CN209070296U - It is a kind of to carry out the fixed device of the fixed projection screen of disassembly at any time - Google Patents
It is a kind of to carry out the fixed device of the fixed projection screen of disassembly at any time Download PDFInfo
- Publication number
- CN209070296U CN209070296U CN201821561015.5U CN201821561015U CN209070296U CN 209070296 U CN209070296 U CN 209070296U CN 201821561015 U CN201821561015 U CN 201821561015U CN 209070296 U CN209070296 U CN 209070296U
- Authority
- CN
- China
- Prior art keywords
- fixed
- fixedly installed
- projection screen
- disassembly
- interlocking lever
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Abstract
The utility model relates to projection arts, and disclose a kind of fixed device of the projection screen that can carry out disassembly fixation at any time, including wall, the surface of the wall is fixedly installed with fixed frame, arc groove compatible with interlocking lever is offered inside the fixed frame, described positive one end of interlocking lever is connected with connecting rod by first rotating shaft, the front of the interlocking lever is connected with connecting rod by first rotating shaft, the other end of the connecting rod is connected to handle by the second shaft movable sleeve, the surface of wall is fixedly installed with fixed block, fixed block is located at the surface of fixed frame.This can carry out the fixed device of the fixed projection screen of disassembly at any time, pass through the cooperation between connecting rod, interlocking lever, handle and shaft, drive bayonet unit mobile and fixed, convenient for quickly that curtain kit is fixed on the wall, and handle bottom is equipped with spring, promote the connecting rod of the left and right sides mobile to centre, is installed convenient for user and fixed.
Description
Technical field
The utility model relates to projection art, specially a kind of fixed projection screen of disassembly that can carry out at any time is fixed
Device.
Background technique
Projection screen is used in the occasions such as film, office, home theater, convention, for showing image, video
The tool of file helps to improve the contrast of screen using the screen of appropriate gain, and image grayscale is made to increase, is in bright gay color,
Increase the ornamental of image, projection screen is called projection screen, is generally divided into commercial curtain, domestic screens, engineering curtain, the kind of curtain
There are many class, be divided into it is high, medium and low, can be depending on occasion situation.
During being shown using projection, need to set up projection screen existing projection on the securing means
The fixed device of curtain is generally located on wall higher position, and projection screen is generally fixed on fixed device, when curtain is damaged
It when badly being changed, is not easy to change, and it is higher to creep, station may generate security risk, unlikely above for a long time
It is changed at any time, avoids accumulating dust on curtain, thus it is proposed that a kind of can carry out the fixed projection screen of disassembly at any time
Fixed device.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, it is solid to provide a kind of projection screen that can carry out disassembly fixation at any time for the utility model
Determine device, have and facilitate installation, easy to disassemble, simple operation and other advantages, solves the fixed device of existing curtain and be not easy to put
It sets and changes in curtain above, when curtain is damaged, the person of being not convenient to use is changed, the fixed dress of existing curtain
It sets and is not easy to that curtain is installed, complex steps, and existing curtain device only fixes curtain kit in fixed curtain kit
Side is not fixed firmly, and is easy the problems such as falling.
(2) technical solution
Facilitate installation, purpose easy to disassemble, easy to operate for realization is above-mentioned, the utility model provides following technical side
Case: one kind can carry out the fixed device of the fixed projection screen of disassembly at any time, including wall, the surface of the wall are fixedly installed with
Fixed frame, offers arc groove compatible with interlocking lever inside the fixed frame, and described positive one end of interlocking lever passes through the
One shaft is connected with connecting rod, and described positive one end of interlocking lever is connected by one end activity of first rotating shaft and connecting rod
It connects, the other end of the connecting rod is connected to handle by the second shaft movable sleeve, and the surface of the wall is fixedly installed with fixation
Block, the fixed block are located at the surface of fixed frame, and the positive middle part of fixed block offers concave groove, the bottom of the handle
End extends to the inside of concave groove, and the inside of the concave groove is placed with the first spring, one end of first spring and concave
The bottom of slot is fixedly connected, and the other end of first spring is fixedly connected with the bottom for being located at concave groove interior handle, described
The positive other end of interlocking lever is fixedly installed with fixed link by the first bolt, and the positive bottom end of fixed link extends to spreader
Inside be fixedly attached by the second bolt with spreader, the left end of the spreader is fixedly installed with bayonet unit, the buckle dress
The bottom set is fixedly installed with T-type frame, and the surface of the wall is fixedly installed with fixed plate, and the inside of the fixed plate offers
The compatible T-slot of T type frame.
Preferably, the quantity of the interlocking lever is two, and two interlocking levers are in the same plane.
Preferably, the inside of the arc groove offers second spring, the both ends of the second spring respectively with two companies
Lever is in contact.
Preferably, the bayonet unit includes annular sleeve, and the annular sleeve movable sleeve is connected to fixed column, and the fixed column is prolonged
It extends to one end on the inside of annular sleeve and is fixedly installed with arc sleeve, the is socketed on the outside of the fixed column positioned on the inside of annular sleeve
Three springs, are fixedly installed with support column on the inside of the annular sleeve, one end of the support column and being fixedly connected on the inside of annular sleeve,
The other end of the support column is fixedly installed with arc sleeve, and the support column is located at annular sleeve inner circular horizontal direction orient diameter
With the junction of annular sleeve, the quantity of the arc sleeve altogether there are three, and between three adjacent arc sleeves and the annular sleeve center of circle
Angle is 120 degree.
Preferably, the both ends of the arc groove are fixedly installed with bumper respectively, and the nock width of the arc groove is less than
The diameter in interlocking lever rank street face, and the length of arc groove is greater than the sum of two interlocking levers and the length of second spring.
Preferably, the fixed plate is parallel to each other with fixed frame, and equal length, and the fixed plate is hung down mutually with fixed link
Directly.
(3) beneficial effect
Compared with prior art, the utility model provides a kind of fixed dress of the projection screen that can carry out disassembly fixation at any time
Set, have it is following the utility model has the advantages that
1, this can carry out the fixed device of the fixed projection screen of disassembly at any time, pass through connecting rod, interlocking lever, handle and shaft
Between cooperation, drive bayonet unit mobile simultaneously fixed, convenient for quickly that curtain kit is fixed on the wall, and handle bottom is equipped with
Spring promotes the connecting rod of the left and right sides mobile to centre, installs convenient for user and fixed.
2, this can carry out the fixed device of the fixed projection screen of disassembly at any time, by fixed column in bayonet unit, arc sleeve,
Cooperation between support column and third spring pulls connecting rod that can the both ends of curtain kit are placed in arc sleeve and be consolidated
It is fixed, it is easy to operate, it is easy to use.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the left view of bayonet unit in Fig. 1.
In figure: 1, wall；2, fixed frame；3, interlocking lever；4, arc groove；5, first rotating shaft；6, connecting rod；7, second turn
Axis；8, handle；9, fixed block；10, concave groove；11, the first spring；12, the first bolt；13, fixed link；14, the second bolt；
15, spreader；16, bayonet unit；161, annular sleeve；162, fixed column；163, arc sleeve；164, third spring；165, support column；
17, T type frame；18, fixed plate；19, T-slot；20, second spring；21, bumper.
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.
It is a kind of referring to FIG. 1-2, to carry out the fixed device of the fixed projection screen of disassembly, including wall 1, wall 1 at any time
Surface be fixedly installed with fixed frame 2, offered inside fixed frame 2 and the compatible arc groove 4 of interlocking lever 3, the number of interlocking lever 3
Amount is two, and two interlocking levers 3 are in the same plane, and the inside of arc groove 4 offers second spring 20, second spring 20
Both ends be in contact respectively with two interlocking levers 3, be convenient for pull handle 8 when, be conducive to handle 8 by connecting rod 6 drive buckle dress
The movement of 16 phase two sides is set, to be conducive to the installation to projection screen and change, the positive one end of interlocking lever 3 passes through first rotating shaft
5 are connected with connecting rod 6, and the both ends of arc groove 4 are fixedly installed with bumper 21 respectively, and the nock width of arc groove 4 is less than
The diameter in 3 rank street face of interlocking lever, and the length of arc groove 4 is greater than the sum of two interlocking levers 3 and length of second spring 20, thus really
Protected 8 skid off interlocking lever 3 will not from arc groove 4 by pulling handle, and also ensure the phase two sides in arc groove 4 of interlocking lever 3
Mobile space, the positive one end of interlocking lever 3 are flexibly connected by first rotating shaft 5 with one end of connecting rod 6, connecting rod 6 it is another
One end is connected to handle 8 by 7 movable sleeve of the second shaft, and the surface of wall 1 is fixedly installed with fixed block 9, and fixed block 9, which is located at, to be fixed
The surface of frame 2, the positive middle part of fixed block 9 offer concave groove 10, and the bottom end of handle 8 extends to the inside of concave groove 10,
The inside of concave groove 10 is placed with the first spring 11, and one end of the first spring 11 is fixedly connected with the bottom of concave groove 10, and first
The other end of spring 11 is fixedly connected with the bottom for being located at 10 interior handle 8 of concave groove, and the positive other end of interlocking lever 3 passes through the
One bolt 12 is fixedly installed with fixed link 13, and the inside that the positive bottom end of fixed link 13 extends to spreader 15 passes through the second bolt 14
It being fixedly attached with spreader 15, spreader 15 is a kind of stainless steel material, then prevent spreader 15 to be chronically exposed in air, due to
Contain moisture in air, spreader 15 is tightly corroded, the left end of spreader 15 is fixedly installed with bayonet unit 16, bayonet unit
16 include annular sleeve 161, and 161 movable sleeve of annular sleeve is connected to fixed column 162, and fixed column 162 extends to 161 inside of annular sleeve
One end is fixedly installed with arc sleeve 163, and the outside positioned at the fixed column 162 of 161 inside of annular sleeve is socketed with third spring 164,
It is fixedly installed with support column 165 on the inside of annular sleeve 161, one end of support column 165 and being fixedly connected for 161 inside of annular sleeve are propped up
The other end of dagger 165 is fixedly installed with arc sleeve 163, and it is straight that support column 165 is located at 161 inner circular horizontal direction direction of annular sleeve
The junction of diameter and annular sleeve 161, the quantity of arc sleeve 163 altogether there are three, and three adjacent arc sleeves 163 and annular sleeve 161
Angle between the center of circle is 120 degree, by bayonet unit 16 to which more easily projection screen be fixed, is mentioned
The high speed of fixed projection screen, the bottom of bayonet unit 16 are fixedly installed with T-type frame 17, and the surface of wall 1 is fixedly mounted
There is fixed plate 18, fixed plate 18 is parallel to each other with fixed frame 2, and equal length, and fixed plate 18 and fixed link 13 are orthogonal,
To ensure in pull handle 8, it is ensured that drive the bayonet unit 16 in fixed plate 18 to be moved by interlocking lever 3,
And reducing the resistance in 16 moving process of bayonet unit, the inside of fixed plate 18 offers the compatible T-slot of T-type frame 17
19。
When work, handle 8 is moved down with hand first, handle 8 by the second shaft 7 drive connecting rod 6 top to
Lower movement, bottom end and 3 phase of interlocking lever of connecting rod 6 are clamped, and interlocking lever 3 is actively socketed in arc groove 4, then the company of limiting
Lever 3 can only horizontal direction move left and right, then when squeeze grip 8, drive indirectly be located at the left and right sides of the second shaft 7 and with
The 6 phase two sides of connecting rod of second shaft, 7 pivot bush unit move, and two one end of interlocking lever far from handle pass through the first bolt
12 are fixedly installed with fixed link 13, and the bottom end of fixed link 13 is fixedly connected with buckle dress by the second bolt 14 and spreader 15
It sets, so while squeeze grip 8, so that handle 8 drives interlocking lever 3 mobile toward both sides, to make 16 phase two sides of bayonet unit
It is mobile, fixed column 162 is at this moment pulled, one end of curtain kit is placed in annular sleeve 161, the fixed column that then comes loose 162, it will be
Hand 8, which is moved upward to, makes the other end of curtain kit be in contact just with another bayonet unit 16, then pulls fixed column 162,
Slow pine handle 8 is placed on the other end of curtain kit in annular sleeve 161, and come loose handle 8, just fixes curtain kit, when changeing curtain
When cloth box, fixed column 162 only need to be pulled, then pull handle 8 moves upwards it, curtain kit can be made to remove from device.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
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. one kind can carry out the fixed device of the fixed projection screen of disassembly, including wall (1) at any time, it is characterised in that: the wall
The surface of body (1) is fixedly installed with fixed frame (2), and the inside of the fixed frame (2) offers the compatible circle with interlocking lever (3)
Arc slot (4), the positive one end of the interlocking lever (3) are connected with connecting rod (6), the interlocking lever by first rotating shaft (5)
(3) positive one end is flexibly connected by first rotating shaft (5) with one end of connecting rod (6), and the other end of the connecting rod (6) is logical
It crosses the second shaft (7) movable sleeve to be connected to handle (8), the surface of the wall (1) is fixedly installed with fixed block (9), the fixation
Block (9) is located at the surface of fixed frame (2), and the positive middle part of the fixed block (9) offers concave groove (10), the handle
(8) bottom end extends to the inside of concave groove (10), and the inside of the concave groove (10) is placed with the first spring (11), and described
One end of one spring (11) is fixedly connected with the bottom of concave groove (10), the other end of first spring (11) be located at concave
The bottom of slot (10) interior handle (8) is fixedly connected, and the positive other end of the interlocking lever (3) is fixed by the first bolt (12)
It is equipped with fixed link (13), the inside that the positive bottom end of the fixed link (13) extends to spreader (15) passes through the second bolt (14)
It is fixedly attached with spreader (15), the left end of the spreader (15) is fixedly installed with bayonet unit (16), the bayonet unit (16)
Bottom be fixedly installed with T-type frame (17), the surface of the wall (1) is fixedly installed with fixed plate (18), the fixed plate
(18) inside offers the compatible T-slot (19) of T-type frame (17).
2. one kind according to claim 1 can carry out the fixed device of the fixed projection screen of disassembly at any time, it is characterised in that:
The quantity of the interlocking lever (3) is two, and two interlocking levers (3) are in the same plane.
3. one kind according to claim 1 can carry out the fixed device of the fixed projection screen of disassembly at any time, it is characterised in that:
The inside of the arc groove (4) offers second spring (20), the both ends of the second spring (20) respectively with two interlocking levers
(3) it is in contact.
4. one kind according to claim 1 can carry out the fixed device of the fixed projection screen of disassembly at any time, it is characterised in that:
The bayonet unit (16) includes annular sleeve (161), and annular sleeve (161) movable sleeve is connected to fixed column (162), the fixation
One end that column (162) extends on the inside of annular sleeve (161) is fixedly installed with arc sleeve (163), described to be located in annular sleeve (161)
It is socketed with third spring (164) on the outside of the fixed column (162) of side, is fixedly installed with support column on the inside of the annular sleeve (161)
(165), being fixedly connected on the inside of one end with annular sleeve (161) of the support column (165), the support column (165) it is another
End is fixedly installed with arc sleeve (163), and the support column (165) is located at annular sleeve (161) inner circular horizontal direction orient diameter
With the junction of annular sleeve (161), the quantity of the arc sleeve (163) altogether there are three, and three adjacent arc sleeves (163) and ring
Angle between shape set (161) center of circle is 120 degree.
5. one kind according to claim 1 can carry out the fixed device of the fixed projection screen of disassembly at any time, it is characterised in that:
The both ends of the arc groove (4) are fixedly installed with bumper (21) respectively, and the nock width of the arc groove (4) is less than interlocking lever
(3) diameter in rank street face, and the length of arc groove (4) is greater than the sum of the length of two interlocking levers (3) and second spring (20).
6. one kind according to claim 1 can carry out the fixed device of the fixed projection screen of disassembly at any time, it is characterised in that:
The fixed plate (18) is parallel to each other with fixed frame (2), and equal length, and the fixed plate (18) and fixed link (13) are hung down mutually
Directly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821561015.5U CN209070296U (en) | 2018-09-25 | 2018-09-25 | It is a kind of to carry out the fixed device of the fixed projection screen of disassembly at any time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821561015.5U CN209070296U (en) | 2018-09-25 | 2018-09-25 | It is a kind of to carry out the fixed device of the fixed projection screen of disassembly at any time |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209070296U true CN209070296U (en) | 2019-07-05 |
Family
ID=67093227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821561015.5U Expired - Fee Related CN209070296U (en) | 2018-09-25 | 2018-09-25 | It is a kind of to carry out the fixed device of the fixed projection screen of disassembly at any time |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209070296U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111812937A (en) * | 2020-07-22 | 2020-10-23 | 深圳市环途创意文化传播有限公司 | Combined truss for holographic projection curtain wall |
-
2018
- 2018-09-25 CN CN201821561015.5U patent/CN209070296U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111812937A (en) * | 2020-07-22 | 2020-10-23 | 深圳市环途创意文化传播有限公司 | Combined truss for holographic projection curtain wall |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209070296U (en) | It is a kind of to carry out the fixed device of the fixed projection screen of disassembly at any time | |
| CN208314437U (en) | A kind of education sector projection screen structure | |
| CN206725953U (en) | It is a kind of from cleaning type teaching projection screen | |
| CN208610662U (en) | Pot detachable structure in a kind of panel of air fryer | |
| CN206469203U (en) | A kind of special easy clean type lampshade of pendent lamp | |
| CN208982791U (en) | Combined type piping lane bracket | |
| CN108800519A (en) | A kind of air conditioner filter of cleaning easy to disassemble | |
| CN210600935U (en) | Suspension tracking type intelligent advertisement designing machine | |
| CN207738215U (en) | A kind of textile process winding mechanism | |
| CN207581993U (en) | A kind of circuit board electroplating hanger of surface contact | |
| CN208676700U (en) | A kind of adjustable love lamp holder chair of interaction | |
| CN215519620U (en) | Clamping structure of pipe wallboard based on assembly decoration | |
| CN206518504U (en) | Combination type glass cleaner | |
| CN209171949U (en) | Vertical soft yarn curtain can be penetrated | |
| CN209371053U (en) | A kind of lamp stand of freely adjustable light bulb height | |
| CN208270930U (en) | A kind of screen carrier of disassembly easy to remove | |
| CN208433195U (en) | It is a kind of municipal administration publicity use billboard | |
| CN207893597U (en) | A kind of LED street lamp of good illumination effect | |
| CN208065024U (en) | A kind of curtain rod arm being easily installed with dismounting | |
| CN209644595U (en) | A kind of disposable over-shoes machine of computer room teaching | |
| CN210398324U (en) | Stable wall hanging structure of TV set rear cover convenient to assemble and disassemble | |
| CN205939641U (en) | Air purifier's suspension type clamping device | |
| CN109794309A (en) | A kind of portable high stability experimental bench easy to assemble | |
| CN210095304U (en) | Photo frame hanging sheet | |
| CN210465990U (en) | Wall-mounted projection curtain convenient to disassemble and assemble |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190705 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |