CN208985445U - A kind of mechanical drawing view projections stage apparatus - Google Patents
A kind of mechanical drawing view projections stage apparatus Download PDFInfo
- Publication number
- CN208985445U CN208985445U CN201821059536.0U CN201821059536U CN208985445U CN 208985445 U CN208985445 U CN 208985445U CN 201821059536 U CN201821059536 U CN 201821059536U CN 208985445 U CN208985445 U CN 208985445U
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- CN
- China
- Prior art keywords
- mounting plate
- screw thread
- internal screw
- cabinet
- rotating bar
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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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of mechanical drawing view projections stage apparatus, the cabinet of placing groove is equipped with including top, the bottom interior wall of placing groove is welded with hollow holders, the inside turning set of the hollow holders is equipped with rotating bar, and the positive/negative thread in hollow holders two sides is provided symmetrically on the outside of the both ends of rotating bar, by positive/negative thread, screw thread is socketed with the first internal screw thread ring and the second internal screw thread ring to rotating bar respectively, is hinged with the first mounting plate and the second mounting plate in the placing groove of the cabinet.The utility model passes through loading seat, the setting of rotating bar, the first internal screw thread ring, the second internal screw thread ring, connecting rod, the first mounting plate, the second mounting plate, fixed gum cover, projection light source and projection screen, light source height can not only be adjusted, it is convenient that the object of different height is projected, to facilitate study, and first mounting plate and the second mounting plate can go back in placing groove, to be convenient for carrying.
Description
Technical field
The utility model relates to instructional device technical field more particularly to a kind of mechanical drawing view projections stage apparatus.
Background technique
Currently, teaching method is mainly either to be passed through always using single mock-up on the classroom of mechanical major
Shi Liyong mapping software is told about.Entire teaching process is more uninteresting, lacks perceptual knowledge, spatial imagination itself is allowed not to be
Good student's study is got up especially difficult, it is difficult to be reached expected teaching efficiency, or even also hit student's learning machine significantly
The confidence of tool relevant knowledge.Occur a kind of platform displaying teaching aid, two that all angles of physical model are projected out thus
Dimensional plane view is preferably shown, and student is facilitated to learn to understand comprising projection light source, projection screen and article carrying platform,
However, it is when in use, there are bulky, it has not been convenient to which teacher carries, and additional easy-to-use, use can not be brought to teacher
The imperfect problem of effect, has to be solved.
Utility model content
Purpose of the utility model is to solve existing projection platform device volume is huge, it has not been convenient to carry, and use
Not enough convenient problem, and a kind of mechanical drawing view projections stage apparatus proposed.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of mechanical drawing view projections stage apparatus is equipped with the cabinet of placing groove including top, in the bottom of placing groove
Wall is welded with hollow holders, and the inside turning set of the hollow holders is equipped with rotating bar, and sets on the outside of the both ends of rotating bar
There is the positive/negative thread for being symmetricly set on hollow holders two sides, screw thread is socketed with spiral shell in first to rotating bar respectively by positive/negative thread
Line ring and the second internal screw thread ring are hinged with the first mounting plate and the second mounting plate, and the first installation in the placing groove of the cabinet
Connecting rod, the second mounting plate are hinged between plate and the second internal screw thread ring and between the second mounting plate and the first internal screw thread ring
Side gluing close to the first mounting plate is fixed with projection screen, and first mounting plate is welded with close to the side of the second mounting plate
Guide rod, and the outside movable sleeve of guide rod is connected to fixed gum cover, the side gluing of fixed gum cover is fixed with projection light source, described
The top of hollow holders is equipped with mounting groove, and rotation is socketed with circular contiguous block, the top of the circular contiguous block in mounting groove
Portion is welded with fixed column, and the top of fixed column is welded with loading seat.
Preferably, the side of the cabinet is equipped with knob, and rotating bar is welded close to one end of knob and knob, and knob
Outside circumferentially arranged with anti-slop serrations, the internal diameter of fixed gum cover is less than the outer diameter of guide rod.
Preferably, the cabinet is fixed with redundant electrical power far from the side gluing of knob, and cabinet is close to the side of knob
Equipped with the first mounting hole being adapted to rotating bar size, rotating bar rotation is set in the first mounting hole.
Preferably, the outer loop-shaped of the first internal screw thread ring and the second internal screw thread ring is rectangle, and the first internal screw thread
The bottom of ring and the second internal screw thread ring is contacted with trench bottom is placed.
Preferably, the loading seat is located at the over top of cabinet, and cabinet has been wholely set just close to the side of knob
Take ring.
Preferably, second mounting plate and projection screen are in the same size, and the width of the second mounting plate is greater than the first installation
The width of plate.
The beneficial effects of the utility model are: by loading seat, rotating bar, the first internal screw thread ring, the second internal screw thread ring, connecting
The setting of extension bar, the first mounting plate, the second mounting plate, fixed gum cover, projection light source and projection screen, can not only adjust light source height
Degree, it is convenient that the object of different height is projected, to facilitate study, and the first mounting plate and the second mounting plate can be gone back to
In placing groove, to be convenient for carrying, since the first mounting plate and the second mounting plate are while being unfolded or returning to simultaneously placing groove
It is interior, for this purpose, to save the time, improving efficiency, using flexible and convenience without separately being operated.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of mechanical drawing view projections stage apparatus structural schematic diagram；
Fig. 2 be the utility model proposes a kind of mechanical drawing view projections stage apparatus the first mounting plate side view signal
Figure.
In figure: 1 cabinet, 2 hollow holders, 3 circular contiguous blocks, 4 fixed columns, 5 loading seats, 6 knobs, 7 rotating bars, 8
One internal screw thread ring, 9 second internal screw thread rings, 10 connecting rods, 11 first mounting plates, 12 second mounting plates, 13 projection screens, 14 guiding
Bar, 15 fixed gum covers, 16 projection light sources.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-2, a kind of mechanical drawing view projections stage apparatus is equipped with the cabinet 1 of placing groove including top, places
The bottom interior wall of slot is welded with hollow holders 2, and the inside turning set of hollow holders 2 is equipped with rotating bar 7, and rotating bar 7
The positive/negative thread in 2 two sides of hollow holders is provided symmetrically on the outside of both ends, rotating bar 7 distinguishes thread bush by positive/negative thread
It is connected to the first internal screw thread ring 8 and the second internal screw thread ring 9, the first mounting plate 11 and the second installation are hinged in the placing groove of cabinet 1
Plate 12, and cut with scissors between the first mounting plate 11 and the second internal screw thread ring 9 and between the second mounting plate 12 and the first internal screw thread ring 8
It is connected to connecting rod 10, the second mounting plate 12 is fixed with projection screen 13, the first mounting plate close to the side gluing of the first mounting plate 11
11 are welded with guide rod 14 close to the side of the second mounting plate 12, and the outside movable sleeve of guide rod 14 is connected to fixed gum cover 15,
The side gluing of fixed gum cover 15 is fixed with projection light source 16, and the top of hollow holders 2 is equipped with mounting groove, and turns in mounting groove
Dynamic to be socketed with circular contiguous block 3, the top of circular contiguous block 3 is welded with fixed column 4, and the top of fixed column 4 is welded with loading
Seat 5, the side of cabinet 1 is equipped with knob 6, and rotating bar 7 is welded close to one end of knob 6 and knob 6, and the outer lateral edge of knob 6
Anti-slop serrations are circumferentially with, the internal diameter of fixed gum cover 15 is less than the outer diameter of guide rod 14, and side gluing of the cabinet 1 far from knob 6 is solid
Surely there is redundant electrical power, and cabinet 1 is equipped with the first mounting hole being adapted to 7 size of rotating bar, rotating bar 7 close to the side of knob 6
Rotation is set in the first mounting hole, and the outer loop-shaped of the first internal screw thread ring 8 and the second internal screw thread ring 9 is rectangle, and first
The bottom of internal screw thread ring 8 and the second internal screw thread ring 9 is contacted with trench bottom is placed, and loading seat 5 is located at the over top of cabinet 1, and
Cabinet 1 has been wholely set portable ring close to the side of knob 6, and the second mounting plate 12 and projection screen 13 are in the same size, and the second peace
The width of loading board 12 is greater than the width of the first mounting plate 11.
Working principle: the first internal screw thread ring 8 and the second internal screw thread ring 9 are symmetricly set on hollow holders in the utility model
Object is placed on loading seat 5 by 2 two sides when in use, later, can rotate rotating bar 7 by turning knob 6, is being turned
In lever 7 under the action of positive/negative thread, the first internal screw thread ring 8 and the second internal screw thread ring 9 of setting are close to each other or separate, when
When one internal screw thread ring 8 and the second internal screw thread ring 9 are located remotely from each other, the first internal screw thread ring 8 and the second internal screw thread ring 9 push corresponding company
Extension bar 10 can drive the first mounting plate 11 to produce out of placing groove simultaneously close to the second mounting plate 12 by two connecting rods 10
It is convenient to use, it is convenient to different height by sliding the height that fixed gum cover 15 is adjustable projection light source 16 when producing
Object is projected, and is known projection of shape by what projection screen 13 can will be apparent that, is facilitated study, when 8 He of the first internal screw thread ring
When second internal screw thread ring 9 is close to each other, the first mounting plate 11 can return in placing groove close to the second mounting plate 12, thus convenient
It carries, be expansion simultaneously due to the first mounting plate 11 and the second mounting plate 12 or return in placing groove simultaneously, for this purpose, without dividing
It drives capable operation into, can save the time, improve efficiency, using flexible, and it is convenient.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of mechanical drawing view projections stage apparatus, it is equipped with the cabinet (1) of placing groove including top, in the bottom of placing groove
Wall is welded with hollow holders (2), which is characterized in that and the inside turning set of the hollow holders (2) is equipped with rotating bar (7),
And the positive/negative thread in hollow holders (2) two sides is provided symmetrically on the outside of the both ends of rotating bar (7), rotating bar (7) passes through
Screw thread is socketed with the first internal screw thread ring (8) and the second internal screw thread ring (9) to positive/negative thread respectively, in the placing groove of the cabinet (1)
Be hinged with the first mounting plate (11) and the second mounting plate (12), and between the first mounting plate (11) and the second internal screw thread ring (9) with
And second be hinged with connecting rod (10) between mounting plate (12) and the first internal screw thread ring (8), the second mounting plate (12) is close to the
The side gluing of one mounting plate (11) is fixed with projection screen (13), and first mounting plate (11) is close to the second mounting plate (12)
Side is welded with guide rod (14), and the outside movable sleeve of guide rod (14) is connected to fixed gum cover (15), fixed gum cover (15)
Side gluing is fixed with projection light source (16), and the top of the hollow holders (2) is equipped with mounting groove, and turning set in mounting groove
It is connected to circular contiguous block (3), is welded with fixed column (4) at the top of the circular contiguous block (3), and the top weldering of fixed column (4)
It is connected to loading seat (5).
2. a kind of mechanical drawing view projections stage apparatus according to claim 1, which is characterized in that the cabinet (1)
Side be equipped with knob (6), and rotating bar (7) is welded close to the one end of knob (6) and knob (6), and the outer lateral edge of knob (6)
Anti-slop serrations are circumferentially with, the internal diameter of fixed gum cover (15) is less than the outer diameter of guide rod (14).
3. a kind of mechanical drawing view projections stage apparatus according to claim 2, which is characterized in that the cabinet (1)
Side gluing far from knob (6) is fixed with redundant electrical power, and cabinet (1) is equipped with and rotating bar (7) close to the side of knob (6)
First mounting hole of size adaptation, rotating bar (7) rotation are set in the first mounting hole.
4. a kind of mechanical drawing view projections stage apparatus according to claim 1, which is characterized in that spiral shell in described first
The outer loop-shaped of line ring (8) and the second internal screw thread ring (9) is rectangle, and the first internal screw thread ring (8) and the second internal screw thread ring (9)
Bottom with place trench bottom contact.
5. a kind of mechanical drawing view projections stage apparatus according to claim 2, which is characterized in that the loading seat
(5) it is located at the over top of cabinet (1), and cabinet (1) has been wholely set portable ring close to the side of knob (6).
6. a kind of mechanical drawing view projections stage apparatus according to claim 1, which is characterized in that second installation
Plate (12) and projection screen (13) are in the same size, and the width of the second mounting plate (12) is greater than the width of the first mounting plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821059536.0U CN208985445U (en) | 2018-06-30 | 2018-06-30 | A kind of mechanical drawing view projections stage apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821059536.0U CN208985445U (en) | 2018-06-30 | 2018-06-30 | A kind of mechanical drawing view projections stage apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208985445U true CN208985445U (en) | 2019-06-14 |
Family
ID=66779645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821059536.0U Expired - Fee Related CN208985445U (en) | 2018-06-30 | 2018-06-30 | A kind of mechanical drawing view projections stage apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208985445U (en) |
-
2018
- 2018-06-30 CN CN201821059536.0U patent/CN208985445U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190614 Termination date: 20200630 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |