CN108806434A - Three-dimensional magnetic line of force demonstration device - Google Patents
Three-dimensional magnetic line of force demonstration device Download PDFInfo
- Publication number
- CN108806434A CN108806434A CN201810746375.0A CN201810746375A CN108806434A CN 108806434 A CN108806434 A CN 108806434A CN 201810746375 A CN201810746375 A CN 201810746375A CN 108806434 A CN108806434 A CN 108806434A
- Authority
- CN
- China
- Prior art keywords
- plate
- demonstration device
- welded
- hole
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000007787 solid Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 5
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000011187 glycerol Nutrition 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- 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
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/181—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for electric and magnetic fields; for voltages; for currents
Landscapes
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Algebra (AREA)
- Pure & Applied Mathematics (AREA)
- Mathematical Physics (AREA)
- Computational Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Accessories Of Cameras (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a kind of three-dimensional magnetic line of force demonstration devices, including demonstration device ontology, the lower section of the demonstration device ontology is equipped with placement rack, placing groove is offered at the top of placement rack, placement plate is slidably fitted in placing groove, first rotation slot there are two being opened up in the bottom interior wall of placing groove, it is rotatablely equipped with lead screw in first rotation slot, the outside fixing sleeve of lead screw is equipped with the first angular wheel, rotation hole is offered on the both sides inner wall of placing groove, first rotating shaft is rotatablely equipped in rotation hole, two first rotating shafts one end close to each other is welded with the second angular wheel, second angular wheel is meshed with the first angular wheel, the outer sheath of first rotating shaft is equipped with connecting rope, the bottom of placement plate is opened up there are two thread groove.Practicability of the present invention is high, by traction rope and the first fixed plate, is convenient for carrying, and by placement plate and the second shaft, is convenient for the rotation of demonstration device ontology, facilitates the viewing of student.
Description
Technical field
The present invention relates to Teaching Equipment technical field more particularly to a kind of three-dimensional magnetic line of force demonstration devices.
Background technology
It is used to observe that the instrument of the magnetic line of force largely reflects belongs to plane property in middle school period, it can be anti-
The instrument that three-dimensional magnetic line of force phenomenon should be gone out is seldom, even if having, effect is also undesirable, and through retrieval, Authorization Notice No. is
A kind of three-dimensional magnetic line of force demonstrator disclosed in CN206584633U, including：Container, magnetic field generating body and swarf mixed liquor,
The container includes the bottle and bottle cap for having certain transparency, and bottle upper end is equipped with bottleneck, and bottleneck is mutually matched with bottle cap,
The rectangle notch entered on the outside of bottle is equipped in the middle part of the container, notch matches with magnetic field generating body；Described
Magnetic field generating body is the bar magnet with certain magnetic field intensity；The swarf mixed liquor is that can be suspended in viscous liquid carefully
The mixing liquid of the glycerine of iron filings and suspension swarf；Swarf mixed liquor is filled in the container.In use, first will
Swarf and viscous liquid glycerine are fabricated to mixing liquid, fill container, cover tightly bottle cap；Secondly, container is overturn and is rocked, is made in bottle
Swarf mixed liquor is uniformly distributed；Finally, bar magnet is inserted into from notch in the middle part of container rapidly, so far, you can clearly see
The formation of the three-dimensional magnetic line of force is examined, but its demonstration device can not be rotated, and facilitate the viewing of student, and the demonstration device is inconvenient
In carrying, therefore we have proposed three-dimensional magnetic line of force demonstration devices for solving the above problems.
Invention content
Technical problems based on background technology, the present invention propose three-dimensional magnetic line of force demonstration device.
Solid magnetic line of force demonstration device proposed by the present invention, including demonstration device ontology, the lower section of the demonstration device ontology are equipped with
Placement rack offers placing groove at the top of placement rack, placement plate is slidably fitted in placing groove, is opened in the bottom interior wall of placing groove
If there are two the first rotation slot, lead screw is rotatablely equipped in the first rotation slot, the outside fixing sleeve of lead screw is equipped with the first conical tooth
It takes turns, offers rotation hole on the both sides inner wall of placing groove, first rotating shaft, two first rotating shaft phases are rotatablely equipped in rotation hole
Mutually close one end is welded with the second angular wheel, and the second angular wheel is meshed with the first angular wheel, first rotating shaft
Outer sheath is equipped with connecting rope, and the bottom of placement plate is opened up there are two thread groove, and lead screw is threadedly coupled with thread groove, the top of placement plate
Portion offers the second rotation slot, and the second shaft is rotatablely equipped in the second rotation slot, and demonstration device ontology is fixedly installed in second turn
The top both sides on the top of axis, placement rack are welded with the first vertical plate, and the side that two the first vertical plates are located remotely from each other is opened
Equipped with sliding groove, sliding panel is slidably fitted in sliding groove, the top of connecting rope is fixedly connected with the bottom of corresponding sliding panel,
The bottom of sliding panel is welded with multiple springs, and the bottom end of multiple springs on the same sliding panel is welded in sliding groove
It is welded with the second vertical plate in bottom interior wall, at the top of sliding panel, cross-drilled hole is offered on the second vertical plate, is slidably installed in cross-drilled hole
There is transverse slat, is in contact at the top of the bottom of transverse slat and placement plate, the side that two transverse slats are located remotely from each other is welded with connecting plate, and two
A connecting plate side close to each other is welded with multiple first fixed plates.
Preferably, the side that two the second vertical plates are located remotely from each other offers multiple first fixing grooves, the first fixed plate
It is mutually clamped with corresponding first fixing groove, two transverse slats side close to each other is welded with the second fixed plate, the second shaft
Outside offer multiple second fixing grooves, the second fixed plate is mutually clamped with corresponding second fixing groove, and two transverse slats are mutual
There are two traction rope, the second fixed plate is located between two traction ropes for close side connection.
Preferably, the quantity of second fixing groove is 16, and 16 the second fixing grooves are arranged in a ring.
Preferably, sealing ring, the second fixed plate and corresponding sealing ring are installed on the side wall of second fixing groove
Inside is slidably connected.
Preferably, the side that two connecting plates are located remotely from each other is welded with handle, and handle is equipped with antiskid thread.
Preferably, one end that two first rotating shafts are located remotely from each other is welded with second handle, and is set on the outside of second handle
There is Anti-slip cover.
Preferably, the both sides of the placement rack are welded with sets plate below rotation hole, sets and is opened at the top of plate
Equipped with the first hole, snap-gauge is slidably fitted in the first hole, the bottom of first rotating shaft offers the second hole, and phase is run through at the top of snap-gauge
The bottom in corresponding second hole, snap-gauge is welded with third handle.
Preferably, the first rotating shaft is located at the outside inside rotation hole and is equipped with sliding block, and the inner wall of rotation hole is equipped with
Endless glide, and sliding block is slidably connected with endless glide.
Compared with prior art, the beneficial effects of the invention are as follows：
(1), it is matched by sliding panel, sliding groove, the first fixed plate and the first fixing groove, it is sliding during carrying
The top of movable plate is in contact with the top inner wall of sliding groove, and the first fixing board card ensure that the steady of carrying in the first fixing groove
It is qualitative, it only needs to carry traction rope at this time, be convenient for carrying；
(2), pass through placement rack, placing groove, placement plate, lead screw, the first angular wheel, rotation hole, first rotating shaft, the second cone
Shape gear, connecting rope, thread groove, the second shaft, demonstration device ontology, the first vertical plate, sliding panel, the second vertical plate, transverse slat, company
Fishplate bar, the first fixed plate, the first fixing groove, the second fixed plate, the second fixing groove and traction rope match, when it is desired to be used,
Second handle is rotated, second handle drives first rotating shaft to be rotated, and first rotating shaft drives the second angular wheel to be rotated, the
Two taper gear bands move the first angular wheel and are rotated, and the first angular wheel drives lead screw to be rotated, lead screw and thread groove
It is threadedly coupled, placement plate is driven to be moved, placement plate drives demonstration device ontology to be moved by the second shaft, first rotating shaft
Connecting rope is driven to be moved simultaneously, connecting rope drives sliding panel to be moved, and sliding panel squeezes spring, and sliding panel drives second
Vertical plate is moved, and the second vertical plate band motion plate is moved, when the bottom connection of the top of placement plate and transverse slat touches,
Stop operating second handle, pushes third handle, third handle that snap-gauge is driven to be moved so that and snap-gauge is caught in the second hole,
First rotating shaft is fixed, the second shaft can be rotated manually at this time, the second shaft drives demonstration device ontology to be rotated, when
When demonstration device ontology turns to suitable position, push the first in command, the first in command that connecting plate is driven to move, connecting plate band
Motion plate is moved, and transverse slat drives the second fixed plate to be moved so that the second fixed plate is caught in corresponding second and fixes
In slot, the first fixed plate is caught in the first fixing groove at this time, and the second shaft after rotation is fixed.
Practicability of the present invention is high, by traction rope and the first fixed plate, is convenient for carrying, and pass through placement plate and second turn
Axis is convenient for the rotation of demonstration device ontology, facilitates the viewing of student.
Description of the drawings
Fig. 1 is the structural schematic diagram of three-dimensional magnetic line of force demonstration device proposed by the present invention；
Fig. 2 is the structural schematic diagram of the part A of three-dimensional magnetic line of force demonstration device proposed by the present invention；
Fig. 3 is the structural schematic diagram of the part B of three-dimensional magnetic line of force demonstration device proposed by the present invention；
Fig. 4 is the structural schematic diagram of the C portion of three-dimensional magnetic line of force demonstration device proposed by the present invention；
Fig. 5 is the structural schematic diagram of the parts D of three-dimensional magnetic line of force demonstration device proposed by the present invention.
In figure：1 placement rack, 2 placing grooves, 3 placement plates, 4 first rotation slots, 5 lead screws, 6 first angular wheels, 7 rotation holes,
8 first rotating shafts, 9 second angular wheels, 10 connecting ropes, 11 thread grooves, 12 second rotation slots, 13 second shafts, 14 demonstration device sheets
Body, 15 first vertical plates, 16 sliding grooves, 17 sliding panels, 18 second vertical plates, 19 cross-drilled holes, 20 transverse slats, 21 connecting plates, 22 first
Fixed plate, 23 first fixing grooves, 24 second fixed plates, 25 second fixing grooves, 26 traction ropes.
Specific implementation mode
The present invention is made further to explain with reference to specific embodiment.
Embodiment
Referring to Fig.1-5, three-dimensional magnetic line of force demonstration device, including demonstration device ontology 14, demonstration device sheet are proposed in the present embodiment
The lower section of body 14 is equipped with placement rack 1, and the top of placement rack 1 offers placing groove 2, placement plate 3 is slidably fitted in placing groove 2,
It is opened up in the bottom interior wall of placing groove 2 there are two the first rotation slot 4, lead screw 5 is rotatablely equipped in the first rotation slot 4, lead screw 5
Outside fixing sleeve is equipped with the first angular wheel 6, and rotation hole 7 is offered on the both sides inner wall of placing groove 2, is rotated in rotation hole 7
First rotating shaft 8 is installed, two first rotating shafts 8 one end close to each other is welded with the second angular wheel 9, the second angular wheel
9 are meshed with the first angular wheel 6, and the outer sheath of first rotating shaft 8 is equipped with connecting rope 10, there are two the bottom of placement plate 3 opens up
Thread groove 11, lead screw 5 are threadedly coupled with thread groove 11, and the top of placement plate 3 offers the second rotation slot 12, the second rotation slot 12
It is inside rotatablely equipped with the second shaft 13, demonstration device ontology 14 is fixedly installed in the top of the second shaft 13, the top two of placement rack 1
Side is welded with the first vertical plate 15, and the side that two the first vertical plates 15 are located remotely from each other offers sliding groove 16, sliding groove
Sliding panel 17 is slidably fitted in 16, the top of connecting rope 10 is fixedly connected with the bottom of corresponding sliding panel 17, sliding panel 17
Bottom be welded with multiple springs, the bottom end of multiple springs on the same sliding panel 17 is welded in the bottom of sliding groove 16
On portion's inner wall, the top of sliding panel 17 is welded with the second vertical plate 18, offers cross-drilled hole 19 on the second vertical plate 18, in cross-drilled hole 19
It is slidably fitted with transverse slat 20, the bottom of transverse slat 20 is in contact with the top of placement plate 3, and the side that two transverse slats 20 are located remotely from each other is equal
It is welded with connecting plate 21, two connecting plates 21 side close to each other is welded with multiple first fixed plates 22, passes through sliding panel
17, sliding groove 16, the first fixed plate 22 and the first fixing groove 23 match, during carrying, the top of sliding panel 17 with
The top inner wall of sliding groove 16 is in contact, and the first fixed plate 22 is stuck in the first fixing groove 23, ensure that the stability of carrying, this
When only need to carry traction rope 26, be convenient for carrying；Pass through placement rack 1, placing groove 2, placement plate 3, lead screw 5, the first taper
Gear 6, rotation hole 7, first rotating shaft 8, the second angular wheel 9, connecting rope 10, thread groove 11, the second shaft 13, demonstration device ontology
14, the first vertical plate 15, sliding panel 17, the second vertical plate 18, transverse slat 20, connecting plate 21, the first fixed plate 22, the first fixing groove
23, the second fixed plate 24, the second fixing groove 25 and traction rope 26 match, and when it is desired to be used, rotate second handle, second
Hand-motion first rotating shaft 8 is rotated, and first rotating shaft 8 drives the second angular wheel 9 to be rotated, and the second angular wheel 9 drives
First angular wheel 6 is rotated, and the first angular wheel 6 drives lead screw 5 to be rotated, and lead screw 5 is threadedly coupled with thread groove 11,
Placement plate 3 is driven to be moved, placement plate 3 drives demonstration device ontology 14 to be moved by the second shaft 13, and first rotating shaft 8 is same
When drive connecting rope 10 moved, connecting rope 10 drive sliding panel 17 moved, sliding panel 17 squeeze spring, sliding panel 17
The second vertical plate 18 is driven to be moved, the second vertical plate 18 is moved with motion plate 20, the top when placement plate 3 and transverse slat
When 20 bottom connection touches, stop operating second handle, pushes third handle, third handle that snap-gauge is driven to be moved so that
Snap-gauge is caught in the second hole, and first rotating shaft 8 is fixed, and can rotate the second shaft 13,13 band of the second shaft manually at this time
Dynamic demonstration device ontology 14 is rotated, and when demonstration device ontology 14 turns to suitable position, pushes the first in command, the first in command
Connecting plate 21 is driven to be moved, connecting plate 21 is moved with motion plate 20, and transverse slat 20 drives the second fixed plate 24 to be moved
It is dynamic so that the second fixed plate 24 is caught in corresponding second fixing groove 25, and the first fixed plate 22 is caught in the first fixing groove at this time
In 23, the second shaft 13 after rotation is fixed, practicability of the present invention is high, by traction rope 26 and the first fixed plate 22,
It is convenient for carrying, and by placement plate 3 and the second shaft 13, is convenient for the rotation of demonstration device ontology 14, facilitates the viewing of student.
In the present embodiment, the side that two the second vertical plates 18 are located remotely from each other offers multiple first fixing grooves 23, the
One fixed plate 22 is clamped with corresponding first fixing groove, 23 phase, and it is solid that two transverse slats 20 side close to each other is welded with second
The outside of fixed board 24, the second shaft 13 offers multiple second fixing grooves 25, and the second fixed plate 24 is fixed with corresponding second
25 phase of slot clamps, and the side connection close to each other of two transverse slats 20 there are two traction rope 26, positioned at two lead by the second fixed plate 24
Between messenger 26, the quantity of the second fixing groove 25 is 16, and 16 the second fixing grooves 25 are arranged in a ring, and second fixes
Sealing ring is installed on the side wall of slot 25, is slidably connected on the inside of the second fixed plate 24 and corresponding sealing ring, two connecting plates
21 sides being located remotely from each other are welded with handle, and handle is equipped with antiskid thread, one end that two first rotating shafts 8 are located remotely from each other
It is welded with second handle, and the outside of second handle is equipped with Anti-slip cover, the both sides of placement rack 1 are welded with positioned at rotation hole 7
Plate is set in lower section, sets and offers the first hole at the top of plate, and snap-gauge, the bottom of first rotating shaft 8 are slidably fitted in the first hole
The second hole is offered, corresponding second hole is run through at the top of snap-gauge, and the bottom of snap-gauge is welded with third handle, first rotating shaft 8
Outside inside rotation hole 7 is equipped with sliding block, and the inner wall of rotation hole 7 is equipped with endless glide, and sliding block and endless glide
It is slidably connected, is matched by sliding panel 17, sliding groove 16, the first fixed plate 22 and the first fixing groove 23, in the process of carrying
In, the top of sliding panel 17 is in contact with the top inner wall of sliding groove 16, and the first fixed plate 22 is stuck in the first fixing groove 23, protects
The stability carried has been demonstrate,proved, has only needed to carry traction rope 26 at this time, be convenient for carrying；By placement rack 1, placing groove 2, place
Plate 3, lead screw 5, the first angular wheel 6, rotation hole 7, first rotating shaft 8, the second angular wheel 9, connecting rope 10, thread groove 11,
Two shafts 13, demonstration device ontology 14, the first vertical plate 15, sliding panel 17, the second vertical plate 18, transverse slat 20, connecting plate 21, first
Fixed plate 22, the first fixing groove 23, the second fixed plate 24, the second fixing groove 25 and traction rope 26 match, when it is desired to be used,
Second handle is rotated, second handle drives first rotating shaft 8 to be rotated, and first rotating shaft 8 drives 9 turns of the second angular wheel
Dynamic, the second angular wheel 9 drives the first angular wheel 6 to be rotated, and the first angular wheel 6 drives lead screw 5 to be rotated, lead screw
5 are threadedly coupled with thread groove 11, and placement plate 3 is driven to be moved, and placement plate 3 drives demonstration device ontology 14 by the second shaft 13
It is moved, first rotating shaft 8 drives connecting rope 10 to be moved simultaneously, and connecting rope 10 drives sliding panel 17 to be moved, and slides
Plate 17 squeezes spring, and sliding panel 17 drives the second vertical plate 18 to be moved, and the second vertical plate 18 is moved with motion plate 20,
When the bottom connection of the top of placement plate 3 and transverse slat 20 touches, stop operating second handle, pushes third handle, third handle
Snap-gauge is driven to be moved so that snap-gauge is caught in the second hole, and first rotating shaft 8 is fixed, and can rotate the manually at this time
Two shafts 13, the second shaft 13 drives demonstration device ontology 14 to be rotated, when demonstration device ontology 14 turns to suitable position,
Push the first in command, the first in command that connecting plate 21 is driven to move, connecting plate 21 is moved with motion plate 20,20 band of transverse slat
Dynamic second fixed plate 24 is moved so that the second fixed plate 24 is caught in corresponding second fixing groove 25, and first is solid at this time
Fixed board 22 is caught in the first fixing groove 23, and the second shaft 13 after rotation is fixed, and practicability of the present invention is high, passes through traction
Rope 26 and the first fixed plate 22, are convenient for carrying, and by placement plate 3 and the second shaft 13, are convenient for the rotation of demonstration device ontology 14
Turn, facilitates the viewing of student.
In the present embodiment, in use, during carrying, the top of sliding panel 17 and the top inner wall phase of sliding groove 16
Contact, the first fixed plate 22 are stuck in the first fixing groove 23, ensure that the stability of carrying, only need to carry traction rope 26 at this time
, it is convenient for carrying, when it is desired to be used, rotates second handle, second handle drives first rotating shaft 8 to be rotated, first turn
Axis 8 drives the second angular wheel 9 to be rotated, and the second angular wheel 9 drives the first angular wheel 6 to be rotated, the first taper
Gear 6 drives lead screw 5 to be rotated, and lead screw 5 is threadedly coupled with thread groove 11, and placement plate 3 is driven to be moved, and placement plate 3 is logical
Crossing the second shaft 13 drives demonstration device ontology 14 to be moved, and first rotating shaft 8 drives connecting rope 10 to be moved simultaneously, connecting rope
10 drive sliding panels 17 are moved, and sliding panel 17 squeezes spring, and sliding panel 17 drives the second vertical plate 18 to be moved, and second
Vertical plate 18 is moved with motion plate 20, when the bottom connection of the top of placement plate 3 and transverse slat 20 touches, stops operating second
Handle, push third handle, third handle drive snap-gauge moved so that snap-gauge is caught in the second hole, to first rotating shaft 8 into
Row is fixed, and can rotate the second shaft 13 manually at this time, and the second shaft 13 drives demonstration device ontology 14 to be rotated, works as demonstration device
When ontology 14 turns to suitable position, push the first in command, the first in command that connecting plate 21 is driven to move, 21 band of connecting plate
Motion plate 20 is moved, and transverse slat 20 drives the second fixed plate 24 to be moved so that the second fixed plate 24 is caught in corresponding
In second fixing groove 25, the first fixed plate 22 is caught in the first fixing groove 23 at this time, is consolidated to the second shaft 13 after rotation
It is fixed.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one 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 (8)
1. three-dimensional magnetic line of force demonstration device, including demonstration device ontology (14), which is characterized in that the lower section of the demonstration device ontology (14)
Equipped with placement rack (1), placing groove (2) is offered at the top of placement rack (1), placement plate (3) is slidably fitted in placing groove (2),
It is opened up in the bottom interior wall of placing groove (2) there are two the first rotation slot (4), the first rotation slot (4) is interior to be rotatablely equipped with lead screw
(5), the outside fixing sleeve of lead screw (5) is equipped with the first angular wheel (6), and rotation is offered on the both sides inner wall of placing groove (2)
Hole (7), rotation hole (7) is interior to be rotatablely equipped with first rotating shaft (8), and two first rotating shaft (8) one end close to each other are welded with
Second angular wheel (9), the second angular wheel (9) are meshed with the first angular wheel (6), and first rotating shaft is arranged on the outside of (8)
There are connecting rope (10), the bottom of placement plate (3) to open up there are two thread groove (11), lead screw (5) is threadedly coupled with thread groove (11),
The second rotation slot (12) is offered at the top of placement plate (3), is rotatablely equipped with the second shaft (13) in the second rotation slot (12), is drilled
Show that device ontology (14) is fixedly installed in the top of the second shaft (13), the top both sides of placement rack (1) are welded with first vertically
Plate (15), the side that two the first vertical plates (15) are located remotely from each other offer sliding groove (16), peace are slided in sliding groove (16)
Equipped with sliding panel (17), the top of connecting rope (10) is fixedly connected with the bottom of corresponding sliding panel (17), sliding panel (17)
Bottom is welded with multiple springs, and the bottom end for being located at multiple springs on the same sliding panel (17) is welded in sliding groove (16)
In bottom interior wall, the second vertical plate (18) is welded at the top of sliding panel (17), the second vertical plate offers cross-drilled hole on (18)
(19), it is slidably fitted with transverse slat (20) in cross-drilled hole (19), be in contact at the top of the bottom of transverse slat (20) and placement plate (3), two
The side that transverse slat (20) is located remotely from each other is welded with connecting plate (21), and two connecting plate (21) sides close to each other are welded with
Multiple first fixed plates (22).
2. solid magnetic line of force demonstration device according to claim 1, which is characterized in that two the second vertical plates (18) are mutually remote
From side offer multiple first fixing grooves (23), the first fixed plate (22) is mutually blocked with corresponding first fixing groove (23)
Dress, two transverse slat (20) sides close to each other are welded with the second fixed plate (24), and the second shaft offers on the outside of (13)
Multiple second fixing grooves (25), the second fixed plate (24) are mutually clamped with corresponding second fixing groove (25), two transverse slats (20)
There are two traction rope (26), the second fixed plate (24) is located between two traction ropes (26) for side connection close to each other.
3. solid magnetic line of force demonstration device according to claim 2, which is characterized in that the quantity of second fixing groove (25)
It it is 16, and 16 the second fixing grooves (25) are arranged in a ring.
4. solid magnetic line of force demonstration device according to claim 2, which is characterized in that the side wall of second fixing groove (25)
On sealing ring is installed, be slidably connected on the inside of the second fixed plate (24) and corresponding sealing ring.
5. solid magnetic line of force demonstration device according to claim 1, which is characterized in that two connecting plates (21) were located remotely from each other
Side is welded with handle, and handle is equipped with antiskid thread.
6. solid magnetic line of force demonstration device according to claim 1, which is characterized in that two first rotating shafts (8) are located remotely from each other
One end be welded with second handle, and the outside of second handle is equipped with Anti-slip cover.
7. solid magnetic line of force demonstration device according to claim 1, which is characterized in that weld the both sides of the placement rack (1)
It is connected to and sets plate below rotation hole (7), set and offer the first hole at the top of plate, card is slidably fitted in the first hole
The bottom of plate, first rotating shaft (8) offers the second hole, and corresponding second hole is run through at the top of snap-gauge, and the bottom of snap-gauge is welded
There is third handle.
8. solid magnetic line of force demonstration device according to claim 1, which is characterized in that the first rotating shaft (8) is located at rotation
The internal outside in hole (7) is equipped with sliding block, and the inner wall of rotation hole (7) is equipped with endless glide, and sliding block is slided with endless glide
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810746375.0A CN108806434B (en) | 2018-07-09 | 2018-07-09 | Three-dimensional magnetic line demonstrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810746375.0A CN108806434B (en) | 2018-07-09 | 2018-07-09 | Three-dimensional magnetic line demonstrator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108806434A true CN108806434A (en) | 2018-11-13 |
| CN108806434B CN108806434B (en) | 2020-11-17 |
Family
ID=64075830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810746375.0A Active CN108806434B (en) | 2018-07-09 | 2018-07-09 | Three-dimensional magnetic line demonstrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108806434B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206726610U (en) * | 2017-05-02 | 2017-12-08 | 长沙医学院 | A kind of coronary atherosclerosis model exhibiting device |
| CN107507491A (en) * | 2017-08-22 | 2017-12-22 | 泰州市江南教学仪器设备有限公司 | A kind of model exhibition stand of teaching |
| CN107731053A (en) * | 2017-11-07 | 2018-02-23 | 周笑同 | A kind of English teaching device of convenient height regulation |
| CN107742447A (en) * | 2017-10-26 | 2018-02-27 | 绍兴柯桥雷霄机械科技有限公司 | A kind of stereoscopic teaching display screen easy to use |
| CN207059622U (en) * | 2017-08-23 | 2018-03-02 | 柴波 | A kind of art teaching easel for being easy to regulation |
| CN108008093A (en) * | 2017-12-29 | 2018-05-08 | 广东东方纵横检测有限公司 | A kind of food inspection machine for being used for trace element and Analysis of Heavy Metal |
| CN207558232U (en) * | 2016-11-10 | 2018-06-29 | 重庆工业职业技术学院 | A kind of think of political affairs classroom instruction appurtenance |
| CN207571912U (en) * | 2017-10-10 | 2018-07-03 | 张凤贵 | A kind of intelligent mathematical teaching displaying device convenient for adjusting |
-
2018
- 2018-07-09 CN CN201810746375.0A patent/CN108806434B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207558232U (en) * | 2016-11-10 | 2018-06-29 | 重庆工业职业技术学院 | A kind of think of political affairs classroom instruction appurtenance |
| CN206726610U (en) * | 2017-05-02 | 2017-12-08 | 长沙医学院 | A kind of coronary atherosclerosis model exhibiting device |
| CN107507491A (en) * | 2017-08-22 | 2017-12-22 | 泰州市江南教学仪器设备有限公司 | A kind of model exhibition stand of teaching |
| CN207059622U (en) * | 2017-08-23 | 2018-03-02 | 柴波 | A kind of art teaching easel for being easy to regulation |
| CN207571912U (en) * | 2017-10-10 | 2018-07-03 | 张凤贵 | A kind of intelligent mathematical teaching displaying device convenient for adjusting |
| CN107742447A (en) * | 2017-10-26 | 2018-02-27 | 绍兴柯桥雷霄机械科技有限公司 | A kind of stereoscopic teaching display screen easy to use |
| CN107731053A (en) * | 2017-11-07 | 2018-02-23 | 周笑同 | A kind of English teaching device of convenient height regulation |
| CN108008093A (en) * | 2017-12-29 | 2018-05-08 | 广东东方纵横检测有限公司 | A kind of food inspection machine for being used for trace element and Analysis of Heavy Metal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108806434B (en) | 2020-11-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203913893U (en) | A kind of portable dais | |
| CN107713341A (en) | A kind of multi-action computer teaching equipment | |
| CN207302372U (en) | A kind of English teaching contrast translating equipment easy to use | |
| CN107890208A (en) | A kind of teaching multifunctional platform | |
| CN207587225U (en) | A kind of auxiliary of junior middle school Chinese classic poetry recites device | |
| CN107518605A (en) | A kind of learning table special for students with Telescopic | |
| CN206480244U (en) | A kind of auxiliary mathematics teaching appliance | |
| CN108806434A (en) | Three-dimensional magnetic line of force demonstration device | |
| CN109050101A (en) | A kind of English teaching device | |
| CN211529440U (en) | Economic teaching content display device | |
| CN205997566U (en) | A kind of convenient regulation and the English teaching auxiliary device of wide adaptability | |
| CN206039887U (en) | High school is presentation device for biological teaching | |
| CN209842902U (en) | English translation learning auxiliary device | |
| CN104299507B (en) | Connected mode demonstrator | |
| CN208889061U (en) | A kind of movable type teaching of Chinese utensil storage displaying device | |
| CN205247770U (en) | Winding device's teaching presentation device | |
| CN206082616U (en) | Division of endocrinology uses test -tube rack | |
| CN204351318U (en) | Integral intelligent Electronic platform | |
| CN203633701U (en) | Computer working table for art teaching | |
| CN207107093U (en) | The rotatable positioner of feeding spaced papers carton | |
| CN204331917U (en) | A kind of baffle plate anti-pinch device and Possum | |
| CN210627564U (en) | But angle of adjustment's education and teaching is with show board | |
| CN206975905U (en) | A kind of laboratory discrete transmission device | |
| CN106898200B (en) | A kind of trigonometric function image conversion demenstration method and device | |
| CN206231106U (en) | The all-in-one machine for multimedia teaching classroom fixed mount being moved easily |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201102 Address after: 325200 Dadao village, Feiyun street, Ruian City, Wenzhou City, Zhejiang Province (east of Feiyun Town Central Primary School) Applicant after: Ruian dengdimen Education Technology Co., Ltd Address before: 310000 310, room 5, 3 Ning Ning lane, Xihu District, Hangzhou, Zhejiang. Applicant before: Tang Yue |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |