CN101916679B - Switching device for automatically-switching switching apparatus - Google Patents
Switching device for automatically-switching switching apparatus Download PDFInfo
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- CN101916679B CN101916679B CN2010102454759A CN201010245475A CN101916679B CN 101916679 B CN101916679 B CN 101916679B CN 2010102454759 A CN2010102454759 A CN 2010102454759A CN 201010245475 A CN201010245475 A CN 201010245475A CN 101916679 B CN101916679 B CN 101916679B
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- automatic transfer
- electric appliance
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- 238000006243 chemical reaction Methods 0.000 claims description 25
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2300/00—Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H
- H01H2300/018—Application transfer; between utility and emergency power supply
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Abstract
The invention discloses a switching device for an automatically-switching switching apparatus, which comprises a lower plate, an upper plate, a main gear, an odd number of intermediate gears, two switching gears, a plurality of supporting posts and a clutch gear, wherein arc-shaped protrusions are formed on the edge parts of the front end faces of the switching gears, the middle parts of the switching gears are provided with central posts and triggering poles which are shaped like triangular plates, the front ends of the triggering poles are arranged on the protrusions and close to the outer sides f contacts f a microswitch, round holes are formed in the middle parts of the triggering poles, and regulating holes are formed on the rear ends. In the switching device for the automatically-switching switching apparatus, the consistency between the switching on time of an electrical switch and the stopping time of a motor is ensured by reducing the length of the protruding arcs on the front end faces of the switch gears and adjusting the distance between the front ends of the triggering poles and the protrusions; therefore, the motor is prevented from stopping too early and impeding the switching on of the electrical switch so as to ensure the normal function of a product, and the motor is prevented from stopping far behind the switching on of the electrical switch to ensure the service life of the produce.
Description
Technical field
The invention belongs to the power supply change-over device technical field, particularly relate to a kind of conversion equipment that is used for automatic transfer switching electric appliance.
Background technology
Automatic transfer switching electric appliance is a kind of independently low-tension switch electric appliance, and its effect is to be used to monitor power circuit, and can one or several load circuit be converted to another power supply automatically from a power supply, to guarantee the continuous operation of important load power supply.Automatic transfer switching electric appliance commonly used at present mainly comprises two electric switches, the motor as power source, controller and two sensitive switches that are used to control motor action, and motor is between two electric switches.The conversion equipment that is used to switch two electric switches is installed on the automatic transfer switching electric appliance usually.Structural representation when Fig. 1 is installed on the automatic transfer switching electric appliance for a kind of conversion equipment of submitting to simultaneously with the application.Fig. 2 be among Fig. 1 A-A to cutaway view.Structural perspective when Fig. 3 is installed on the automatic transfer switching electric appliance for the conversion equipment shown in Fig. 1.Like Fig. 1-shown in Figure 3, this conversion equipment comprises lower plate 1, upper plate 2, master gear 3, odd number idler gear 4, two switch gears 5, a plurality of pillar 6 and clutch gears 7; Wherein the middle part of lower plate 1 be formed with one be used to run through with automatic transfer switching electric appliance 8 on the interstitial hole of the clutch gear 7 that links to each other of motor 9 output shafts, two ends then are formed with a switch gear through hole respectively; Master gear 3 is arranged on the upper surface outside of lower plate 1, and its internal tooth is meshed with the external tooth of the clutch gear that from interstitial hole, passes 7, then is formed with the half-turn gear teeth on the exterior periphery of master gear 3; Odd number idler gear 4 is located at the both sides of master gear 3 with the mode branch that is engaged with each other, and wherein a side is an even number, and opposite side is an odd number, and is positioned in the both sides that the most inboard idler gear 4 can be meshed with the external tooth of master gear 3; Two switch gears 5 are separately positioned on the outside of both sides idler gear 4; And be positioned at outermost idler gear 4 and be meshed respectively with in the both sides idler gear 4; Its rear end then connect behind the switch gear through hole with automatic transfer switching electric appliance 8 on two electric switches link to each other, and the front end face edge of switch gear 5 is outwards outstanding is formed with an arc convex 11; Upper plate 2 utilizes a plurality of pillars 6 to be arranged on the outside of above-mentioned master gear 3, idler gear 4 and switch gear 5 with lower plate 1 parallel mode.
Fig. 4 heads into sensitive switch upper contact head view for switch gear on the conversion equipment shown in Fig. 1.Fig. 5 discharges sensitive switch upper contact head view for switch gear on the conversion equipment shown in Fig. 1.Like Fig. 3-shown in Figure 5; Position near switch gear 5 on described upper plate 2 outer surfaces is separately installed with a sensitive switch 10 on the automatic transfer switching electric appliance 8; On each sensitive switch 10 with switch gear 5 adjacent sides be equipped with one can be about flexible contact 13, and when the convexity on the switch gear 5 11 rotates to contact 13 residing positions, can contact with it.
When automatic transfer switching electric appliance 8 was not worked, two electric switches broke off on it, at this moment; As shown in Figure 4; Convexity 11 on the switch gear 5 pushes into the contact on the sensitive switch 10 13 that it is inner and make sensitive switch 10 be closure state just, thereby with the power connection of motor 9, still; Owing to do not give motor 9 power supplies, so motor 9 is motionless.When a certain electric switch of needs closure, under the control of controller, give motor 9 power supplies, at this moment motor 9 will be to the closed electric switch direction rotation of needs.Under the drive of motor 9, the clutch gear 7 that links to each other with its output shaft also will be rotated, and together rotate thereby drive master gear 3.At this moment; The external tooth of master gear 3 will be meshed with the most inboard idler gear 4 of the closed electric switch the same side of needs; Then directly or the switch gear 5 that will rotatablely move successively and pass to this side through other idler gear 4; Switch gear 5 rotates to an angle and coupled electric switch is closed again, thereby connects this road power supply by this electric switch control.When electric switch is closed, need the convexity 11 on the switch gear 5 to be separated from the contact 13 on the sensitive switch 10, contact 13 is outwards ejected, with break off motor 9 power supply, make motor 9 shutdown, as shown in Figure 5.
But there is following point in above-mentioned this conversion equipment: if between contact 13 At time of ejects on the sensitive switch 10 early than the closing time of electric switch, will cause motor 9 to be shut down in advance, thereby cause electric switch not close a floodgate, the disabler of product as a result; If be later than the closing time of electric switch between contact 13 At time of ejects on the sensitive switch 10, will cause electric switch combined floodgate rear motor 9 not shut down, the result makes electric switch cross combined floodgate, will cause reduce the useful life of electric switch like this.But,, a fluctuation range is arranged promptly because the existence of foozle and rigging error will inevitably cause the closing position of electric switch unfixing.Traditional solution is the closing time that is later than electric switch between the At time of eject that guarantees sensitive switch 10 upper contact heads 13 far away through designing; Promptly adopt the method for lengthening switch gear 5 raisings 11 arc length; Guaranteeing that electric switch can close a floodgate, but cost is to cause reduce the useful life of product.
Summary of the invention
In order to address the above problem, to the object of the present invention is to provide and a kind ofly can on the basis that does not change original structure, guarantee electric switch closing time and the motor consistent conversion equipment that is used for automatic transfer switching electric appliance downtime.
In order to achieve the above object, the conversion equipment that is used for automatic transfer switching electric appliance provided by the invention comprises lower plate, upper plate, master gear, odd number idler gear, two switch gears, a plurality of pillar and clutch gears; Wherein the middle part of lower plate be formed with one be used to run through with automatic transfer switching electric appliance on the interstitial hole of the clutch gear that links to each other of motor output shaft, two ends then are formed with a switch gear through hole respectively; Master gear is arranged on the upper surface outside of lower plate, and its internal tooth is meshed with the external tooth of the clutch gear that from interstitial hole, passes, and then is formed with the half-turn gear teeth on the exterior periphery of master gear; The odd number idler gear is located at the both sides of master gear with the mode branch that is engaged with each other, and wherein a side is an even number, and opposite side is an odd number, and is positioned in the both sides that the most inboard idler gear can be meshed with the external tooth of master gear; Two switch gears are separately positioned on the outside of both sides idler gear; And be positioned at outermost idler gear and be meshed respectively with in the idler gear of both sides, its rear end then connect behind the switch gear through hole with automatic transfer switching electric appliance on two electric switches link to each other; Upper plate utilizes a plurality of pillars to be arranged on the outside of above-mentioned master gear, idler gear and switch gear with the mode parallel with lower plate; And the position near switch gear on the upper plate outer surface is separately installed with a sensitive switch on the automatic transfer switching electric appliance, on each sensitive switch the side adjacent with switch gear be equipped with one can be about flexible contact; Described switch gear front end face edge is outwards given prominence to and is formed with an arc convex; The middle part is given prominence to and is formed with a newel; And a frizzen is installed on the front end face; Described frizzen is triangular in shape tabular, and its front end is installed in the protruding end outside of going up near the sensitive switch upper contact head, is used to trigger contact; The middle part is formed with a circular hole that is used to run through newel, and the rear end then is formed with one and can utilizes fixture that frizzen is fixed on the adjustment hole on the switch gear front end face.
Described adjustment hole is a slotted hole, on the switch gear circumference, has certain adjustment nargin with the front end that guarantees frizzen.
Distance between described convexity and the front end is less than the width of contact, and protrudingly goes up maximum arc length away from an end to the front end outer end of front end smaller or equal to the protruding arc length of prior art.
The edge of described front end is arc shaped, so that it smoothly contacts with contact on the sensitive switch.
The conversion equipment that is used for automatic transfer switching electric appliance provided by the invention is that the method that utilize to shorten distance between switch gear front end face raising arc length and adjustment frizzen front end and the convexity guarantees that electric switch closing time and motor are consistent downtime; So neither can occur shutting down the electric switch that causes too early because of motor can't close a floodgate; Thereby cause the disabler problem of product, reduce problem useful life nor can occur shutting down the product be later than far that the electric switch closing time causes because of motor.In addition, because the original conversion apparatus structure does not have big variation, all can not cause production cost to raise.
Description of drawings
Structural representation when Fig. 1 is installed on the automatic transfer switching electric appliance for a kind of conversion equipment of submitting to simultaneously with the application.
Fig. 2 be among Fig. 1 A-A to cutaway view.
Structural perspective when Fig. 3 is installed on the automatic transfer switching electric appliance for the conversion equipment shown in Fig. 1.
Fig. 4 heads into sensitive switch upper contact head view for switch gear on the conversion equipment shown in Fig. 1.
Fig. 5 discharges sensitive switch upper contact head view for switch gear on the conversion equipment shown in Fig. 1.
Fig. 6 is switch gear and microswitch structure sketch map on the conversion equipment that is used for automatic transfer switching electric appliance provided by the invention.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the conversion equipment that is used for automatic transfer switching electric appliance provided by the invention is elaborated.The parts identical with prior art adopt identical drawing reference numeral, and omit its explanation of carrying out.
Like Fig. 6 and Fig. 1-shown in Figure 3, the conversion equipment that is used for automatic transfer switching electric appliance provided by the invention comprises lower plate 1, upper plate 2, master gear 3, odd number idler gear 4, two switch gears 20, a plurality of pillar 6 and clutch gears 7; Wherein the middle part of lower plate 1 be formed with one be used to run through with automatic transfer switching electric appliance 8 on the interstitial hole of the clutch gear 7 that links to each other of motor 9 output shafts, two ends then are formed with a switch gear through hole respectively; Master gear 3 is arranged on the upper surface outside of lower plate 1, and its internal tooth is meshed with the external tooth of the clutch gear that from interstitial hole, passes 7, then is formed with the half-turn gear teeth on the exterior periphery of master gear 3; Odd number idler gear 4 is located at the both sides of master gear 3 with the mode branch that is engaged with each other, and wherein a side is an even number, and opposite side is an odd number, and is positioned in the both sides that the most inboard idler gear 4 can be meshed with the external tooth of master gear 3; Two switch gears 20 are separately positioned on the outside of both sides idler gear 4; And be positioned at outermost idler gear 4 and be meshed respectively with in the both sides idler gear 4, its rear end then connect behind the switch gear through hole with automatic transfer switching electric appliance 8 on two electric switches link to each other; Upper plate 2 utilizes a plurality of pillars 6 to be arranged on the outside of above-mentioned master gear 3, idler gear 4 and switch gear 5 with lower plate 1 parallel mode; And the position near switch gear 5 on upper plate 2 outer surfaces is separately installed with a sensitive switch 10 on the automatic transfer switching electric appliance 8, on each sensitive switch 10 with switch gear 5 adjacent sides be equipped with one can be about flexible contact 13; Described switch gear 20 front end face edges are outwards given prominence to and are formed with an arc convex 21; The middle part is given prominence to and is formed with a newel 12; And a frizzen 14 is installed on the front end face; Described frizzen 14 is triangular in shape tabular, and its front end 17 is installed on protruding 21 near the end outside of sensitive switch 10 upper contact heads 13, is used to trigger contact 13; The middle part is formed with a circular hole 15 that is used to run through newel 12, and the rear end then is formed with one and can utilizes fixture that frizzen 14 is fixed on the adjustment hole 16 on switch gear 20 front end faces.
Described adjustment hole 16 is a slotted hole, on switch gear 20 circumference, has certain adjustment nargin with the front end 17 that guarantees frizzen 14.
Described protruding 21 and front end 17 between distance less than the width of contact 13, and on protruding 21 away from the maximum arc length of an end to front end 17 outer ends of front end 17 arc length smaller or equal to prior art protruding 11.
The edge of described front end 17 is arc shaped, so that it smoothly contacts with contact 13 on the sensitive switch 10.
When needs are installed the conversion equipment that is used for automatic transfer switching electric appliance provided by the invention, at first install other parts, frizzen 14 is installed at last.When frizzen 14 is installed; At first the circular hole on it 15 is enclosed within newel 12 outsides of switch gear 20 front end faces; The electric switch that will link to each other with this switch gear 20 then rotates to closing position; Be the rotate in a circumferential direction position of frizzen 14, center with newel 12 afterwards; So that its front end 17 just with sensitive switch 10 on contact 13 contact, utilize the method that runs through adjustment hole 16 such as fixtures such as screw 22 can frizzen 14 be fixed on the front end face of switch gear 20 at last, so just can guarantee that (also being the downtime of motor 9) is consistent with the closing time of electric switch between contact 13 At time of ejects of sensitive switch 10.
Claims (4)
1. conversion equipment that is used for automatic transfer switching electric appliance, it comprises lower plate (1), upper plate (2), master gear (3), odd number idler gear (4), two switch gears (20), a plurality of pillar (6) and clutch gear (7); Wherein the middle part of lower plate (1) is formed with an interstitial hole that is used to run through the clutch gear (7) that links to each other with last motor (9) output shaft of automatic transfer switching electric appliance (8), and two ends then are formed with a switch gear through hole respectively; Master gear (3) is arranged on the upper surface outside of lower plate (1), and its internal tooth is meshed with the external tooth of the clutch gear that from interstitial hole, passes (7), then is formed with the half-turn gear teeth on the exterior periphery of master gear (3); Odd number idler gear (4) is located at the both sides of master gear (3) with the mode branch that is engaged with each other, and wherein a side is an even number, and opposite side is an odd number, and is positioned in the both sides that the most inboard idler gear (4) can be meshed with the external tooth of master gear (3); Two switch gears (20) are separately positioned on the outside of both sides idler gear (4); And be positioned at outermost idler gear (4) and be meshed respectively with in the both sides idler gear (4), its rear end then connect behind the switch gear through hole with automatic transfer switching electric appliance (8) on two electric switches link to each other; Upper plate (2) utilizes a plurality of pillars (6) to be arranged on the outside of above-mentioned master gear (3), idler gear (4) and switch gear (5) with the parallel mode of lower plate (1); And the position near switch gear (5) on upper plate (2) outer surface is separately installed with the sensitive switch (10) on the automatic transfer switching electric appliance (8), each sensitive switch (10) go up be equipped with one with the adjacent side of switch gear (5) can the about contact (13) that stretches; It is characterized in that: the outwards outstanding arc convex (21) that is formed with in described switch gear (20) front end face edge; The outstanding newel (12) that is formed with in middle part; And a frizzen (14) is installed on the front end face; Described frizzen (14) is triangular in shape tabular, and its front end (17) is installed in convexity (21) and goes up the end outside near sensitive switch (10) upper contact head (13), is used to trigger contact (13); The middle part is formed with a circular hole (15) that is used to run through newel (12), and the rear end then is formed with one and can utilizes fixture that frizzen (14) is fixed on the adjustment hole (16) on switch gear (20) front end face.
2. the conversion equipment that is used for automatic transfer switching electric appliance according to claim 1 is characterized in that: described adjustment hole (16) is a slotted hole.
3. the conversion equipment that is used for automatic transfer switching electric appliance according to claim 1 is characterized in that: the distance between described convexity (21) and the front end (17) is less than the width of contact (13).
4. the conversion equipment that is used for automatic transfer switching electric appliance according to claim 1 is characterized in that: the edge of described front end (17) is arc shaped, so that it smoothly contacts with contact (13) on the sensitive switch (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102454759A CN101916679B (en) | 2010-08-05 | 2010-08-05 | Switching device for automatically-switching switching apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102454759A CN101916679B (en) | 2010-08-05 | 2010-08-05 | Switching device for automatically-switching switching apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101916679A CN101916679A (en) | 2010-12-15 |
| CN101916679B true CN101916679B (en) | 2012-08-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102454759A Active CN101916679B (en) | 2010-08-05 | 2010-08-05 | Switching device for automatically-switching switching apparatus |
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| CN (1) | CN101916679B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105405690B (en) * | 2015-12-14 | 2018-03-09 | 重庆瑞阳科技股份有限公司 | Switching device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007022820A1 (en) * | 2005-08-23 | 2007-03-01 | Schneider Electric Industries Sas | Switching apparatus |
| CN201112305Y (en) * | 2007-07-26 | 2008-09-10 | 方云祥 | Mechanical interlocking transmission device of double-power automatic transfer switch |
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2010
- 2010-08-05 CN CN2010102454759A patent/CN101916679B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007022820A1 (en) * | 2005-08-23 | 2007-03-01 | Schneider Electric Industries Sas | Switching apparatus |
| CN201112305Y (en) * | 2007-07-26 | 2008-09-10 | 方云祥 | Mechanical interlocking transmission device of double-power automatic transfer switch |
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| Publication number | Publication date |
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| CN101916679A (en) | 2010-12-15 |
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