CN212750142U - Multi-functional stand for blackboard - Google Patents
Multi-functional stand for blackboard Download PDFInfo
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- CN212750142U CN212750142U CN202021510656.5U CN202021510656U CN212750142U CN 212750142 U CN212750142 U CN 212750142U CN 202021510656 U CN202021510656 U CN 202021510656U CN 212750142 U CN212750142 U CN 212750142U
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- supporting rod
- display board
- board supporting
- fixing
- bracing piece
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Abstract
The utility model provides a multi-functional stand for blackboard, include: the utility model discloses a set up the stand between the upper and lower guide slot of push-and-pull blackboard very conveniently, simultaneously, can adjust panel position and panel model according to different demands, in addition, can fix the stand at a certain position on the blackboard, when the movable handle needs to be moved, only the sliding handle needs to be pressed.
Description
Technical Field
The utility model relates to a teaching tool technical field specifically is a multi-functional stand for blackboard.
Background
Push-and-pull blackboard also known as compound blackboard is the more popular new-type clipboard of schools in every place nearly two years, and push-and-pull blackboard is the same with ordinary teaching blackboard usage on the surface, but pushes away and keeps off behind two faces outside, has just appeared interactive whiteboard or liquid crystal touch TV, can realize the audio-visual education, and push-and-pull blackboard's maximum function is just in here: the traditional teaching and the modern teaching are combined, namely the writing board and the electronic white board are switched randomly, so that the teaching pen is safe and convenient.
However, most of current blackboards are displayed on a writing plane, and cannot have a good display effect on teaching models, so that an accessory for pushing and pulling the blackboards needs to be developed to improve the display effect.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a multi-functional stand for blackboard to solve the problem that proposes among the above-mentioned background art.
The utility model provides a technical problem adopt following technical scheme to realize: a multi-functional stand for blackboard, comprising: the novel blackboard comprises a left display board supporting rod and a right display board supporting rod which are arranged in parallel, a display table sliding device is arranged at two ends of the left display board supporting rod and the right display board supporting rod and is slidably arranged between an upper guide groove and a lower guide groove of a push-pull blackboard, a plurality of display boards are arranged between the left display board supporting rod and the right display board supporting rod, the display boards are arranged in parallel, external threads are arranged on the outer sides of the left display board supporting rod and the right display board supporting rod, the display boards are arranged between the left display board supporting rod and the right display board supporting rod through position adjusting nuts, a position fixing device is arranged in the middle of the left display board supporting rod and the right display board supporting rod and comprises a pressing fixing seat, the pressing fixing seat is fixed in the middle of the left display board supporting rod and the right display board supporting rod, one end of the pressing fixing seat is provided with a spherical bearing I, the spherical bearing I is rotatably installed in a ball head seat I of the fixed pressing plate I, one end of the compression spring I is fixed on the spring fixing seat I on the pressing fixing seat, and the other end of the compression spring I is fixed on the fixed pressing plate I.
The ball bearing II is rotatably installed in a ball seat II of the fixed pressing plate II, one end of the compression spring II is fixed on a spring fixed seat II on the fixed pressing plate I, and the other end of the compression spring II is fixed on the fixed pressing plate II.
The pressfitting fixing base both ends are equipped with bracing piece connecting screw, and left panel bracing piece, right panel bracing piece pass through the screw thread and install on the pressfitting fixing base.
The exhibition stand sliding device comprises a sliding supporting wheel, the sliding supporting wheel is installed on a supporting wheel fixing seat through a supporting wheel installation bearing, and the supporting wheel fixing seat is installed on a left exhibition board supporting rod and a right exhibition board supporting rod through fixing bolts.
The outside of the sliding supporting wheel is provided with a rubber wheel mounting groove, the rubber wheel is mounted in the rubber wheel mounting groove, and the rubber wheel is clamped and fixed in the rubber wheel mounting groove on the sliding supporting wheel.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses can be very convenient install the stand between the upper and lower guide slot of push-and-pull blackboard, simultaneously, can adjust panel position and panel model according to different demands, in addition, can fix the stand in certain position of blackboard, only need press when needs remove can.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the position fixing device of the present invention.
Fig. 3 is a schematic structural view of the display stand sliding device of the present invention.
Detailed Description
In order to make the technical means, the creative features, the purpose and the efficacy of the present invention easily understood and appreciated, the present invention will be further explained with reference to the specific drawings, and in the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "mounted", "connected" and "connected" should be understood broadly, for example, they may be fixed connection, detachable connection, or integrally connected, mechanically connected or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.
Example 1
As shown in fig. 1 to 3, a display stand for a multifunctional blackboard includes: the blackboard comprises a left display board supporting rod 1 and a right display board supporting rod 2, wherein the left display board supporting rod 1 and the right display board supporting rod 2 are arranged in parallel, two ends of the left display board supporting rod 1 and the right display board supporting rod 2 are provided with a display table sliding device 3, the display table sliding device 3 is slidably arranged between an upper guide groove and a lower guide groove of a push-pull blackboard, a plurality of display boards 4 are arranged between the left display board supporting rod 1 and the right display board supporting rod 2, the display boards 4 are arranged in parallel, the outer sides of the left display board supporting rod 1 and the right display board supporting rod 2 are provided with external threads, the display boards 4 are arranged between the left display board supporting rod 1 and the right display board supporting rod 2 through position adjusting nuts 6, the middle parts of the left display board supporting rod 1 and the right display board supporting rod 2 are provided with position fixing devices 7, the position fixing devices 7 comprise pressing fixing seats 71, the pressing fixing seats 71, one end of the pressing fixed seat 71 is provided with a spherical bearing I72, the other end of the pressing fixed seat is provided with a pressing spring I77, the spherical bearing I72 is rotatably installed in a ball seat I75 of the fixed pressing plate I74, one end of the pressing spring I77 is fixed on a spring fixed seat I73 on the pressing fixed seat 71, and the other end of the pressing spring I77 is fixed on the fixed pressing plate I74. One end of the fixing seat fixing pressure plate I74 is provided with a spherical bearing II79, the other end of the fixing seat fixing pressure plate I74 is provided with a pressing spring II78, the spherical bearing II79 is rotatably installed in a ball seat II710 of the fixing pressure plate II711, one end of the pressing spring II78 is fixed on a spring fixing seat II76 on the fixing seat fixing pressure plate I74, and the other end of the pressing spring II78 is fixed on the fixing pressure plate II 711.
Example 2
As shown in fig. 1 to 3, a display stand for a multifunctional blackboard includes: the blackboard comprises a left display board supporting rod 1 and a right display board supporting rod 2, wherein the left display board supporting rod 1 and the right display board supporting rod 2 are arranged in parallel, two ends of the left display board supporting rod 1 and the right display board supporting rod 2 are provided with a display table sliding device 3, the display table sliding device 3 is slidably arranged between an upper guide groove and a lower guide groove of a push-pull blackboard, a plurality of display boards 4 are arranged between the left display board supporting rod 1 and the right display board supporting rod 2, the display boards 4 are arranged in parallel, the outer sides of the left display board supporting rod 1 and the right display board supporting rod 2 are provided with external threads, the display boards 4 are arranged between the left display board supporting rod 1 and the right display board supporting rod 2 through position adjusting nuts 6, the middle parts of the left display board supporting rod 1 and the right display board supporting rod 2 are provided with position fixing devices 7, the position fixing devices 7 comprise pressing fixing seats 71, the pressing fixing seats 71, one end of the pressing fixed seat 71 is provided with a spherical bearing I72, the other end of the pressing fixed seat is provided with a pressing spring I77, the spherical bearing I72 is rotatably installed in a ball seat I75 of the fixed pressing plate I74, one end of the pressing spring I77 is fixed on a spring fixed seat I73 on the pressing fixed seat 71, and the other end of the pressing spring I77 is fixed on the fixed pressing plate I74. Pressfitting fixing base 71 both ends are equipped with bracing piece connecting screw, and left panel bracing piece 1, right panel bracing piece 2 pass through the screw thread and install on pressfitting fixing base 71.
Example 3
As shown in fig. 1 to 3, a display stand for a multifunctional blackboard includes: the blackboard comprises a left display board supporting rod 1 and a right display board supporting rod 2, wherein the left display board supporting rod 1 and the right display board supporting rod 2 are arranged in parallel, two ends of the left display board supporting rod 1 and the right display board supporting rod 2 are provided with a display table sliding device 3, the display table sliding device 3 is slidably arranged between an upper guide groove and a lower guide groove of a push-pull blackboard, a plurality of display boards 4 are arranged between the left display board supporting rod 1 and the right display board supporting rod 2, the display boards 4 are arranged in parallel, the outer sides of the left display board supporting rod 1 and the right display board supporting rod 2 are provided with external threads, the display boards 4 are arranged between the left display board supporting rod 1 and the right display board supporting rod 2 through position adjusting nuts 6, the middle parts of the left display board supporting rod 1 and the right display board supporting rod 2 are provided with position fixing devices 7, the position fixing devices 7 comprise pressing fixing seats 71, the pressing fixing seats 71, one end of the pressing fixed seat 71 is provided with a spherical bearing I72, the other end of the pressing fixed seat is provided with a pressing spring I77, the spherical bearing I72 is rotatably installed in a ball seat I75 of the fixed pressing plate I74, one end of the pressing spring I77 is fixed on a spring fixed seat I73 on the pressing fixed seat 71, and the other end of the pressing spring I77 is fixed on the fixed pressing plate I74. Exhibition stand slider 3 includes slip supporting wheel 31, slip supporting wheel 31 is installed on supporting wheel fixing base 34 through supporting wheel installation bearing 33, supporting wheel fixing base 34 passes through fixing bolt and installs on left panel bracing piece 1, right panel bracing piece 2. The outside of sliding support wheel 31 is equipped with the rubber wheel mounting groove, installs at rubber wheel 32 in the rubber wheel mounting groove, rubber wheel 32 card is established in the rubber wheel mounting groove of fixing on sliding support wheel 31.
The utility model discloses be equipped with stand slider 3 at left panel bracing piece 1, 2 both ends of right panel bracing piece, 3 slidable mounting of stand slider between the upper and lower guide slot of push-and-pull blackboard, be equipped with a plurality of panels 4 between left panel bracing piece 1, the right panel bracing piece 2, parallel arrangement between panel 4, can be very convenient install the stand between the upper and lower guide slot of push-and-pull blackboard, simultaneously, can adjust panel position and panel model according to different demands, in addition, left panel bracing piece 1, right panel bracing piece 2 middle parts are equipped with position fixing device 7, can fix the stand at a certain position of blackboard, only need press when needs remove can.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A multi-functional stand for blackboard, comprising: left panel bracing piece (1), right panel bracing piece (2), its characterized in that: the novel blackboard is characterized in that the left display board supporting rod (1) and the right display board supporting rod (2) are arranged in parallel, the two ends of the left display board supporting rod (1) and the right display board supporting rod (2) are provided with display stand sliding devices (3), the display stand sliding devices (3) are slidably arranged between an upper guide groove and a lower guide groove of a push-pull blackboard, a plurality of display boards (4) are arranged between the left display board supporting rod (1) and the right display board supporting rod (2), the display boards (4) are arranged in parallel, the outer sides of the left display board supporting rod (1) and the right display board supporting rod (2) are provided with external threads, the display boards (4) are arranged between the left display board supporting rod (1) and the right display board supporting rod (2) through position adjusting nuts (6), position fixing devices (7) are arranged in the middle parts of the left display board supporting rod (1) and the right display board supporting, pressfitting fixing base (71) are fixed at the middle part of left panel bracing piece (1), right panel bracing piece (2), pressfitting fixing base (71) one end is equipped with spherical bearing I (72), and the other end is equipped with pressure spring I (77), spherical bearing I (72) rotate to be installed in bulb seat I (75) of solid fixed pressing board I (74), pressure spring I (77) one end is fixed on spring fixing base I (73) on pressfitting fixing base (71), the other end is fixed on solid fixed pressing board I (74).
2. The exhibition stand for a multifunctional blackboard according to claim 1, characterized in that: one end of the fixing seat fixing pressing plate I (74) is provided with a spherical bearing II (79), the other end of the fixing seat fixing pressing plate I (74) is provided with a pressing spring II (78), the spherical bearing II (79) is rotatably installed in a ball seat II (710) of the fixing pressing plate II (711), one end of the pressing spring II (78) is fixed on the spring fixing seat II (76) on the fixing seat fixing pressing plate I (74), and the other end of the pressing spring II (78) is fixed on the fixing pressing plate II (711).
3. The exhibition stand for a multifunctional blackboard according to claim 1 or 2, characterized in that: pressfitting fixing base (71) both ends are equipped with bracing piece connecting screw, and left panel bracing piece (1), right panel bracing piece (2) are installed on pressfitting fixing base (71) through the screw thread.
4. The exhibition stand for a multifunctional blackboard according to claim 1 or 2, characterized in that: stand slider (3) are including slip supporting wheel (31), slip supporting wheel (31) are installed on supporting wheel fixing base (34) through supporting wheel installation bearing (33), supporting wheel fixing base (34) are installed on left panel bracing piece (1), right panel bracing piece (2) through fixing bolt.
5. The exhibition stand for a multifunctional blackboard according to claim 4, characterized in that: the outside of the sliding supporting wheel (31) is provided with a rubber wheel mounting groove, the rubber wheel mounting groove is internally provided with a rubber wheel (32), and the rubber wheel (32) is clamped in the rubber wheel mounting groove fixed on the sliding supporting wheel (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021510656.5U CN212750142U (en) | 2020-07-28 | 2020-07-28 | Multi-functional stand for blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021510656.5U CN212750142U (en) | 2020-07-28 | 2020-07-28 | Multi-functional stand for blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212750142U true CN212750142U (en) | 2021-03-19 |
Family
ID=75023484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021510656.5U Active CN212750142U (en) | 2020-07-28 | 2020-07-28 | Multi-functional stand for blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212750142U (en) |
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2020
- 2020-07-28 CN CN202021510656.5U patent/CN212750142U/en active Active
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