CN209055788U

CN209055788U - A kind of guidance for starting businesses projection device

Info

Publication number: CN209055788U
Application number: CN201821872618.7U
Authority: CN
Inventors: 柳霆钧
Original assignee: Hangzhou Vocational and Technical College
Current assignee: Hangzhou Vocational and Technical College
Priority date: 2018-11-14
Filing date: 2018-11-14
Publication date: 2019-07-02
Anticipated expiration: 2028-11-14

Abstract

The utility model relates to projection arts, more particularly to kind guidance for starting businesses projection device, including shell and the angle adjusting mechanism being mounted on shell, the angle adjusting mechanism includes first sleeve, the lower end of the first sleeve is provided with the first sealing plate, and the inside of first sleeve is inserted with the first motion bar, the cross section of first motion bar is square, and first the upper end of motion bar be provided with handle, the lower end of first sealing plate is fixedly connected with the second motion bar, the cross section of second motion bar is square, and second the lower end of motion bar be plugged in the inside of the second casing, second casing is plugged in the inside of third casing, and second casing be flexibly connected with the third casing, in present apparatus use process, the mode adjusted above projection arrangement is more convenient, and adjustment process is more laborsaving, it mentions High working efficiency.

Description

A kind of guidance for starting businesses projection device

Technical field

The utility model relates to projection art more particularly to a kind of guidance for starting businesses projection devices.

Background technique

Projector, also known as projector are a kind of equipment that can be projected image or video on curtain, can be by not The same computer of interface together, VCD, DVD, BD, game machine, DV etc., which are connected, plays corresponding vision signal, and projector is wide at present It is general to be applied to family, office, school and public place of entertainment.Projector in use, generally requires the angle to projector It is adjusted, the lower end on usual projector by portrait attachment is provided with an adjusting screw, by rotation screw when adjusting, changes The extended length of screw changes the tilt angle of projector, but since screw is located at the lower end of projector, and when adjusting is not square enough Just.

Utility model content

Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of guidance for starting businesses proposed is used Projection device.

To achieve the goals above, the utility model adopts the technical scheme that

A kind of guidance for starting businesses projection device, including shell and the angle adjusting mechanism being mounted on shell, the angle Spending regulating mechanism includes first sleeve, and the lower end of the first sleeve is provided with the first sealing plate, and the inside of first sleeve plugs There is the first motion bar, the cross section of first motion bar is square, and the upper end of the first motion bar is provided with handle, described The lower end of first sealing plate is fixedly connected with the second motion bar, and the cross section of second motion bar is square, and the second activity The lower end of bar is plugged in the inside of the second casing, and second casing is plugged in the inside of third casing, and the second casing and institute The flexible connection of third casing is stated, the lower end of second casing is provided with the second sealing plate, and the lower end of second sealing plate is connected with First link block, first link block and the second link block are rotatablely connected, and second link block is mounted on the second foot pad Upper end.

Preferably, spring is connected between first motion bar and the first sealing plate.

Preferably, the upper end of the first sleeve and the upper end of shell are rotatablely connected, and are arranged on the outer wall of first sleeve There is fixed ring, the outer wall of the fixed ring is in contact with shell.

Preferably, it is provided with screw thread on the outer wall of second casing, and offers screw thread on the inner wall of third casing, the Two casings are connect with third casing threads.

Preferably, the lower end of first link block is spheroidal, and the upper end of second link block is provided with spheroidal Groove, and the lower end of the first link block is plugged in the inside of the groove.

Preferably, the lower end of the third casing is fixedly connected with the bottom end of inner walls.

Preferably, the bottom end of the inner walls offers through-hole, and the through-hole is located at the underface of the second casing, and logical The diameter in hole is greater than the outer diameter of the second casing.

The beneficial effects of the utility model are:

1, when needing regulating device angle, swing handle is only needed, first set is driven by the first motion bar of handle lower end Pipe rotation, the second motion bar follows first sleeve to rotate at this time, and the second motion bar is able to drive the rotation of the second casing when rotating, by It is connect in the second casing with third casing threads, when the second casing rotates, the position of the second casing and the second motion bar can occur Variation, the second casing can move up, and the first link block and the second link block follow the second casing upward at this time Or move down, final second foot pad can move up, and achieve the purpose that regulating device angle, adjustment process side Just simple.

2, spring is connected between the first motion bar and the first sealing plate, spring has certain pulling force to the first motion bar, When so that device not adjusted, handle can be close to the upper end of shell, improve the aesthetic measure of device.

It 3, is rotation connection between the first link block and the second link block, when projection device is placed on the table, and second When foot pad is in contact with desktop, when swing handle, the first link block rotates with respect to the second link block, and the second foot pad and table Face is stationary state, reduces frictional force when rotation, so that adjustment process is more laborsaving.

In conclusion the mode adjusted above projection arrangement is more convenient, and adjustment process in present apparatus use process It is more laborsaving, it improves work efficiency.

Detailed description of the invention

Fig. 1 be the utility model proposes angle adjusting mechanism structural schematic diagram；

Fig. 2 be the utility model proposes a kind of guidance for starting businesses projection device side structure schematic view；

Fig. 3 be the utility model proposes the second foot pad far from shell when side structure schematic view；

Fig. 4 be the utility model proposes a kind of guidance for starting businesses used with projection device when side structure schematic view；

Fig. 5 be the utility model proposes a kind of guidance for starting businesses projection device schematic view of the front view；

Fig. 6 be the utility model proposes first sleeve and the first motion bar cross-sectional structure schematic diagram；

Fig. 7 be the utility model proposes the second motion bar and the second casing cross-sectional structure schematic diagram；

Fig. 8 be the utility model proposes the second link block and the second foot pad schematic view of the front view.

In figure: 1 shell, 2 first foots pad, 3 first sleeves, 4 first motion bars, 5 handles, 6 second motion bars, 7 second sets Pipe, 8 third casings, 9 first link blocks, 10 second link blocks, 11 second foots pad, 12 shafts, 13 fixed rings, 14 springs.

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.1-8, a kind of guidance for starting businesses projection device, including shell 1 and the angular adjustment being mounted on shell 1 Mechanism is equipped with the electronic components such as light bulb, circuit board inside shell 1, is provided with camera lens on 1 side wall of shell, 1 lower end of shell it is remote Two corners from camera lens are glued respectively the first foot pad 2, and angle adjusting mechanism and camera lens are close to each other, the angle adjusting mechanism Including first sleeve 3, the lower end of the first sleeve 3 is provided with the first sealing plate, and the inside of first sleeve 3 is inserted with first and lives The cross section of lever 4, first motion bar 4 is square, and the placing groove in first sleeve 3 matches with the first motion bar 4, First motion bar 4 is able to drive the rotation of first sleeve 3 when rotating, and the upper end of the first motion bar 4 is provided with handle 5, and described the The lower end of one sealing plate is fixedly connected with the second motion bar 6, and the cross section of second motion bar 6 is square, and the second activity The lower end of bar 6 is plugged in the inside of the second casing 7, and the placing groove on the second casing 7 matches with the second motion bar 6, and second is living Lever 6 is able to drive the rotation of the second casing 7 when rotating, second casing 7 is plugged in the inside of third casing 8, and second set Pipe 7 is flexibly connected with the third casing 8, and the lower end of second casing 7 is provided with the second sealing plate, under second sealing plate End is connected with the first link block 9, and first link block 9 and the second link block 10 are rotatablely connected, and second link block 10 is pacified Mounted in the upper end of the second foot pad 11, there are two fixed block, the second foot pad 11 and fixed block one for the upper end setting of the second foot pad 11 Molding, the second link block 10 is located between two fixed blocks, and is connected with shaft 12 between the second link block 10 and fixed block, and 12 place straight line of shaft and the line of two the first foots pad 2 are parallel to each other, and the material of the first foot pad 2 is rubber, the second foot pad 11 Material be plastics, and the second foot pad 11 lower end be glued have sheet rubber, rubber can be improved the friction between device and desktop Power.

Further, spring 14 is connected between the first motion bar 4 and the first sealing plate.

Further, the upper end of first sleeve 3 and the upper end of shell 1 are rotatablely connected, and are arranged on the outer wall of first sleeve 3 There is fixed ring 13, the outer wall of the fixed ring 13 is in contact with shell 1, and fixed ring 13 makes first sleeve 3 not easily to fall off.

Further, it is provided with screw thread on the outer wall of the second casing 7, and offers screw thread on the inner wall of third casing 8, the Two casings 7 are threadedly coupled with third casing 8, and the lower end of third casing 8 is connected with the bottom end of 1 inner wall of shell by screw, the When two casings 7 rotate, the second casing 7 can be moved up and down with respect to third casing 8.

Further, the lower end of the first link block 9 is spheroidal, and the upper end of second link block 10 is provided with spheroidal Groove, and the lower end of the first link block 9 is plugged in the inside of the groove, and the first link block 9 and the second link block 10 Material is stainless steel.

Further, the bottom end of 1 inner wall of shell offers through-hole, and the through-hole is located at the underface of the second casing 7, and logical The diameter in hole is greater than the outer diameter of the second casing 7, and the second casing 7 can move up and down along through-hole.

In the present embodiment, when needing regulating device angle, swing handle 5 is only needed, passes through the first motion bar of 5 lower end of handle 4 drive first sleeve 3 to rotate, and the second motion bar 6 follows first sleeve 3 to rotate at this time, and the second motion bar 6 is able to drive when rotating The rotation of second casing 7, since the second casing 7 is threadedly coupled with third casing 8, when the rotation of the second casing 7, the second casing 7 and the The position of two motion bars 6 can change, and the second casing 7 can move up, and the first link block 9 and second connects at this time Connecing block 10 follows the second casing 7 that can move up, and final second foot pad 11 can move up, crus secunda The distance between pad 11 and shell 1 change, and achieve the purpose that regulating device angle, and adjustment process is convenient and simple, and first is living Spring 14 is connected between lever 4 and the first sealing plate, spring 14 has certain pulling force to the first motion bar 4, so that device is not When adjusting, handle 5 can be close to the upper end of shell 1, improve the aesthetic measure of device, the first link block 9 and the second link block It is rotation connection between 10, when projection device is placed on the table, and the second foot pad 11 is in contact with desktop, swing handle When, opposite second link block 10 of the first link block 9 rotates, and the second foot pad 11 is stationary state, the first connection with desktop Smoother between block 9 and the second link block 10, relatively rough between the second foot pad 11 and desktop, the first link block 9 and second Frictional force is relatively small when rotating between link block 10, so that adjustment process is more laborsaving.

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

1. a kind of guidance for starting businesses projection device, including shell (1) and the angle adjusting mechanism being mounted on shell (1), It being characterized in that, the angle adjusting mechanism includes first sleeve (3), and the lower end of the first sleeve (3) is provided with the first sealing plate, And the inside of first sleeve (3) is inserted with the first motion bar (4), the cross section of first motion bar (4) is square, and the The upper end of one motion bar (4) is provided with handle (5), and the lower end of first sealing plate is fixedly connected with the second motion bar (6), described The cross section of second motion bar (6) is square, and the lower end of the second motion bar (6) is plugged in the inside of the second casing (7), institute The inside that the second casing (7) is plugged in third casing (8) is stated, and the second casing (7) is flexibly connected with the third casing (8), The lower end of second casing (7) is provided with the second sealing plate, and the lower end of second sealing plate is connected with the first link block (9), institute It states the first link block (9) and the second link block (10) to be rotatablely connected, second link block (10) is mounted on the second foot pad (11) Upper end.

2. a kind of guidance for starting businesses projection device according to claim 1, which is characterized in that first motion bar (4) Spring (14) are connected between the first sealing plate.

3. a kind of guidance for starting businesses projection device according to claim 1, which is characterized in that the first sleeve (3) The upper end of upper end and shell (1) is rotatablely connected, and fixed ring (13), the fixed ring are provided on the outer wall of first sleeve (3) (13) outer wall is in contact with shell (1).

4. a kind of guidance for starting businesses projection device according to claim 1, which is characterized in that second casing (7) It is provided with screw thread on outer wall, and offers screw thread on the inner wall of third casing (8), the second casing (7) and third casing (8) screw thread Connection.

5. a kind of guidance for starting businesses projection device according to claim 1, which is characterized in that first link block (9) Lower end be spheroidal, the upper end of second link block (10) is provided with the groove of spheroidal, and under the first link block (9) End is plugged in the inside of the groove.

6. a kind of guidance for starting businesses projection device according to claim 1, which is characterized in that the third casing (8) Lower end is fixedly connected with the bottom end of shell (1) inner wall.

7. a kind of guidance for starting businesses projection device according to claim 1, which is characterized in that shell (1) inner wall Bottom end offers through-hole, and the through-hole is located at the underface of the second casing (7), and the diameter of through-hole is greater than the second casing (7) Outer diameter.