CN110098074A - A kind of emergency star angle starter - Google Patents
A kind of emergency star angle starter Download PDFInfo
- Publication number
- CN110098074A CN110098074A CN201910504670.XA CN201910504670A CN110098074A CN 110098074 A CN110098074 A CN 110098074A CN 201910504670 A CN201910504670 A CN 201910504670A CN 110098074 A CN110098074 A CN 110098074A
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- CN
- China
- Prior art keywords
- cam
- contactor
- emergency
- block
- shaft
- 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
- 239000007858 starting material Substances 0.000 title claims abstract description 13
- 230000001133 acceleration Effects 0.000 claims abstract description 13
- 238000004146 energy storage Methods 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 8
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/022—Emergency operating parts, e.g. for stop-switch in dangerous conditions
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/08—Turn knobs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
- H01H5/04—Energy stored by deformation of elastic members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
- H01H5/04—Energy stored by deformation of elastic members
- H01H5/30—Energy stored by deformation of elastic members by buckling of disc springs
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
- H02P1/02—Details of starting control
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
- H02P1/16—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters
- H02P1/26—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual polyphase induction motor
- H02P1/32—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual polyphase induction motor by star/delta switching
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Gear Transmission (AREA)
Abstract
The invention discloses a kind of emergency star angle starters, including mechanical main A.C. contactor (1), A.C. contactor Y (2), A.C. contactor △ (3), acceleration mechanism, square shaft (15), the first cam (25) pushing block (12), the second cam (13), third cam (14), the first circular shaft (9), push rod (7)；The present invention can be widely applied for fire pump cabinet controller or control the contactor secondary line of fire pump when breaking down, by the occasion for thering is mechanical emergency of the personnel of administration authority when urgent to carry out needing starting fire pump in mechanical emergency star angle under star angle starting fire pump or other cases of emergency.
Description
Technical field
The invention belongs to low-voltage electrical apparatus class product manufacturing and applied technical fields, are related to a kind of emergency star angle starter.
Background technique
Star triangle start is a kind of Starting mode of asynchronous motor because asynchronous motor electric current in starting is excessive, institute
Can be using " star-angle changing-over starting " with the big motor of capacity, this is a kind of simple reduced-voltage starting mode, will be determined on startup
Son is connected into the angular impact that can be reduced starting current, mitigate to power grid around star is grouped into after to be launched.
The mode of connection of existing star delta reduced-voltage starting, when any one component failure in control route, all
It will lead to the failure of star triangle starting motor, follow-up work cannot achieve.In fire-fighting domain, such as emergency, will be unable to using
Emergency actuating mode starts fire pump and carries out fire-fighting.
Summary of the invention
To solve above-mentioned the deficiencies in the prior art, the present invention provides a kind of mechanical emergency star angle starters, can be two
When secondary control line failure or contactor pull-in winding itself break down, emergency starting fire pump carries out fire-fighting.
To achieve the above object, the technical solution adopted by the present invention is that: a kind of emergency star angle starter, feature exist
In, including mechanical main A.C. contactor 1, A.C. contactor Y2, A.C. contactor △ 3, acceleration mechanism, square shaft 15, first are convex
Take turns 25, pushing block 12, the second cam 13, third cam 14, the first circular shaft 9, push rod 7；The A.C. contactor 1 be main contactor,
A.C. contactor Y2 is star contactor, A.C. contactor △ 3 is corner connection tentaculum；The acceleration mechanism drives square shaft 15 to rotate, side
Axis 15 drives the first cam 25 or the second cam 13 or the rotation of third cam 14, it can be achieved that pushing block 12 pushes the first circular shaft 9 to pull
Push rod 7, the final combined floodgate for realizing primary contactor combined floodgate or corner connection tentaculum.
The acceleration mechanism include the first lid 4, the first axle sleeve 5, riveting axis 6, push rod 7, spring base 8, the second axle sleeve 10, second
Circular shaft 11, the first block piece 16, lower seat 17, second stopper 18, gear 19, first bevel gear 20, reset spring 21, the first locating part
22, the second locating part 23, second bevel gear 24, third locating part 26, the second axle sleeve 27, third axle sleeve 28, limited block 29, block
30, spring base 31, torsional spring 32, spring cup 33, main shaft 34, the second lid 35, clutch 36, the 4th lid 37, handle 38；The handle
38, the 4th lid 37, clutch 36, the second lid 35, main shaft 34 connect, main shaft 34, block 30, spring base 31, torsional spring 32, spring cup
33 connections, gear 19 are connect with square shaft 15, first lid) it is fastened with lower seat 17, the 4th lid 37 and the second lid 35 are assembled to one
It rises.
It is divided into three gears, a gear is main star contactor combined floodgate, and handle 38 rotates clockwise 120 degree: rotating clockwise
Handle 38 drives main shaft 34, then power point a part is rotated to clutch 36, and main shaft 34 drives 32 energy storage of torsional spring, limits at this time
Block 29 limits block 30, and handle 38 goes to angle when being 120 degree, and torque spring energy store success, i.e., releasably, main shaft 34 is pushed open at this time
Limited block 29, block 30 discharge, and block 30 is with flexible spring seat 33, then drives the first locating part 22 and second bevel gear 24, at this time
Bevel gear 24 and bevel gear 20 are mutually transmitted, and bevel gear 20 transmits the force to 2 gears 19, gear 19 by the second locating part 23
It is connected with square shaft 15, square shaft 15 rotates, and drives the first cam 25 and the second cam 13 to rotate, it can be achieved that the promotion of pushing block 12 the
One circular shaft 9 pulls push rod 7, to realize primary contactor combined floodgate.
Two gears are main corner connection tentaculum combined floodgate, and handle 38 continues to rotate clockwise 120 degree, and acceleration mechanism is being transmitted to square shaft
When 15, the first cam 25 continues to rotate but continues to push pushing block 12, realizes that main contactor closes a floodgate, the second cam 13 continues to rotate
Be detached from the contact of pushing block 12, star contactor separating brake, but third cam 14 contacts in rotation with pushing block 12, promotion push rod 7
Realize the combined floodgate of corner connection tentaculum.
Three gears are three initial open positions of contactor full recovery, and handle 38 continues to rotate clockwise 120 degree, accelerate
Mechanism is when being transmitted to square shaft 15, the first cam 25, the second cam 13, and third cam 14 and pushing block 12 all disengage, and realizes
Three contactor whole gate-dividing states, handle 38 have also returned to initial position.
Beneficial effects of the present invention:
A kind of mechanical emergency star angle starter can be widely applied for fire pump cabinet controller or control connecing for fire pump
When tentaculum secondary line breaks down, by there is mechanical emergency of the personnel of administration authority when urgent to carry out the starting fire-fighting of star angle
The occasion of mechanical emergency star angle starting fire pump is needed under pump or other cases of emergency.
Detailed description of the invention
In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the drawings.
Fig. 1 is general structure schematic diagram of the invention；
Fig. 2 is the overlooking structure diagram that the present invention removes lower seat；
Fig. 3 is overall structure decomposition diagram of the present invention；
Fig. 4 is not pushed for cam carries out emergency combined floodgate schematic diagram；
Fig. 5 is that cam promotion carries out emergency combined floodgate schematic diagram；
Fig. 6 is the main A.C. contactor of three gears (1), and A.C. contactor Y (2) A.C. contactor △ (3) gate-dividing state shows
It is intended to；
Fig. 7 is the main A.C. contactor of a gear (1), and A.C. contactor Y (2) closes a floodgate, A.C. contactor △ (3) separating brake shape
State schematic diagram；
Fig. 8 is the main A.C. contactor of a gear (1), and A.C. contactor △ (3) closes a floodgate, A.C. contactor Y (2) separating brake shape
State schematic diagram；
Fig. 9 is acceleration mechanism partial structurtes decomposition diagram.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing and embodiment,
The present invention is further described in detail.It should be appreciated that specific embodiment described herein is only used to explain this hair
It is bright, it is not intended to limit the present invention.
As shown in Fig. 2 .3 should anxious star angle starter the movement of pushing block 12 pushed by cam rotation, pushing block inclined-plane at this time
Driving push rod 7 drives the moving contact A of contactor to clap and closes to quiet contact chip B, is that contactor is connected.
Such as Fig. 4, shown in 5,6, point 3 angles of cam are quickly selected, and under obstructed angle, pass through different cams
Position carries out three kinds of gears of execution and carries out main A.C. contactor 1, and the control of A.C. contactor Y2 A.C. contactor △ 3 executes star
Angle starting operation program.Wherein a gear is main star contactor combined floodgate, and handle 38 rotates clockwise 120 degree: rotating clockwise hand
Handle 38 drives main shaft 34, then power point a part is rotated to clutch 36, and main shaft 34 drives 32 energy storage of torsional spring, at this time limited block
29 limit block 30, and handle 38 goes to angle when being 120 degree, and torque spring energy store success, i.e., releasably, main shaft 34 pushes limit open at this time
Position block 29, block 30 discharge.Block 30 is with flexible spring seat 33, then drives the first locating part 22 and bevel gear 24, at this time bevel gear
24 mutually transmit with bevel gear 20, and bevel gear 20 transmits the force to 2 gears 19, gear 19 and square shaft by the second locating part 23
15 connect, and square shaft 15 rotates, and drive the first cam 25 and the rotation of the second cam 13, it can be achieved that pushing block 12 pushes the first circular shaft
9 pull push rod 7, to realize primary contactor combined floodgate.
Two gears are that main corner connection tentaculum closes a floodgate, principle close a floodgate with above-mentioned primary contactor the same, the continuation of handle 38
Rotate clockwise 120 degree, acceleration mechanism Some principles are as above-mentioned, only when being transmitted to square shaft 15, the first cam 25 after
It continuous rotation but continues to push pushing block 12, realizes that main contactor closes a floodgate, the second cam 13 continues to rotate connecing for disengaging and pushing block 12
Touching, star contactor separating brake, but third cam 14 contacts in rotation with pushing block 12, and push rod 7 is pushed to realize the conjunction of corner connection tentaculum
Lock.
Three gears be three initial open positions of contactor full recovery, principle with above-mentioned as, handle 38 continuation
120 degree are rotated clockwise, acceleration mechanism Some principles are as above-mentioned, only when being transmitted to square shaft 15, the first cam 25, the
Two cams 13, third cam 14 and pushing block 12, all disengage, realize three contactor whole gate-dividing states.Handle 38
Initial position is returned to.
As shown in fig. 7, the 120 ° of selection movements of the quick execution of above-mentioned progress, can pass through limited block 29, block 30, spring base
31, torsional spring 32, spring cup 33, actuating realization.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (5)
1. a kind of emergency star angle starter, which is characterized in that including mechanical main A.C. contactor (1), A.C. contactor Y
(2), A.C. contactor △ (3), acceleration mechanism, square shaft (15), the first cam (25) pushing block (12), the second cam (13), third
Cam (14), the first circular shaft (9), push rod (7)；The A.C. contactor (1) is that main contactor, A.C. contactor Y (2) connect for star
Tentaculum, A.C. contactor △ (3) are corner connection tentaculum；The acceleration mechanism drives square shaft (15) rotation, and square shaft (15) drives first
Cam (25) or the rotation of the second cam (13) or third cam (14) are, it can be achieved that pushing block (12) pushes the first circular shaft (9) pulling to push away
Bar (7), the final combined floodgate for realizing primary contactor combined floodgate or corner connection tentaculum.
2. a kind of emergency star angle starter according to claim 1, which is characterized in that the acceleration mechanism includes first
It covers (4), the first axle sleeve (5), riveting axis (6), push rod (7), spring base (8), the second axle sleeve (10), the second circular shaft (11), first gear
Part (16), lower seat (17), second stopper (18), gear (19), first bevel gear (20), reset spring (21), the first locating part
(22), the second locating part (23), second bevel gear (24), third locating part (26), the second axle sleeve (27), third axle sleeve (28),
Limited block (29), block (30), spring base (31), torsional spring (32), spring cup (33), main shaft (34), the second lid (35), clutch
(36), the 4th lid (37), handle (38)；The handle (38), the 4th lid (37), clutch (36), the second lid (35), main shaft
(34) it connects, main shaft (34), block (30), spring base (31), torsional spring (32), spring cup (33) connection, gear (19) and square shaft
(15) it connects, first lid (4) and lower seat (17) fasten, and the 4th lid (37) is assembled together with the second lid (35).
3. a kind of emergency star angle starter according to claim 1 or 2, which is characterized in that it is divided into three gears, one grade
Position is that main star contactor closes a floodgate, and handle (38) rotates clockwise 120 degree: it rotates clockwise handle (38), drives main shaft (34), then
Power point a part is rotated to clutch (36), main shaft (34) drives torsional spring (32) energy storage, and limited block (29) limits gear at this time
Block (30), handle (38) go to angle be 120 degree when, torque spring energy store success, i.e., releasably, main shaft (34) pushes limited block open at this time
(29), block (30) discharges, block (30) band flexible spring seat (33), then drives the first locating part (22) and second bevel gear
(24), bevel gear (24) and bevel gear (20) are mutually transmitted at this time, and bevel gear (20) is transmitted power by the second locating part (23)
To 2 gears (19), gear (19) is connected with square shaft (15), and square shaft (15) rotation drives the first cam (25) and second
Cam (13) rotation is, it can be achieved that pushing block (12) pushes the first circular shaft (9) to pull push rod (7), to realize the conjunction of primary contactor
Lock.
4. a kind of emergency star angle starter according to claim 1 or 2, which is characterized in that it is divided into three gears, two grades
Position is that main corner connection tentaculum closes a floodgate, and handle (38) continues to rotate clockwise 120 degree, and acceleration mechanism is when being transmitted to square shaft (15), the
One cam (25) continues to rotate but continues to push pushing block (12), realizes that main contactor closes a floodgate, the second cam (13) continues to rotate
Be detached from the contact of pushing block (12), star contactor separating brake, but third cam (14) contacts in rotation with pushing block (12), promotion
The combined floodgate of push rod (7) realization corner connection tentaculum.
5. a kind of emergency star angle starter according to claim 1 or 2, which is characterized in that three gears are three contacts
The initial open position of device full recovery, handle (38) continue to rotate clockwise 120 degree, and acceleration mechanism is being transmitted to square shaft (15)
When, the first cam (25), the second cam (13), third cam (14) and pushing block (12) all disengage, realize three contacts
Device whole gate-dividing state, handle (38) have also returned to initial position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910504670.XA CN110098074A (en) | 2019-06-12 | 2019-06-12 | A kind of emergency star angle starter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910504670.XA CN110098074A (en) | 2019-06-12 | 2019-06-12 | A kind of emergency star angle starter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110098074A true CN110098074A (en) | 2019-08-06 |
Family
ID=67450769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910504670.XA Pending CN110098074A (en) | 2019-06-12 | 2019-06-12 | A kind of emergency star angle starter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110098074A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111223716A (en) * | 2020-01-10 | 2020-06-02 | 安徽正光电气自动化科技有限公司 | Integrated manual and electric star-delta starting mechanism |
| CN112863940A (en) * | 2021-01-11 | 2021-05-28 | 湖南耐普泵业股份有限公司 | Fire pump control cabinet opens device by force |
| CN113241895A (en) * | 2021-04-22 | 2021-08-10 | 烟台南山学院 | Mechanical transmission device for emergency starting high-power motor |
| CN113411011A (en) * | 2021-08-09 | 2021-09-17 | 苏州飞腾电器有限公司 | Quick step-down starting equipment |
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| CN105070594A (en) * | 2015-09-07 | 2015-11-18 | 沈阳斯沃电器有限公司 | Alternating-current contactor manual operation mechanism |
| CN107424872A (en) * | 2017-08-04 | 2017-12-01 | 安徽正光电气自动化科技有限公司 | A kind of emergent star triangle start device of armstrong's patent |
| CN206864349U (en) * | 2017-04-28 | 2018-01-09 | 南通贝特给水设备科技有限公司 | Contactor type fire pump mechanical emergency is segmented actuating mechanism |
| CN207055774U (en) * | 2017-04-28 | 2018-03-02 | 南通贝特给水设备科技有限公司 | Push button fire pump mechanical emergency starter |
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| CN108335937A (en) * | 2018-03-26 | 2018-07-27 | 沈阳斯沃电器有限公司 | A kind of mechanical emergency starting device and star triangle contactor |
| CN109378232A (en) * | 2018-11-06 | 2019-02-22 | 安士缔(中国)电气设备有限公司 | A kind of mechanical forced starter applied to fire pump star delta reduced-voltage starting |
| CN210123697U (en) * | 2019-06-12 | 2020-03-03 | 沈阳斯沃电器有限公司 | Emergency star-delta starting device |
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2019
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| KR100771918B1 (en) * | 2006-10-17 | 2007-11-01 | 엘에스산전 주식회사 | A switching mechanism for an air circuit breaker |
| CN105070594A (en) * | 2015-09-07 | 2015-11-18 | 沈阳斯沃电器有限公司 | Alternating-current contactor manual operation mechanism |
| CN207409390U (en) * | 2016-12-07 | 2018-05-25 | 南通贝特给水设备科技有限公司 | Breaker type fire pump mechanical emergency starter |
| CN206864349U (en) * | 2017-04-28 | 2018-01-09 | 南通贝特给水设备科技有限公司 | Contactor type fire pump mechanical emergency is segmented actuating mechanism |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111223716A (en) * | 2020-01-10 | 2020-06-02 | 安徽正光电气自动化科技有限公司 | Integrated manual and electric star-delta starting mechanism |
| CN111223716B (en) * | 2020-01-10 | 2021-10-22 | 安徽正光电气自动化科技有限公司 | Integrated manual and electric star-delta starting mechanism |
| CN112863940A (en) * | 2021-01-11 | 2021-05-28 | 湖南耐普泵业股份有限公司 | Fire pump control cabinet opens device by force |
| CN112863940B (en) * | 2021-01-11 | 2022-09-23 | 湖南耐普泵业股份有限公司 | Fire-fighting water pump control cabinet forced opening device |
| CN113241895A (en) * | 2021-04-22 | 2021-08-10 | 烟台南山学院 | Mechanical transmission device for emergency starting high-power motor |
| CN113411011A (en) * | 2021-08-09 | 2021-09-17 | 苏州飞腾电器有限公司 | Quick step-down starting equipment |
| CN113411011B (en) * | 2021-08-09 | 2023-01-20 | 苏州飞腾电器有限公司 | Quick step-down starting equipment |
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