CN207780473U - A kind of concealed smallpox projection screen - Google Patents
A kind of concealed smallpox projection screen Download PDFInfo
- Publication number
- CN207780473U CN207780473U CN201820218115.1U CN201820218115U CN207780473U CN 207780473 U CN207780473 U CN 207780473U CN 201820218115 U CN201820218115 U CN 201820218115U CN 207780473 U CN207780473 U CN 207780473U
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- China
- Prior art keywords
- shell
- projection screen
- cover board
- opening
- smallpox
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Abstract
The utility model is related to a kind of concealed smallpox projection screens, including：Shell between wall and ceiling,Shaft in shell and motor,One end is arranged in shaft,The other end is equipped with equipped fixture block,The curtain that can be placed in shell,It is offered on the shell for the opening of curtain and the disengaging of counterweight fixture block,The opening is hinged with the cover board for closing the opening,It is equipped with when by outer force effect in the shell,The cover board can be made to close the actuator of the opening,When projection screen when not in use,It is driven forward shaft by motor and drives curtain winding,Counterweight fixture block is driven to be contained in shell by opening simultaneously,Hinged cover board is set to close opening by actuator after counterweight fixture block is housed in shell,So that the surface of shell is flushed with ceiling,So that projection screen can be completely hidden between ceiling and wall when not in use,To make interior have the advantages that good decorative effect and aesthetics are good.
Description
Technical field
The utility model is related to projection screen technical field, especially a kind of concealed smallpox projection screen.
Background technology
Projection screen is one of product most-often used in projector's peripheral equipment, and projection screen is the abbreviation of projection screen；
If projection screen and projector arrange in pairs or groups proper, good drop shadow effect can be obtained.
The structure that existing projection screen generally uses is to include：Shell, the curtain being located at outside shell are set to shell both ends
Positioning seat is located at shaft and the motor of drive shaft rotation, the one end of curtain far from shell in shell and is equipped with counterweight fixture block, curtain
Cloth is wound or is unfolded under the drive of motor, and the opening opened up in middle casing is only capable of that curtain is made to pass through, when projection screen not
In use, after curtain is placed in shell, counterweight fixture block as shell outside.
When projection screen is directly installed on wall or when on ceiling, above-mentioned projection screen affects indoor decorative effect
And aesthetics.
Utility model content
The purpose of this utility model is to provide a kind of concealed smallpox projection screens, can be completely hidden in when not in use
Between ceiling and wall, to make interior have the advantages that good decorative effect and aesthetics are good.
The above-mentioned purpose of the utility model technical scheme is that：A kind of concealed smallpox projection
Curtain, including：Shell between wall and ceiling, be set to shell in shaft and motor, one end be arranged it is in shaft,
The other end is equipped with counterweight fixture block, the curtain that can be placed in shell, is offered for curtain and counterweight fixture block on the shell
The opening of disengaging, the opening are hinged with the cover board for closing the opening, are equipped with by outer force effect in the shell
When, the cover board can be made to close the actuator of the opening.
By using said program, when projection screen when not in use, shaft is driven forward by motor and drives curtain winding, together
When drive counterweight fixture block to be contained in shell by opening, made by actuator after counterweight fixture block is housed in shell hinged
Cover board closes opening, so that the surface of shell is flushed with ceiling so that projection screen can be completely hidden in day when not in use
Between card and wall, to make interior have the advantages that good decorative effect and aesthetics are good.
Preferably：Mounting blocks being disposed in the housing, with sliding slot；The sliding block assembled with the sliding slot slidingtype,
And one end is connected on sliding block, the connector of other end connection on the cover board.
By using said program, when sliding block is being acted on slidingtype on the sliding slot of mounting blocks by external force, pass through connector
Cover board is driven to make to close the movement of opening, when not by outer force effect, sliding block declines sliding automatically on the chute, and connector is made to take
The active force to disappear to cover board, the movement of cover board work opening opening at this time, to make to open or close opening with easy to operate, square
Just the advantages of.
Preferably：The mounting blocks include：H-type block and two blocks of L-type plates being arranged on the side plate end face of H-type block, institute
It states that sliding block is L-shaped, includes being assembled with sliding slot slidingtype and with T-type hook, with the mounting of two blocks of L-type plates T-block, with
And tablet vertical with T-block, for being abutted with counterweight fixture block.
By using said program, sliding block is articulated in by T-type on two L-type plates, at this time under the gravity of itself
Cover board is in the state for opening opening, and when motor is driven forward shaft, and curtain is made to be housed in shell, counterweight fixture block is through opening
Mouth enters shell internal orifice and is abutted with tablet, and pushes tablet, and T-block is made to be slided in sliding slot, and passes through connector and drive lid
Plate closes opening, cover board can be made to close opening without applying additional external force to cover board, has energy saving, convenient all points.
Preferably：The connector includes：It is fixed that the first screw, the second screw being fixed in T-block are opened on the cover board
The through-hole being located on tablet, and, one end be fixed on it is on the first screw, after the through-hole, the other end be fixed on second
Drawstring on screw.
By using said program, the both ends of drawstring are fixed using the first screw and the second screw, have simple in structure, peace
Convenient advantage is filled, and drawstring, the first screw, the material source of the second screw are wide, it is at low cost.
Preferably：The cover board is hinged on using hinge on shell, and when not by outer force effect, cover board is under its own gravity
Open the opening.
By using said program, cover board is hinged using hinge, to facilitate cover board that can be opened under its own gravity
Mouthful, cover board is overturn without additional driving mechanism, there is energy-efficient effect.
Preferably：Keel shoe is set on the wall, and the shell is fixed on by fixing piece on keel shoe, the fixation
Part includes：The folded plate being fixed on shell, for across on keel shoe shape of chinese word Ji steel and one end be fixed on folded plate
, the other end be fixed on two screw rods on shape of chinese word Ji steel, to surround keel shoe.
By using said program, shell is installed by keel, fixing piece, to make shell during the installation process
Position adjusting can be carried out, is matched thus more suitable for ceiling.
Preferably：The shell is cuboid-type, engaging lug is equipped in the case width extending direction, in shell length
Extending direction both ends are respectively equipped with decorative panel.
By using said program, the engaging lug being arranged on shell makes shell be pacified in a manner of grafting with ceiling
Dress, and shell and the gap of ceiling junction are sealed respectively equipped with decorative panel at the both ends in shell length direction, with
Increase the aesthetics after shell installation.
Preferably：The shell is made of aluminum alloy materials.
By using said program, aluminium alloy have the advantages that it is hard beautiful, light and handy durable, permanent rustless, to have
Effect ensure that the artistic type and durability of shell.
In conclusion the utility model has the advantages that：
1, the curtain of projection screen and counterweight fixture block can be placed in shell, and be carried out to the opening on shell using cover board
It closes, to make shell be flushed with the surface of ceiling, interior is made to have the advantages that good decorative effect and aesthetics are good；
2, cover board is hinged by hinge, and counterweight fixture block pushes sliding block to slide in uphill process, and sliding block drives drawstring that will cover
Plate pull-up simultaneously closes opening, is overturn to cover board without additional power, with simple in structure, material source is wide, section
The advantages of energy；
3, shell is installed by keel shoe, fixing piece, has the advantages that be fixed conveniently, installation site is adjustable.
Description of the drawings
Fig. 1 is the mounting structure schematic diagram of the concealed smallpox projection screen of the utility model embodiment；
Fig. 2 is the enlarged drawing at A in Fig. 1；
Fig. 3 is the enlarged drawing at B in Fig. 1；
Fig. 4 is that the oblique present invention looks up structural representation of entirety after wall, ceiling is omitted in the utility model embodiment；
Fig. 5 is the enlarged drawing at C in Fig. 4；
Fig. 6 is the structural schematic diagram of actuator in the utility model embodiment.
Reference numeral：1, wall；2, ceiling；3, shell；31, it is open；4, shaft；5, motor；6, curtain；7, cover board；
8, actuator；81, mounting blocks；811, H-type block；812, L-type plate；813, sliding slot；82, sliding block；821, T-block；8211, T-type is hung
Hook；822, tablet；83, connector；831, the first screw；832, the second screw；833, through-hole；834, drawstring；9, fixing piece；
10, counterweight fixture block；11, keel shoe；12, folded plate；13, shape of chinese word Ji steel；14, screw rod；15, nut；16, engaging lug；17, it decorates
Plate.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.The identical attached drawing of wherein identical parts
Label indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to
It is the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from particular elements geometry
The direction at center.
A kind of concealed smallpox projection screen, as shown in Figures 1 to 6, the concealed smallpox projection screen setting of the present embodiment exist
Between wall 1 and ceiling 2, including：Cuboid-type, shell 3 with cavity, shell 3 is close to the surface and day of ceiling 2
The surface of card 2 flushes, and shaft 4, motor 5 and curtain 6 are provided in shell 3, and motor 5 is rotated for drive shaft 4, curtain
6 one end are fixed in the shaft 4, other end and are equipped with counterweight fixture block 10, and counterweight fixture block 10 is for making curtain 6 be launched into smooth shape
State is offered for the opening 31 of curtain 6 and the disengaging of counterweight fixture block 10 close to the side of ceiling 2 on shell 3, is open at 31
Shell 3 on be hinged be used to open or close opening 31 cover board 7, be additionally provided with when by outer force effect, can make in shell 3
Cover board 7 closes the actuator 8 of opening 31.
Specifically：As shown in figures 1 to 6, actuator 8 includes：Mounting blocks in shell 3, with sliding slot 813
81；With 813 slidingtype of sliding slot assembly sliding block 82 and one end connection on the slider 82, the other end be connected to the company on cover board 7
Fitting 83.
Wherein, mounting blocks 81 include：The H-type block 811 being fixed on shell 3 and two pieces are arranged in the side of H-type block 811
L-type plate 812 in plate end face, wherein sliding block 82 are L-shaped, assemble with 813 slidingtype of sliding slot and are linked up with T-type
8211, with two blocks of L-type plates 812 mounting T-block 821, and it is vertical with T-block 821, be used for abutted with counterweight fixture block 10
Tablet 822, be provided with deep floor between tablet 822 and T-block 821.
Wherein, sliding block 82 is articulated on two L-type plates 812 by T-type hook 8211, is covered at this time under the gravity of itself
Plate 7 is in the state for opening opening 31, when motor 5 is driven forward shaft 4, and curtain 6 is made to be housed in shell 3, counterweight fixture block 10
It is abutted with tablet 822 entering 3 internal orifice of shell through opening 31, and pushes tablet 822, keep T-block 821 sliding in sliding slot 813
It is dynamic, and drive cover board 7 to close opening 31 by connector 83, this process can make lid without applying additional external force to cover board 7
Plate 7 closes opening 31, has energy saving, convenient all points.
Specifically：Connector 83 includes：It is fixed on the first screw 831 on cover board 7, the second spiral shell being fixed in T-block 821
Silk 832, the through-hole 833 being opened on tablet 822, and, one end be fixed on it is on the first screw 831, pass through through-hole 833 after,
The other end is fixed on the drawstring 834 on the second screw 832, and the both ends of drawstring 834 use the first screw 831 and the second screw 832
It is fixed, there is advantage simple in structure, easy for installation, environmentally friendly, and drawstring 834, the first screw 831, the second screw 832 have material
Expect that wide, the at low cost advantage in source, medium pulling rope 834 are made of wire material, with the excellent of high strength, service life length
Point, to reduce subsequent maintenance cost.
Specifically：In the present embodiment, cover board 7 is hinged on using hinge on shell 3, when not by outer force effect, cover board 7
In the state for opening opening 31 under its own gravity, cover board 7 is hinged using hinge, to facilitate cover board 7 under its own gravity just
Opening 31 can be opened, cover board 7 is overturn without additional driving mechanism, to have energy-efficient effect.
Specifically：As shown in Figures 1 and 3, in the present embodiment, keel shoe 11 is set on wall 1, and shell 3 passes through solid
Determine part 9 to be fixed on keel shoe 11, wherein fixing piece 9 includes：The folded plate 12 being fixed on 3 length direction both ends of shell, is used for
Across on keel shoe 11 shape of chinese word Ji steel 13 and one end be fixed on the folded plate 12, other end and be fixed on shape of chinese word Ji steel 13
On, two screw rods 14 to surround keel shoe 11, the both ends of screw rod 14 are fixed using nut 15, to make shell 3
Installation site can carry out bidirectional modulation, to increase the applicability of the installation of shell 3, be equipped with and shape of chinese word Ji in the top side of keel shoe 11
The rubber strip that steel 13 abuts, the stability for increasing the installation of shape of chinese word Ji steel 13, to be mounted on keel shoe 11 when shell 3
Afterwards, increase the stability that shell 3 is installed.
Specifically, in the present embodiment, prolonging as shown in Figure 1, Figure 2 in 3 width of shell close to 2 side of ceiling with shown in Fig. 5
It stretches direction and is equipped with engaging lug 16, be respectively equipped with decorative panel 17 at 3 length extending direction both ends of shell, engaging lug 16 is for making shell
3 are installed with ceiling 2 in a manner of grafting, and decorative panel 17 is used to carry out the gap of shell 3 and 2 junction of ceiling close
Envelope, so as to shell 3 and 2 seamless installation of ceiling, to increase the aesthetics after shell 3 is installed.
Specifically, in the present embodiment, shell 3 is made of aluminum alloy materials, aluminium alloy has hard beautiful, light and handy resistance to
With, permanent rustless advantage, to which the artistic type and durability of shell 3 be effectively ensured.
In other embodiments, shell 3 is made of plastic material, and is equipped with steel plate at the both ends of 3 length direction of shell,
To ensure the integral strength of shell 3.
The course of work：Keel shoe 11 has first been pre-installed on wall 1, then will fix folded plate 12 on shell 3, and by several words
Shape steel 13 is placed on keel shoe 11, is then separately fixed at the both ends of two screw rods 14 on shape of chinese word Ji steel 13 by nut 15
On folded plate 121, then according to the installation site of ceiling 2, an installation high position for adjustment housings 3 and horizontal position, when ceiling 2
After installing, the engaging lug 16 on shell 3 and decorative panel 17 cover the gap between shell 3 and ceiling 2, to protect
Demonstrate,prove aesthetics.
When projection screen when not in use, shaft 4 is driven forward by motor 5, curtain 6 is driven to wind, while driving counterweight fixture block
10 are contained in by opening 31 in shell 3, are abutted with tablet 822 after counterweight fixture block 10 is housed in shell 3, and make tablet
822 push T-block 821 to be slided to the direction far from ceiling 2 in sliding slot 813, and T-block 821 drives drawing in sliding process
834 movement of rope, because the length of drawstring 834 is certain, drawstring 834 pulls cover board 7 to be turned over for fixed point with hinge in moving process
Turn, 31 closings until cover board 7 will be open, projection screen is completely hidden between ceiling 2 and wall 1 at this time, to make indoor tool
Have the advantages that good decorative effect and aesthetics are good.
When needing using projection screen, shaft 4 is driven reverse by motor 5 and is rotated, at this point, shaft 4 is cancelled to curtain 6
Power is wound, curtain 6 declines under its own gravity of counterweight fixture block 10, and to cancel the motive force to sliding block 82, sliding block 82 is certainly
It glides with the decline of counterweight fixture block 10 under body gravity, until T-type hook 8211 is mounted with L-type plate 812, at this point, cover board 7 is certainly
Under the gravity of body gravity and counterweight fixture block 10, opening 31 is opened, so that counterweight fixture block 10 drives the smooth expansion of curtain 6,
Keep the mode that cover board 7 opens opening 31 simple, driven without extra power, has the advantages that energy conservation and environmental protection, at low cost.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Claims (8)
1. a kind of concealed smallpox projection screen, including：Shell (3) between wall (1) and ceiling (2) is set to shell
(3) shaft (4) in and motor (5), one end is arranged in shaft (4), the other end are equipped with counterweight fixture block（10）, can house
In the curtain (6) in shell (3), characterized in that offered for curtain (6) and counterweight fixture block on the shell (3)（10）Into
The opening (31) gone out is hinged with the cover board (7) for closing the opening (31) at the opening (31), in the shell (3)
Equipped with when by outer force effect, can make the cover board (7) close it is described opening (31) actuator (8).
2. a kind of concealed smallpox projection screen according to claim 1, characterized in that the actuator (8) includes：It is set to
Mounting blocks (81) in the shell (3), with sliding slot (813)；With the sliding block of the sliding slot (813) slidingtype assembly
(82) and one end is connected on sliding block (82), the other end is connected to connector (83) on cover board (7).
3. a kind of concealed smallpox projection screen according to claim 2, characterized in that the mounting blocks (81) include：H-type
Block (811) and two blocks of L-type plates (812) being arranged on the side plate end face of H-type block (811), the sliding block (82) is L-shaped, packet
Include with the assembly of sliding slot (813) slidingtype and with T-type hook (8211), with the mounting of two pieces of L-type plates (812) T-block
(821), and it is vertical with T-block (821), for the tablet (822) that is abutted with counterweight fixture block (10).
4. a kind of concealed smallpox projection screen according to claim 3, characterized in that the connector (83) includes：Gu
It is scheduled on the first screw (831) on cover board (7), the second screw (832) being fixed in T-block (821) is opened in tablet (822)
On through-hole (833), and, one end be fixed on it is on the first screw (831), pass through the through-hole (833) afterwards, the other end fixes
Drawstring (834) on the second screw (832).
5. a kind of concealed smallpox projection screen according to claim 1, characterized in that the cover board (7) is cut with scissors using hinge
It is connected on shell (3), when not by outer force effect, cover board (7) opens the opening (31) under its own gravity.
6. a kind of concealed smallpox projection screen according to claim 1, characterized in that keel are arranged on the wall (1)
Frame (11), the shell (3) are fixed on by fixing piece (9) on keel shoe (11), and the fixing piece (9) includes：It is fixed on shell
Folded plate (12) on body (3), for across on keel shoe (11) shape of chinese word Ji steel (13) and one end be fixed on folded plate (12)
On, the other end be fixed on two screw rods (14) on shape of chinese word Ji steel (13), to surround keel shoe (11).
7. a kind of concealed smallpox projection screen according to claim 1, characterized in that the shell (3) is cuboid-type,
It is equipped with engaging lug (16) in the shell (3) width extending direction, decoration is respectively equipped at shell (3) length extending direction both ends
Plate (17).
8. a kind of concealed smallpox projection screen according to claim 1, characterized in that the shell (3) uses aluminium alloy
Material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820218115.1U CN207780473U (en) | 2018-02-05 | 2018-02-05 | A kind of concealed smallpox projection screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820218115.1U CN207780473U (en) | 2018-02-05 | 2018-02-05 | A kind of concealed smallpox projection screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207780473U true CN207780473U (en) | 2018-08-28 |
Family
ID=63210038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820218115.1U Active CN207780473U (en) | 2018-02-05 | 2018-02-05 | A kind of concealed smallpox projection screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207780473U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112213912A (en) * | 2020-10-23 | 2021-01-12 | 江苏精仪达科技有限公司 | Multifunctional lifting hoisting point device |
| CN113310325A (en) * | 2021-04-27 | 2021-08-27 | 河钢股份有限公司承德分公司 | Ash discharge valve observation hole cover plate convenient to open and good in sealing |
-
2018
- 2018-02-05 CN CN201820218115.1U patent/CN207780473U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112213912A (en) * | 2020-10-23 | 2021-01-12 | 江苏精仪达科技有限公司 | Multifunctional lifting hoisting point device |
| CN112213912B (en) * | 2020-10-23 | 2022-06-10 | 江苏精仪达科技有限公司 | Multifunctional lifting hoisting point device |
| CN113310325A (en) * | 2021-04-27 | 2021-08-27 | 河钢股份有限公司承德分公司 | Ash discharge valve observation hole cover plate convenient to open and good in sealing |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210726 Address after: 516000 factory building of zhoukangwei Shantang Industrial Park, Changbu village, Xinwei Town, Huiyang District, Huizhou City, Guangdong Province [No. 3, independent industrial park (former urban Wo factory building)] Patentee after: Guangdong Aikemei Technology Co.,Ltd. Address before: 518106 building T4, second industrial zone, Xitian community, Gongming office, Guangming New Area, Shenzhen, Guangdong Patentee before: SHENZHEN CENTURY-STAR AUDIO & VISUALS Co.,Ltd. |