CN111273510A - Think political affairs training and use portable projection arrangement - Google Patents
Think political affairs training and use portable projection arrangement Download PDFInfo
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- CN111273510A CN111273510A CN202010187908.3A CN202010187908A CN111273510A CN 111273510 A CN111273510 A CN 111273510A CN 202010187908 A CN202010187908 A CN 202010187908A CN 111273510 A CN111273510 A CN 111273510A
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- 230000007246 mechanism Effects 0.000 claims abstract description 66
- 230000005540 biological transmission Effects 0.000 claims abstract description 39
- 229920001971 elastomer Polymers 0.000 claims abstract description 12
- 239000005060 rubber Substances 0.000 claims abstract description 12
- 230000001681 protective effect Effects 0.000 claims abstract description 6
- 230000003028 elevating effect Effects 0.000 claims abstract 3
- 238000013016 damping Methods 0.000 claims description 23
- 230000035939 shock Effects 0.000 claims description 14
- 230000000670 limiting effect Effects 0.000 claims description 12
- 238000005192 partition Methods 0.000 claims description 5
- 239000011241 protective layer Substances 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 4
- 230000003993 interaction Effects 0.000 description 4
- 210000003781 tooth socket Anatomy 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F3/00—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic
- F16F3/02—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic with springs made of steel or of other material having low internal friction
- F16F3/04—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic with springs made of steel or of other material having low internal friction composed only of wound springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/38—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by folding, e.g. pivoting or scissors tong mechanisms
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
The invention discloses a portable projection device for thinking administration training, relates to the technical field of portable projection, and solves the problem that the external connection interferes with a projector during projection to hinder the work of the projector. The utility model provides a think political affairs training and use portable projection arrangement, includes the box, flip is installed to the up end of box, the inoxidizing coating is installed to flip's up end, the surface of box one side is provided with transmission device, the surface mounting of box one end has the handle, the lower terminal surface of box is provided with rubber protective edge, projection mechanism is installed to the inboard of box, projection mechanism's one end is provided with the projection mouth, elevating system is installed to projection mechanism's lower terminal surface, damper is installed to the lower terminal surface of box, supporting mechanism is all installed to projection mechanism's both sides, spacing slide bar is installed to supporting mechanism's lower terminal surface. The invention ensures that when the projector is used for projection, even if a user operates the projector, the projection picture is not influenced.
Description
Technical Field
The invention relates to the technical field of portable projection, in particular to a portable projection device for thinking and political affairs training.
Background
Projector apparatuses have been widely used in conference, teaching, entertainment, and other places, and an existing projector apparatus generally includes a projector and a projector mount, the projector being mounted on the projector mount, and the projector mount being mountable at a designated position so as to satisfy a constraint relation required for a distance and a height between the projector and a wall or a projection curtain wall, thereby allowing a picture to be projected to the wall or a projection screen through the projector.
However, the projector and the projector in the prior art may shake due to external interference, thereby causing the projection image to shake, and making it difficult for the user to view the stable projection image. Particularly, for a projector with functions of interaction, image capture, automatic focusing and the like, the shaking of a projection picture can cause that the functions of interaction, capture, focusing and the like are difficult to realize, and the normal use of a user is influenced; therefore, the existing requirements are not met, and a portable projection device for thinking and political training is provided for the requirements.
Disclosure of Invention
The invention aims to provide a portable projection device for thinking and political affairs training, which aims to solve the problem that a projection picture shakes due to the fact that a projector support and a projector which are proposed in the background technology are likely to shake due to external interference, so that a user cannot watch a stable projection picture easily. Particularly, in a projector having functions of interaction, image capture, auto focus, and the like, the shaking of a projection screen causes problems such as difficulty in implementing the functions of interaction, capture, and focus, and influences on normal use of a user.
In order to achieve the purpose, the invention provides the following technical scheme: a portable projection device for ideological and political affairs training comprises a box body, wherein a flip cover is installed on the upper end face of the box body, a protective layer is installed on the upper end face of the flip cover, a transmission mechanism is arranged on the outer surface of one side of the box body, a handle is installed on the outer surface of one end of the box body, a rubber protective edge is arranged on the lower end face of the box body, a projection mechanism is installed on the inner side of the box body, a projection opening is formed in one end of the projection mechanism, a lifting mechanism is installed on the lower end face of the projection mechanism, a damping mechanism is installed on the lower end face of the box body, supporting mechanisms are installed on two sides of the projection mechanism, a limiting slide bar is installed on the lower end face of each supporting mechanism, a transmission shaft;
the damping mechanism comprises a bottom plate, a main support plate, an auxiliary support plate, lower end damping rods, a screw rod, damping support frames, telescopic damping rods, fixing holes and height knobs, the main support plate is installed at the upper end of the bottom plate, the auxiliary support plate is installed at the upper end of the main support plate, the main support plate is connected with the bottom plate through the lower end damping rods, the screw rod is installed on the inner side of the lower end damping rods, two height knobs are installed on one side of the bottom plate, two telescopic damping rods are installed at the lower end of the inner side of the auxiliary support plate, the damping support frames are installed on the upper end face of the main support plate, the lifting mechanism comprises contact rods, limit soft rubbers, limit grooves, support cross rods, connecting shaft pins, symmetrical screw rods and support low rods, the number of the contact rods is three, the limit soft rubbers are installed on two sides of the inner wall of the contact rods, four support horizontal poles, wherein two are installed to the lower terminal surface of contact lever the connecting pin is all installed at the both ends of supporting the horizontal pole, every the crossbar is all installed to the lower terminal surface of connecting pin, two the connection pivot is installed to the cross position of crossbar, the lower terminal surface of crossbar is installed and is supported the low pole, two support and connect through the symmetry screw rod between the low pole.
Preferably, transmission device includes shell, operating panel, data jack and transfer line, the surface of shell one side is provided with the data jack, the up end of shell is provided with operating panel, the surface mounting of shell opposite side has transfer line.
Preferably, a partition plate is arranged between the auxiliary support plate and the main support plate, and the partition plate is connected with the main support plate and the auxiliary support plate through shaft pins.
Preferably, the screw rod penetrates through one side of the bottom plate and extends to one side of the high knob, a sliding block is installed on the lower end face of the lower end shock absorption rod, the other end of the screw rod penetrates through one side of the sliding block, and the screw rod is connected with the sliding block in a threaded meshing mode.
Preferably, the upper end face of the bottom plate is provided with two sliding grooves, and the screw penetrates through the sliding grooves and extends to one end of the inner wall of the sliding grooves.
Preferably, the thread rotating directions of the symmetrical screw rods are symmetrically arranged, the two ends of each symmetrical screw rod are provided with clamping sleeves, and the symmetrical screw rods are meshed with the clamping sleeves through tooth grooves.
Preferably, one end of the symmetrical screw is provided with a special-shaped gear, and the two special-shaped gears are meshed with one side of the transmission gear.
Preferably, the lower end surface of the cross rod is completely attached to the upper end of the support low rod, and the cross rod is connected with the support low rod through a connecting pin.
Preferably, a motor is installed on one side of one of the transmission gears, and the transmission gear is meshed with the motor through a tooth socket.
Preferably, one end of the transmission line is connected to one side of the projection mechanism, and the other end of the transmission line is connected to one side of the housing.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention drives the transmission shaft to rotate through the rotation of the motor, drives the special-shaped gear to rotate through the transmission gear, thereby driving the symmetrical screw rods to rotate, enables the support low rod to move inwards through the meshing of the clamping sleeve and the tooth grooves of the symmetrical screw rods, drives the lower end of the cross rod to contract inwards, lifts the contact rod through the cross characteristic of the cross rod, and lifts the projection mechanism upwards, and jacks the turnover cover through the matching of the support mechanism and the projection mechanism, so that the top end of the limit slide rod moves downwards to complete the lifting action;
2. according to the invention, the height knob is rotated to drive the screw rod through the height knob, so that the sliding block moves to one side, the main supporting plate is jacked up, the partition plate and the auxiliary supporting plate are jacked up through a linkage design, external vibration can be isolated when the device is used through the design of the mechanism, the device can be upwards transmitted, the height can be adjusted at any time, various working modes are adopted, the folding design is realized, and the occupied space is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is an open schematic view of the case of the present invention;
FIG. 3 is a schematic view of the installation of the base plate of the present invention;
FIG. 4 is a schematic structural diagram of the lifting mechanism of the present invention;
FIG. 5 is a schematic structural view of the shock absorbing mechanism of the present invention;
FIG. 6 is a partial structural view of the rubber protective edge of the present invention.
In the figure: 1. a box body; 2. a protective layer; 3. a cover is turned; 4. a handle; 5. a support mechanism; 6. a transport mechanism; 601. a housing; 602. an operation panel; 603. a data jack; 604. a transmission line; 7. a damping mechanism; 701. a base plate; 702. a main supporting plate; 703. a sub-support plate; 704. a lower end shock absorbing rod; 705. a screw; 706. a damping support frame; 707. a telescopic shock-absorbing rod; 708. a fixing hole; 709. a height knob; 8. a lifting mechanism; 801. a contact lever; 802. limiting soft rubber; 803. a limiting groove; 804. a support rail; 805. a connecting pin; 806. a cross bar; 807. connecting a shaft pin; 808. symmetrical screw rods; 809. supporting the lower rod; 9. a drive shaft; 10. a transmission gear; 11. a projection mechanism; 12. a projection port; 13. a rubber protective edge; 14. and limiting the sliding rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 6, an embodiment of the present invention includes: a portable projection device for ideological and political affairs training comprises a box body 1, wherein a flip 3 is installed on the upper end face of the box body 1, a protective layer 2 is installed on the upper end face of the flip 3, a transmission mechanism 6 is arranged on the outer surface of one side of the box body 1, a handle 4 is installed on the outer surface of one end of the box body 1, a rubber protective edge 13 is arranged on the lower end face of the box body 1, a projection mechanism 11 is installed on the inner side of the box body 1, a projection opening 12 is formed in one end of the projection mechanism 11, a lifting mechanism 8 is installed on the lower end face of the projection mechanism 11, a damping mechanism 7 is installed on the lower end face of the box body 1, supporting mechanisms 5 are installed on two sides of the projection mechanism 11, a limiting slide rod 14 is installed on the lower end face of;
the shock absorption mechanism 7 comprises a bottom plate 701, a main support plate 702, an auxiliary support plate 703, lower end shock absorption rods 704, screws 705, damping support frames 706, telescopic shock absorption rods 707, fixing holes 708 and height knobs 709, the upper end of the bottom plate 701 is provided with the main support plate 702, the upper end of the main support plate 702 is provided with the auxiliary support plate 703, the main support plate 702 is connected with the bottom plate 701 through the lower end shock absorption rods 704, the screws 705 are arranged on the inner side of the lower end shock absorption rods 704, one side of the bottom plate 701 is provided with the two height knobs 709, the lower end of the inner side of the auxiliary support plate 703 is provided with the two telescopic shock absorption rods 707, the damping support frame 706 is arranged on the upper end face of the main support plate 702, the lifting mechanism 8 comprises contact rods 801, limiting soft rubbers 802, limiting grooves 803, supporting cross rods 804, connecting pins 805, cross rods 806, connecting shaft pins 807, symmetrical screws 808 and supporting low rods 809, the middle position of the contact rod 801 is provided with a limiting groove 803, the lower end face of the contact rod 801 is provided with four supporting cross rods 804, two ends of each of the two supporting cross rods 804 are provided with a connecting pin 805, the lower end face of each connecting pin 805 is provided with a cross rod 806, the cross position of the two cross rods 806 is provided with a connecting shaft pin 807, the lower end face of each cross rod 806 is provided with a supporting low rod 809, the cross rods 806 can move along with the rotation of the symmetrical screw rods 808 through the design of the connecting pins, the two supporting low rods 809 are connected through the symmetrical screw rods 808, and the symmetrical screw rods 808 can realize the function of symmetrical movement through the mechanism.
Further, the transmission mechanism 6 comprises a shell 601, an operation panel 602, a data jack 603 and a transmission line 604, the data jack 603 is arranged on the outer surface of one side of the shell 601, the operation panel 602 is arranged on the upper end face of the shell 601, the transmission line 604 is arranged on the outer surface of the other side of the shell 601, and through the design of the transmission mechanism 6, the purpose of facilitating the connection of an operator with an external USB flash disk can be achieved, and the operation can be facilitated.
Further, install the baffle between accessory backing plate 703 and the main backup pad 702, the baffle all passes through the pin connection with main backup pad 702 and accessory backing plate 703, installs the baffle additional and be for can excessive shaking force between accessory backing plate 703 and the main backup pad 702, reduce the vibration sense and upwards stretch.
Further, the screw 705 extends to the side of the height knob 709 through one side of the bottom plate 701, the slider is installed on the lower end surface of the lower end damping rod 704, the other end of the screw 705 extends to one side of the slider, the screw 705 is connected with the slider through thread engagement, and the adjustment of the damping degree of the damping mechanism 7 and the increase of the height can be realized through the mechanism.
Further, the upper end face of the bottom plate 701 is provided with two sliding grooves, the screw 705 penetrates through the sliding grooves and extends to one end of the inner wall of the sliding grooves, and the height and the damping degree of the damping mechanism 7 can be automatically adjusted through the action of the screw 705.
Further, the rotation directions of the threads of the symmetrical screw rods 808 are symmetrically arranged, the two ends of the symmetrical screw rods 808 are respectively provided with a clamping sleeve, the symmetrical screw rods 808 are connected with the clamping sleeves in a meshed manner through tooth grooves, and the symmetrical screw rods 808 can realize the function of symmetrical movement through the mechanism.
Further, one end of the symmetrical screw 808 is provided with a special-shaped gear, and the two special-shaped gears are meshed with one side of the transmission gear 10, so that the lifting mechanism 8 can be in linkage action.
Furthermore, the lower end surface of the cross rod 806 is completely attached to the upper end of the support low rod 809, the cross rod 806 is connected with the support low rod 809 through a connecting pin, and the cross rod 806 can move along with the rotation of the symmetrical screw 808 through the design of the connecting pin.
Further, a motor is installed on one side of one of the transmission gears 10, the transmission gear 10 is meshed with the motor through a tooth socket, and the motor drives the transmission gear 10 to rotate, so that the lifting mechanism 8 achieves a lifting function.
Further, one end of the transmission line 604 is connected to one side of the projection mechanism 11, and the other end of the transmission line 604 is connected to one side of the housing 601, so that it is possible to prevent an operator from interfering with the projection mechanism 11 and hindering the projection operation when the projection mechanism 11 is in use.
The working principle is as follows: when the device is used, the working state of the internal structure of the device is checked, the device is placed in a working area, a power supply is switched on, the device is horizontally placed in front of a projection screen, a machine is started, a transmission shaft 9 is driven to rotate through the rotation of a motor, a special-shaped gear is driven to rotate through a transmission gear 10, so that a symmetrical screw 808 is driven to rotate, a supporting low rod 809 moves inwards through the meshing of a clamping sleeve and a tooth groove of the symmetrical screw 808, the lower end of a cross rod 806 is driven to contract inwards, the contact rod 801 is lifted through the cross characteristic of the cross rod 806, a projection mechanism 11 is lifted upwards, a turnover cover 3 is lifted through the matching of a supporting mechanism 5 and the projection mechanism 11, the top end of a limiting slide rod 14 moves downwards to complete the lifting action, the automatic lifting of the device can be realized through the mechanism, and the projection mechanism 11 is hidden in the box body 1 when, the damage machine, and through transmission device 6's design, make the device when using, the user also can operate the projecting apparatus, and can not influence the use of projecting apparatus, after accomplishing, rotate high knob 709, drive screw rod 705 through high knob 709, make the slider to one side removal, thereby with main tributary fagging 702 jack-up, through the linkage design, thereby with baffle and accessory support plate 703 jack-up, design through this mechanism, can make the device separate external vibrations when using, upwards transmission, and can also adjust the height at any time, multiple working method, folding design, reduce occupation space.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes 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.
Claims (10)
1. The utility model provides a think political affairs training and use portable projection arrangement, includes box (1), its characterized in that: the protective layer is characterized in that a flip cover (3) is installed on the upper end face of the box body (1), a protective layer (2) is installed on the upper end face of the flip cover (3), a transmission mechanism (6) is arranged on the outer surface of one side of the box body (1), a handle (4) is installed on the outer surface of one end of the box body (1), a rubber protective edge (13) is arranged on the lower end face of the box body (1), a projection mechanism (11) is installed on the inner side of the box body (1), a projection opening (12) is formed in one end of the projection mechanism (11), an elevating mechanism (8) is installed on the lower end face of the projection mechanism (11), a damping mechanism (7) is installed on the lower end face of the box body (1), supporting mechanisms (5) are installed on two sides of the projection mechanism (11), a limiting slide rod (14) is installed on the lower end face, three transmission gears (10) are arranged on the upper end face of the transmission shaft (9);
damper (7) are including bottom plate (701), main tributary backup pad (702), accessory support board (703), lower extreme shock attenuation pole (704), screw rod (705), damping support frame (706), flexible shock attenuation pole (707), fixed orifices (708) and height knob (709), main tributary backup pad (702) is installed to the upper end of bottom plate (701), accessory support board (703) is installed to the upper end of main tributary backup pad (702), main tributary backup pad (702) is connected through lower extreme shock attenuation pole (704) with bottom plate (701), screw rod (705) are installed to the inboard of lower extreme shock attenuation pole (704), two height knobs (709) are installed to one side of bottom plate (701), two flexible shock attenuation poles (707) are installed to the lower extreme of accessory support board (703) inboard, damping support frame (706) are installed to the up end of main tributary backup pad (702), elevating system (8) are including contact pole (801), A limit soft rubber (802), a limit groove (803), a support cross bar (804), a connecting pin (805), a cross bar (806), a connecting shaft pin (807), a symmetrical screw rod (808) and a support low bar (809), three contact rods (801) are provided, two sides of the inner wall of each contact rod (801) are provided with limit soft rubber (802), a limiting groove (803) is arranged in the middle of the contact rod (801), four supporting cross rods (804) are arranged on the lower end face of the contact rod (801), wherein both ends of the two supporting cross rods (804) are respectively provided with a connecting pin (805), the lower end surface of each connecting pin (805) is respectively provided with a cross rod (806), the cross position of the two cross rods (806) is provided with a connecting shaft pin (807), the lower end face of the cross rod (806) is provided with support low rods (809), and the two support low rods (809) are connected through symmetrical screw rods (808).
2. The portable projection device for ideological and political training of claim 1, wherein: the transmission mechanism (6) comprises a shell (601), an operation panel (602), a data jack (603) and a transmission line (604), wherein the data jack (603) is arranged on the outer surface of one side of the shell (601), the operation panel (602) is arranged on the upper end surface of the shell (601), and the transmission line (604) is arranged on the outer surface of the other side of the shell (601).
3. The portable projection device for ideological and political training of claim 1, wherein: and a partition plate is arranged between the auxiliary support plate (703) and the main support plate (702), and the partition plate is connected with the main support plate (702) and the auxiliary support plate (703) through shaft pins.
4. The portable projection device for ideological and political training of claim 1, wherein: the screw rod (705) penetrates through one side of the bottom plate (701) and extends to one side of the height knob (709), a sliding block is installed on the lower end face of the lower end damping rod (704), the other end of the screw rod (705) penetrates through one side of the sliding block, and the screw rod (705) is connected with the sliding block in a threaded meshing mode.
5. The portable projection device for ideological and political training of claim 1, wherein: the upper end face of the bottom plate (701) is provided with two sliding grooves, and the screw rod (705) penetrates through the sliding grooves and extends to one end of the inner wall of the sliding grooves.
6. The portable projection device for ideological and political training of claim 1, wherein: the screw thread direction of rotation of symmetry screw rod (808) sets up for the symmetry, the both ends of symmetry screw rod (808) all are provided with the cutting ferrule, symmetry screw rod (808) is connected through the tooth's socket meshing with the cutting ferrule.
7. The portable projection device for ideological and political training of claim 1, wherein: one end of the symmetrical screw rod (808) is provided with special-shaped gears, and the two special-shaped gears are meshed with one side of the transmission gear (10).
8. The portable projection device for ideological and political training of claim 1, wherein: the lower end face of the cross rod (806) is completely attached to the upper end of the support low rod (809), and the cross rod (806) is connected with the support low rod (809) through a connecting pin.
9. The portable projection device for ideological and political training of claim 1, wherein: one side of one of the transmission gears (10) is provided with a motor, and the transmission gear (10) is meshed with the motor through a tooth groove.
10. The portable projection device for ideological and political training of claim 2, wherein: one end of the transmission line (604) is connected with one side of the projection mechanism (11), and the other end of the transmission line (604) is connected with one side of the shell (601).
Priority Applications (1)
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CN202010187908.3A CN111273510B (en) | 2020-03-17 | 2020-03-17 | Think political affairs training and use portable projection arrangement |
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CN202010187908.3A CN111273510B (en) | 2020-03-17 | 2020-03-17 | Think political affairs training and use portable projection arrangement |
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CN111273510A true CN111273510A (en) | 2020-06-12 |
CN111273510B CN111273510B (en) | 2021-10-01 |
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CN202010187908.3A Expired - Fee Related CN111273510B (en) | 2020-03-17 | 2020-03-17 | Think political affairs training and use portable projection arrangement |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111853463A (en) * | 2020-07-31 | 2020-10-30 | 枣庄学院 | Action image broadcast propaganda device of university's action |
Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202005003818U1 (en) * | 2005-03-09 | 2005-05-12 | DICOTA Gesellschaft zur Entwicklung von Tragesystemen für elektrische Geräte mbH | Case for transporting at least one electronic device, e.g. computer or projector, has panel pivotably joined to lid that can adopt position with lid raised in which electronic device on panel can be arranged in operating position |
CN206421602U (en) * | 2016-09-19 | 2017-08-18 | 北华大学 | A kind of college English Teaching intellectuality teaching aid device |
CN107145030A (en) * | 2017-06-24 | 2017-09-08 | 胡菊兰 | A kind of projecting apparatus for possessing elevating function |
CN206504076U (en) * | 2017-03-03 | 2017-09-19 | 哈尔滨理工大学 | A kind of position and the camera pedestal of variable-angle |
CN207065017U (en) * | 2017-07-16 | 2018-03-02 | 李奕金 | A kind of support for placing computer |
CN207486389U (en) * | 2017-10-30 | 2018-06-12 | 安庆师范大学 | A kind of microelectric technique apparatus for demonstrating for physics teaching |
CN109458537A (en) * | 2018-11-29 | 2019-03-12 | 大连仟面影视发展有限公司 | A kind of high stability photographic device and adjusting method |
CN109686216A (en) * | 2019-01-09 | 2019-04-26 | 郑州科技学院 | A kind of displaying device for indoor design |
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-
2020
- 2020-03-17 CN CN202010187908.3A patent/CN111273510B/en not_active Expired - Fee Related
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202005003818U1 (en) * | 2005-03-09 | 2005-05-12 | DICOTA Gesellschaft zur Entwicklung von Tragesystemen für elektrische Geräte mbH | Case for transporting at least one electronic device, e.g. computer or projector, has panel pivotably joined to lid that can adopt position with lid raised in which electronic device on panel can be arranged in operating position |
CN206421602U (en) * | 2016-09-19 | 2017-08-18 | 北华大学 | A kind of college English Teaching intellectuality teaching aid device |
CN206504076U (en) * | 2017-03-03 | 2017-09-19 | 哈尔滨理工大学 | A kind of position and the camera pedestal of variable-angle |
CN107145030A (en) * | 2017-06-24 | 2017-09-08 | 胡菊兰 | A kind of projecting apparatus for possessing elevating function |
CN207065017U (en) * | 2017-07-16 | 2018-03-02 | 李奕金 | A kind of support for placing computer |
CN207486389U (en) * | 2017-10-30 | 2018-06-12 | 安庆师范大学 | A kind of microelectric technique apparatus for demonstrating for physics teaching |
CN109935112A (en) * | 2017-12-19 | 2019-06-25 | 董峰娟 | A kind of apparatus for demonstrating for network system integration |
CN109458537A (en) * | 2018-11-29 | 2019-03-12 | 大连仟面影视发展有限公司 | A kind of high stability photographic device and adjusting method |
CN209540422U (en) * | 2018-12-26 | 2019-10-25 | 深圳市绿巨能科技发展有限公司 | A kind of multifunctional free adjusting bracket |
CN209591126U (en) * | 2019-01-07 | 2019-11-05 | 覃侯健 | Projection arrangement is used in a kind of teaching of electric business |
CN209674562U (en) * | 2019-01-08 | 2019-11-22 | 广州科技贸易职业学院 | A kind of think of political affairs training projection arrangement |
CN109686216A (en) * | 2019-01-09 | 2019-04-26 | 郑州科技学院 | A kind of displaying device for indoor design |
CN209947032U (en) * | 2019-02-25 | 2020-01-14 | 苏州美众链互联网服务有限公司 | Intelligent touch POS cash register |
Cited By (2)
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CN111853463B (en) * | 2020-07-31 | 2021-11-30 | 枣庄学院 | Action image broadcast propaganda device of university's action |
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