CN204067287U - A kind of moving contact supporting mechanism of improvement - Google Patents
A kind of moving contact supporting mechanism of improvement Download PDFInfo
- Publication number
- CN204067287U CN204067287U CN201420175092.2U CN201420175092U CN204067287U CN 204067287 U CN204067287 U CN 204067287U CN 201420175092 U CN201420175092 U CN 201420175092U CN 204067287 U CN204067287 U CN 204067287U
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- chuck
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- moving contact
- spring
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Abstract
The utility model relates to a kind of moving contact supporting mechanism of improvement, comprise moving contact supporting seat, permanent-magnet operating mechanism and counter-force spring, described counter-force spring comprises spring abutment and a main spring, described spring abutment is circular ring structure, spring abutment is circumferentially with a circle holddown groove, described main spring is fixed in holddown groove, described permanent-magnet operating mechanism bottom is circumferentially with a circle projective structure as deck, described spring abutment is fixed on the deck of described permanent-magnet operating mechanism bottom, described main spring is fixed on described spring abutment, and be enclosed within the outside of permanent-magnet operating mechanism, structure is simple, acting force of the spring is more even, operate more stable, considerably increase the action effect of moving contact supporting mechanism.
Description
Technical field
The utility model relates to a kind of supporting mechanism, is specifically related to a kind of moving contact supporting mechanism for Based Intelligent Control and protective device, belongs to power transmission and distribution technical field.
Background technology
Based Intelligent Control and protective device refer to can the electric current closed, carry and cut-off under normal loop condition of Based Intelligent Control, and can close, the switching device of carrying and the electric current under cut-offfing abnormal loop condition (comprising short circuit condition) in official hour.Can be used to distribute electric energy; infrequently start asynchronous motor; protection is carried out to power circuit and motor etc.; can automatic shutdown circuit when there is the faults such as serious overload or short circuit and under-voltage, electric leakage when them, its function is equivalent to the combination of plastic casing formula switch and A.C. contactor, earth leakage protector, motor protector etc.
Traditional control and scheduling co-design device comprises fixed contact connecting plate; moving contact connecting plate and arc-extinguish chamber; moving contact connecting plate needs to be fixed on moving contact supporting mechanism; moving contact supporting mechanism comprises moving contact supporting seat, permanent-magnet operating mechanism and spring structure; moving contact supporting seat is fixed with usually using bolt or the mode of welding between permanent-magnet operating mechanism; complex operation; inconvenience is installed; very flexible; greatly waste man power and material, and spring structure generally comprises four springs, assembling is complicated; active force is uneven, and stationarity is poor.
Summary of the invention
Technical problem to be solved in the utility model is the moving contact supporting mechanism providing a kind of improvement for above drawback, and structure is simple, easy for installation, substantially increases packaging efficiency, has saved artificial and cost.
For solving the problems of the technologies described above, technical scheme of the present invention is:
A kind of moving contact supporting mechanism of improvement, comprise moving contact supporting seat, permanent-magnet operating mechanism and counter-force spring, described counter-force spring comprises spring abutment and a main spring, described spring abutment is circular ring structure, spring abutment is circumferentially with a circle holddown groove, described main spring is fixed in holddown groove, described permanent-magnet operating mechanism bottom is circumferentially with a circle projective structure as deck, the external diameter of the internal diameter < 1.05* deck of the external diameter < spring abutment of described deck, described spring abutment is fixed on the deck of described permanent-magnet operating mechanism bottom, described main spring is fixed on described spring abutment, and be enclosed within the outside of permanent-magnet operating mechanism.
The moving contact supporting mechanism of above-mentioned a kind of improvement, wherein, described moving contact supporting seat comprises pedestal, described pedestal is vertically provided with three support columns, described pedestal comprises the main basal base of rectangle, main basal base dual-side is respectively provided with the Connection Block of a circular arc, main basal base and Connection Block are integral type structure, and the height of main basal base is greater than the height of Connection Block, described main basal base and Connection Block bottom cave inward the first cavity of a formation integral type, in described first cavity, connecting plate is installed, the shape of described connecting plate, the shape of size and described first cavity, size matches, described connecting plate is bolted on pedestal, described connecting plate main body is circular configuration, outwardly formation second cavity in the middle part of it, described second cavity is provided with bayonet socket, described bayonet socket is by ferry and card interface form excessively, described ferry is excessively circular configuration, card interface is rectangular configuration, one end of card interface is semicircular structure, the center of circle of the center of circle of the semicircular structure of described card interface and the circular configuration of connecting plate main body is same point, described permanent-magnet operating mechanism comprises a columniform mechanism body, mechanism body is provided with cylinder lever connecting rod, described cylinder lever connecting rod top is provided with the first chuck, the second chuck is provided with below first chuck, the equal diameters of described first chuck and the second chuck, and the thickness of the first chuck is greater than the second chuck, cylinder lever connecting rod is passed through between described moving contact supporting seat and permanent-magnet operating mechanism, first, second chuck and bayonet socket cooperatively interact and realize clamping and be connected, the thickness of the spacing < 1.2* connecting plate between thickness < first chuck of described connecting plate and the second chuck, the diameter of the diameter < 1.1* cylinder lever connecting rod of the diameter < card interface top semi-circular structure of described cylinder lever connecting rod, the diameter < of described first chuck crosses the diameter of ferry diameter < 1.5* first chuck.
The moving contact supporting mechanism of above-mentioned a kind of improvement, wherein, the diameter of the diameter=described connecting plate main body of described permanent-magnet operating mechanism main body.
The moving contact supporting mechanism of above-mentioned a kind of improvement, wherein, the thickness * 1.2 of the degree of depth=the first chuck of described second cavity.
When the utility model assembling uses, first permanent-magnet operating mechanism is put into the support of Based Intelligent Control and protective device, the spring abutment of counter-force spring is connected on the deck of permanent-magnet operating mechanism, main spring is snapped in spring abutment, then, first chuck of cylinder lever connecting rod is passed through ferry and puts into the second cavity, second chuck is positioned at outside the second cavity, be moved to the left permanent-magnet operating mechanism, cylinder lever connecting rod is made to enter in card interface, by the first chuck and the second chuck, permanent-magnet operating mechanism clamping is connected on moving contact supporting seat, counter-force spring is played a supporting role to moving contact supporting seat, clockwise 90 ° are rotated moving contact supporting seat again, moving contact supporting mechanism can be organized complete, the utility model structure is simple, installing/dismounting is quick, maintenance maintenance is convenient, make assembling, removal efficiency improves more than three times, greatly save man power and material.
Be enclosed within the outside of permanent-magnet operating mechanism using a main spring as counter-force spring, structure is simple, and acting force of the spring is more even, operates more stable, considerably increases the action effect of moving contact supporting mechanism.
Following design simultaneously: the thickness of (1) first chuck is greater than the second chuck, adds the weight capacity of the first chuck, avoids pulling force to cross most equipment and causes damage; (2) thickness of the spacing < 1.2* connecting plate between thickness < first chuck of connecting plate and the second chuck, between two chucks that can ensure the smooth Snap joint pull bar of connecting plate, be unlikely to connect because spacing is excessive to loosen even to come off, turn increase the weight capacity of connecting plate, more safe and reliable; (3) diameter of the diameter < 1.1* cylinder lever connecting rod of the diameter < card interface top semi-circular structure of cylinder lever connecting rod, namely ensure that cylinder lever connecting rod moves freely in the second cavity, can not connect because spacing is excessive again to loosen and even come off, safer; (4) the diameter < of described first chuck crosses the diameter of ferry diameter < 1.5* first chuck, ensure that the first chuck can stretch in the second cavity smoothly.Above-mentioned reliable design is reasonable, further increases security performance of the present utility model, makes assembling advantages of simple.
Accompanying drawing explanation
Fig. 1 is structure chart of the present utility model
Fig. 2 is the upward view of the utility model moving contact supporting seat 1
Fig. 3 is the structure chart of the utility model permanent-magnet operating mechanism 2
Fig. 4 is the cutaway view of the utility model connecting plate 8
Fig. 5 is the vertical view of the utility model spring abutment 20
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
A kind of moving contact supporting mechanism of improvement as shown in the figure, a kind of moving contact supporting mechanism of improvement, comprise moving contact supporting seat 1, permanent-magnet operating mechanism 2 and counter-force spring 19, described counter-force spring 19 comprises spring abutment 20 and a main spring 21, described spring abutment 20 is circular ring structure, spring abutment 20 is circumferentially with a circle holddown groove 22, described main spring 21 snaps in holddown groove 22, described permanent-magnet operating mechanism 3 bottom is circumferentially with a circle projective structure as deck 23, the outside diameter d 9 of internal diameter d8 < 1.05 deck 23 of the outside diameter d 9 < spring abutment 20 of described deck 23, described spring abutment 20 is fixed on the deck 23 of described permanent-magnet operating mechanism bottom, described main spring 32 is fixed on described spring abutment 30, and be enclosed within the outside of permanent-magnet operating mechanism 3, described moving contact supporting seat 1 comprises pedestal 3, described pedestal 3 is vertically provided with three support columns 5, described pedestal 3 comprises the main basal base 4 of rectangle, main basal base 4 dual-side is respectively provided with the Connection Block 6 of a circular arc, main basal base 4 and Connection Block 6 are integral type structure, and the height h1 of main basal base 4 is greater than the height h2 of Connection Block 6, described main basal base 4 and Connection Block 6 bottom cave inward the first cavity 7 of a formation integral type, in described first cavity 7, connecting plate 8 is installed, the shape of described connecting plate 8, the shape of size and described first cavity 7, size matches, described connecting plate 8 is fixed on pedestal 3 by bolt 9, described connecting plate main body 10 is circular configuration, outwardly formation second cavity 11 in the middle part of it, described second cavity 11 is provided with bayonet socket 12, described bayonet socket 12 is by ferry 13 and card interface 14 form excessively, described ferry 13 is excessively circular configuration, card interface 14 is rectangular configuration, one end of card interface 14 is semicircular structure, the center of circle A1 of the center of circle A of the semicircular structure of described card interface 14 and the circular configuration of connecting plate main body 10 is same point, described permanent-magnet operating mechanism 2 comprises a columniform mechanism body 15, mechanism body 15 is provided with cylinder lever connecting rod 16, described cylinder lever connecting rod 16 top is provided with the first chuck 17, the second chuck 18 is provided with below first chuck 17, the diameter d 2 of described first chuck 17 is equal with the diameter d 4 of the second chuck 18, and the thickness h 3 of the first chuck is greater than the thickness h 4 of the second chuck, by cylinder lever connecting rod 16 between described moving contact supporting seat 1 and permanent-magnet operating mechanism 2, first, second chuck 17, 18 cooperatively interact with bayonet socket 12 realizes clamping and is connected, the thickness H1 of the spacing L1 < 1.2* connecting plate 8 between thickness H1 < first chuck 17 of described connecting plate 8 and the second chuck 18, the diameter d 1 of the diameter d 6 < 1.1* cylinder lever connecting rod 16 of the diameter d 1 < card interface 14 top semi-circular structure of described cylinder lever connecting rod 16, diameter d 2 < of described first chuck 17 crosses the diameter d 2 of ferry 13 diameter d 3 < 1.5* first chuck, the diameter d 7 of connecting plate main body described in the diameter d 5=of described permanent-magnet operating mechanism main body, the thickness h 3*1.2 of degree of depth h5=first chuck of described second cavity.
When the utility model assembling uses, first permanent-magnet operating mechanism is put into the support of Based Intelligent Control and protective device, the spring abutment of counter-force spring is connected on the deck of permanent-magnet operating mechanism, main spring is snapped in spring abutment, then, first chuck of cylinder lever connecting rod is passed through ferry and puts into the second cavity, second chuck is positioned at outside the second cavity, be moved to the left permanent-magnet operating mechanism, cylinder lever connecting rod is made to enter in card interface, by the first chuck and the second chuck, permanent-magnet operating mechanism clamping is connected on moving contact supporting seat, counter-force spring is played a supporting role to moving contact supporting seat, clockwise 90 ° are rotated moving contact supporting seat again, moving contact supporting mechanism can be organized complete, the utility model structure is simple, installing/dismounting is quick, maintenance maintenance is convenient, make assembling, removal efficiency improves more than three times, greatly save man power and material.
Be enclosed within the outside of permanent-magnet operating mechanism using a main spring as counter-force spring, structure order, active force is more even, operates more stable, considerably increases action effect.
Following design simultaneously: the thickness of (1) first chuck is greater than the second chuck, adds the weight capacity of the first chuck, avoids pulling force to cross most equipment and causes damage; (2) thickness of the spacing < 1.2* connecting plate between thickness < first chuck of connecting plate and the second chuck, between two chucks that can ensure the smooth Snap joint pull bar of connecting plate, be unlikely to connect because spacing is excessive to loosen even to come off, turn increase the weight capacity of connecting plate, more safe and reliable; (3) diameter of the diameter < 1.1* cylinder lever connecting rod of the diameter < card interface top semi-circular structure of cylinder lever connecting rod, namely ensure that cylinder lever connecting rod moves freely in the second cavity, can not connect because spacing is excessive again to loosen and even come off, safer; (4) the diameter < of described first chuck crosses the diameter of ferry diameter < 1.5* first chuck, ensure that the first chuck can stretch in the second cavity smoothly; (5) diameter d 7 of connecting plate main body described in the diameter d 5=of permanent-magnet operating mechanism main body, fits when moving contact supporting seat can be made to be moved down into bottom smoothly; The thickness h 3*1.2 of degree of depth h5=first chuck of (6) second cavitys, can make the first chuck snap in the second cavity, ensure that it can move freely; (7) outside diameter d 9 of internal diameter d8 < 1.05 deck 23 of the outside diameter d 9 < spring abutment 20 of deck 23, can make spring abutment be fastened on smoothly on permanent-magnet operating mechanism.Above-mentioned reliable design is reasonable, further increases security performance of the present utility model, makes assembling advantages of simple.
Here description of the present utility model and application is illustrative; not want by scope restriction of the present utility model in the above-described embodiments; therefore, the utility model is not by the restriction of the present embodiment, and the technical scheme that any employing equivalence replacement obtains is all in the scope of the utility model protection.
Claims (4)
1. the moving contact supporting mechanism of an improvement, comprise moving contact supporting seat, permanent-magnet operating mechanism and counter-force spring, it is characterized by, described counter-force spring comprises spring abutment and a main spring, described spring abutment is circular ring structure, spring abutment is circumferentially with a circle holddown groove, described main spring is fixed in holddown groove, described permanent-magnet operating mechanism bottom is circumferentially with a circle projective structure as deck, the external diameter of the internal diameter < 1.05* deck of the external diameter < spring abutment of described deck, described spring abutment is fixed on the deck of described permanent-magnet operating mechanism bottom, described main spring is fixed on described spring abutment, and be enclosed within the outside of permanent-magnet operating mechanism.
2. the moving contact supporting mechanism of a kind of improvement as claimed in claim 1, it is characterized by, described moving contact supporting seat comprises pedestal, described pedestal is vertically provided with three support columns, described pedestal comprises the main basal base of rectangle, main basal base dual-side is respectively provided with the Connection Block of a circular arc, main basal base and Connection Block are integral type structure, and the height of main basal base is greater than the height of Connection Block, described main basal base and Connection Block bottom cave inward the first cavity of a formation integral type, in described first cavity, connecting plate is installed, the shape of described connecting plate, the shape of size and described first cavity, size matches, described connecting plate is bolted on pedestal, described connecting plate main body is circular configuration, outwardly formation second cavity in the middle part of it, described second cavity is provided with bayonet socket, described bayonet socket is by ferry and card interface form excessively, described ferry is excessively circular configuration, card interface is rectangular configuration, one end of card interface is semicircular structure, the center of circle of the center of circle of the semicircular structure of described card interface and the circular configuration of connecting plate main body is same point, described permanent-magnet operating mechanism comprises a columniform mechanism body, mechanism body is provided with cylinder lever connecting rod, described cylinder lever connecting rod top is provided with the first chuck, the second chuck is provided with below first chuck, the equal diameters of described first chuck and the second chuck, and the thickness of the first chuck is greater than the second chuck, cylinder lever connecting rod is passed through between described moving contact supporting seat and permanent-magnet operating mechanism, first, second chuck and bayonet socket cooperatively interact and realize clamping and be connected, the thickness of the spacing < 1.2* connecting plate between thickness < first chuck of described connecting plate and the second chuck, the diameter of the diameter < 1.1* cylinder lever connecting rod of the diameter < card interface top semi-circular structure of described cylinder lever connecting rod, the diameter < of described first chuck crosses the diameter of ferry diameter < 1.5* first chuck.
3. the moving contact supporting mechanism of a kind of improvement as claimed in claim 2, is characterized by, the diameter of the diameter=described connecting plate main body of described permanent-magnet operating mechanism main body.
4. the moving contact supporting mechanism of a kind of improvement as claimed in claim 2, is characterized by, the thickness * 1.2 of the degree of depth=the first chuck of described second cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420175092.2U CN204067287U (en) | 2014-04-11 | 2014-04-11 | A kind of moving contact supporting mechanism of improvement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420175092.2U CN204067287U (en) | 2014-04-11 | 2014-04-11 | A kind of moving contact supporting mechanism of improvement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204067287U true CN204067287U (en) | 2014-12-31 |
Family
ID=52208744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420175092.2U Withdrawn - After Issue CN204067287U (en) | 2014-04-11 | 2014-04-11 | A kind of moving contact supporting mechanism of improvement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204067287U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103996580A (en) * | 2014-04-11 | 2014-08-20 | 江苏中金智能电气科技有限公司 | Improved moving contact support mechanism |
-
2014
- 2014-04-11 CN CN201420175092.2U patent/CN204067287U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103996580A (en) * | 2014-04-11 | 2014-08-20 | 江苏中金智能电气科技有限公司 | Improved moving contact support mechanism |
| CN103996580B (en) * | 2014-04-11 | 2016-05-11 | 江苏中金智能电气科技有限公司 | A kind of moving contact supporting mechanism of improvement |
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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 |
Granted publication date: 20141231 Effective date of abandoning: 20160511 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |