CN108990349A - A kind of small-power intermediate frequency power supply of experimental teaching - Google Patents
A kind of small-power intermediate frequency power supply of experimental teaching Download PDFInfo
- Publication number
- CN108990349A CN108990349A CN201811150493.1A CN201811150493A CN108990349A CN 108990349 A CN108990349 A CN 108990349A CN 201811150493 A CN201811150493 A CN 201811150493A CN 108990349 A CN108990349 A CN 108990349A
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- CN
- China
- Prior art keywords
- power supply
- mounting groove
- fixedly connected
- plate
- intermediate frequency
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- 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.)
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Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
-
- 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
- H02M1/00—Details of apparatus for conversion
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0234—Feet; Stands; Pedestals, e.g. wheels for moving casing on floor
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Business, Economics & Management (AREA)
- Power Engineering (AREA)
- Entrepreneurship & Innovation (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Vibration Dampers (AREA)
Abstract
The invention discloses a kind of small-power intermediate frequency power supplies of experimental teaching, including power supply body, the upright side walls of power supply body pass through buffer unit and are fixedly connected with Crashworthy plate, buffer unit includes the first mounting groove for being provided with power supply body side wall, side wall of the Crashworthy plate close to power supply body side offers the second mounting groove corresponding with the first mounting groove, first movement plate is slidably connected in first mounting groove, the second movable plate is slidably connected in second mounting groove, same root telescopic rod is fixedly connected between first movement plate and the second movable plate, same root compressed spring is fixedly connected between first movement plate and the second movable plate, compressed spring be slidingly connected with outside telescopic rod.The present invention is buffered by the buffer unit being arranged, and inner body damages when can prevent power supply from being hit, and by the way that the idler wheel that can be packed up is arranged, is conveniently adjusted the position of intermediate frequency power supply, and can be avoided intermediate frequency power supply automatic moving.
Description
Technical field
The present invention relates to small-power intermediate frequency power supply technical field more particularly to a kind of small-power medium frequency electrics of experimental teaching
Source.
Background technique
There are electrical teaching laboratory in many colleges and universities, and electrical teaching laboratory is able to carry out diversified teaching experiment,
It helps student to understand electrical knowledge, needs to use small-power intermediate frequency power supply in the experiment of some electrical teachings and be powered.
Intermediate frequency power supply is easy to produce collision during transportation in the prior art, since small-power intermediate frequency power supply belongs to essence
Close electronic instrument, when collision, will lead to inner body damage, and existing intermediate frequency power supply is adjusted more inconvenient when position, shadow
Ring the ease of use of intermediate frequency power supply.
Summary of the invention
The purpose of the present invention is to solve generate collision when the transport of intermediate frequency power supply in the prior art to be easy to cause inside zero
A kind of small-power intermediate frequency power supply for experimental teaching that part damage and intermediate frequency power supply are inconvenient to the problem of adjusting position, and propose.
To achieve the goals above, present invention employs following technical solutions:
A kind of small-power intermediate frequency power supply of experimental teaching, including power supply body, the upright side walls of the power supply body are logical
It crosses buffer unit and is fixedly connected with Crashworthy plate, the buffer unit includes the first mounting groove for being provided with power supply body side wall, institute
It states side wall of the Crashworthy plate close to power supply body side and offers the second mounting groove corresponding with the first mounting groove, first peace
First movement plate is slidably connected in tankage, and the second movable plate, the first movement are slidably connected in second mounting groove
Same root telescopic rod is fixedly connected between plate and the second movable plate, it is fixed between the first movement plate and the second movable plate to connect
It is connected to same root compressed spring, the compressed spring is slidingly connected with outside telescopic rod, and the slot bottom of first mounting groove fixes company
It is connected to the first cushion, is fixedly connected with same root buffer spring between first cushion and first movement plate, described
Two movable plates have two buffer bars far from the side walls hinged of compressed spring side, and two buffer bars are arranged in splayed configuration, and two
It is fixedly connected with same root extension spring between a buffer bar, slidably connects sliding panel in second mounting groove, institute
It states side wall of the sliding panel close to buffer bar side and offers sliding groove, the buffer bar is slidably connected with sliding groove, and described second
The slot bottom of mounting groove is fixedly connected with the second cushion.
Preferably, the four corners of the power supply body lower surface are fixedly connected to support column, the following table of the support column
Face offers U-type groove, is rotatably connected to same root bull stick by bearing between the cell wall of the opposite side of the U-type groove, described
The bar wall fixing sleeve of bull stick is connected to connecting plate, and the side wall of the connecting plate is rotatably connected to idler wheel, and the side wall of the connecting plate is opened
Equipped with through-hole, and in through-hole, movable sleeve is connected to inserted link, and the cell wall of the U-type groove opposite side offers pin hole, the inserted link
It is inserted into pin hole.
Preferably, the specific material of first cushion and the second cushion is rubber.
Preferably, the sidewall symmetry of the opposite side of first movement plate is fixedly connected there are two the first sliding block, and described the
The cell wall of one mounting groove offers the first sliding groove to match with sliding block, and the sidewall symmetry of the opposite side of the second movable plate is solid
There are two the second sliding block, the cell wall of second mounting groove offers the second sliding slot to match with sliding block for fixed connection.
Preferably, the sidewall symmetry of the opposite side of the sliding panel is fixedly connected there are two position limiting slide block, second peace
The cell wall of tankage offers the limit sliding chutes to match with position limiting slide block.
Preferably, the corner of the Crashworthy plate is fixedly connected with sheet rubber.
Compared with prior art, the present invention provides a kind of small-power intermediate frequency power supplies of experimental teaching, have following beneficial
Effect:
1, the power supply body of setting, Crashworthy plate, the first installation should be passed through convenient for the small-power intermediate frequency power supply of experimental teaching
Slot, the second mounting groove, first movement plate, the second movable plate, telescopic rod, compressed spring, the first cushion, buffer spring, buffering
Bar, extension spring, sliding panel and the second cushion, when power supply is hit, Crashworthy plate is made Crashworthy plate by impacting rebound power
The second cushion is squeezed, the second cushion occurs flexible deformation and buffered, and the second cushion squeezes sliding panel, and sliding panel squeezes
Two buffer bars make two buffer bar back movements, and two buffer bars pull extension spring to be buffered, and buffer bar squeezes second
Movable plate, the second movable plate squeeze compressed spring and are buffered, and compressed spring squeezes first movement plate, and first movement plate squeezes slow
It rushes spring to be buffered, buffer spring squeezes the first cushion and buffered, and the present apparatus is delayed by the buffer unit being arranged
Punching, inner body damages when can prevent power supply from being hit.
2, should convenient for experimental teaching small-power intermediate frequency power supply, by the support column of setting, U-type groove, bull stick, connecting plate,
Idler wheel and inserted link can be convenient intermediate frequency power supply movement by the idler wheel of setting, slight to lift when intermediate frequency power supply reaches designated position
Intermediate frequency power supply is played, inserted link is extracted, connecting plate is rotated up, connecting plate drives idler wheel upward, and idler wheel is packed up, and then puts down
Frequency power, support column and ground face contact, can be avoided intermediate frequency power supply automatic moving, the rolling that the present apparatus can be packed up by setting
Wheel, is conveniently adjusted the position of intermediate frequency power supply, and can be avoided intermediate frequency power supply automatic moving.
It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the present invention passes through
The buffer unit of setting is buffered, and inner body damages when can prevent power supply from being hit, and can be packed up by setting
Idler wheel, is conveniently adjusted the position of intermediate frequency power supply, and can be avoided intermediate frequency power supply automatic moving.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the small-power intermediate frequency power supply of experimental teaching proposed by the present invention；
Fig. 2 is the structural schematic diagram of part A in Fig. 1；
Fig. 3 is a kind of cross-sectional view of the small-power intermediate frequency power supply B-B direction of experimental teaching proposed by the present invention.
In figure: 1 power supply body, 2 Crashworthy plates, 3 first mounting grooves, 4 second mounting grooves, 5 first movement plates, 6 second movements
Plate, 7 telescopic rods, 8 compressed springs, 9 first cushions, 10 buffer springs, 11 buffer bars, 12 extension springs, 13 sliding panels, 14
Two cushions, 15 support columns, 16U type groove, 17 bull sticks, 18 connecting plates, 19 idler wheels, 20 inserted links.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
Referring to Fig.1-3, the small-power intermediate frequency power supply of a kind of experimental teaching, including power supply body 1, power supply body 1 it is vertical
Side wall passes through buffer unit and is fixedly connected with Crashworthy plate 2, and buffer unit includes the first installation for being provided with 1 side wall of power supply body
Slot 3, side wall of the Crashworthy plate 2 close to 1 side of power supply body offer second mounting groove 4 corresponding with the first mounting groove 3, and first
First movement plate 5 is slidably connected in mounting groove 3, and the second movable plate 6, first movement plate 5 are slidably connected in the second mounting groove 4
It is fixedly connected with same root telescopic rod 7 between the second movable plate 6, is fixedly connected between first movement plate 5 and the second movable plate 6
There is same root compressed spring 8, compressed spring 8 is slidingly connected with outside telescopic rod 7, and the slot bottom of the first mounting groove 3 is fixedly connected with
One cushion 9 is fixedly connected with same root buffer spring 10, the second movable plate 6 between first cushion 9 and first movement plate 5
The side walls hinged of separate 8 side of compressed spring has two buffer bars 11, and two buffer bars 11 are arranged in splayed configuration, two buffer bars
It is fixedly connected with same root extension spring 12 between 11, sliding panel 13 is slidably connected in the second mounting groove 4, sliding panel 13 is close
The side wall of 11 side of buffer bar offers sliding groove, and buffer bar 11 is slidably connected with sliding groove, and the slot bottom of the second mounting groove 4 is fixed
It is connected with the second cushion 14.
The four corners of 1 lower surface of power supply body are fixedly connected to support column 15, and the lower surface of support column 15 offers U-shaped
Slot 16, is rotatably connected to same root bull stick 17 by bearing between the cell wall of the opposite side of U-type groove 16, and the bar wall of bull stick 17 is solid
Surely it is socketed with connecting plate 18, the side wall of connecting plate 18 is rotatably connected to idler wheel 19, and the side wall of connecting plate 18 offers through-hole, and logical
Movable sleeve is connected to inserted link 20 in hole, and the cell wall of 16 opposite side of U-type groove offers pin hole, and inserted link 20 is inserted into pin hole.
The specific material of first cushion 9 and the second cushion 14 is rubber, and elastic deformation, deformation can occur for rubber
After can be restored to original state.
The sidewall symmetry of the opposite side of first movement plate 5 is fixedly connected there are two the first sliding block, the cell wall of the first mounting groove 3
Offer the first sliding groove to match with sliding block, the sidewall symmetry of the opposite side of the second movable plate 6 is fixedly connected with that there are two second
The cell wall of sliding block, the second mounting groove 4 offers the second sliding slot to match with sliding block, it is ensured that first movement plate 5 can be
Smooth sliding in first mounting groove 3 guarantees the smooth sliding in the second mounting groove 3 of the second movable plate 6.
The sidewall symmetry of the opposite side of sliding panel 13 is fixedly connected there are two position limiting slide block, and the cell wall of the second mounting groove 4 is opened
It equipped with the limit sliding chutes to match with position limiting slide block, is cooperated by position limiting slide block and limit sliding chutes, guarantees 13 energy of sliding panel
Enough smooth slidings in the second mounting groove 4.
The corner of Crashworthy plate 2 is fixedly connected with sheet rubber, and sheet rubber can protect Crashworthy plate 2.
In the present invention, when power supply is hit, Crashworthy plate 2 is made Crashworthy plate 2 squeeze the second buffering by impacting rebound power
Pad 14, the second cushion 14 occur flexible deformation and are buffered, and the second cushion 14 squeezes sliding panel 13, and sliding panel 13 squeezes two
A buffer bar 11 makes two 11 back movements of buffer bar, and two buffer bars 11 pull extension spring 12 to be buffered, buffer bar 11
The second movable plate 6 is squeezed, the second movable plate 6 compression compressed spring 8 is buffered, and compressed spring 8 squeezes first movement plate 5, the
One movable plate 5 squeezes buffer spring 10 and is buffered, and buffer spring 10 squeezes the first cushion 9 and buffered, and the present apparatus passes through
The buffer unit of setting is buffered, and inner body damages when can prevent power supply from being hit, can by the idler wheel 19 of setting
To facilitate intermediate frequency power supply mobile, when intermediate frequency power supply reaches designated position, intermediate frequency power supply is slightly lifted, extracts inserted link 20, it will even
Fishplate bar 18 is rotated up, and connecting plate 18 drives idler wheel 19 to pack up idler wheel 19 upwards, then put down intermediate frequency power supply, support column 15
With ground face contact, intermediate frequency power supply automatic moving can be avoided, idler wheel 19 that the present apparatus can be packed up by setting is conveniently adjusted
The position of frequency power, and can be avoided intermediate frequency power supply automatic moving.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of small-power intermediate frequency power supply of experimental teaching, including power supply body (1), which is characterized in that the power supply body (1)
Upright side walls pass through buffer unit and be fixedly connected with Crashworthy plate (2), the buffer unit includes being provided with power supply body (1)
The first mounting groove (3) of side wall, side wall of the Crashworthy plate (2) close to power supply body (1) side offer and the first mounting groove
(3) corresponding second mounting groove (4), first mounting groove (3) is interior to be slidably connected first movement plate (5), and described second
It is slidably connected the second movable plate (6) in mounting groove (4), it is fixed between the first movement plate (5) and the second movable plate (6) to connect
It is connected to same root telescopic rod (7), same root compression is fixedly connected between the first movement plate (5) and the second movable plate (6)
Spring (8), the compressed spring (8) are slidingly connected with telescopic rod (7) outside, and the slot bottom of first mounting groove (3) is fixedly connected
Have the first cushion (9), is fixedly connected with same root buffer spring between first cushion (9) and first movement plate (5)
(10), second movable plate (6) has two buffer bars (11) far from the side walls hinged of compressed spring (8) side, described in two
Buffer bar (11) is arranged in splayed configuration, is fixedly connected with same root extension spring (12), institute between two buffer bars (11)
It states and is slidably connected sliding panel (13) in the second mounting groove (4), side wall of the sliding panel (13) close to buffer bar (11) side
Sliding groove is offered, the buffer bar (11) is slidably connected with sliding groove, and the slot bottom of second mounting groove (4) is fixedly connected with
Second cushion (14).
2. a kind of small-power intermediate frequency power supply of experimental teaching according to claim 1, which is characterized in that the power supply body
(1) four corners of lower surface are fixedly connected to support column (15), and the lower surface of the support column (15) offers U-type groove
(16), it is rotatably connected to same root bull stick (17) between the cell wall of the opposite side of the U-type groove (16) by bearing, described turn
The bar wall fixing sleeve of bar (17) is connected to connecting plate (18), and the side wall of the connecting plate (18) is rotatably connected to idler wheel (19), described
The side wall of connecting plate (18) offers through-hole, and movable sleeve is connected to inserted link (20) in through-hole, U-type groove (16) opposite side
Cell wall offers pin hole, and the inserted link (20) is inserted into pin hole.
3. a kind of small-power intermediate frequency power supply of experimental teaching according to claim 1, which is characterized in that first buffering
The specific material for padding (9) and the second cushion (14) is rubber.
4. a kind of small-power intermediate frequency power supply of experimental teaching according to claim 1, which is characterized in that the first movement
The sidewall symmetry of the opposite side of plate (5) is fixedly connected there are two the first sliding block, the cell wall of first mounting groove (3) offer with
The first sliding groove that sliding block matches, the sidewall symmetry of the opposite side of second movable plate (6) are fixedly connected sliding there are two second
The cell wall of block, second mounting groove (4) offers the second sliding slot to match with sliding block.
5. a kind of small-power intermediate frequency power supply of experimental teaching according to claim 1, which is characterized in that the sliding panel
(13) sidewall symmetry of opposite side is fixedly connected there are two position limiting slide block, the cell wall of second mounting groove (4) offer with
The limit sliding chutes that position limiting slide block matches.
6. a kind of small-power intermediate frequency power supply of experimental teaching according to claim 1, which is characterized in that the Crashworthy plate
(2) corner is fixedly connected with sheet rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811150493.1A CN108990349A (en) | 2018-09-29 | 2018-09-29 | A kind of small-power intermediate frequency power supply of experimental teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811150493.1A CN108990349A (en) | 2018-09-29 | 2018-09-29 | A kind of small-power intermediate frequency power supply of experimental teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108990349A true CN108990349A (en) | 2018-12-11 |
Family
ID=64543171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811150493.1A Withdrawn CN108990349A (en) | 2018-09-29 | 2018-09-29 | A kind of small-power intermediate frequency power supply of experimental teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108990349A (en) |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181211 |