nut is fixedly connected at the upper end of the cover plate 1 and is in threaded connection with the screw rod 5, and when the end part of the rocking handle is inserted into the end part of the screw rod 5, the screw rod 5 is rotated to drive the nut and the cover plate 1 to move back and forth;
the device also comprises a rotating shaft 7, gear holes 8 are arranged on two sides of the plate body of the cover plate 1, a sliding block 2 is fixedly arranged on one side of the cover plate 1, the rotating shaft 7 is arranged above the cover plate 1 and is connected with the base through a bearing seat and can rotate, the rotating shaft 7 is vertical to the screw 5, two bevel gears I9 are arranged in the middle of the rotating shaft 7 and are movably connected with the gear holes 8 on the cover plate 1, when the cover plate 1 moves back and forth along with a screw, the gear holes 8 on the cover plate 1 are in contact connection with the bevel gears I9, the bevel gears I9 are driven to turn over for a certain angle along the rotating shaft 7, and then the rotating shaft 7 is driven to rotate;
the three micro switches 4 are fixed on the base through the mounting bracket 3, the three micro switches 4 are arranged on a displacement path of the cover plate sliding block 2, buttons of the micro switches 4 are movably contacted with the sliding block 2, and the three micro switches 4 represent three state positions of the circuit breaker on the drawer seat.
Furthermore, the slider 2 is arrow-shaped, and includes a plane of a tip and inclined planes on two sides, when the cover plate 1 advances, the inclined plane at one end of the arrow first contacts with the button of the microswitch 4, along with the advance of the slider 2, the plane of the tip contacts with the button, the slider 2 continues to advance, the button contacts with the inclined plane on the other side, and then the slider 2 is separated from the microswitch 4.
Furthermore, the device also comprises a cover plate 11, wherein the cover plate 11 is fixedly connected with the base and arranged above the cover plate 1 and the screw rod 5, a window is arranged on one side of the cover plate 11, and the sliding block 2 on the cover plate 1 moves in the window; the rotating shaft 7, the screw 5, the mounting bracket 3 and the cover plate 11 are all connected with an inner bottom plate of the drawer base, and the whole device is arranged at the lower position of the breaker body.
7 both ends of pivot be provided with bevel gear II 10, bevel gear II 10 be used for being connected with the transmission of circuit breaker body both sides, specifically be connected with the promotion sector gear meshing of circuit breaker both sides, after the rocking handle inserts lead screw 5, rotate lead screw 5, and then drive pivot 7 rotatoryly to the transmission drives circuit breaker both sides and promotes sector gear rotatoryly, and then drives the circuit breaker displacement around in the drawer seat.
The sliding block 2 is arranged on the cover plate 1 and is made of Polytetrafluoroethylene (PTFE) materials, so that the sliding block has good chemical stability, corrosion resistance, electrical insulation, ageing resistance and durability, and the service life is prolonged; the mounting bracket can accurately control the mounting position of the microswitch, and the conversion stability is improved.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the principles of the present invention, several improvements can be made, and these improvements should also be regarded as the protection scope of the present invention without creative work.
Claims (6)
1. The utility model provides a three position conversion equipment of universal circuit breaker drawer seat which characterized in that: it comprises a sliding plate, a sliding block, a mounting bracket, a microswitch and a screw rod,
the end part of the screw rod is provided with a rocking handle socket, the screw rod is connected with the base through a bearing seat and can rotate, the upper end of the sliding plate is fixedly connected with a screw nut, and the screw nut is in threaded connection with the screw rod;
the device also comprises a rotating shaft, wherein gear holes are formed in two sides of a sliding plate body, a sliding block is fixedly arranged on one side of the sliding plate, the rotating shaft is arranged above the sliding plate, is connected with the base through a bearing block and can rotate, the rotating shaft is vertical to the screw rod, two bevel gears I are arranged in the middle of the rotating shaft and are movably connected with the gear holes in the sliding plate, when the sliding plate moves back and forth along with the screw, the gear holes in the sliding plate are in contact connection with the bevel gears I, and the sliding plate moves to drive the bevel gears I to turn for a certain angle along the rotating shaft so as to drive the rotating shaft to rotate;
the three micro-switches are fixed on the base through mounting brackets, the three micro-switches are arranged on a displacement path of the sliding plate and the buttons of the micro-switches are in movable contact with the sliding block.
2. The three-position switching device of the conventional circuit breaker drawer base according to claim 1, wherein: the slider is arrow-shaped, and comprises a plane with a tip and inclined planes on two sides.
3. The three-position switching device of the conventional circuit breaker drawer base according to claim 1, wherein: the sliding plate is fixedly connected with the base and arranged above the sliding plate and the screw rod, a window is arranged on one side of the cover plate, and a sliding block on the sliding plate displaces in the window.
4. The three-position switching device of the conventional circuit breaker drawer base according to claim 1, wherein: and bevel gears II are arranged at two ends of the rotating shaft.
5. The universal circuit breaker drawer base three-position switching device of claim 1, wherein: the micro switch is arranged on the mounting bracket, the sliding block is driven to move by the movement of the sliding plate, the sliding block toggles the micro switch to complete contact conversion, and a signal is transmitted out.
6. The three-position switching device of the conventional circuit breaker drawer base according to claim 1, wherein: the sliding block is made of polytetrafluoroethylene materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123331204.8U CN217281838U (en) | 2021-12-28 | 2021-12-28 | Universal circuit breaker drawer seat three-position conversion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123331204.8U CN217281838U (en) | 2021-12-28 | 2021-12-28 | Universal circuit breaker drawer seat three-position conversion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217281838U true CN217281838U (en) | 2022-08-23 |
Family
ID=82890129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123331204.8U Active CN217281838U (en) | 2021-12-28 | 2021-12-28 | Universal circuit breaker drawer seat three-position conversion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217281838U (en) |
-
2021
- 2021-12-28 CN CN202123331204.8U patent/CN217281838U/en active Active
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