CN113100593A - Portable drawing display device for greening landscape design - Google Patents

Portable drawing display device for greening landscape design Download PDF

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Publication number
CN113100593A
CN113100593A CN202110428384.7A CN202110428384A CN113100593A CN 113100593 A CN113100593 A CN 113100593A CN 202110428384 A CN202110428384 A CN 202110428384A CN 113100593 A CN113100593 A CN 113100593A
Authority
CN
China
Prior art keywords
fixedly connected
display
supporting plate
guide rail
landscape design
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.)
Pending
Application number
CN202110428384.7A
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Chinese (zh)
Inventor
李响
徐喆
王群力
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ANYANG VOCATIONAL AND TECHNICAL COLLEGE
Original Assignee
ANYANG VOCATIONAL AND TECHNICAL COLLEGE
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ANYANG VOCATIONAL AND TECHNICAL COLLEGE filed Critical ANYANG VOCATIONAL AND TECHNICAL COLLEGE
Priority to CN202110428384.7A priority Critical patent/CN113100593A/en
Publication of CN113100593A publication Critical patent/CN113100593A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B97/00Furniture or accessories for furniture, not provided for in other groups of this subclass
    • A47B97/02Devices for holding or supporting maps, drawings, or the like, including means for preventing rolling-up
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B91/00Feet for furniture in general
    • A47B91/06Gliders or the like
    • A47B91/066Swivel gliders
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00Structural combinations of lighting devices with other articles, not otherwise provided for
    • F21V33/0004Personal or domestic articles
    • F21V33/0012Furniture
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B2220/00General furniture construction, e.g. fittings
    • A47B2220/0075Lighting
    • A47B2220/0077Lighting for furniture, e.g. cupboards and racks
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Abstract

The invention provides a portable drawing display device for greening landscape design, which comprises a first supporting plate and a second supporting plate, wherein the first supporting plate and the second supporting plate are rotatably connected in an X-shaped staggered manner, the second supporting plate is positioned at the top end of the first supporting plate, the top end of the second supporting plate is fixedly connected with a sleeve, the top of the sleeve is movably sleeved with a supporting rod, the top end of the supporting rod is fixedly connected with a display plate, the top of the back surface of the display plate is fixedly connected with a driving mechanism, the top end and the bottom of the front surface of the display plate are respectively and fixedly connected with a first guide rail and a second guide rail, the driving mechanism is detachably connected with the display mechanism, the display mechanism is respectively and slidably connected with the first guide rail and the second guide rail, the bottom of the back surface of the display plate is fixedly connected with a switch panel, two sides of, the device is convenient to move and disassemble through the universal wheels, so that the device is convenient to carry.

Description

Portable drawing display device for greening landscape design
Technical Field
The invention relates to the technical field of drawing display devices, in particular to a portable drawing display device for greening landscape design.
Background
Landscape design refers to the planning design of landscape and garden, the elements of which include natural landscape elements and artificial landscape elements, and are cross-fused with various disciplines of planning, ecology, geography and the like, and have different meanings in different disciplines, and the landscape design mainly serves as follows: urban landscape design (urban square, commercial street, office environment, etc.), residential landscape design, urban park planning and design, waterfront and greenbelt planning design, tourist vacation district and scenic district planning design, etc.
Present afforestation purification design uses drawing display device portable not, highly be convenient for adjust simultaneously, is carrying out the in-process that demonstrates to the drawing moreover, is not convenient for show the drawing, and the drawing is not convenient for preserve simultaneously.
Disclosure of Invention
The invention aims to provide a portable drawing display device for greening landscape design, and aims to solve the problems that the drawing display device in the prior art is inconvenient to carry, display and store drawings.
In order to achieve the purpose, the invention provides the following technical scheme: a portable drawing display device for greening landscape design comprises a first supporting plate and a second supporting plate, the first supporting plate and the second supporting plate are rotatably connected in an X-shaped staggered manner, the second supporting plate is positioned at the top end of the first supporting plate, the top end of the second supporting plate is fixedly connected with a sleeve, the top end of the sleeve is movably sleeved with the supporting rod, the top end of the supporting rod is fixedly connected with a display board, the top of the back surface of the display board is fixedly connected with a driving mechanism, the top end and the front bottom of the display board are respectively and fixedly connected with a first guide rail and a second guide rail, the driving mechanism is detachably connected with the display mechanism, the display mechanism is respectively connected with the first guide rail and the second guide rail in a sliding manner, the bottom of the back surface of the display plate is fixedly connected with a switch panel, and two sides of the bottom ends of the first support plate and the second support plate are respectively and rotatably connected with universal wheels;
the driving mechanism comprises a stepping motor, the stepping motor is fixedly connected to the top of the back face of the display board through a motor support, an output shaft of the stepping motor is fixedly connected with one end of a lead screw, the other end of the lead screw is rotatably connected with a rotating seat, the rotating seat is fixed to the back face of the display board through a screw, and the lead screw is rotatably connected with a lead screw nut.
In order to facilitate the development of drawings, the invention is preferably as follows: the showing mechanism comprises a connecting block, the connecting block is in threaded connection with a screw rod nut through screws, the connecting block is fixedly connected with a first sliding block, a first fixed block is fixedly connected with the front side of the first sliding block, a connecting rod is fixedly connected with one side of the first fixed block, the bottom of the connecting rod is fixedly connected with a second sliding block positioned on one side of the first fixed block, a connecting seat is fixedly connected with the top end of the second sliding block, a bearing seat is fixedly connected with the bottom end of the first fixed block, a coiling rod is rotatably connected between the bearing seat and the connecting seat, and the first sliding block and the second sliding block are respectively in sliding connection with a first guide rail and a second guide.
In order to facilitate the fixing of the winding rod, as a preferred scheme of the invention: the connecting seat comprises a second fixing block, the middle of the second fixing block is provided with a first groove, the side walls of three sides, located in the first groove, of the second fixing block are provided with second grooves, the inner portion of each second groove is elastically connected with a fixing seat through a spring, and one side of each fixing seat is rotatably connected with a ball.
In order to roll up drawings, the invention is a preferable scheme that: the winding rod comprises a winding shaft for winding the drawing, a first rotating shaft is fixedly connected to the top end of the winding shaft, a second rotating shaft is fixedly connected to the bottom end of the winding shaft, the first rotating shaft is rotatably connected with the bearing seat, and the second rotating shaft is rotatably connected with three balls.
In order to facilitate the height adjustment of the drawing display device, the drawing display device is taken as a preferred scheme of the invention: the top fixedly connected with stopper in the sleeve pipe, sleeve pipe top threaded connection has fastening nut.
In order to store the drawings, the invention is a preferable scheme that: show board one side fixedly connected with stores the box, it closes to be connected with sealed lid to store the box top end.
In order to better show drawings, the invention is characterized in that: the third recess has been seted up on the show board openly, the positive fixedly connected with fixed plate of third recess, the inside lateral wall fixedly connected with LED lamp area of third recess.
In order to fix the drawing, the invention takes the following preferable scheme: one side of the display board is connected with a pressure lever in an adsorption manner.
In order to make the drawing display device convenient to use, the drawing display device is taken as a preferred scheme of the invention: the fixed plate is made of a transparent acrylic plate with good light transmission effect.
In order to ensure that the drawing display device works normally, the drawing display device is taken as a preferred scheme of the invention: the switch panel is electrically connected with an external power supply, and the stepping motor and the LED lamp strip are respectively electrically connected with the external power supply through a stepping motor control switch and an LED lamp strip control switch on the switch panel.
Compared with the prior art, the portable drawing display device for greening landscape design provided by the invention has the following beneficial effects:
1) the drawing display device is characterized in that a driving mechanism is arranged to be matched with a display mechanism, a worker only needs to fix a winding rod with a drawing through the display mechanism, one side of the drawing is fixed through a pressing rod, then the display mechanism is driven to slowly open the drawing through the driving mechanism, the drawing is better displayed through matching with an LED lamp arranged in a display board, the ornamental value of an observer is effectively improved, most mechanisms of the drawing display device are fixed through screws, the drawing display device is convenient for the worker to disassemble, the device is convenient to carry, and the device is convenient to move through an arranged universal wheel;
2) make bracing piece height-adjustable through the stopper cooperation fastening nut that is equipped with, and then make this drawing display device's whole height-adjustable festival, through the storage box that is equipped with, be convenient for store the drawing.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of the present invention;
FIG. 3 is a schematic cross-sectional view of the present invention;
FIG. 4 is an enlarged view of FIG. 3 at A according to the present invention;
FIG. 5 is a schematic view of the display mechanism of the present invention;
FIG. 6 is a schematic cross-sectional view of the connecting socket of the present invention;
fig. 7 is a schematic view of the winding rod structure in the present invention.
In the figure: 1. a first support plate; 2. a second support plate; 3. a sleeve; 4. a support bar; 5. a display board; 6. a drive mechanism; 61. a stepping motor; 62. a screw rod; 63. a rotating seat; 64. a feed screw nut; 7. a first guide rail; 8. a second guide rail; 9. a display mechanism; 91. connecting blocks; 92. a first slider; 93. a first fixed block; 94. a connecting rod; 95. a second slider; 96. a connecting seat; 961. a second fixed block; 962. a first groove; 963. a second groove; 964. a fixed seat; 965. a ball bearing; 10. a switch panel; 11. a universal wheel; 12. winding the rod; 121. a winding shaft; 122. a first rotating shaft; 123. a second rotating shaft; 13. a limiting block; 14. fastening a nut; 15. a storage box; 16. a sealing cover; 17. a fixing plate; 18. a pressure lever.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides the following technical solutions: a portable drawing display device for greening landscape design comprises a first support plate 1 and a second support plate 2, wherein the first support plate 1 and the second support plate 2 are connected in an X-shaped staggered mode in a rotating mode, the second support plate 2 is located at the top end of the first support plate 1, a sleeve 3 is fixedly connected to the top end of the second support plate 2, the top of the sleeve 3 is movably sleeved with a support rod 4, a display plate 5 is fixedly connected to the top end of the support rod 4, a driving mechanism 6 is fixedly connected to the top of the back face of the display plate 5, the top end and the bottom of the front face of the display plate 5 are respectively fixedly connected with a first guide rail 7 and a second guide rail 8, the driving mechanism 6 is detachably connected with a display mechanism 9, the display mechanism 9 is respectively connected with the first guide rail 7 and the second guide rail 8 in a sliding mode, a switch panel 10 is fixedly connected to the bottom of the back;
actuating mechanism 6 includes through step motor 61, step motor 61 passes through motor support fixed connection in the 5 back tops of show board, step motor 61's output shaft and the one end fixed connection of lead screw 62, the other end of lead screw 62 rotates with rotating the seat 63 and is connected, it passes through the fix with screw with the show board 5 back to rotate the seat 63, lead screw 62 rotates with screw-nut 64 and is connected, drive lead screw 62 through step motor 61 and rotate, thereby make show mechanism 9 remove along with the rotation of lead screw 62.
In this embodiment: the display mechanism 9 comprises a connecting block 91, the connecting block 91 is connected with a screw nut 64 through a screw thread, the connecting block 91 is fixedly connected with a first slide block 92, a first fixed block 93 is fixedly connected with the front side of the first slide block 92, a connecting rod 94 is fixedly connected with one side of the first fixed block 93, a second slide block 95 is fixedly connected with the bottom of the connecting rod 94 and one side of the first fixed block 93, a connecting seat 96 is fixedly connected with the top end of the second slide block 95, a bearing seat is fixedly connected with the bottom end of the first fixed block 93, a winding rod 12 is rotatably connected between the bearing seat and the connecting seat 96, the first slide block 92 and the second slide block 95 are respectively connected with a first guide rail 7 and a second guide rail 8 in a sliding manner, a worker fixes the winding rod 12 wound with a drawing through the connecting seat 96 and the bearing seat fixedly connected with the bottom end, make first slider 92 and second slider 95 remove along the direction of first guide rail 7 and second guide rail 8 respectively to make the drawing of rolling on the coiling pole 12 expand on show board 5, the effectual intensity of labour who reduces the staff.
In this embodiment: the connecting seat 96 comprises a second fixing block 961, the middle of the second fixing block 961 is provided with a first groove 962, three side walls of the second fixing block 961 in the first groove 962 are provided with second grooves 963, the second grooves 963 are connected with a fixing seat 964 through springs, one side of the fixing seat 964 is connected with a ball 965 in a rotating mode, the rolling rod 12 is driven to rotate through the ball 965 arranged in the fixing seat 964, and accordingly the drawing rolled on the rolling rod 12 is rotated and unfolded.
In this embodiment: the winding rod 12 comprises a winding shaft 121 used for winding a drawing, a first rotating shaft 122 is fixedly connected to the top end of the winding shaft 121, a second rotating shaft 123 is fixedly connected to the bottom end of the winding, the first rotating shaft 122 is rotatably connected with a bearing seat, the second rotating shaft 123 is rotatably connected with three balls 965, the first rotating shaft 122 is connected with the bearing seat, the second rotating shaft 123 is then placed in a first groove 962, the second rotating shaft 123 is fixed through the three balls 965, and the winding shaft 121 is driven to rotate through the bearing seat and the three balls 965.
In this embodiment: top fixedly connected with stopper 13 in the sleeve pipe 3, 3 top threaded connection of sleeve pipe have fastening nut 14, and the staff is through loosening fastening nut 14, then adjusts the position that bracing piece 4 is located sleeve pipe 3, later screws fastening nut 14, fixes bracing piece 4 through stopper 13 for the height-adjustable of bracing piece 4, and then makes this drawing display device's whole height-adjustable festival.
In this embodiment: show 5 one side fixedly connected with of board stores box 15, stores box 15 top lid and closes and be connected with sealed lid 16, and the rolling has the rolling pole 12 of drawing to accomodate through storing box 15, seals storing box 15 through sealed lid 16, avoids rolling pole 12 to lose.

Claims (10)

1. The utility model provides a afforestation view design is with portable drawing display device, includes first backup pad (1) and second backup pad (2), its characterized in that: the display device is characterized in that the first supporting plate (1) and the second supporting plate (2) are connected in an X-shaped staggered manner in a rotating manner, the second supporting plate (2) is positioned at the top end of the first supporting plate (1), a sleeve (3) is fixedly connected at the top end of the second supporting plate (2), the top of the sleeve (3) is movably sleeved with a supporting rod (4), a display plate (5) is fixedly connected at the top end of the supporting rod (4), a driving mechanism (6) is fixedly connected at the top of the back of the display plate (5), a first guide rail (7) and a second guide rail (8) are respectively fixedly connected at the top end and the bottom of the front of the display plate (5), the driving mechanism (6) is detachably connected with the display mechanism (9), the display mechanism (9) is respectively connected with the first guide rail (7) and the second guide rail (8) in a sliding manner, a switch panel (10), universal wheels (11) are rotatably connected to two sides of the bottom ends of the first supporting plate (1) and the second supporting plate (2);
actuating mechanism (6) include through step motor (61), step motor (61) pass through motor support fixed connection in show board (5) back top, the output shaft of step motor (61) and the one end fixed connection of lead screw (62), the other end and the rotation seat (63) of lead screw (62) rotate to be connected, it passes through the fix with screw with show board (5) back to rotate seat (63), lead screw (62) rotate with screw-nut (64) to be connected.
2. A portable drawing showing device for green landscape design according to claim 1, wherein: the display mechanism (9) comprises a connecting block (91), the connecting block (91) is in threaded connection with the feed screw nut (64) through a screw, the connecting block (91) is fixedly connected with a first sliding block (92), the front surface of the first sliding block (92) is fixedly connected with a first fixed block (93), one side of the first fixed block (93) is fixedly connected with a connecting rod (94), the bottom of the connecting rod (94) and one side of the first fixed block (93) are fixedly connected with a second sliding block (95), the top end of the second sliding block (95) is fixedly connected with a connecting seat (96), the bottom end of the first fixed block (93) is fixedly connected with a bearing seat, a coiling rod (12) is rotatably connected between the bearing seat and the connecting seat (96), the first sliding block (92) and the second sliding block (95) are respectively connected with the first guide rail (7) and the second guide rail (8) in a sliding mode.
3. A portable drawing showing device for green landscape design according to claim 2, characterized in that: the connecting seat (96) comprises a second fixing block (961) with a first groove (962) formed in the middle, the second fixing block (961) is provided with second grooves (963) on three side walls in the first groove (962), the second grooves (963) are elastically connected with fixing seats (964) through springs, and balls (965) are rotatably connected to one side of each fixing seat (964).
4. A portable drawing showing device for green landscape design according to claim 3, wherein: the winding rod (12) comprises a winding shaft (121) used for winding the drawing, a first rotating shaft (122) is fixedly connected to the top end of the winding shaft (121), a second rotating shaft (123) is fixedly connected to the bottom end of the winding, the first rotating shaft (122) is rotatably connected with the bearing seat, and the second rotating shaft (123) is rotatably connected with three balls (965).
5. A portable drawing showing device for green landscape design according to claim 1, wherein: the top fixedly connected with stopper (13) in sleeve pipe (3), sleeve pipe (3) top threaded connection has fastening nut (14).
6. A portable drawing showing device for green landscape design according to claim 1, wherein: show board (5) one side fixedly connected with stores box (15), it closes to be connected with sealed lid (16) to store box (15) top lid.
7. A portable drawing showing device for green landscape design according to claim 1, wherein: the third groove is formed in the front face of the display board (5), the front face of the third groove is fixedly connected with a fixing plate (17), and the side wall inside the third groove is fixedly connected with an LED lamp belt.
8. A portable drawing showing device for green landscape design according to claim 1, wherein: one side of the display board (5) is connected with a pressure lever (18) in an adsorption manner.
9. A portable drawing display device for green landscape design according to claim 7, which is characterized in that: the fixed plate (17) is made of a transparent acrylic plate with good light transmission effect.
10. A portable drawing display device for green landscape design according to claim 7, which is characterized in that: the switch panel (10) is electrically connected with an external power supply, and the stepping motor (61) and the LED lamp strip are respectively electrically connected with the external power supply through a stepping motor control switch and an LED lamp strip control switch on the switch panel (10).
CN202110428384.7A 2021-04-21 2021-04-21 Portable drawing display device for greening landscape design Pending CN113100593A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110428384.7A CN113100593A (en) 2021-04-21 2021-04-21 Portable drawing display device for greening landscape design

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110428384.7A CN113100593A (en) 2021-04-21 2021-04-21 Portable drawing display device for greening landscape design

Publications (1)

Publication Number Publication Date
CN113100593A true CN113100593A (en) 2021-07-13

Family

ID=76718973

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110428384.7A Pending CN113100593A (en) 2021-04-21 2021-04-21 Portable drawing display device for greening landscape design

Country Status (1)

Country Link
CN (1) CN113100593A (en)

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0747597A2 (en) * 1995-06-07 1996-12-11 Copeland Corporation Capacity modulated scroll machine
CN106006197A (en) * 2016-07-27 2016-10-12 国家电网公司 Grounding wire winding trolley convenient to use
CN106640352A (en) * 2016-12-28 2017-05-10 宁波丰沃涡轮增压系统有限公司 Turbocharger using ball full floating bearings
CN106942916A (en) * 2017-03-23 2017-07-14 周楠 Middle school student's living model laying rack
CN108851774A (en) * 2018-06-15 2018-11-23 佛山市业鹏机械有限公司 A kind of fresh-keeping sale displaying system of vegetable and fruit
CN209073823U (en) * 2018-06-30 2019-07-09 中铁建工集团有限公司 Displaying device is fixed with engineering drawing in a kind of portable construction site
CN210039251U (en) * 2019-05-09 2020-02-07 邵阳学院 Scroll formula tourism management specialty teaching display device
CN210330120U (en) * 2019-06-28 2020-04-17 刘佩燕 Art and craft article display device
CN211106573U (en) * 2019-10-18 2020-07-28 天津韦鸿信达科技有限公司 Education and teaching is with show board
CN211468815U (en) * 2019-12-12 2020-09-11 中国航空油料有限责任公司沈阳分公司 Oil filling bolt fastening and quick-pulling lock device
CN212084614U (en) * 2020-06-14 2020-12-04 吴飞燕 A supplementary planning device for urban afforestation design
CN212139923U (en) * 2020-03-25 2020-12-15 中图设计有限公司 City planning is with design drawing display device
CN212990643U (en) * 2020-09-21 2021-04-16 广东科学技术职业学院 Automatic display device of official working

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0747597A2 (en) * 1995-06-07 1996-12-11 Copeland Corporation Capacity modulated scroll machine
CN106006197A (en) * 2016-07-27 2016-10-12 国家电网公司 Grounding wire winding trolley convenient to use
CN106640352A (en) * 2016-12-28 2017-05-10 宁波丰沃涡轮增压系统有限公司 Turbocharger using ball full floating bearings
CN106942916A (en) * 2017-03-23 2017-07-14 周楠 Middle school student's living model laying rack
CN108851774A (en) * 2018-06-15 2018-11-23 佛山市业鹏机械有限公司 A kind of fresh-keeping sale displaying system of vegetable and fruit
CN209073823U (en) * 2018-06-30 2019-07-09 中铁建工集团有限公司 Displaying device is fixed with engineering drawing in a kind of portable construction site
CN210039251U (en) * 2019-05-09 2020-02-07 邵阳学院 Scroll formula tourism management specialty teaching display device
CN210330120U (en) * 2019-06-28 2020-04-17 刘佩燕 Art and craft article display device
CN211106573U (en) * 2019-10-18 2020-07-28 天津韦鸿信达科技有限公司 Education and teaching is with show board
CN211468815U (en) * 2019-12-12 2020-09-11 中国航空油料有限责任公司沈阳分公司 Oil filling bolt fastening and quick-pulling lock device
CN212139923U (en) * 2020-03-25 2020-12-15 中图设计有限公司 City planning is with design drawing display device
CN212084614U (en) * 2020-06-14 2020-12-04 吴飞燕 A supplementary planning device for urban afforestation design
CN212990643U (en) * 2020-09-21 2021-04-16 广东科学技术职业学院 Automatic display device of official working

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Application publication date: 20210713