CN109639156B - Antiwind dc-to-ac converter case is received with automation to teaching experiments - Google Patents
Antiwind dc-to-ac converter case is received with automation to teaching experiments Download PDFInfo
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- CN109639156B CN109639156B CN201811374887.5A CN201811374887A CN109639156B CN 109639156 B CN109639156 B CN 109639156B CN 201811374887 A CN201811374887 A CN 201811374887A CN 109639156 B CN109639156 B CN 109639156B
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- winding
- wire
- positioning
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- lead
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/4402—Guiding arrangements to control paying-out and re-storing of the material
- B65H75/4405—Traversing devices; means for orderly arranging the material on the drum
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/34—Handled filamentary material electric cords or electric power cables
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
- Winding, Rewinding, Material Storage Devices (AREA)
Abstract
The invention discloses an automatic take-up and anti-winding inverter box for teaching experiments, which structurally comprises an upper cover, a control panel, an inverter box main body and an automatic take-up device, wherein under the action of the automatic take-up device, a rolling wheel rolls to push a lead to move, so that the problem of lead accumulation on a rotating shaft is avoided, when the lead is collected on the rotating shaft for a circle, an anti-winding plate is pushed by the lead, so that when the positioning device retreats backwards for one grid, the anti-winding plate is in contact with the positioning device through a circular column structure which is concave inwards at the middle sections of two sides of a connecting guide rod to reduce friction force, the phenomenon that the anti-winding plate is clamped when moving on the positioning device is avoided, and the phenomenon that the sliding guide plate cannot be in contact with the lead to cause the lead accumulation due to the fact that the distance between every two positioning devices is equal to the diameter of the lead is avoided, thereby causing the problems of winding and knotting of the wires.
Description
Technical Field
The invention relates to the field of inverter boxes, in particular to an inverter box capable of automatically winding and preventing winding for teaching experiments.
Background
The inverter converts DC electric energy into AC electric energy and consists of inverter bridge, control logic and filter circuit. The current student is after using the inverter box experiment, generally directly piles up the wire when arrangement inverter box and puts into the next use that influences the inverter box, and the current technical consideration is not comprehensive, has following drawback:
at present, the inverter basically appears on teaching equipment in the form of a mature product, but the wire between each part is connected after the inverter is used up in the inverter experiment, and as the wire groove in the inverter box is an empty groove, students generally and directly pile up the wire and put in, the problem that the wire is wound and knotted when the inverter box is used next time is caused, and the wire is easy to damage.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide an automatic wire-take-up anti-winding inverter box for teaching experiments, which aims to solve the problems that in the prior art, the existing inverter is basically in the form of a mature product and is arranged on teaching equipment, but wires among all parts are connected after the inverter is used up in experiments, and as wire grooves in the inverter box are empty grooves, students generally directly stack and place the wires, so that the wires are wound and knotted when the inverter box is used next time, and the wires are easily damaged.
In order to achieve the purpose, the invention is realized by the following technical scheme:
the utility model provides an antiwind dc-to-ac converter case is received with automation to teaching experiments, its structure includes upper cover, control panel, dc-to-ac converter case main part, automatic take-up, upper cover and dc-to-ac converter case main part hinged joint, control panel embedding is installed in dc-to-ac converter case main part upper surface, automatic take-up is installed in the inside right side of dc-to-ac converter case main part, automatic take-up includes dust guard, micromotor, pivot, wire, antiwind device, the dust guard is installed in the top of micromotor, micromotor and pivot swing joint, the surface and the antiwind device of wire cooperate.
As a further scheme of the invention, the anti-winding device comprises a fixing frame, an anti-winding plate and a positioning device, wherein the fixing frame is connected with the anti-winding plate, and the anti-winding plate is connected with the positioning device.
As a further scheme of the invention, the anti-winding plate comprises a sliding guide plate and two connecting guide rods, wherein the two connecting guide rods are symmetrically arranged on two sides of the sliding guide plate.
As a further scheme of the invention, the sliding guide plate comprises a sliding guide plate main body, an arc-shaped guide block and a rolling wheel, wherein the sliding guide plate main body and the arc-shaped guide block are of an integrated structure, and the rolling wheel is movably connected with the sliding guide plate main body.
As a further aspect of the present invention, the positioning device includes a positioning block, an outer frame, and an elastic element, the positioning block is embedded in the outer frame, and the elastic element is connected to the positioning block.
As a further scheme of the invention, the positioning devices are provided with a plurality of positioning devices which are equidistantly distributed on two sides of the fixing frame, and the distance between every two positioning devices is equal to the diameter of the lead, so that when the anti-winding plate retreats one grid on the positioning devices, the lead just starts to rotate at a new circle of the rotating shaft.
As a further scheme of the invention, the connecting guide rod is of a circular column structure with concave middle sections at two sides, the concave part of the connecting guide rod is attached to the outer surface of the positioning block, and the friction force is reduced through arc contact of the concave part and the outer surface of the positioning block.
As a further scheme of the invention, two sides of the positioning block are provided with limiting blocks to avoid the positioning block from moving over the travel.
As a further scheme of the invention, the rolling wheels are movably connected, so that when the conducting wire is in contact with the sliding guide plate, the rolling wheels push the conducting wire to move, thereby avoiding the problem that the conducting wire is accumulated on the rotating shaft, and avoiding the phenomenon that the conducting wire is accumulated because the sliding guide plate cannot be in contact with the conducting wire due to the overlarge moving distance of the anti-winding plate.
Advantageous effects of the invention
Compared with the traditional inverter box, the anti-winding device has the advantages that under the action of the automatic take-up device, the rolling wheels roll to push the wires to move, so that the problem of wire accumulation on the rotating shaft is avoided, when the wires are collected on the rotating shaft for a full circle, the anti-winding plate can be pushed by the wires, so that when the wires move backwards for one grid on the positioning device, the anti-winding plate is in contact with the positioning device through the concave circular column structures at the middle sections of the two sides of the connecting guide rod to reduce friction force, the phenomenon that the anti-winding plate is clamped when moving on the positioning device is avoided, and the distance between every two positioning devices is equal to the diameter of the wires, so that the wires cannot be contacted with the sliding guide plate due to the fact that the sliding guide plate is too large in moving distance, and the problem that the wires are wound and knotted is further avoided.
Drawings
Other features, objects and advantages of the invention will become more apparent from a reading of the detailed description of non-limiting embodiments with reference to the attached drawings.
In the drawings:
fig. 1 is a schematic structural diagram of an inverter box for automatic wire winding and anti-winding for teaching experiments.
Fig. 2 is a structural plan view of an automatic wire take-up device of the present invention.
Fig. 3 is a schematic structural diagram of an anti-wind device according to the present invention.
Fig. 4 is a schematic structural view of an anti-wind plate according to the present invention.
Fig. 5 is a schematic side view of an anti-wind plate according to the present invention.
Fig. 6 is a schematic structural diagram of a positioning device according to the present invention.
In the figure: the automatic winding device comprises an upper cover-1, a control panel-2, an inverter box main body-3, an automatic winding device-4, a dustproof plate-41, a small motor-42, a rotating shaft-43, a lead-44, an anti-winding device-45, a fixing frame-4501, an anti-winding plate-4502, a positioning device-4503, a sliding guide plate-a, a connecting guide rod-b, a sliding guide plate main body-a 1, an arc-shaped guide block-a 2, a rolling wheel-a 3, a positioning block-450301, an outer frame-450302 and an elastic element-450303.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 6, the invention provides a technical scheme of an inverter box with automatic wire winding and anti-winding functions for teaching experiments, which comprises the following steps:
as shown in fig. 1-2, an automatic winding and antiwind inverter box for teaching experiments structurally comprises an upper cover 1, a control panel 2, an inverter box main body 3 and an automatic winding device 4, wherein the upper cover 1 is hinged with the inverter box main body 3, the control panel 2 is embedded in the upper surface of the inverter box main body 3, the automatic winding device 4 is installed on the right side inside the inverter box main body 3, the automatic winding device 4 comprises a dustproof plate 41, a small motor 42, a rotating shaft 43, a wire 44 and an antiwind device 45, the dustproof plate 41 is installed above the small motor 42, the small motor 42 is movably connected with the rotating shaft 43, and the outer surface of the wire 44 is matched with the antiwind device 45.
As shown in fig. 3, the anti-winding device 45 includes a fixing frame 4501, an anti-winding plate 4502, and a positioning device 4503, wherein the fixing frame 4501 is connected with the anti-winding plate 4502, the anti-winding plate 4502 is connected with the positioning device 4503, when the rotating shaft 43 rotates to withdraw the wire 44, the wire 44 is driven by the anti-winding plate 4502 to reciprocate left and right on the outer surface of the rotating shaft 43 to avoid winding of the wire 44, and the position of the anti-winding plate 4502 is controlled by the positioning device 4503 to assist in tidying the wire 44.
As shown in fig. 4 to 5, the anti-wind plate 4502 includes a sliding guide plate a and two connecting guide rods b symmetrically installed at both sides of the sliding guide plate a.
As shown in fig. 5, the slide guide a includes a slide guide body a1, an arc-shaped guide block a2, and a rolling wheel a3, the slide guide body a1 and the arc-shaped guide block a2 are integrally formed, the rolling wheel a3 is movably connected to the slide guide body a1, and when the wire 44 is in contact with the slide guide a, the rolling wheel a3 pushes the wire 44 to move, thereby avoiding the problem of accumulation of the wire 44 on the rotating shaft 43.
As shown in fig. 6, the positioning device 4503 includes a positioning block 450301, an outer frame 450302, and an elastic element 450303, the positioning block 450301 is embedded in the outer frame 450302, the elastic element 450303 is connected to the positioning block 450301, and two sides of the positioning block 450301 are provided with stoppers to prevent the positioning block 450301 from moving over travel.
As shown in fig. 3, the positioning device 4503 is provided with a plurality of positioning devices 4501 equidistantly distributed on both sides of the fixing frame 4501, and the distance between each two positioning devices 4503 is equal to the diameter of the conducting wire 44, so that when the anti-winding plate 4502 moves back one grid on the positioning device 4503, the conducting wire 44 just starts to rotate at the new circle of the rotating shaft 43, and the phenomenon that the sliding guide plate a cannot contact with the conducting wire 44 due to the fact that the anti-winding plate 4502 moves too far is avoided, so that the conducting wire 44 is stacked.
As shown in fig. 3-4, the connecting rod b is a circular column structure with two concave sides and a middle section, and the concave part of the connecting rod b is attached to the outer surface of the positioning block 450301, so that the friction force is reduced by the arc contact of the connecting rod b.
The specific realization principle is as follows: after the student experiment is finished, the control panel 2 controls the small motor 42 in the automatic wire-rewinding device 4 to drive the rotating shaft 43 to rotate, so that the rotating shaft 43 rotates to rewind the lead wire 44, and the lead wire 44 contacts with the sliding guide plate a, and the lead wire 44 is pushed to move by the rolling of the rolling wheel a3, so that the problem that the lead wire 44 is accumulated on the rotating shaft 43 is avoided, after the lead wire 44 is collected on the rotating shaft 43 for a full circle, the anti-winding plate 4502 is pushed by the lead wire 44, so that when the positioning device 4503 moves backwards for one circle, the anti-winding plate 4502 is contacted with the concave positioning device 4503 through the circular column structure connecting the middle sections of the two sides of the guide rod b to reduce friction force, the phenomenon that the anti-winding plate 4502 is stuck when moving on the positioning device 4503 is avoided, and the distance between two positioning devices 4503 is equal to the diameter of the lead wire 44, so that the sliding guide plate a cannot contact with the lead wire 44 to cause the accumulation of the lead wire 44 due to the overlarge moving distance of the anti-winding plate 4502, thereby causing a problem that the wire 44 is twisted and knotted.
The invention solves the problem that the prior inverter in the prior art is basically in the form of a mature product and is arranged on teaching equipment, but the wire between each part is connected after the inverter is used up in an experiment, because the wire groove in the inverter box is an empty groove, students generally directly stack and place the wire, the wire is wound and knotted when the inverter box is used next time, and the wire is easy to damage, the invention combines the above parts, under the action of the automatic wire-rewinding device, the invention pushes the wire to move by rolling of the rolling wheel, thereby avoiding the problem that the wire is stacked on the rotating shaft, when the wire is collected on the rotating shaft for a full circle, the anti-winding plate is pushed by the wire, thereby when the positioning device retreats backwards for a grid, the anti-winding plate is contacted with the positioning device by connecting the concave circular column structures at the two sides of the guide rod to reduce the friction force, the phenomenon of clamping the shell when the anti-winding plate moves on the positioning device is avoided, and the distance between every two positioning devices is equal to the diameter of the wire, so that the problem that the wire is wound and knotted due to the fact that the sliding guide plate cannot be contacted with the wire due to the fact that the moving distance of the anti-winding plate is too large is solved.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (1)
1. The utility model provides an antiwind inverter box of automatic receipts line for teaching experiments, its structure includes upper cover (1), control panel (2), inverter box main part (3), automatic take-up (4), upper cover (1) and inverter box main part (3) hinged joint, control panel (2) embedding is installed in inverter box main part (3) upper surface, install in the inside right side of inverter box main part (3) automatic take-up (4), its characterized in that:
the automatic wire take-up device (4) comprises a dust guard (41), a small motor (42), a rotating shaft (43), a wire (44) and an anti-winding device (45), wherein the dust guard (41) is arranged above the small motor (42), the small motor (42) is movably connected with the rotating shaft (43), and the outer surface of the wire (44) is matched with the anti-winding device (45);
the anti-winding device (45) comprises a fixing frame (4501), an anti-winding plate (4502) and a positioning device (4503), wherein the fixing frame (4501) is connected with the anti-winding plate (4502), and the anti-winding plate (4502) and the positioning device (4503) are connected;
the anti-winding plate (4502) comprises a sliding guide plate (a) and two connecting guide rods (b), and the two connecting guide rods (b) are symmetrically arranged on two sides of the sliding guide plate (a);
the sliding guide plate (a) comprises a sliding guide plate main body (a1), an arc-shaped guide block (a2) and a rolling wheel (a3), the sliding guide plate main body (a1) and the arc-shaped guide block (a2) are of an integrated structure, and the rolling wheel (a3) is movably connected with the sliding guide plate main body (a 1);
the positioning device (4503) comprises a positioning block (450301), an outer frame (450302) and an elastic element (450303), the positioning block (450301) is embedded in the outer frame (450302), and the elastic element (450303) is connected with the positioning block (450301);
the positioning devices (4503) are arranged at the two sides of the fixing frame (4501) at equal intervals, and the distance between every two positioning devices (4503) is equal to the diameter of the lead (44);
the connecting guide rod (b) is of a circular column structure with concave middle sections at two sides, and the concave part of the connecting guide rod (b) is attached to the outer surface of the positioning block (450301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811374887.5A CN109639156B (en) | 2018-11-19 | 2018-11-19 | Antiwind dc-to-ac converter case is received with automation to teaching experiments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811374887.5A CN109639156B (en) | 2018-11-19 | 2018-11-19 | Antiwind dc-to-ac converter case is received with automation to teaching experiments |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109639156A CN109639156A (en) | 2019-04-16 |
| CN109639156B true CN109639156B (en) | 2021-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811374887.5A Active CN109639156B (en) | 2018-11-19 | 2018-11-19 | Antiwind dc-to-ac converter case is received with automation to teaching experiments |
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| CN (1) | CN109639156B (en) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203064916U (en) * | 2012-12-03 | 2013-07-17 | 四川省电力公司资阳公司 | Test wire winding and unwinding box |
| CN206783036U (en) * | 2017-05-18 | 2017-12-22 | 汤东海 | A kind of electric car charger auto take-up |
| CN107741770A (en) * | 2017-11-25 | 2018-02-27 | 四川兴昌盛科技有限公司 | The anti-winding device of computer host box |
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2018
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| Publication number | Publication date |
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| CN109639156A (en) | 2019-04-16 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20210818 Address after: 212132 No. 13, Fengqi Road, Dagang Town, Zhenjiang New Area, Jingkou District, Zhenjiang City, Jiangsu Province Applicant after: Liu Peizhu Address before: No. 49 Front Courtyard of Longcang Village, Dongyuan Town, Quanzhou Taiwanese Investment Zone, Quanzhou City, Fujian Province Applicant before: Hong Jianhong |
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