CN212208589U

CN212208589U - Projecting apparatus is used in teaching

Info

Publication number: CN212208589U
Application number: CN202021311561.0U
Authority: CN
Inventors: 黄永成
Original assignee: SHENZHEN YINGZHI TECHNOLOGY CO LTD
Current assignee: SHENZHEN YINGZHI TECHNOLOGY CO LTD
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2020-12-22
Anticipated expiration: 2030-07-07

Abstract

The utility model discloses a projecting apparatus is used in teaching, including sucking disc, head rod, second connecting rod, lifter, spacing head, adjust knob, projecting apparatus, spout and movable rod, the sucking disc is located the bottom of whole device, the sucking disc upper end is equipped with the stabilizer blade, the stabilizer blade upper end is connected with the head rod, head rod one side is connected with the lifter, the lifter is connected on the pillar, spacing overhead end is equipped with the projecting apparatus, the projecting apparatus bottom is equipped with the threaded rod, projecting apparatus one side is equipped with radiator fan, the projecting apparatus front side is equipped with the camera lens. The utility model discloses the projecting apparatus that sets up is equipped with louvre and radiator fan and lets the projecting apparatus dispel the heat fast, and the bottom of projecting apparatus is equipped with the support frame, and whole support frame can the height-adjusting also can the adjusting position, can remove and adjust in arbitrary direction, and projected position carries out accurate regulation as required, and the support frame is convenient for pack up moreover, conveniently carries, is fit for using widely.

Description

Projecting apparatus is used in teaching

Technical Field

The utility model relates to a teaching equipment technical field particularly, relates to a projecting apparatus is used in teaching.

Background

The projector is a device which can project images or videos onto a curtain, can be connected with a computer, a VCD, a DVD, a game machine, a DV and the like through different interfaces to play corresponding video signals, is widely applied to families, offices, schools and entertainment places, has the basic principle that the appearance and the outline of a workpiece are enlarged by using an optical element and then projected onto a screen, can be used for measuring the outline by using transmitted light, can also be used for measuring the surface shape of a non-through hole by using reflected light, and is also commonly used for measuring complex outlines and small workpieces besides viewing.

Present teaching projecting apparatus hangs on the wall mostly, perhaps directly places in the projection of going on at the desk, has restricted the height of projecting apparatus like this, can not adjust the height of projecting apparatus, can not change the position of projecting apparatus moreover, can not be accurate carry out the projection, influences the teaching quality easily, and present projecting apparatus heat dissipation is not thorough in addition, can not carry out effectual heat dissipation, needs a teaching to solve this problem with the projecting apparatus.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a projecting apparatus is used in teaching to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a projector for teaching, which comprises a sucker, a first connecting rod, a second connecting rod, a lifting rod, a limiting head, an adjusting knob, a projector, a chute and a movable rod, the sucker is positioned at the bottom end of the whole device, the upper end of the sucker is provided with a support leg, the upper end of the support leg is connected with the first connecting rod, one side of the first connecting rod is connected with the lifting rod, the lifting rod is connected on the support, the upper end of the first connecting rod is connected with the second connecting rod, the movable rod is arranged between the second connecting rod and the first connecting rod, the inner side of the second connecting rod is provided with the sliding chute, the upper end of the second connecting rod is provided with the limiting head, one side of the limiting head is provided with the adjusting knob, the projector is arranged at the upper end of the limiting head, a threaded rod is arranged at the bottom end of the projector, a cooling fan is arranged on one side of the projector, and a lens is arranged on the front side of the projector.

Further, the pillar bottom is equipped with the base, pillar and base fixed connection.

Furthermore, a handle is arranged on the first connecting rod and fixedly connected with the first connecting rod.

Furthermore, a movable shaft is arranged between the first connecting rod and the support leg, and the movable shaft is fixedly connected with the first connecting rod.

Further, a sliding block is arranged on the inner side of the second connecting rod, a bolt is arranged on the outer side of the second connecting rod, and the sliding block is connected with the sliding groove in a sliding mode.

Furthermore, a threaded shaft is arranged on one side of the limiting head, a small hole is formed in the upper end of the limiting head, and the small hole is in threaded connection with a threaded rod.

Furthermore, the projector is provided with heat dissipation holes.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model relates to a projecting apparatus is used in teaching, the projecting apparatus that this device set up is equipped with louvre and radiator fan and lets the projecting apparatus dispel the heat fast, thereby prevent that the temperature is too high in the projecting apparatus from damaging the projecting apparatus, guarantee the radiating effect of projecting apparatus, the bottom of projecting apparatus is equipped with the support frame, whole support frame can height-adjusting also can the adjusting position, can remove and adjust by the arbitrary direction, projected position carries out accurate regulation as required, projecting apparatus and support frame threaded connection carry on spacingly through adjust knob, prevent that the projecting apparatus from droing, guarantee the safe in utilization of projecting apparatus, and the support frame is convenient for pack up, and is convenient to carry, and is suitable for being generalized to use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a projector for teaching according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a limiting head of a projector for teaching according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a second connecting rod of the projector for teaching according to the embodiment of the present invention.

Reference numerals:

1. a suction cup; 2. a support leg; 3. a movable shaft; 4. a first connecting rod; 5. a handle; 6. a second connecting rod; 7. a base; 8. a pillar; 9. a lifting rod; 10. a limiting head; 11. adjusting a knob; 12. a projector; 13. heat dissipation holes; 14. a lens; 15. a heat radiation fan; 16. a threaded rod; 17. a small hole; 18. a threaded shaft; 19. a chute; 20. a slider; 21. a movable rod; 22. and (4) bolts.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

referring to fig. 1-3, a projector for teaching according to an embodiment of the present invention includes a suction cup 1, a first connecting rod 4, a second connecting rod 6, a lifting rod 9, a position limiting head 10, an adjusting knob 11, a projector 12, a sliding groove 19, and a movable rod 21, wherein the suction cup 1 is located at the bottom end of the whole device, the upper end of the suction cup 1 is provided with a support leg 2, the upper end of the support leg 2 is connected with the first connecting rod 4, one side of the first connecting rod 4 is connected with the lifting rod 9, the lifting rod 9 is connected to a support post 8, the upper end of the first connecting rod 4 is connected with the second connecting rod 6, the movable rod 21 is arranged between the second connecting rod 6 and the first connecting rod 4, the sliding groove 19 is arranged inside the second connecting rod 6, the upper end of the second connecting rod 6 is provided with the position limiting head 10, one side of the position limiting head 10 is provided with the adjusting, the projector 12 is arranged at the upper end of the limiting head 10, a threaded rod 16 is arranged at the bottom end of the projector 12, a cooling fan 15 is arranged on one side of the projector 12, and a lens 14 is arranged on the front side of the projector 12.

Through the above technical scheme of the utility model, 8 bottoms of pillar are equipped with base 7,

pillar

8 and 7 fixed connection of base, be equipped with handle 5 on head rod 4, the primary action of handle 5 is portable support frame, handle 5 and head rod 4 fixed connection, be equipped with loose axle 3 between head rod 4 and the stabilizer blade 2, loose axle 3 and head rod 4 fixed connection, 6 inboards of second connecting rod are equipped with

slider

20, 6 outsides of second connecting rod are equipped with bolt 22, slider 20 and spout 19 sliding connection, spacing head 10 one side is equipped with threaded spindle 18, threaded spindle 18 and adjust knob 11 threaded connection, spacing head 10 upper end is equipped with aperture 17, aperture 17 and the 16 threaded connection of threaded rod, be equipped with louvre 13 on the projecting apparatus 12.

When specifically using, the utility model relates to a projecting apparatus is used in teaching, the projecting apparatus that this device set up is equipped with louvre 13 and radiator fan 15 and lets the projecting apparatus dispel the heat fast, thereby prevent that the high temperature damages the projecting apparatus in the projecting apparatus, guarantee the radiating effect of projecting apparatus, the bottom of projecting apparatus is equipped with the support frame, whole support frame can the height-adjusting also can adjusting position, can the arbitrary direction remove and adjust, projected position carries out accurate regulation as required, projecting apparatus and support frame threaded connection carry on spacingly through adjust knob 11, prevent that the projecting apparatus from droing, guarantee the safe in utilization of projecting apparatus, and the support frame is convenient for pack up, conveniently carry, and is suitable for being generalized to use.

In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The projector for teaching is characterized by comprising a sucker (1), a first connecting rod (4), a second connecting rod (6), a lifting rod (9), a limiting head (10), an adjusting knob (11), a projector (12), a sliding groove (19) and a movable rod (21), wherein the sucker (1) is positioned at the bottom end of the whole device, a support leg (2) is arranged at the upper end of the sucker (1), the first connecting rod (4) is connected to the upper end of the support leg (2), the lifting rod (9) is connected to one side of the first connecting rod (4), the lifting rod (9) is connected to a support column (8), the second connecting rod (6) is connected to the upper end of the first connecting rod (4), the movable rod (21) is arranged between the second connecting rod (6) and the first connecting rod (4), the sliding groove (19) is arranged on the inner side of the second connecting rod (6), the projector is characterized in that the limiting head (10) is arranged at the upper end of the second connecting rod (6), the adjusting knob (11) is arranged on one side of the limiting head (10), the projector (12) is arranged at the upper end of the limiting head (10), the threaded rod (16) is arranged at the bottom end of the projector (12), the cooling fan (15) is arranged on one side of the projector (12), and the lens (14) is arranged on the front side of the projector (12).

2. A projector as claimed in claim 1, wherein a base (7) is provided at the bottom end of the column (8), and the column (8) is fixedly connected to the base (7).

3. A projector as claimed in claim 1, wherein the first connecting rod (4) is provided with a handle (5), and the handle (5) is fixedly connected with the first connecting rod (4).

4. A projector as claimed in claim 1, wherein a movable shaft (3) is arranged between the first connecting rod (4) and the supporting leg (2), and the movable shaft (3) is fixedly connected with the first connecting rod (4).

5. A projector as claimed in claim 1, wherein the second connecting rod (6) has a sliding block (20) on the inner side, the second connecting rod (6) has a bolt (22) on the outer side, and the sliding block (20) is slidably connected with the sliding groove (19).

6. The projector for teaching as claimed in claim 1, wherein a threaded shaft (18) is provided on one side of the limiting head (10), a small hole (17) is provided on the upper end of the limiting head (10), and the small hole (17) is in threaded connection with the threaded rod (16).

7. A projector as claimed in claim 1, wherein the projector (12) is provided with heat dissipation holes (13).