CN106783441A - New type auto reclosing double worm mechanism - Google Patents
New type auto reclosing double worm mechanism Download PDFInfo
- Publication number
- CN106783441A CN106783441A CN201710161234.8A CN201710161234A CN106783441A CN 106783441 A CN106783441 A CN 106783441A CN 201710161234 A CN201710161234 A CN 201710161234A CN 106783441 A CN106783441 A CN 106783441A
- Authority
- CN
- China
- Prior art keywords
- gear
- worm screw
- housing
- jackshaft
- output
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/66—Power reset mechanisms
- H01H71/70—Power reset mechanisms actuated by electric motor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
- H02K7/1163—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion
- H02K7/1166—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion comprising worm and worm-wheel
Abstract
A kind of new type auto reclosing double worm mechanism, side wall upper shell and lid including being arranged at electric brake, motor is fixed with housing, the first worm screw is arranged with the output shaft of motor, the first jackshaft is provided with housing, second jackshaft, output shaft, the first helical gear being meshed with the first worm screw is arranged with first jackshaft, second worm screw, the second helical gear being meshed with the second worm screw is arranged with second jackshaft, idler gear, output shaft extends to casing outside and is connected with the switch of electric brake through casing, shifting shaft is fixedly connected with output shaft, the outer ring of shifting shaft is arranged with the output gear being meshed with idler gear, the both sides of shifting shaft are provided with earflap, output gear is provided with the column abutted against with earflap；The present invention has the advantages that simple structure, reasonable in design, low production cost, Stability Analysis of Structures, long service life, product competitiveness in the market are strong.
Description
Technical field
The present invention relates to a kind of automatic reclosing, more particularly to a kind of new type auto reclosing double worm mechanism.
Background technology
Automatic reclosing is widely used in the effective anti-accident measures in trolley line transmission of electricity and trolley line supply line（Cable
Defeated, power supply can not be used）, i.e., when circuit breaks down, after relay protection makes circuit breaker trip, auto recloser is through in short-term
Between be spaced after breaker is closed again.In most cases, line fault（Such as thunderbolt, windburn）It is temporary, open circuit
The insulating properties of circuit after device tripping operation（Insulator and the air gap）Can be restored, overlapping again can be successful, this provides for improved
The reliability of power system power supply.A few cases belong to permanent fault, by relay protection action after auto recloser action
Tripping again, ascertains the reason, and is excluded power transmission again.Generally, reclosing is faster after line fault tripping operation, and effect is better.
The automatic reclosing for being used on the market at present drives worm screw to rotate using motor by reduction box, then drives turbine
Rotate, it is achieved thereby that the effect of automatic reclosing electric brake, but the gearbox of this structure is made up of metal material, production prices
Higher, complex structure and efficiency of transmission are low, be unfavorable for reduce production cost, so as to limit product use on the market with push away
Extensively.
The content of the invention
It is an object of the invention to solve the deficiencies in the prior art, the invention provides a kind of simple structure, it is reasonable in design,
The strong new type auto reclosing double worm machine of low production cost, Stability Analysis of Structures, long service life, product competitiveness in the market
Structure.
The technical solution adopted for the present invention to solve the technical problems is：A kind of new type auto reclosing double worm machine
Structure, including the housing being arranged on the side wall of electric brake is engaged the lid to form cavity volume with housing, and drive is fixed with the housing
Dynamic motor, is arranged with the first worm screw on the output shaft of the motor, the first jackshaft is additionally provided with the housing, described
The first helical gear being meshed with the first worm screw is arranged with first jackshaft, the second snail is also arranged with first jackshaft
Bar, is additionally provided with the second jackshaft on the housing, second be meshed with the second worm screw is arranged with second jackshaft
Helical gear, is also arranged with idler gear on second jackshaft, output shaft is additionally provided with the casing, and the output shaft is passed through
Casing extends to casing outside and is connected with the switch of electric brake, and shifting shaft, the shifting shaft are fixedly connected with the output shaft
Outer ring be arranged with the output gear being meshed with idler gear, the both sides of the shifting shaft are provided with earflap, the output gear
It is provided with the column abutted against with earflap.
Using said structure, by being respectively provided with the first worm screw, the first helical teeth between motor and output gear
Wheel, the second worm screw, the second helical gear, idler gear are driven, and instead of the gearbox designs of transmission, are ensureing speed reducing ratio
Under the premise of, production cost is reduced, overall structure is simplified, the stability of transmission is improve, the service life of product is increased,
Enhance the competitiveness of product in market.
Preferably, the bottom of the housing is provided with pcb board, the pcb board is connected with external power source, the motor
Feeder ear be connected with pcb board, the spacing between the pcb board and the bottom surface of housing be 2.5mm.Using said structure, lead to
Setting pcb board is crossed, the spacing between the line construction in housing, and pcb board and the bottom surface of housing is simplified for 2.5mm, enhancing
The heat-sinking capability of pcb board.
Preferably, the bottom of the output gear is provided with magnet, the pcb board at output gear relative to being provided with Hall
Sensor.Using said structure, the opening and closing of electric brake switch is sensed by setting magnet and Hall sensor, so as to control PCB
Power supply of the plate to motor, it is to avoid the lasting output of motor causes the situation that shifting shaft and output gear are damaged to be sent out
It is raw.
Preferably, the output shaft is oval, square, equilateral triangle or regular hexagon.Using said structure, protect
The transmission stability of shifting shaft is demonstrate,proved, it is to avoid the idle running of shifting shaft.
Preferably, the speed reducing ratio between first worm screw and the first helical gear is 1:13, second worm screw and the
Speed reducing ratio between two helical gears is 1:20, the idler gear is 9 with the speed reducing ratio of output gear:34.Using said structure,
The output speed of motor is after repeatedly slowing down to output gear so that the rotating speed of output gear is located at a rational model
In enclosing, it is to avoid because the rotating speed of output gear is excessive so as to the situation for causing output gear and shifting shaft to damage occurs.
Preferably, first worm screw, the first helical gear, the second worm screw, the second helical gear, idler gear, shifting shaft
Plastic material is with output gear.Using said structure, traditional metal material is replaced with plastic material, ensureing that machinery is strong
Production cost is reduced on the premise of degree.
Preferably, the profile of the housing is identical with the profile of electric brake side wall.Using said structure, increase housing with electricity
The chimeric degree of lock side wall, improves overall aesthetics.
The present invention has simple structure, reasonable in design, low production cost, Stability Analysis of Structures, long service life, product market competing
Strive power it is strong the advantages of.
Brief description of the drawings
Fig. 1 is a kind of top view of the embodiment of the present invention；
Fig. 2 is a kind of outline drawing of the embodiment of the present invention.
Specific embodiment
Below by specific embodiment, and with reference to accompanying drawing, technical scheme is described in further detail.
Embodiment：
A kind of new type auto reclosing double worm mechanism as shown in Figure 1 to Figure 2, including be arranged on the side wall of electric brake
Housing 1 is engaged the lid 2 to form cavity volume with housing 1, and the profile of the housing 1 is identical with the profile of electric brake side wall, increases shell
Body and the chimeric degree of electric brake side wall, improve overall aesthetics；Motor 3, the motor are fixed with the housing 1
The first worm screw 32 is arranged with 3 output shaft 31, the first jackshaft 4, first jackshaft 4 are additionally provided with the housing 1
On be arranged with the first helical gear 41 being meshed with the first worm screw 32, the second worm screw 42 is also arranged with first jackshaft 4,
The second jackshaft 5 is additionally provided with the housing 1, be meshed with the second worm screw 42 is arranged with second jackshaft 5
Two helical gears 51, are also arranged with idler gear 52 on second jackshaft 5, output shaft 6 is additionally provided with the casing 1, described
Output shaft 6 is oval, square, equilateral triangle or regular hexagon, it is ensured that the transmission stability of shifting shaft 7, it is to avoid dialled
The idle running of moving axis 7；The output shaft 6 extends to the outside of casing 1 and is connected with the switch of electric brake through casing 1, the output shaft 6
On be fixedly connected with shifting shaft 7, the outer ring of the shifting shaft 7 is arranged with the output gear 8 being meshed with idler gear 52, described
The both sides of shifting shaft 7 are provided with earflap 71, and the output gear 8 is provided with the column 81 abutted against with earflap 71.
The bottom of the housing 1 is provided with pcb board 9, and the pcb board 9 is connected with external power source, the confession of the motor 3
Electric end is connected with pcb board 9, simplifies the line construction in housing, and the spacing between the pcb board 9 and the bottom surface of housing 1 is
2.5mm, enhances the heat-sinking capability of pcb board 9；The bottom of the output gear 8 is provided with magnet, and the pcb board 9 is relative to output
Hall sensor 91 is provided with gear 8, the opening and closing of electric brake switch is sensed by setting magnet and Hall sensor 91, so as to control
Power supply of the pcb board processed 9 to motor 3, it is to avoid the lasting output of motor 3 causes shifting shaft 7 and the output gear 8 to damage
Situation occur.
Speed reducing ratio between the helical gear 41 of first worm screw 32 and first is 1:13, second worm screw 42 is oblique with second
Speed reducing ratio between gear 51 is 1:20, the idler gear 52 is 9 with the speed reducing ratio of output gear 8:34；Motor 3
Output speed is after repeatedly slowing down to output gear 8 so that the rotating speed of output gear 8 is located in a rational scope, is kept away
Exempt from because the rotating speed of output gear 8 is excessive so as to the situation for causing output gear 8 and shifting shaft 7 to damage occurs.
First worm screw 32, the first helical gear 41, the second worm screw 42, the second helical gear 51, idler gear 52, shifting shaft
7 and output gear 8 wheel be plastic material, traditional metal material is replaced with plastic material, guarantee mechanical strength on the premise of
Reduce production cost.
By being respectively provided with the first worm screw 32, the first helical gear 41, second between motor 3 and output gear 8
Worm screw 42, the second helical gear 51, idler gear 52 are driven, and instead of the gearbox designs of transmission, are ensureing speed reducing ratio
Under the premise of, production cost is reduced, overall structure is simplified, the stability of transmission is improve, the service life of product is increased,
Enhance the competitiveness of product in market.The present invention has simple structure, reasonable in design, low production cost, Stability Analysis of Structures, uses the longevity
The advantages of life is long, product competitiveness in the market is strong.
Embodiment described above is a kind of preferably scheme of the invention, not makees any formal to the present invention
Limitation, also has other variants and remodeling on the premise of without departing from the technical scheme described in claim.
Claims (7)
1. a kind of new type auto reclosing double worm mechanism, including it is arranged at the housing on the side wall of electric brake（1）With housing
（1）It is engaged the lid to form cavity volume（2）, it is characterised in that：The housing（1）Inside it is fixed with motor（3）, the driving
Motor（3）Output shaft（31）On be arranged with the first worm screw（32）, the housing（1）On be additionally provided with the first jackshaft（4）, institute
State the first jackshaft（4）On be arranged with and the first worm screw（32）The first helical gear being meshed（41）, first jackshaft（4）
On be also arranged with the second worm screw（42）, the housing（1）On be additionally provided with the second jackshaft（5）, second jackshaft（5）On
It is arranged with and the second worm screw（42）The second helical gear being meshed（51）, second jackshaft（5）On be also arranged with center tooth
Wheel（52）, the casing（1）On be additionally provided with output shaft（6）, the output shaft（6）Through casing（1）Extend to casing（1）Outside
It is connected with the switch of electric brake, the output shaft（6）On be fixedly connected with shifting shaft（7）, the shifting shaft（7）Outer ring be arranged
Have and idler gear（52）The output gear being meshed（8）, the shifting shaft（7）Both sides be provided with earflap（71）, the output
Gear（8）It is provided with and earflap（71）The column for abutting against（81）.
2. new type auto reclosing double worm mechanism according to claim 1, it is characterised in that：The housing（1）
Bottom be provided with pcb board（9）, the pcb board（9）It is connected with external power source, the motor（3）Feeder ear and pcb board
（9）It is connected, the pcb board（9）With housing（1）Bottom surface between spacing be 2.5mm.
3. new type auto reclosing double worm mechanism according to claim 2, it is characterised in that：The output gear
（8）Bottom be provided with magnet, the pcb board（9）Relative to output gear（8）Place is provided with Hall sensor（91）.
4. new type auto reclosing double worm mechanism according to claim 1, it is characterised in that：The output shaft
（5）It is oval, square, equilateral triangle or regular hexagon.
5. new type auto reclosing double worm mechanism according to claim 1, it is characterised in that：First worm screw
（32）With the first helical gear（41）Between speed reducing ratio be 1:13, second worm screw（42）With the second helical gear（51）Between
Speed reducing ratio is 1:20, the idler gear（52）With output gear（8）Speed reducing ratio be 9:34.
6. new type auto reclosing double worm mechanism according to claim 1, it is characterised in that：First worm screw
（32）, the first helical gear（41）, the second worm screw（42）, the second helical gear（51）, idler gear（52）, shifting shaft（7）And output
Tooth（8）Wheel is plastic material.
7. new type auto reclosing double worm mechanism according to claim 1, it is characterised in that：The housing（1）
Profile it is identical with the profile of electric brake side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710161234.8A CN106783441A (en) | 2017-03-17 | 2017-03-17 | New type auto reclosing double worm mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710161234.8A CN106783441A (en) | 2017-03-17 | 2017-03-17 | New type auto reclosing double worm mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106783441A true CN106783441A (en) | 2017-05-31 |
Family
ID=58967639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710161234.8A Pending CN106783441A (en) | 2017-03-17 | 2017-03-17 | New type auto reclosing double worm mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106783441A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108133849A (en) * | 2017-12-21 | 2018-06-08 | 潘桂丰 | A kind of outdoor high voltage circuit breaker mounting and fixing support |
| CN115864732A (en) * | 2023-01-05 | 2023-03-28 | 宁波意卡德电器科技有限公司 | Novel industrial air cooler motor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2747416Y (en) * | 2004-10-28 | 2005-12-21 | 上海精密科学仪器有限公司 | Speed reducing driving device |
| CN202678216U (en) * | 2012-03-20 | 2013-01-16 | 博达电气(深圳)有限公司 | Relay with double-worm structure |
| CN104648347A (en) * | 2013-11-20 | 2015-05-27 | 现代自动车株式会社 | Actuator For Electrical Parking Brake System |
| CN205303376U (en) * | 2015-11-26 | 2016-06-08 | 德力西电气有限公司 | Interior driven off by shaft autoeclosing operates controlling means |
| CN105790496A (en) * | 2016-05-06 | 2016-07-20 | 深圳市恒驱电机股份有限公司 | Speed reduction motor for reclosing |
| CN106057600A (en) * | 2016-08-05 | 2016-10-26 | 上海永继电气股份有限公司 | Reclosing apparatus of circuit breaker |
-
2017
- 2017-03-17 CN CN201710161234.8A patent/CN106783441A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2747416Y (en) * | 2004-10-28 | 2005-12-21 | 上海精密科学仪器有限公司 | Speed reducing driving device |
| CN202678216U (en) * | 2012-03-20 | 2013-01-16 | 博达电气(深圳)有限公司 | Relay with double-worm structure |
| CN104648347A (en) * | 2013-11-20 | 2015-05-27 | 现代自动车株式会社 | Actuator For Electrical Parking Brake System |
| CN205303376U (en) * | 2015-11-26 | 2016-06-08 | 德力西电气有限公司 | Interior driven off by shaft autoeclosing operates controlling means |
| CN105790496A (en) * | 2016-05-06 | 2016-07-20 | 深圳市恒驱电机股份有限公司 | Speed reduction motor for reclosing |
| CN106057600A (en) * | 2016-08-05 | 2016-10-26 | 上海永继电气股份有限公司 | Reclosing apparatus of circuit breaker |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108133849A (en) * | 2017-12-21 | 2018-06-08 | 潘桂丰 | A kind of outdoor high voltage circuit breaker mounting and fixing support |
| CN108133849B (en) * | 2017-12-21 | 2019-11-05 | 德清德洋自动化科技有限公司 | A kind of outdoor high voltage circuit breaker mounting and fixing support |
| CN115864732A (en) * | 2023-01-05 | 2023-03-28 | 宁波意卡德电器科技有限公司 | Novel industrial air cooler motor |
| CN115864732B (en) * | 2023-01-05 | 2023-08-04 | 宁波意卡德电器科技有限公司 | Novel industrial air cooler motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |