Movable display board for planning display

Abstract

The utility model relates to the technical field of display cards, in particular to a movable display card for planning display, which comprises a display card body, a supporting mechanism is arranged below the display card body and comprises a base, a plurality of connecting rods are connected to the periphery of the base, and one end, far away from the base, of each connecting rod is connected with a mounting cylinder. Moving assemblies are arranged in the mounting cylinders, each moving assembly comprises an inner rod connected to the corresponding mounting cylinder, the outer portion of each inner rod is elastically connected with an outer rod slidably connected to the corresponding mounting cylinder, locking holes matched with each other are formed in the mounting cylinders and the outer rods, locking rods are arranged on the locking holes in a threaded and penetrating mode, and the bottom ends of the outer rods are connected with universal wheels. An extension rod is slidably connected into the stand column, the top end of the extension rod is connected with the display board body, and a plurality of positioning rods are elastically connected to the stand column in the circumferential direction. Therefore, when the display board is not moved, the stability of the display board can be improved, the height of the display board can be adjusted at any time, and a good display effect is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of display boards, in particular to a movable display board for planning display. Background Art

[0002] Display boards are usually used to display information to serve as notifications or teaching purposes. Most existing display boards are fixedly installed and thus difficult to move, which limits the scope of use of the display boards.

[0003] At present, some existing movable display boards, such as the patent with publication number CN211399133U, disclose a mobile LED display board for science and technology education, including a mounting plate, an LED display board body and a working box, a movable wheel is fixed at the bottom of the mounting plate, a mounting hole is opened near the edge of the mounting plate, a limiting box is fixed in the mounting hole, a guide plate is fixed in the limiting box, a movable groove is opened on the guide plate, a compression plate is slidably arranged between the bottom of the limiting box and the guide plate, a connecting shaft is fixed on the compression plate, a connecting block is fixed at one end of the connecting shaft passing through the movable groove, a symmetrical first guide wheel and a second guide wheel are rotatably arranged in the limiting box, and a connecting block is arranged on the connecting block. A steel rope is fixed, and the steel rope is connected to the second guide wheel through the first guide wheel. A push rod is fixed on the compression plate, and an arc-shaped clamping plate is fixed on one end of the push rod; a containing frame is fixed on the mounting plate, and a column is rotatably arranged in the containing frame, and a bottom plate is fixed on the column, and a plurality of LED display board bodies are fixed on the bottom plate. A working box is fixed on the LED display board body, which drives the second guide wheel to rotate by rotating the adjusting disk to shrink the steel rope. The steel rope drives the connecting block to move and then drives the compression spring to separate the arc-shaped clamping plate from the moving wheel, so as to facilitate the movement of the LED display board body. However, the above device has a complex structure and is not easy to adjust the height, which is inconvenient to use.

[0004] How to improve the stability of the display board without moving it, and adjust the height of the display board at any time to ensure a good display effect has become a technical problem that needs to be broken through.

[0005] In summary, the prior art obviously has inconveniences and defects in practical use, so it is necessary to improve it. Utility Model Content

[0006] In view of the above-mentioned defects, the purpose of the utility model is to provide a movable display board for planning display, which has a simple structure and can improve the stability of the display board when the display board is not moved, and the height of the display board can be adjusted at any time to ensure a good display effect.

[0007] In order to achieve the above-mentioned purpose, the utility model provides a movable display board for planning display, including a display board body, a support mechanism is provided below the display board body, the support mechanism includes a base, a plurality of connecting rods are connected to the outer periphery of the base, the ends of the connecting rods away from the base are connected to the installation tubes, and the installation tubes are provided with movable components.

[0008] The moving assembly includes an inner rod connected to the mounting tube, the outer portion of the inner rod is elastically connected to an outer rod slidably connected to the mounting tube, the mounting tube and the outer rod are both provided with locking holes that cooperate with each other, the locking hole is threaded with a locking rod, and the bottom end of the outer rod is connected to a universal wheel.

[0009] A column is provided at the top of the base, an extension rod is slidably connected inside the column, the top of the extension rod is connected to the display board body, a plurality of positioning rods are elastically connected to the column along the circumferential direction, one end of the positioning rod close to the extension rod abuts against the extension rod, a positioning piece cooperating with the positioning rod is threadedly connected to the outside of the column, and one end of the positioning rod away from the extension rod abuts against the positioning piece.

[0010] According to the movable display board for planning display of the utility model, the bottom ends of the inner rods are inserted into the outer rods, the inner rods inside the outer rods are symmetrically provided with plug-in blocks, the outer rods are provided with slots that cooperate with the plug-in blocks, the plug-in blocks are slidably arranged in the slots, and elastic members are provided between the plug-in blocks and the slots.

[0011] According to the movable display board for planning display of the utility model, the positioning member is a hollow frustum structure, and the diameter of the cross section at the top end of the positioning member is smaller than the diameter of the cross section at the bottom end of the positioning member.

[0012] According to the movable display board for planning display of the utility model, the outer part of the outer rod is symmetrically provided with sliders, the installation tube is provided with sliding grooves matched with the sliders, and the sliders are slidably arranged in the sliding grooves.

[0013] According to the movable display board for planning display of the utility model, one end of the positioning rod close to the extension rod is connected to the anti-slip sheet.

[0014] According to the movable display board for planning display of the utility model, one end of the positioning rod away from the extension rod is provided with a curved surface.

[0015] The purpose of the utility model is to provide a movable display board for planning display, including a supporting mechanism, which can adjust the height of the display board at any time by using the positioning member and the positioning rod to ensure a good display effect; when the elastic member at the inner rod is not subjected to force, the bottom end of the universal wheel is higher than the bottom end of the mounting tube, which can improve the stability of the display board when the display board is not moved. In summary, the beneficial effects of the utility model are: it can improve the stability of the display board when the display board is not moved, and the height of the display board can be adjusted at any time to ensure a good display effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the structural diagram of the utility model;

[0017] Figure 2 It is a longitudinal section view at the positioning piece;

[0018] Figure 3 It is a longitudinal section view of the moving component;

[0019] In the figure: 1-display board body, 2-support mechanism, 21-base, 211-connecting rod, 212-installation cylinder, 22-moving component, 221-inner rod, 222-outer rod, 223-locking hole, 224-locking rod, 225-universal wheel, 23-column, 231-extension rod, 24-positioning piece, 25-positioning rod, 251-anti-slip sheet, 3-elastic piece. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0021] In the description of the present invention, it should be noted that the terms "upper", "lower", "inside", "outside", "top / bottom" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and 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 therefore cannot be understood as a limitation on the present invention.

[0022] In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installed", "provided with", "sleeved / connected", "connected", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection. It can be a mechanical connection or an electrical connection. It can be a direct connection or an indirect connection through an intermediate medium. It can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood according to specific circumstances.

[0023] See also Figure 1 to Figure 3 The utility model provides a movable display board for planning display, including a display board body 1, a support mechanism 2 is arranged below the display board body 1, the support mechanism 2 includes a base 21, a plurality of connecting rods 211 are connected to the outer periphery of the base 21, and the plurality of connecting rods 211 are evenly distributed along the outer periphery of the base 21, and the ends of the connecting rods 211 away from the base 21 are connected to the mounting cylinder 212, and the mounting cylinder 212 is provided with a moving assembly 22, and the moving assembly 22 includes an inner rod 221 connected to the mounting cylinder 212, and the outer sleeve of the inner rod 221 is provided with an outer rod 222 slidably connected to the mounting cylinder 212 (the outer side of the outer rod 222 is symmetrically provided with a slider, and the mounting cylinder 212 is provided with a slide groove matching the slider, and the slider is slidably arranged in the slide groove), and the inner rod 221 is elastically connected to the outer rod 222 (the bottom end of the inner rod 221 is inserted into the outer rod 222, and the inner rod 221 inside the outer rod 222 is symmetrically provided with an insert The outer rod 222 is provided with a slot that cooperates with the plug block, and the plug blocks are slidably arranged in the slots, and elastic members 3 are provided between the plug blocks and the slots, and locking holes 223 that cooperate with each other are provided on the mounting tube 212 and the outer rod 222, and locking rods 224 are passed through the locking holes 223 of the mounting tube 212 and the outer rod 222, and the locking rods 224 are threadedly connected to the mounting tube 212, and the bottom ends of the outer rod 222 are connected to universal wheels 225; when the elastic member 3 at the inner rod 221 is not subjected to force, the bottom end of the universal wheel 225 is higher than the bottom end of the mounting tube 212, and the universal wheel 225 is pulled toward the outside of the mounting tube 212, and the universal wheel 225 drives the outer rod 222 to move toward the outside of the mounting tube 212. When the universal wheel 225 is pulled out to the outside of the mounting tube 212, the position of the outer rod 222 can be fixed by using the locking rod 224 and the locking hole 223 to cooperate, and the universal wheel 225 can be used to move the base 21.

[0024] See also Figure 1 to Figure 3 Preferably, the elastic member 3 is a spring to provide return power.

[0025] See also Figure 1 to Figure 3 Preferably, the locking rod 224 is a bolt to ensure that the position of the outer rod 222 is fixed and stable.

[0026] See also Figure 1 to Figure 3The top of the base 21 is provided with a column 23, and an extension rod 231 is slidably connected inside the column 23. The top of the extension rod 231 passes through the column 23 to connect to the display board body 1. A plurality of positioning rods 25 are circumferentially passed through the column 23, and the positioning rods 25 are elastically connected to the column 23 (the connection between the positioning rod 25 and the column 23 is the same as the connection between the outer rod 222 and the inner rod 221, and its specific structure and working principle are not repeated here). The end of the positioning rod 25 close to the extension rod 231 is inserted into the column 23 and abuts against the extension rod 2 31, the outer sleeve of the column 23 is provided with a positioning piece 24, the positioning piece 24 is a hollow truncated cone structure, and the diameter of the cross section of the top end of the positioning piece 24 is smaller than the diameter of the cross section of the bottom end of the positioning piece 24, and the end of the positioning rod 25 away from the extension rod 231 abuts against the positioning piece 24, and the positioning piece 24 is threadedly connected to the column 23; the positioning piece 24 is rotated downward, and due to the side inclination of the positioning piece 24, the inside of the positioning piece 24 continuously pushes the positioning rod 25, so that the positioning rod 25 moves toward the end close to the extension rod 231 until the position of the extension rod 231 is fixed.

[0027] See also Figure 1 to Figure 3 Preferably, one end of the positioning rod 25 close to the extension rod 231 is connected to the anti-slip sheet 251, and an avoidance groove allowing the anti-slip sheet 251 to move is provided in the column 23. The anti-slip sheet 251 can increase the friction between the positioning rod 25 and the extension rod 231.

[0028] See also Figure 1 to Figure 3 Preferably, one end of the positioning rod 25 away from the extension rod 231 is provided with a curved surface to reduce the friction force when the positioning rod 25 contacts the positioning member 24.

[0029] See also Figure 1 to Figure 3 First, pull the universal wheel 225 toward the outside of the installation tube 212. After pulling the universal wheel 225 out of the installation tube 212, use the locking rod 224 and the locking hole 223 to fix the position of the outer rod 222. At this time, the universal wheel 225 can be used to move the base 21. After moving to a suitable position, the universal wheel 225 is reset, the positioning piece 24 is rotated, and the extension rod 231 is adjusted. After the adjustment is completed, the positioning piece 24 and the positioning rod 25 are used to fix the position of the extension rod 231.

[0030] The utility model provides a movable display board for planning display, including a supporting mechanism. By using the positioning member and the positioning rod, the height of the display board can be adjusted at any time to ensure a good display effect. When the elastic member at the inner rod is not subjected to force, the bottom end of the universal wheel is higher than the bottom end of the mounting tube, which can improve the stability of the display board when the display board is not moved. In summary, the beneficial effects of the utility model are: the stability of the display board can be improved when the display board is not moved, and the height of the display board can be adjusted at any time to ensure a good display effect.

[0031] Of course, the present invention may have many other embodiments. Without departing from the spirit and essence of the present invention, technicians familiar with the field can make various corresponding changes and deformations based on the present invention, but these corresponding changes and deformations should all fall within the scope of protection of the claims attached to the present invention.

Claims

1. A movable display board for planning display, characterized in that: It includes a display board body, a support mechanism is provided below the display board body, the support mechanism includes a base, a plurality of connecting rods are connected to the outer periphery of the base, the ends of the connecting rods away from the base are connected to the installation tubes, and the installation tubes are provided with moving components; The moving assembly comprises an inner rod connected to the mounting tube, the outer portion of the inner rod is elastically connected to an outer rod slidably connected to the mounting tube, the mounting tube and the outer rod are both provided with locking holes that match each other, the locking hole is threaded with a locking rod, and the bottom end of the outer rod is connected to a universal wheel; A column is provided at the top of the base, an extension rod is slidably connected inside the column, the top of the extension rod is connected to the display board body, a plurality of positioning rods are elastically connected to the column along the circumferential direction, one end of the positioning rod close to the extension rod abuts against the extension rod, a positioning piece cooperating with the positioning rod is threadedly connected to the outside of the column, and one end of the positioning rod away from the extension rod abuts against the positioning piece.

2. The movable display board for planning display according to claim 1, characterized in that: The bottom ends of the inner rods are inserted into the outer rods, and the inner rods inside the outer rods are symmetrically provided with plug-in blocks. The outer rods are provided with slots that match the plug-in blocks. The plug-in blocks are slidably arranged in the slots, and elastic members are provided between the plug-in blocks and the slots.

3. The movable display board for planning display according to claim 1, characterized in that: The positioning member is a hollow truncated cone structure, and the diameter of the cross section at the top end of the positioning member is smaller than the diameter of the cross section at the bottom end of the positioning member.

4. The movable display board for planning display according to claim 1, characterized in that: The outer part of the outer rod is symmetrically provided with sliding blocks, the installation tube is provided with sliding grooves matched with the sliding blocks, and the sliding blocks are slidably arranged in the sliding grooves.

5. The movable display board for planning display according to claim 1, characterized in that: One end of the positioning rod close to the extension rod is connected to the anti-slip sheet.

6. The movable display board for planning display according to claim 1, characterized in that: One end of the positioning rod away from the extension rod is provided with a curved surface.

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