CN208156399U - A kind of economic type of financial knowledge learning education projection device - Google Patents

Abstract

The utility model discloses a kind of economic type of financial knowledge learnings to educate projection device, including projector case, the bottom end inner wall quadrangle edge of the projector case is movably installed with multiple groups and adjusts foot bolt, and the front inner wall of projector case is located at the position at middle part and is fixedly installed with projection lens, the front end outer wall of the projection lens is provided with lens protecting cap, and one end outer wall of lens protecting cap is provided with connection buckle, the inner wall of the lens protecting cap is located at insertion at the position at middle part and is fixed with transparent thin board, and the outer wall of lens protecting cap is fixedly installed with connecting rope band, one end of the connecting rope band is fixedly installed with bonding head.A kind of economic type of financial knowledge learning described in the utility model educates projection device, is equipped with lens protecting cap and adjusts gripping arm, can be improved the protective performance at camera lens, and functionality when operation, be applicable in different operating situation, bring better prospect of the application.

Description

A kind of economic type of financial knowledge learning education projection device

Technical field

The utility model relates to field of electronic device, in particular to a kind of economic type of financial knowledge learning education projection is set It is standby.

Background technique

Projector be it is a kind of the profile of workpiece is amplified using optical element, and the optics instrument being projected on shadow screen Device.It can make profile measurement with transmitted light, it is also possible to the surface shape and observation piece surface of reflected light measurement blind hole；It is existing Projector there are certain drawbacks when in use, do not have protection structure of lens, usually place when easily save bit by bit dust and stay Lower scratch, influences projection viewing effect, and structure is simple, and mounting structure is had when installing operation by the interference of projector size Certain limitation brings certain influence to the use of projector, for this purpose, it is proposed that a kind of economic type of financial knowledge science Practise education projection device.

Utility model content

The main purpose of the utility model is to provide a kind of economic type of financial knowledge learnings to educate projection device, Ke Yiyou Effect solves the problems in background technique.

To achieve the above object, the technical solution that the utility model is taken is：

A kind of economic type of financial knowledge learning education projection device, including projector case, the bottom of the projector case End inner wall quadrangle edge is movably installed with multiple groups and adjusts foot bolt, and the front inner wall of projector case is located at the position at middle part Place is fixedly installed with projection lens, and the front end outer wall of the projection lens is provided with lens protecting cap, and the one of lens protecting cap End outer wall is provided with connection buckle, and the inner wall of the lens protecting cap is located at insertion at the position at middle part and is fixed with transparent thin board, and The outer wall of lens protecting cap is fixedly installed with connecting rope band, and one end of the connecting rope band is fixedly installed with bonding head, the throwing The front inner wall of shadow instrument shell, which is located at a side position of projection lens, is provided with radiator window, and the top outer wall of projector case Mounting box is provided at the position at middle part, the inner wall of the mounting box is provided with adjusting gripping arm, and adjusts the upper end of gripping arm Outer wall is fixedly installed with sliding button, offers multiple groups open slot on the mounting box, and the upper end outer wall of mounting box is located at middle part Position at be fixedly installed with firm banking, the upper end inner wall of the firm banking is provided with support column, the top of the support column End outer wall is fixedly installed with mounting fixture, and offers multiple groups bolt in mounting fixture and box out.

Preferably, junction block is fixedly installed with inside one end of the projector case, and the inner wall insertion of junction block is set It is equipped with multiple groups Wiring pin.

Preferably, the bottom end inner wall quadrangle edge of the projector case is provided with multiple groups thread groove, and thread groove is in side Shape is uniformly distributed, and the adjusting foot bolt is flexibly connected by thread groove with projector case.

Preferably, be provided with loose slot at the outer ledge of the projection lens, and lens protecting cap by connection buckle with Loose slot is flexibly connected.

Preferably, the bottom end outer wall quadrangle edge of the mounting box is provided with multiple groups screw, and mounting box passes through screw It is flexibly connected with projector case.

Preferably, the mounting box is internally provided with multiple groups sliding groove, and the adjusting gripping arm passes through sliding groove and installation Box is slidably connected.

Compared with prior art, the utility model has the advantages that：The economic type of financial knowledge learning education is thrown Camera lens can be covered when placing by the lens protecting cap being equipped with, be not easy dust accumulation and leave scratch, be come with this by shadow equipment The viewing effect of projector, while the adjusting gripping arm being equipped with are improved, installation fixation can be carried out to it according to projector size, And bring limitation when reducing installation, and the structure diversity and convenience of the equipment are improved, whole device is simple, operation Convenient, the effect used is more preferable relative to traditional approach.

Detailed description of the invention

Fig. 1 is the overall structure diagram that a kind of economic type of financial knowledge learning of the utility model educates projection device；

Fig. 2 is the part view for the lens protecting cap that a kind of economic type of financial knowledge learning of the utility model educates projection device Figure；

Fig. 3 is the topology view for the mounting box that a kind of economic type of financial knowledge learning of the utility model educates projection device.

In figure：1, projector case；2, foot bolt is adjusted；3, projection lens；4, lens protecting cap；5, connection buckle；6, thoroughly Bright thin plate；7, connecting rope band；8, it is bonded head；9, radiator window；10, mounting box；11, gripping arm is adjusted；12, sliding button；13, it is open Slot；14, firm banking；15, support column；16, mounting fixture；17, bolt is boxed out.

Specific embodiment

To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below In conjunction with specific embodiment, the utility model is further described.

As shown in Figure 1-3, a kind of economic type of financial knowledge learning educates projection device, including projector case 1, projector The bottom end inner wall quadrangle edge of shell 1 is movably installed with multiple groups and adjusts foot bolt 2, and the front inner wall position of projector case 1 Projection lens 3 is fixedly installed at the position at middle part, the front end outer wall of projection lens 3 is provided with lens protecting cap 4, and camera lens One end outer wall of protection cap 4 is provided with connection buckle 5, and the inner wall of lens protecting cap 4, which is located to be embedded at the position at middle part, to be fixed with Bright thin plate 6, and the outer wall of lens protecting cap 4 is fixedly installed with connecting rope band 7, one end of connecting rope band 7 is fixedly installed with bonding First 8, the front inner wall of projector case 1, which is located at a side position of projection lens 3, is provided with radiator window 9, and projector case 1 Top outer wall be located at the position at middle part and be provided with mounting box 10, the inner wall of mounting box 10, which is provided with, adjusts gripping arm 11, and adjusts The upper end outer wall of section gripping arm 11 is fixedly installed with sliding button 12, offers multiple groups open slot 13, and mounting box 10 on mounting box 10 Upper end outer wall be located at the position at middle part and be fixedly installed with firm banking 14, the upper end inner wall of firm banking 14 is provided with support Column 15, the top outer wall of support column 15 are fixedly installed with mounting fixture 16, and offer multiple groups bolt in mounting fixture 16 and box out 17；

Junction block is fixedly installed with inside one end of projector case 1, and the inner wall insertion of junction block is provided with multiple groups and connects Line bolt；The bottom end inner wall quadrangle edge of projector case 1 is provided with multiple groups thread groove, and thread groove, which is square, to be uniformly distributed, Foot bolt 2 is adjusted to be flexibly connected by thread groove with projector case 1；It is provided with loose slot at the outer ledge of projection lens 3, And lens protecting cap 4 is flexibly connected by connection buckle 5 with loose slot；The bottom end outer wall quadrangle edge of mounting box 10 is provided with more Group screw, and mounting box 10 is flexibly connected by screw with projector case 1；Mounting box 10 is internally provided with multiple groups sliding Slot adjusts gripping arm 11 and is slidably connected by sliding groove with mounting box 10.

It should be noted that the utility model is a kind of economic type of financial knowledge learning education projection device, pass through first Bolt passes through bolt in mounting fixture 16 and boxes out 17, entire mounting structure is fixed on the wall, while according to projector size Sliding button 12 is inwardly or outwardly pulled, so that sliding button 12 carries out lateral sliding in 10 upper open slot 13 of mounting box, and is driven It adjusts gripping arm 11 to stretch outward or internally, and contacts clamping with 1 edge of projector case, screw is pierced into gripping arm and throw It boxes out on shadow instrument shell 1, installation fixation is carried out to entire projection device, adjusting gripping arm 11 can be according to projector size come to it Bring limitation when carrying out installation fixation, and reducing installation, and the structure diversity and convenience of the equipment are improved, it is fixed Pedestal 14 and support column 15 play the role of being connected and fixed to projection device, by inserting external device route and projection device wiring Pin is connected, and economic type of financial knowledge learning education material is transmitted in projection device, is believed data by internal unit Number three kinds of colors of RGB are decomposed into, then generate the image of various colors, image three-colo(u)r is synthesized one by internal prism Image, then projected on screen by projection lens 3, carries out the study education of economic type of financial knowledge at once, radiator window 9 and outer Portion's ventilation plays heat spreading function to internal circuit element, the lower end of projection lens 3 is pasted by being bonded head 8, and by connection Rope band 7 is connected with lens protecting cap 4, and after the completion of use, connection buckle 5 on lens protecting cap 4 is interted on projection lens 3 Loose slot in, and its entirety is covered, so that camera lens is not easy dust accumulation and leaves scratch, the viewing effect of projector is improved with this Fruit, finally rotation adjusts foot bolt 2 can carry out placement and the adjusting of height to whole equipment, more practical.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model Claimed range is defined by the appending claims and its equivalent thereof.

Claims (6)

1. a kind of economic type of financial knowledge learning educates projection device, including projector case (1), it is characterised in that：The throwing The bottom end inner wall quadrangle edge of shadow instrument shell (1) is movably installed with multiple groups and adjusts foot bolt (2), and projector case (1) Front inner wall, which is located at the position at middle part, to be fixedly installed with projection lens (3), and the front end outer wall of the projection lens (3) is provided with Lens protecting cap (4), and one end outer wall of lens protecting cap (4) is provided with connection buckle (5), the lens protecting cap (4) it is interior Wall is located at insertion at the position at middle part and is fixed with transparent thin board (6), and the outer wall of lens protecting cap (4) is fixedly installed with connecting rope Band (7), one end of the connecting rope band (7) are fixedly installed with bonding head (8), the front inner wall position of the projector case (1) It is provided at a side position of projection lens (3) radiator window (9), and the top outer wall of projector case (1) is located at middle part It is provided at position mounting box (10), the inner wall of the mounting box (10), which is provided with, adjusts gripping arm (11), and adjusts gripping arm (11) Upper end outer wall be fixedly installed with sliding button (12), offer multiple groups open slot (13) on the mounting box (10), and mounting box (10) upper end outer wall, which is located at the position at middle part, to be fixedly installed with firm banking (14), in the upper end of the firm banking (14) Wall is provided with support column (15), and the top outer wall of the support column (15) is fixedly installed with mounting fixture (16), and mounting fixture (16) multiple groups bolt is offered on boxes out (17).

2. a kind of economic type of financial knowledge learning according to claim 1 educates projection device, it is characterised in that：The throwing Junction block is fixedly installed with inside one end of shadow instrument shell (1), and the inner wall insertion of junction block is provided with multiple groups Wiring pin.

3. a kind of economic type of financial knowledge learning according to claim 1 educates projection device, it is characterised in that：The throwing The bottom end inner wall quadrangle edge of shadow instrument shell (1) is provided with multiple groups thread groove, and thread groove, which is square, to be uniformly distributed, the adjusting Foot bolt (2) is flexibly connected by thread groove with projector case (1).

4. a kind of economic type of financial knowledge learning according to claim 1 educates projection device, it is characterised in that：The throwing Loose slot is provided at the outer ledge of shadow camera lens (3), and lens protecting cap (4) is connected by connection buckle (5) and loose slot activity It connects.

5. a kind of economic type of financial knowledge learning according to claim 1 educates projection device, it is characterised in that：The peace The bottom end outer wall quadrangle edge of mounted box (10) is provided with multiple groups screw, and mounting box (10) passes through screw and projector case (1) it is flexibly connected.

6. a kind of economic type of financial knowledge learning according to claim 1 educates projection device, it is characterised in that：The peace Mounted box (10) is internally provided with multiple groups sliding groove, and the adjusting gripping arm (11) is connected by sliding groove and mounting box (10) sliding It connects.