CN209044293U - A kind of folding mobile phone photograph projection screen structure - Google Patents

Abstract

The utility model discloses a kind of folding mobile phone photograph projection screen structures, including the first connecting tube and chassis, the first link block is welded and connected with immediately below the lower surface of first connecting tube, the lower section of second connecting tube, which is run through, is connected with third connecting tube, the chassis is movably connected in the lower section of third connecting tube, two Fang Jun are connected with upper support bar before and after the outside of first connecting tube, the lower support bar nested encryptions are in the first connecting tube, curtain ontology is provided with below the upper support bar, the side of the curtain item far from curtain ontology is fixedly connected on curtain link block by spring, connection cover is threaded on front side of first connecting tube.The folding mobile phone photograph projection screen structure, it may be convenient to the height for adjusting the device installing and folding the device, be convenient for carrying small volume after the folding device, and can be convenient, and the high stability of device.

Description

A kind of folding mobile phone photograph projection screen structure

Technical field

The utility model relates to mobile phone photograph projection screen correlative technology field, specially a kind of folding mobile phone photograph Projection screen structure.

Background technique

Mobile phone is article most-often used in our daily lifes, with the development of science and technology, the performance of mobile phone is also continuous Improvement, the camera function of present mobile phone is also very powerful, but since mobile phone screen is smaller, watches screen together in many people When just need to facilitate more people to watch using projection screen, and observation the defects of photo is also beneficial to after photo is amplified.

But general mobile phone photograph projection screen structure on the market, can not easily install and fold the device, make the dress Height inconvenient to carry, and that the device can not easily be adjusted is set, and the stability of device is poor, therefore, it is proposed that A kind of folding mobile phone photograph projection screen structure, in order to solve the problems, such as to propose among the above.

Utility model content

The purpose of this utility model is to provide a kind of folding mobile phone photograph projection screen structures, to solve above-mentioned back The mobile phone photograph projection screen structure general on the market proposed in scape technology, can not easily install and fold the device, make The device is inconvenient to carry, and can not easily adjust the height of the device, and the poor problem of stability of device.

To achieve the above object, the utility model provides the following technical solutions: a kind of folding mobile phone photograph projection screen The lower surface underface of curtain structure, including the first connecting tube and chassis, first connecting tube is welded and connected with the first link block, And first the underside of link block be connected with the second connecting tube, the lower section of second connecting tube is through being connected with third connection Pipe, and the first bolt is threaded on the right side of the second connecting tube, and the first bolt is fitted closely with third connecting tube, it is described Chassis is movably connected in the lower section of third connecting tube, and the lower surface of chassis pastes and is connected with rubber pad, first connecting tube Outside before and after two Fang Jun be connected with upper support bar, and upper support bar is provided with down far from the side of the first link block Portion's support rod, the lower support bar nested encryptions are in the first connecting tube, and equal spiral shell on upper support bar and lower support bar Line is connected with the second bolt, and the second bolt is fitted closely with the first connecting tube, is provided with below the upper support bar Curtain ontology, and the two sides up and down of curtain ontology are pasted and are connected on curtain item, the curtain item far from curtain ontology one Side is fixedly connected on curtain link block by spring, and the activity on upper support bar and lower support bar of curtain link block It connects, is threaded with connection cover on front side of first connecting tube.

Preferably, internal diameter of the outer diameter of second connecting tube less than the first connecting tube, and the second connecting tube It is connected by the way of being threadedly coupled with the first link block.

Preferably, the third connecting tube constitutes lifting structure in the second connecting tube, and third connecting tube is on chassis Constitute detaching structure.

Preferably, the upper support bar and lower support bar are symmetrically set about the vertical central axes front and back of the first connecting tube It sets, and upper support bar and lower support bar constitute rotational structure in the first connecting tube.

Preferably, the curtain link block constitutes slide construction, and curtain on lower support bar and upper support bar Side of the longitudinal section of link block far from curtain item is rounded, and the diameter dimension of curtain link block circular portion is greater than curtain Thickness of the link block far from circular portion side.

Preferably, the curtain item is symmetrical arranged about curtain ontology horizontal median axis, and curtain item is connected through curtain Block.

Compared with prior art, the utility model has the beneficial effects that the folding mobile phone photograph projection screen structure, The height for the adjusting device for the installation that can be convenient and folding the device, being convenient for carrying the device, and can be convenient, and The high stability of device；

1, the second connecting tube, third connecting tube and upper support bar are provided with, the second connecting tube and third connecting tube can be with Easily dismantled on the first link block and chassis, and the second connecting tube and third connecting tube can be convenient be stored in the first company The inside of adapter tube, and the adjusting angle that upper support bar and lower support bar can be convenient, and curtain ontology can pass through Curtain link block mounts and dismounts on upper support bar and lower support bar, so as to easily install and fold the dress It sets, device volume is smaller after folding, is convenient for carrying；

2, it is provided with the second connecting tube, third connecting tube and the first bolt, through third connecting tube in the second connecting tube The height for adjusting the device that can be convenient is slided, and is threadedly coupled by the first bolt with the second connecting tube, it can be by third Connecting tube position is fixed；

3, it is provided with rubber pad, spring and curtain link block, rubber pad can increase the frictional force on chassis and ground, thus Play the role of preventing the device from toppling over, curtain ontology can be tightened by the elastic reaction of spring, keep drop shadow effect more preferable, And the stability that curtain link block is connect with lower support bar and upper support bar can be increased.

Detailed description of the invention

Fig. 1 is that the utility model faces the schematic diagram of the section structure；

Fig. 2 is the utility model top view cross section structural schematic diagram；

Fig. 3 is enlarged structure schematic diagram at A in the utility model Fig. 1；

Fig. 4 is enlarged structure schematic diagram at B in the utility model Fig. 1；

Fig. 5 is enlarged structure schematic diagram at C in the utility model Fig. 1.

In figure: 1, the first connecting tube；2, the first link block；3, the second connecting tube；4, third connecting tube；5, the first bolt； 6, chassis；7, rubber pad；8, upper support bar；9, lower support bar；10, curtain link block；11, spring；12, curtain item；13, Curtain ontology；14, connection cover；15, the second bolt.

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.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: a kind of folding mobile phone photograph projection screen knot Structure, including the first connecting tube 1, the first link block 2, the second connecting tube 3, third connecting tube 4, the first bolt 5, chassis 6, rubber pad 7, upper support bar 8, lower support bar 9, curtain link block 10, spring 11, curtain item 12, curtain ontology 13,14 and of connection cover The lower surface underface of second bolt 15, the first connecting tube 1 is welded and connected with the first link block 2, and the lower section of the first link block 2 It is connected with the second connecting tube 3, the lower section of the second connecting tube 3, which is run through, is connected with third connecting tube 4, and the second connecting tube 3 Right side is threaded with the first bolt 5, and the first bolt 5 is fitted closely with third connecting tube 4, and chassis 6 is movably connected in The lower section of three connecting tubes 4, and the lower surface of chassis 6 pastes and is connected with rubber pad 7, two Fang Jun before and after the outside of the first connecting tube 1 It is connected with upper support bar 8, and upper support bar 8 is provided with lower support bar 9 far from the side of the first link block 2, under Support rod 9 nested encryptions in portion's are threaded with second in the first connecting tube 1, and on upper support bar 8 and lower support bar 9 Bolt 15, and the second bolt 15 is fitted closely with the first connecting tube 1, and the lower section of upper support bar 8 is provided with curtain ontology 13, And the two sides up and down of curtain ontology 13 are pasted and are connected on curtain item 12, curtain item 12 passes through far from the side of curtain ontology 13 Spring 11 is fixedly connected on curtain link block 10, and curtain link block 10 is living on upper support bar 8 and lower support bar 9 Dynamic connection, the front side of the first connecting tube 1 is threaded with connection cover 14.

As the second connecting tube 3 in Fig. 1 and Fig. 3 outer diameter less than the first connecting tube 1 internal diameter, and second connection Pipe 3 is connected by the way of being threadedly coupled with the first link block 2, then what the second connecting tube 3 can be convenient is accommodated in the first company In adapter tube 1, and the second connecting tube 3 can be conveniently installed on the first link block 2, such as third connecting tube 4 in Fig. 1 and Fig. 4 Lifting structure is constituted in the second connecting tube 3, and third connecting tube 4 constitutes detaching structure on chassis 6, then can conveniently adjust The height of the device；

If the middle and upper part Fig. 1 and Fig. 2 support rod 8 and lower support bar 9 are about right before and after the vertical central axes of the first connecting tube 1 Claim setting, and upper support bar 8 and lower support bar 9 constitute rotational structure in the first connecting tube 1, increases curtain connection Stability when block 10 is installed, and the angle for the adjusting upper support bar 8 and lower support bar 9 that can be convenient, by upper support When bar 8 and lower support bar 9 are turned in same level, can the device occupancy volume；

As curtain link block 10 constitutes slide construction on lower support bar 9 and upper support bar 8 in Fig. 1 and Fig. 5, and Side of the longitudinal section of curtain link block 10 far from curtain item 12 is rounded, and the diameter ruler of 10 circular portion of curtain link block It is very little to be greater than thickness of the curtain link block 10 far from circular portion side, then the installation and removal curtain link block that can be convenient 10, and install when friction is small, and can prevent curtain link block 10 slide, as in Fig. 1 and Fig. 5 curtain item 12 about curtain 13 horizontal median axis of cloth ontology is symmetrical arranged, and curtain item 12 runs through curtain link block 10, increases the stabilization of curtain ontology 13 Property, and be conducive to protect spring 11.

Working principle: when using the folding mobile phone photograph projection screen structure, after first unscrewing connection cover 14 Second connecting tube 3 is taken out from the first connecting tube 1, is then threadedly coupled the second connecting tube 3 with the first link block 2, then will Sliding third connecting tube 4 adjusts the height of the device after first bolt 5 unscrews, and screws the first bolt 5 after the completion of adjusting, Then chassis 6 is threadedly coupled with third connecting tube 4, can be placed on the ground the device by chassis 6, and rubber pad 7 The frictional force for increasing the device and ground plays the role of preventing the device from toppling over, is then rotated up upper support bar 8 It opens, the second bolt 15 on upper support bar 8, which is screwed, to fix 8 position of upper support bar, then by lower support Bar 9 rotates down opening, and 9 position of lower support bar can be fixed by then screwing the second bolt 15 on lower support bar 9, After curtain ontology 13 is unfolded again, curtain link block 10 is inserted into upper support bar 8, then by the curtain link block 10 of lower section It is inserted into lower support bar 9, due to the elastic reaction of spring 11, curtain ontology 13 can be tightened, and play fixed curtain and connect Organizing work for the device can be completed in the effect for connecing 10 position of block, and when not in use, by curtain after extraction curtain link block 10 Ontology 13 is rolled, and then rotates and upper support bar 8 and lower support bar 9 are rotated back to the same horizontal position after the second bolt 15, Then the second connecting tube 3 and third connecting tube 4 are removed from the first link block 2 and chassis 6 respectively, unscrewing the first bolt 5 will Third connecting tube 4 is taken in the second connecting tube 3, and then the second connecting tube 3 and third connecting tube 4 are put into the first connecting tube 1 Connection cover 14 is screwed, can be by the folding device, installation and removal process is relatively simple, and product is smaller below for folding, convenient It carries, here it is the whole process that folding mobile phone photograph projection screen structure uses.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of folding mobile phone photograph projection screen structure, including the first connecting tube (1) and chassis (6), it is characterised in that: It is welded and connected with the first link block (2) immediately below the lower surface of first connecting tube (1), and the lower section of the first link block (2) It is connected with the second connecting tube (3), the lower section of second connecting tube (3), which is run through, to be connected with third connecting tube (4), and second It is threaded on the right side of connecting tube (3) the first bolt (5), and the first bolt (5) is fitted closely with third connecting tube (4), The chassis (6) is movably connected in the lower section of third connecting tube (4), and the lower surface of chassis (6) pastes and is connected with rubber pad (7), two Fang Jun are connected with upper support bar (8) before and after the outside of first connecting tube (1), and upper support bar (8) Side far from the first link block (2) is provided with lower support bar (9), and lower support bar (9) nested encryptions connect first It takes on (1), and is threaded with the second bolt (15) on upper support bar (8) and lower support bar (9), and the second spiral shell Bolt (15) is fitted closely with the first connecting tube (1), is provided with curtain ontology (13) below the upper support bar (8), and curtain The two sides up and down of cloth ontology (13), which are pasted, to be connected on curtain item (12), and the curtain item (12) is far from curtain ontology (13) Side is fixedly connected on curtain link block (10) by spring (11), and curtain link block (10) in upper support bar (8) and Lower support bar is flexibly connected on (9), is threaded with connection cover (14) on front side of first connecting tube (1).

2. a kind of folding mobile phone photograph projection screen structure according to claim 1, it is characterised in that: described second Internal diameter of the outer diameter of connecting tube (3) less than the first connecting tube (1), and the second connecting tube (3) and the first link block (2) It is connected by the way of threaded connection.

3. a kind of folding mobile phone photograph projection screen structure according to claim 1, it is characterised in that: the third Connecting tube (4) constitutes lifting structure on the second connecting tube (3), and third connecting tube (4) constitutes disassembly knot on chassis (6) Structure.

4. a kind of folding mobile phone photograph projection screen structure according to claim 1, it is characterised in that: the top Support rod (8) and lower support bar (9) are symmetrical arranged about the vertical central axes front and back of the first connecting tube (1), and upper support Bar (8) and lower support bar (9) constitute rotational structure on the first connecting tube (1).

5. a kind of folding mobile phone photograph projection screen structure according to claim 1, it is characterised in that: the curtain Link block (10) constitutes slide construction on lower support bar (9) and upper support bar (8), and curtain link block (10) is vertical Side of the section far from curtain item (12) is rounded, and the diameter dimension of curtain link block (10) circular portion connects greater than curtain Connect the thickness of block (10) far from circular portion side.

6. a kind of folding mobile phone photograph projection screen structure according to claim 1, it is characterised in that: the curtain Item (12) is symmetrical arranged about curtain ontology (13) horizontal median axis, and curtain item (12) runs through curtain link block (10).