CN111981269A - Projection arrangement that visual transmission design was used - Google Patents
Projection arrangement that visual transmission design was used Download PDFInfo
- Publication number
- CN111981269A CN111981269A CN202010850349.XA CN202010850349A CN111981269A CN 111981269 A CN111981269 A CN 111981269A CN 202010850349 A CN202010850349 A CN 202010850349A CN 111981269 A CN111981269 A CN 111981269A
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- Prior art keywords
- bevel gear
- groove
- rack
- grooves
- cavity
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- 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.)
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- 230000000007 visual effect Effects 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 title claims abstract description 15
- 239000011324 bead Substances 0.000 claims description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 239000011521 glass Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/08—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a vertical axis, e.g. panoramic heads
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Projection Apparatus (AREA)
Abstract
The invention relates to the technical field of auxiliary devices for visual transmission design, and discloses a projection device for visual transmission design, which comprises: the lift post, the rotary disk, a plurality of connecting blocks, the driving shaft, from bevel gear, the straight-teeth gear, rack and chucking spare, the periphery of lift post is located to fixed cover, evenly seted up many vertical recesses along its circumference, a plurality of connecting blocks link firmly in the lower terminal surface of rotary disk, the axial setting of driving shaft perpendicular to lift post, locate in the cavity from bevel gear, mesh perpendicularly with bevel gear, the straight-teeth gear cover is located from bevel gear's periphery and is linked firmly rather than, the axial setting of rack perpendicular to lift post, mesh mutually with the straight-teeth gear, chucking spare first end links firmly with telescopic machanism's flexible end, the second end is joined in marriage with the size of recess and can block into in the recess. The invention realizes the locking or unlocking of the angle, so that the angle in the horizontal direction can not be interfered by external force to rotate when the projector is in a use state, and the normal use of the projection device is ensured.
Description
Technical Field
The invention relates to the technical field of auxiliary devices for visual transmission design, in particular to a projection device for visual transmission design.
Background
The visual transmission design is a design which is expressed through visual media and is transmitted to audiences, the times characteristic graphic design and rich connotation of the design are reflected, the appearance of digital multimedia continuously challenges and enriches the traditional visual transmission mode, and the visual transmission design transmits the design content to the audiences through a projection device.
The projector for the existing visual transmission design still has a plurality of problems, wherein, Chinese patent CN 209671991U discloses a projector for the visual transmission design, which comprises a mobile base and a fixed frame, the upper end of the mobile base is provided with a fixed column, the inside of the fixed column is provided with a sliding cavity, the inside of the sliding cavity is provided with a lifting column, the outside of the lifting column is provided with a locking hole, the outside of the fixed column is provided with a positioning hole in a penetrating way, the outside of the fixed column is provided with a locking component, the center of a rotating disc is provided with an inserting column, the inner bottom surface of the fixed frame is provided with an inserting hole in a penetrating way, the inner wall of the fixed frame is provided with a projector body through a rotating shaft, the inner bottom of the fixed frame is provided with a length-adjusting rod, the upper end of the length-, can realize dismantling of device through spliced pole and spliced eye, satisfy different in service behavior, application scope is wide.
In the above patent, the angle adjustment in the horizontal direction is achieved by rotating the rotating disc, but in the patent, only the rotating disc can be rotated, but it cannot be guaranteed that the rotating disc can be locked in an angle after rotating to a desired angle, so that if an external force is applied to the fixed frame, the rotating disc is easily rotated to deviate from the original angle, and the normal use of the projector body is further affected.
Disclosure of Invention
The invention provides a projection device for visual transmission design, which can lock the angle after rotating a rotating disk to a preset angle.
The invention provides a projection device for visual transmission design, comprising:
the rotary disc is arranged at the upper end of the lifting column;
the fixing sleeve is sleeved on the periphery of the lifting column, is close to the upper end face of the lifting column, and is uniformly provided with a plurality of longitudinal grooves along the circumferential direction, and the openings of the grooves face the direction far away from the axial direction of the fixing sleeve;
the connecting blocks are fixedly connected to the lower end face of the rotating disc, are always positioned on the outer side of the fixing sleeve, correspond to the fixing sleeve in the horizontal direction, are internally provided with cavities, are provided with round holes on the outer side wall, are provided with communicating holes on the inner side wall, and are respectively communicated with the cavities;
the first end of the driving shaft penetrates through the round hole and extends into the cavity, the driving shaft is hinged with the outer side wall of the connecting block through a first bearing, a bevel gear is fixedly sleeved on the periphery of the driving shaft, and the bevel gear is located in the cavity;
the secondary bevel gear is arranged in the cavity, vertically meshed with the bevel gear and rotatably connected with the connecting block through a connecting shaft, and the connecting shaft is hinged with the connecting block through a second bearing;
the straight gear is sleeved on the periphery of the secondary bevel gear and fixedly connected with the secondary bevel gear;
the rack is perpendicular to the axial direction of the lifting column, meshed with the straight gear and connected with the inner wall of the connecting block in a sliding manner, the first end of the rack is always positioned in the cavity, and the second end of the rack penetrates through the communicating hole and extends out of the cavity;
and the clamping piece is fixedly connected with the second end of the rack, and the second end is matched with the size of the groove and can be clamped into the groove.
Optionally, the inner wall of cavity has the spout, and the spout is on a parallel with the rack setting, and the back of the tooth department of rack has linked firmly the slider, slider and spout sliding fit to along spout horizontal slip, the outer wall department that the spout is close to the connecting block has linked firmly the limiting plate.
Optionally, the recess is the dovetail groove, and the notch of recess is greater than the tank bottom size, and the second end of chucking spare also is trapezoidal to with recess clearance fit.
Optionally, the outer surface of the clamping member is provided with a plurality of communicating grooves, glass beads are elastically connected in the communicating grooves, the groove walls of the grooves are provided with a plurality of shallow grooves, the shallow grooves correspond to the communicating grooves in position, and the glass beads can extend out of the communicating grooves to enter the shallow grooves.
Optionally, a spring is arranged in the communicating groove, the spring is parallel to the axial direction of the communicating groove, a first end of the spring is fixedly connected with the bottom wall of the communicating groove, and a second end of the spring is fixedly connected with the glass bead.
Optionally, the second end of chucking spare links firmly the rubber pad, and the inside of rubber pad is inlayed and is had a plurality of reinforcement pieces.
Compared with the prior art, the invention has the beneficial effects that: the connecting block is arranged on the rotating disc, the fixing sleeve is arranged on the upper portion of the lifting column, and the fastening piece and the fixing sleeve are locked or separated through the matching of the bevel gear and the rack, so that the angle locking or the angle unlocking of the device is realized, the angle in the horizontal direction cannot be interfered by external force to rotate when the device is in a use state, and the normal use of the projection device is ensured.
Drawings
Fig. 1 is a schematic structural diagram of a projection apparatus for visual transmission design according to an embodiment of the present invention;
fig. 2 is a schematic view of an internal structure of a connection block according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view taken along the line A-A in FIG. 2;
fig. 4 is a top view of a pouch according to an embodiment of the present invention;
fig. 5 is an enlarged view of a portion of the structure at G in fig. 2.
Description of reference numerals:
1-lifting column, 2-rotating disk, 3-fixed sleeve, 4-groove, 5-connecting block, 6-cavity, 7-round hole, 8-driving shaft, 9-bevel gear, 10-driven bevel gear, 11-connecting shaft, 12-straight gear, 13-rack, 14-communicating hole, 15-clamping piece, 16-first bearing, 17-second bearing, 18-sliding groove, 19-sliding block, 20-limiting plate, 21-glass bead, 22-shallow groove, 23-spring, 24-rubber pad, 25-reinforcing block, 26-rotating handle and 27-fixing frame.
Detailed Description
An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing technical solutions of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1-2, a projection apparatus for visual design according to an embodiment of the present invention includes: the lifting column comprises a lifting column 1, a rotating disc 2, a fixing sleeve 3, a plurality of connecting blocks 5, a driving shaft 8, a secondary bevel gear 10, a straight gear 12, a rack 13 and a clamping piece 15, wherein the rotating disc 2 is installed at the upper end of the lifting column 1, the fixing sleeve 3 is sleeved on the periphery of the lifting column 1 and is close to the upper end face of the lifting column 1, a plurality of longitudinal grooves 4 are uniformly formed in the circumferential direction of the fixing sleeve, the openings of the grooves 4 face the direction far away from the axial direction of the fixing sleeve 3, the connecting blocks 5 are fixedly connected to the lower end face of the rotating disc 2 and are always positioned on the outer side of the fixing sleeve 3 and correspond to the position of the fixing sleeve 3 in the horizontal direction, a cavity 6 is formed inside the fixing sleeve, a round hole 7 is formed in the outer side wall, a communicating hole 14 is formed in the inner side wall of the round hole 7, the driving shaft 8 is perpendicular to the axial, the fixed cover in periphery is equipped with bevel gear 9, bevel gear 9 is located cavity 6, locate cavity 6 from bevel gear 10, mesh perpendicularly with bevel gear 9, rotate with connecting block 5 through connecting axle 11 and be connected, connecting axle 11 is articulated mutually through second bearing 17 with connecting block 5, spur gear 12 cover is located the periphery from bevel gear 10 and is linked firmly rather than, rack 13 perpendicular to lift post 1's axial setting, mesh mutually with spur gear 12, and with connecting block 5's inner wall sliding connection, first end is located cavity 6 all the time, the second end passes intercommunicating pore 14 and extends in cavity 6, the first end of chucking spare 15 links firmly with the second end of rack 13, the second end cooperates and can block into in recess 4 with the size of recess 4, connecting block 5 sets up to two in this embodiment, the both sides of fixed cover 3 are located to the symmetry.
The use method and the working principle are as follows: after the rotating disc 2 is rotated to enable the fixing frame 27 to rotate to a proper angle, namely after the angle of the projector in the horizontal direction is proper, the driving shaft 8 is rotated clockwise to drive the bevel gear 9 thereon to rotate synchronously, the bevel gear 9 drives the bevel gear 10 meshed with the bevel gear 9 to rotate and enables the rotation angle to change by 90 degrees, and further drives the straight gear 12 to rotate even if the straight gear 12 rotates in the horizontal direction, the straight gear 12 pushes the rack 13 meshed with the straight gear to move towards the direction close to the fixing sleeve 3 until the second end of the clamping piece 15 is clamped into the groove 4, at the moment, the clamping piece 15 locks the connecting block 5 and the fixing sleeve 3, as the locking is realized on both sides of the fixing sleeve 3, the limiting of the connecting block 5 in the horizontal direction is more reliable, the rotating disc 2 on the fixing sleeve cannot rotate, when the rotation angle needs to be adjusted, the driving shaft 8, bevel gear 9 drives rather than the meshing from bevel gear 10 and rotates and make rotation angle change 90, and then drive spur gear 12 and rotate even spur gear 12 rotates at the horizontal direction, spur gear 12 pulling rather than the rack 13 of meshing moves until chucking spare 15 breaks away from with recess 4 to the direction of keeping away from fixed cover 3, chucking spare 15 unblock connecting block 5 and fixed cover 3 this moment, rotary disk 2 can rotatory change the angle, under any state, chucking spare 15 is in the outside of connecting block 5 all the time.
The connecting block is arranged on the rotating disc, the fixing sleeve is arranged on the upper portion of the lifting column, and the fastening piece and the fixing sleeve are locked or separated through the matching of the bevel gear and the rack, so that the angle locking or the angle unlocking of the device is realized, the angle in the horizontal direction cannot be interfered by external force to rotate when the device is in a use state, and the normal use of the projection device is ensured.
As shown in fig. 3, the inner wall of the cavity 6 has a sliding groove 18, the sliding groove 18 is parallel to the rack 13, a sliding block 19 is fixedly connected to the back of the tooth of the rack 13, the sliding block 19 is in sliding fit with the sliding groove 18 and horizontally slides along the sliding groove 18, a limiting plate 20 is fixedly connected to the outer wall of the sliding groove 18 close to the connecting block 5, the horizontal reciprocating movement of the rack 13 is more stable and firm due to the adoption of the method, the limiting plate 20 ensures that the sliding block 19 cannot be separated from the sliding groove 18, and further ensures that the rack 13 always moves in the horizontal direction without deviation, so that the accurate locking or unlocking of the clamping member 15 and the groove 4 is ensured, and the normal use of.
As shown in fig. 4, the groove 4 is a trapezoidal groove, the size of the notch of the groove 4 is larger than that of the groove bottom, the second end of the clamping piece 15 is also trapezoidal, and is in clearance fit with the groove 4, the notch of the trapezoidal groove is enlarged, so that the second end of the clamping piece 15 can better enter the groove when moving into the groove 4, the clamping piece 15 and the groove 4 can be accurately locked or unlocked, and the normal use of the projection device is ensured.
As shown in fig. 5, the outer surface of the retainer 15 has a plurality of communication grooves 20, beads 21 are elastically connected in the communication grooves 20, the wall of the groove 4 has a plurality of shallow grooves 22, the shallow grooves 22 correspond to the communication grooves 20, and the bead 21 can partially extend out of the communication grooves 20 and enter the shallow grooves 22, in this embodiment, two communication grooves 20 and two shallow grooves 22 are provided, and are arranged symmetrically.
The use method and the working principle are as follows: when the second end of the clamping piece 15 is completely clamped in the groove 4, the glass bead 21 is just opposite to the shallow groove 22, the part of the glass bead 21, which is ejected out of the communicating groove 20, is clamped in the shallow groove 22 under the action of elastic force, so that the clamping piece 15 and the fixed sleeve 3 are further fixed, and when the unlocking is needed, the glass bead 21 retracts into the communicating groove 20 under the action of the elastic force, so that the firm locking or unlocking of the clamping piece 15 and the groove 4 is further ensured, and the normal use of the projection device is ensured.
Optionally, a spring 23 is disposed in the communicating groove 20, the spring 23 is disposed parallel to the axial direction of the communicating groove 20, a first end of the spring 23 is fixedly connected to the bottom wall of the communicating groove 20, and a second end of the spring 23 is fixedly connected to the glass bead 21.
Optionally, the second end of the fastening member 15 is fixedly connected with a rubber pad 24, a plurality of reinforcing blocks 25 are embedded in the rubber pad 24, the rubber pad 24 can increase the friction force between the fastening member 15 and the fixing sleeve 3, so that the fastening member 15 and the fixing sleeve 3 can be fastened more firmly, the reinforcing blocks 25 are rigid blocks in the embodiment, the rigidity of the rubber pad 24 can be enhanced, the abrasion of the reinforcing blocks is reduced, the fastening member 15 and the groove 4 can be further firmly locked or unlocked, and the normal use of the projection device is ensured.
The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the above embodiments, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.
Claims (6)
1. A projection device for visually conveying a design, comprising: lifting column (1) and rotary disk (2), rotary disk (2) install in the upper end of lifting column (1), its characterized in that still includes:
the fixing sleeve (3) is sleeved on the periphery of the lifting column (1), is close to the upper end face of the lifting column (1), and is uniformly provided with a plurality of longitudinal grooves (4) along the circumferential direction, and the openings of the grooves (4) face the axial direction far away from the fixing sleeve (3);
the connecting blocks (5) are fixedly connected to the lower end face of the rotating disc (2), are always positioned on the outer side of the fixing sleeve (3), correspond to the fixing sleeve (3) in the horizontal direction, are internally provided with cavities (6), are provided with round holes (7) on the outer side wall, are provided with communicating holes (14) on the inner side wall, and are respectively communicated with the cavities (6);
the driving shaft (8) is perpendicular to the axial direction of the lifting column (1), the first end of the driving shaft penetrates through the round hole (7) and extends into the cavity (6), the driving shaft is hinged with the outer side wall of the connecting block (5) through a first bearing (16), a bevel gear (9) is fixedly sleeved on the periphery of the driving shaft, and the bevel gear (9) is located in the cavity (6);
the secondary bevel gear (10) is arranged in the cavity (6), vertically meshed with the bevel gear (9) and rotatably connected with the connecting block (5) through a connecting shaft (11), and the connecting shaft (11) is hinged with the connecting block (5) through a second bearing (17);
the straight gear (12) is sleeved on the periphery of the secondary bevel gear (10) and fixedly connected with the secondary bevel gear;
the rack (13) is perpendicular to the axial direction of the lifting column (1), is meshed with the straight gear (12) and is in sliding connection with the inner wall of the connecting block (5), the first end of the rack is always positioned in the cavity (6), and the second end of the rack penetrates through the communicating hole (14) and extends out of the cavity (6);
and the first end of the clamping piece (15) is fixedly connected with the second end of the rack (13), and the second end of the clamping piece is matched with the size of the groove (4) and can be clamped into the groove (4).
2. The projection device for visual communication design according to claim 1, wherein the inner wall of the cavity (6) is provided with a sliding groove (18), the sliding groove (18) is arranged in parallel with the rack (13), a sliding block (19) is fixedly connected to the back of the tooth of the rack (13), the sliding block (19) is in sliding fit with the sliding groove (18) and horizontally slides along the sliding groove (18), and a limit plate (20) is fixedly connected to the sliding groove (18) close to the outer wall of the connecting block (5).
3. A projection device for visual communication of design according to claim 1, wherein said recess (4) is a trapezoidal recess and the mouth of said recess (4) is larger than the base dimension of the recess, and said retainer (15) is also trapezoidal at its second end and is a clearance fit with said recess (4).
4. The projection device for visual communication design according to claim 1, wherein the outer surface of the retainer (15) has a plurality of communication grooves (20), beads (21) are elastically connected in the communication grooves (20), the wall of the groove (4) has a plurality of shallow grooves (22), the shallow grooves (22) correspond to the communication grooves (20), and portions of the beads (21) can extend out of the communication grooves (20) into the shallow grooves (22).
5. The projection apparatus for visual transmission design according to claim 4, wherein a spring (23) is disposed in the communication groove (20), the spring (23) is disposed parallel to the axial direction of the communication groove (20), a first end of the spring (23) is fixedly connected to the bottom wall of the communication groove (20), and a second end of the spring (23) is fixedly connected to the bead (21).
6. A visual design projection unit as claimed in claim 1, wherein the second end of the retainer (15) is attached to a rubber pad (24), and a plurality of reinforcing blocks (25) are embedded within the rubber pad (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010850349.XA CN111981269B (en) | 2020-08-21 | 2020-08-21 | Projection arrangement that visual transmission design was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010850349.XA CN111981269B (en) | 2020-08-21 | 2020-08-21 | Projection arrangement that visual transmission design was used |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111981269A true CN111981269A (en) | 2020-11-24 |
| CN111981269B CN111981269B (en) | 2022-06-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010850349.XA Active CN111981269B (en) | 2020-08-21 | 2020-08-21 | Projection arrangement that visual transmission design was used |
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| Country | Link |
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| CN (1) | CN111981269B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201944501U (en) * | 2010-08-19 | 2011-08-24 | 俞铁阶 | 360 degree uniform dividing position-restriction manual-rotating photographing holder |
| CN208074471U (en) * | 2018-03-30 | 2018-11-09 | 天津一鉴楼文化科技有限公司 | A kind of multi-directional regulation device of VR cameras |
| CN208156653U (en) * | 2018-04-20 | 2018-11-27 | 天津傲图众邦科技有限公司 | A kind of computer fault alarm device of installation easy to disassemble |
| CN208409253U (en) * | 2018-07-03 | 2019-01-22 | 和平生田超精密传动科技有限公司 | A kind of flat position fixture for processing of central spindle |
| CN210034876U (en) * | 2019-05-28 | 2020-02-07 | 江苏迈特菲光电技术有限公司 | Soft adjustment type medical liquid crystal display |
| CN210024035U (en) * | 2019-03-17 | 2020-02-07 | 瑞联电路板（福建）有限公司 | Support for welding and debugging circuit board |
| CN210997106U (en) * | 2019-11-14 | 2020-07-14 | 深圳市上申眼镜制造有限公司 | Clamping jig for laser welding machine for manufacturing glasses |
| CN111504061A (en) * | 2020-03-26 | 2020-08-07 | 贺得(上海)实业有限公司 | Air duct heater mounting structure of infrared tunnel furnace |
-
2020
- 2020-08-21 CN CN202010850349.XA patent/CN111981269B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201944501U (en) * | 2010-08-19 | 2011-08-24 | 俞铁阶 | 360 degree uniform dividing position-restriction manual-rotating photographing holder |
| CN208074471U (en) * | 2018-03-30 | 2018-11-09 | 天津一鉴楼文化科技有限公司 | A kind of multi-directional regulation device of VR cameras |
| CN208156653U (en) * | 2018-04-20 | 2018-11-27 | 天津傲图众邦科技有限公司 | A kind of computer fault alarm device of installation easy to disassemble |
| CN208409253U (en) * | 2018-07-03 | 2019-01-22 | 和平生田超精密传动科技有限公司 | A kind of flat position fixture for processing of central spindle |
| CN210024035U (en) * | 2019-03-17 | 2020-02-07 | 瑞联电路板（福建）有限公司 | Support for welding and debugging circuit board |
| CN210034876U (en) * | 2019-05-28 | 2020-02-07 | 江苏迈特菲光电技术有限公司 | Soft adjustment type medical liquid crystal display |
| CN210997106U (en) * | 2019-11-14 | 2020-07-14 | 深圳市上申眼镜制造有限公司 | Clamping jig for laser welding machine for manufacturing glasses |
| CN111504061A (en) * | 2020-03-26 | 2020-08-07 | 贺得(上海)实业有限公司 | Air duct heater mounting structure of infrared tunnel furnace |
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| Publication number | Publication date |
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| CN111981269B (en) | 2022-06-07 |
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