CN204857618U - Screw drive formula dual power transfer switch - Google Patents
Screw drive formula dual power transfer switch Download PDFInfo
- Publication number
- CN204857618U CN204857618U CN201520539226.9U CN201520539226U CN204857618U CN 204857618 U CN204857618 U CN 204857618U CN 201520539226 U CN201520539226 U CN 201520539226U CN 204857618 U CN204857618 U CN 204857618U
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- China
- Prior art keywords
- screw
- gear
- power transfer
- transfer switch
- push arm
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Abstract
The utility model relates to a dual power transfer switch especially indicates screw drive formula dual power transfer switch. The utility model discloses a following technical scheme, a screw drive formula dual power transfer switch, its characterized in that: transmission switching mechanism including set up on the base and lie in two circuit breakers in the middle of the motor, with the intact full -tooth wheel that the linkage of motor output shaft is connected, first, the second gear that can lie in intact full -tooth wheel both sides and mesh with it are connected with first screw pair on the first gear, the first handle linkage that pushes away arm and a set of circuit breaker coordinates can drive this breaker closing or separating brake, be provided with the second on the second removal nut of second screw pair and push away the arm, through adopting above -mentioned scheme, the utility model discloses the gram provides a simple structure, with low costs, good reliability, can carry out the switching between padlock and the unblock state, realizes the dual -purpose neotype screw drive formula dual power transfer switch of a machine.
Description
Technical field
The utility model relates to a kind of dual-power transfer switch, refers to screw drive formula dual-power transfer switch especially.
Background technology
In order to the conjunction realizing two breaker of plastic casing divides conversion, double power supply automatic transfer switch transmission mechanism known at present have plenty of by driving-disc drive both sides push away pendulum, driving-disc rotates under the drive of motor, if the pendulum that pushes away of both sides does near linear slip along the individual support round platform of alinement separately, why current is called approximate straight line motion, because push away pendulum to need fit clearance with support round platform, and in order to ensure stroke, the track length pushing away pendulum is long, and push away pendulum in the course of the work, the power be subject to is larger, all cannot ensure that pushing away pendulum does rectilinear motion in theory, in addition, pushing away between pendulum and back-up ring and also there is certain interval, only cannot ensureing to push away pendulum when stressed not toward upwarping by these back-up rings.The design margin of stroke is so just caused " to be eaten up ", difficulty of cannot detaining or close a floodgate after easily causing circuit breaker tripping.Moreover along with the work times of transfer switching equipment rises, pushing away pendulum can be increasing with the wearing and tearing supported between round platform, causes gap to strengthen further, finally cause the possibility that cannot detain again He cannot close a floodgate increasing; But conversely, add the design margin of Long Distances, when breaker closing can be caused particularly to detain again, handle and to push away active force between pendulum very large, this can cause motor to can't bear the heavy load reduction of service life or handle fracture; In addition, the adjustable situation of pendulum that pushes away of current known dual-power transfer switch electrical equipment is: 1. do not have adjustable; 2. can adjust, but only have that to detain direction more adjustable; 3. fasten lock again can adjust, but both are not separate, related adjustment (can cause and detain stroke and combined floodgate stroke contradiction again), and also adjustment screw is axes normal alignment handle at top handle, but oblique, the strength and stiffness that this double thread connects can bring adverse influence.
Summary of the invention
The utility model overcomes the deficiency that prior art exists, and provides that a kind of structure is simple, cost is low, good reliability, can carry out the switching between padlock and released state, realize the novel screw drive formula dual-power transfer switch of dual-use.
Realize above-mentioned purpose, the utility model adopts following technical scheme, a kind of screw drive formula dual-power transfer switch, include base, two circuit breakers and transmission switching mechanism, transmission switching mechanism can drive two circuit breakers optionally to close a floodgate or separating brake, it is characterized in that: described transmission switching mechanism includes and is arranged on base and the motor be positioned in the middle of two circuit breakers, the partial gear be connected with motor output shaft, be positioned at partial gear both sides and be engaged with first, second gear, first gear is connected with the first screw pair, first travelling nut of the first screw pair is provided with the first push arm, the handle of the first push arm and one group of circuit breaker is linked and can drives this breaker closing or separating brake, second gear is connected with the second screw pair, second travelling nut of the second screw pair is provided with the second push arm, second push arm and another handle organizing circuit breaker are linked and can drive this breaker closing or separating brake.
By adopting such scheme, the circumferencial direction of motor shaft is achieved by gear mechanism, screw mechanism and is converted to rectilinear motion by circular motion, have stable drive, movement accuracy is high, labour-saving feature; Simultaneously partial gear can realize intermittent movement, can ensure that the handle of both sides breaker of plastic casing is at combined floodgate and no longer bear after buckleing again and push away pendulum active force, extends the useful life of handle and motor.
Further setting of the present utility model is: described partial gear is that the symmetrical dual-side of a canine tooth wheel disc is provided with breach, transmission is closed by bevel gear assembly on described motor output shaft and between partial gear, bevel gear group includes the first bevel gear and the second bevel gear, wherein the first bevel gear is fixedly installed on motor output shaft, second bevel gear is coordinated with partial gear synchronous axial system by connecting axle, and connecting axle is arranged on base by bearing, described first screw pair includes the first screw rod and the first travelling nut, described first screw rod two ends by Bracket setting on base, one end of first screw rod is fixedly connected with the first gear through support, described first travelling nut screw thread is screwed on the first screw rod, the bottom of the first travelling nut is provided with guide rail, described base is provided with the guide groove coordinated with the first travelling nut, guide rail and guide groove form directional-sliding and coordinate, the structure of the second described screw pair is identical with the structure of the first screw pair, described first screw flight direction is contrary with the second screw flight direction in the second screw pair, first described push arm one end is fixedly installed on the first travelling nut, the other end is provided with fork, the both sides of diverging to are to being arranged with folded edge, two folded edge are provided with adjusting bolt, adjusting bolt is provided with adjusting nut and plastic spiral mother set, adjusting bolt is connected with the adjustable of folded edge by the cooperation realization of adjusting nut and plastic spiral mother set, and the structure of described second push arm is identical with the first push arm.
By adopting such scheme, being the further optimization to the utility model structure, ensureing the stability that product runs; In addition, be arranged on the separate bolt stroke control mechanism on push arm, ensure that the surplus of stroke, and the combined floodgate that improve breaker of plastic casing normal, for subsequent use and the reliability of detaining again.
Below in conjunction with accompanying drawing, the utility model is further described.
Accompanying drawing explanation
Fig. 1 is the stereogram of the utility model embodiment;
Fig. 2 is the structural representation of the utility model embodiment reflection motor;
Fig. 3 is the structural representation of the utility model embodiment reflection guide rail and guide groove;
Fig. 4 is the structural representation of the utility model embodiment reflection adjusting bolt.
Embodiment
As shown in Fig. 1-4, a kind of screw drive formula dual-power transfer switch, include base 1, two circuit breakers 2 and transmission switching mechanism 3, transmission switching mechanism 3 can drive two circuit breakers 2 optionally to close a floodgate or separating brake, here base also comprises the parts such as the support be fixed in the above, the product of above-mentioned principle is also common in some structures, it is described that we have been not described in detail, in the present embodiment, described transmission switching mechanism 3 includes and is arranged on base 1 and the motor 31 be positioned in the middle of two circuit breakers 2, the partial gear 32 be connected with motor 31 output shaft, be positioned at partial gear 32 both sides and be engaged with first, second gear 33, 34, first gear 33 is connected with the first screw pair 35, first travelling nut 351 of the first screw pair 35 is provided with the first push arm 352, the handle of the first push arm 352 and one group of circuit breaker 2 is linked and can drives this breaker closing or separating brake, second gear 34 is connected with the second screw pair 36, second travelling nut 361 of the second screw pair 36 is provided with the second push arm 362, second push arm 362 is linked with another handle organizing circuit breaker 2 can drive this breaker closing or separating brake.By adopting such scheme, the circumferencial direction of motor shaft is achieved by gear mechanism, screw mechanism and is converted to rectilinear motion by circular motion, have stable drive, movement accuracy is high, labour-saving feature; Simultaneously partial gear 32 can realize intermittent movement, can ensure that the handle of both sides breaker of plastic casing 2 is at combined floodgate and no longer bear after buckleing again and push away pendulum active force, extends the useful life of handle and motor.
In the utility model embodiment, described partial gear 32 is that the symmetrical dual-side of a canine tooth wheel disc is provided with breach 321, described motor output shaft coordinates transmission with between partial gear 32 by bevel gear group 37, bevel gear group includes the first bevel gear 371 and the second bevel gear 372, wherein the first bevel gear 371 is fixedly installed on motor output shaft, second bevel gear 372 is coordinated with partial gear 32 synchronous axial system by connecting axle, and connecting axle is arranged on base 1 by bearing, described first screw pair 35 includes the first screw rod 353 and the first travelling nut 351, described first screw rod 353 two ends by Bracket setting on base 1, one end of first screw rod 353 is fixedly connected with the first gear 33 through support, described first travelling nut 351 screw thread is screwed on the first screw rod 353, the bottom of the first travelling nut 351 is provided with guide rail 3511, described base 1 is provided with the guide groove 11 coordinated with the first travelling nut 351, guide rail 3511 and guide groove 11 form directional-sliding and coordinate, the structure of the second described screw pair 36 is identical with the structure of the first screw pair 35, the hand of spiral of described first screw rod 353 is contrary with the hand of spiral of the second screw rod 363, first described push arm 352 one end is fixedly installed on the first travelling nut 351, the other end is provided with fork 3521, diverge to the both sides of 3521 to being arranged with folded edge 3522, two folded edge 3522 are provided with adjusting bolt 3523, adjusting bolt 3523 is provided with adjusting nut 3524 and plastic spiral mother set 3525, adjusting bolt 3523 is connected with the adjustable of folded edge 3522 by the cooperation realization of adjusting nut 3524 and plastic spiral mother set 3525, and the structure of described second push arm 362 is identical with the first push arm 352.Here be arranged on the separate adjusting bolt 3523 on push arm 352,362, convenient adjustment, ensure that the surplus of stroke, and the combined floodgate that improve breaker of plastic casing 2 normal, for subsequent use and the reliability of detaining again.
Claims (4)
1. a screw drive formula dual-power transfer switch, include base, two circuit breakers and transmission switching mechanism, transmission switching mechanism can drive two circuit breakers optionally to close a floodgate or separating brake, it is characterized in that: described transmission switching mechanism includes and is arranged on base and the motor be positioned in the middle of two circuit breakers, the partial gear be connected with motor output shaft, be positioned at partial gear both sides and be engaged with first, second gear, first gear is connected with the first screw pair, first travelling nut of the first screw pair is provided with the first push arm, the handle of the first push arm and one group of circuit breaker is linked and can drives this breaker closing or separating brake, second gear is connected with the second screw pair, second travelling nut of the second screw pair is provided with the second push arm, second push arm and another handle organizing circuit breaker are linked and can drive this breaker closing or separating brake.
2. screw drive formula dual-power transfer switch according to claim 1, it is characterized in that: described partial gear is that the symmetrical dual-side of a canine tooth wheel disc is provided with breach, transmission is closed by bevel gear assembly on described motor output shaft and between partial gear, bevel gear group includes the first bevel gear and the second bevel gear, wherein the first bevel gear is fixedly installed on motor output shaft, second bevel gear is coordinated with partial gear synchronous axial system by connecting axle, and connecting axle is arranged on base by bearing.
3. screw drive formula dual-power transfer switch according to claim 1 and 2, it is characterized in that: described first screw pair includes the first screw rod and the first travelling nut, described first screw rod two ends by Bracket setting on base, one end of first screw rod is fixedly connected with the first gear through support, described first travelling nut screw thread is screwed on the first screw rod, the bottom of the first travelling nut is provided with guide rail, described base is provided with the guide groove coordinated with the first travelling nut, guide rail and guide groove form directional-sliding and coordinate, the structure of the second described screw pair is identical with the structure of the first screw pair, described first screw flight direction is contrary with the second screw flight direction in the second screw pair.
4. screw drive formula dual-power transfer switch according to claim 3, it is characterized in that: first described push arm one end is fixedly installed on the first travelling nut, the other end is provided with fork, the both sides of diverging to are to being arranged with folded edge, two folded edge are provided with adjusting bolt, adjusting bolt is provided with adjusting nut and plastic spiral mother set, adjusting bolt is connected with the adjustable of folded edge by the cooperation realization of adjusting nut and plastic spiral mother set, and the structure of described second push arm is identical with the first push arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520539226.9U CN204857618U (en) | 2015-07-23 | 2015-07-23 | Screw drive formula dual power transfer switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520539226.9U CN204857618U (en) | 2015-07-23 | 2015-07-23 | Screw drive formula dual power transfer switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204857618U true CN204857618U (en) | 2015-12-09 |
Family
ID=54748145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520539226.9U Withdrawn - After Issue CN204857618U (en) | 2015-07-23 | 2015-07-23 | Screw drive formula dual power transfer switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204857618U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105185666A (en) * | 2015-07-23 | 2015-12-23 | 德力西电气有限公司 | Screw drive type double-power source changeover switch |
| CN108231453A (en) * | 2017-12-29 | 2018-06-29 | 施耐德万高（天津）电气设备有限公司 | Hanging locking device and apply its transfer switching equipment |
-
2015
- 2015-07-23 CN CN201520539226.9U patent/CN204857618U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105185666A (en) * | 2015-07-23 | 2015-12-23 | 德力西电气有限公司 | Screw drive type double-power source changeover switch |
| CN105185666B (en) * | 2015-07-23 | 2017-12-29 | 德力西电气有限公司 | A kind of screw drive formula dual-power transfer switch |
| CN108231453A (en) * | 2017-12-29 | 2018-06-29 | 施耐德万高（天津）电气设备有限公司 | Hanging locking device and apply its transfer switching equipment |
| CN108231453B (en) * | 2017-12-29 | 2019-09-20 | 施耐德万高（天津）电气设备有限公司 | Hanging locking device and the transfer switching equipment for applying it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151209 Effective date of abandoning: 20171229 |