Business board adjusting structure

Abstract

The utility model relates to the technical field of bulletin boards, and discloses a bulletin board adjusting structure which comprises a height adjusting assembly arranged on the outer surface of a first lifting rod in a sliding and sleeving mode, a center rotating rod is inserted in the middle of the first lifting rod in a sliding and penetrating mode, and a display board is fixedly arranged in the middle of the outer surface of the center rotating rod in a sleeving mode. According to the bulletin board adjusting structure, through cooperative arrangement of the first lifting rod, the center rotating rod, the square gear, the limiting block, the limiting rod and the reset spring, the speed of adjusting the angle of the display board is increased, the working efficiency of a user is improved, and the fixing effect is good; and through the cooperative arrangement of the display plate, the fixing holes, the fasteners and the abutting blocks, random adjustment can be achieved according to the size of the sea newspaper, the fixing firmness of the sea newspaper is further enhanced, and the service life of the device is also prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of bulletin board, concretely to a bulletin board adjusting structure. BACKGROUND

[0002] The bulletin board is an information publishing platform within a community or organization, usually located in an easily accessible place, such as a public hall, a school campus or a community center. Its purpose is to provide important information, activity notifications, announcements and communications to members, residents or participants. On the bulletin board, people can find various types of information, including the date and time of community activities, meeting notices, school schedules, lost and found, job opportunities, public safety tips, etc.

[0003] Chinese patent publication No. CN218069298U discloses an adjustable information bulletin board, relating to the field of bulletin boards, comprising a base, the upper surface of the base is fixedly connected to the bottom end of the support rod at the four corners, the top end of the support rod is fixedly connected to the lower surface of the connecting plate, the two sides of the connecting plate are fixedly connected to the bottom end of the mounting column, one side of the mounting column is provided with a ratchet wheel, one side of the ratchet wheel is fixedly connected to one end of the rotating shaft, the other end of the rotating shaft is fixedly connected to one side of the display board, the other side of the ratchet wheel is fixedly connected to one side of the rotating disc, the other side of the rotating disc is fixedly connected to one end of the handle, and the ratchet wheel is engaged with the handle. In the utility model, the handle is shaken to drive the rotating disc to rotate, so that the ratchet wheel drives the rotating shaft to rotate, the handle is engaged with the ratchet wheel, the ratchet wheel is prevented from reversing, the display board can be flipped at multiple angles, the flexibility of the display board is strong, and the user's experience and perception are good.

[0004] However, the utility model has the following problems in actual use:

[0005] 1. The ordinary bulletin board needs to be continuously rotated to adjust the angle, which is time-consuming and laborious, resulting in long adjustment time and low work efficiency, and it is difficult to bring convenience to the user, and it can only be rotated in the same direction, so the flexibility of the device is not high.

[0006] 2. The ordinary bulletin board has poor fixing effect on the display poster paper, and the paste type is not convenient to replace, and the magnetic type is easy to weaken the magnetic force after long use, so it is difficult to fix the poster paper. UTILITY MODEL CONTENT

[0007] (I) Technical problem solved

[0008] In order to overcome the above-mentioned defects of the prior art, the utility model provides a bulletin board adjusting structure, which solves the problems in the prior art:

[0009] 1. Ordinary notice boards require continuous rotation of the handle to adjust the angle, which is time-consuming and labor-intensive. This results in a long adjustment time, low work efficiency, and difficulty in providing convenience to users. Furthermore, the device can only be rotated in one direction, making it inflexible.

[0010] 2. Ordinary notice boards are not very effective in fixing posters. Adhesive notice boards are not easy to replace, and magnetic notice boards are prone to weakening of magnetic force after long-term use, making it difficult to fix posters.

[0011] (2) Technical solution

[0012] To achieve the above objectives, the present invention is implemented through the following technical solutions: a bulletin board adjustment structure, including a height adjustment component slidably sleeved on the outer surface of a first lifting rod, a support frame is fixed to the bottom end of the height adjustment component, a rain shelter is fixed to the top end of the first lifting rod, a center rotating rod is inserted and slidably penetrated in the middle of the first lifting rod, and square gears are fixedly sleeved at both ends of the outer surface of the center rotating rod, a display board is fixedly sleeved in the middle of the outer surface of the center rotating rod, and glass doors are hinged at both ends of one side of the display board.

[0013] Optionally, two groups of the first lifting rods are provided, the two groups of the first lifting rods are symmetrically distributed, and the distance between the two groups of the first lifting rods is equal to the width of the awning.

[0014] Optionally, a return spring is fixed on one side of the first lifting rod, and a limit block is fixed at one end of the return spring. A limit rod is fixed at the four corners of one end of the limit block, and one end of the limit rod is slidably inserted into the interior of the first lifting rod.

[0015] Optionally, the stop block is configured to be arc-shaped, and the other end of the stop block is configured to be a hollow plate, the gap of the hollow plate is adapted to the square gear, and the hollow plate is engaged and connected with the outer teeth of the square gear.

[0016] Optionally, an annular handle is provided on the front of the limiting block, and the outer surface of the annular handle is wrapped with a non-slip silicone gasket.

[0017] Optionally, a fixing hole is opened on one side of the display board, and a fastener is inserted into the internal thread of the fixing hole, and a tightening block is slidably sleeved on the outer surface of one end of the fastener.

[0018] Optionally, there are multiple groups of fixing holes, and the multiple groups of fixing holes are evenly and equidistantly distributed on one side of the display board.

[0019] Optionally, the fasteners and the clamping blocks are provided in multiple groups, the number of the fasteners is set to twice the number of the clamping blocks, and every two groups of the fasteners are slidably inserted through the two ends of one group of the clamping blocks.

[0020] Optionally, one end of the fastener is set as a stud, and the stud thread is inserted into the inside of the fixing hole, the other end of the fastener is set as a handle, and the surface of the handle is provided with anti-slip grooves, the middle of the fastener is set as a cylinder, and the cylinder is slidably inserted into the inside of the tightening block.

[0021] (3) Beneficial effects

[0022] The utility model provides a notice board adjustment structure, which has the following beneficial effects:

[0023] 1. The adjustment structure of the public notice board, through the coordinated arrangement of the first lifting rod, the center rotating rod, the square gear, the limit block, the limit rod and the reset spring, can make the device only need to pull the two sets of limit blocks and then directly rotate the display board when adjusting the angle. The operation steps are simple and easy to understand, and the adjustment speed is faster. There is no need to spend time and energy to slowly turn the handle, which speeds up the speed of adjusting the angle of the display board, improves the work efficiency of the user, and has a good fixing effect. It will not rotate at will under non-human operation. At the same time, it can rotate in both forward and reverse directions without hindrance, which enhances the flexibility of the device and ensures that the device can be applied to more occasions.

[0024] 2. The adjustment structure of the notice board, through the coordinated arrangement of the display board, fixing holes, fasteners and tightening blocks, can make the device more firm and reliable when fixing poster papers. It can be adjusted at will according to the size of the poster papers. Compared with the traditional adhesive type, it will not leave marks and affect the aesthetics of the device. It is also more convenient to replace the poster papers. Compared with the magnetic type, there is no need to worry about the weakening of magnetism due to long-term use or external influences, which makes it impossible to fix the poster papers. This further strengthens the reliability of the poster paper fixation and extends the service life of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0026] Figure 2 This is a schematic diagram of the square gear structure of the utility model;

[0027] Figure 3 This is a schematic diagram of the structure of the limiting block of the utility model;

[0028] Figure 4 This is a schematic diagram of the fastener structure of the utility model;

[0029] Figure 5 This is a schematic diagram of the structure of the tightening block of the utility model;

[0030] Figure 6 This is a schematic diagram of the long screw structure of the utility model;

[0031] Figure 7 This is a schematic diagram of the barrier plate structure of the utility model;

[0032] Figure 8 This is a schematic diagram of the long bolt structure of the utility model.

[0033] In the figure: 1. First lifting rod; 2. Awning; 3. Center rotating rod; 4. Square gear; 5. Limit block; 6. Display board; 7. Glass door; 8. Height adjustment assembly; 81. Second lifting rod; 82. Reserved hole; 83. Long screw; 84. Fastening nut; 85. Slot; 86. Blocking plate; 87. Short screw; 88. Threaded hole; 89. Long bolt; 9. Support frame; 10. Limit rod; 11. Return spring; 12. Fixing hole; 13. Fastener; 14. Tightening block. DETAILED DESCRIPTION

[0034] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0035] See also Figures 1 to 8 The utility model provides a technical solution: a bulletin board adjustment structure, comprising a height-adjusting component 8 slidably sleeved on the outer surface of a first lifting rod 1, a support frame 9 fixed to the bottom end of the height-adjusting component 8, a rain shelter 2 fixed to the top end of the first lifting rod 1, a central rotating rod 3 slidingly inserted through the middle of the first lifting rod 1, and square gears 4 fixedly sleeved at both ends of the outer surface of the central rotating rod 3, a display board 6 fixedly sleeved in the middle of the outer surface of the central rotating rod 3, and glass doors 7 hinged at both ends of one side of the display board 6, two groups of first lifting rods 1 are provided, the two groups of first lifting rods 1 are symmetrically distributed, and the distance between the two groups of first lifting rods 1 is equal to the width of the rain shelter 2;

[0036] By setting the central rotating rod 3 and the display board 6, the rotation of the display board 6 can be made smoother and more stable, and the display board 6 can be prevented from deviating during rotation;

[0037] See also Figures 1 to 3 A return spring 11 is fixed to one side of the first lifting rod 1, and one end of the return spring 11 is fixed to a limit block 5, and a limit rod 10 is fixed at the four corners of one end of the limit block 5, and one end of the limit rod 10 is slidably inserted into the interior of the first lifting rod 1, the limit block 5 is set to an arc shape, and the other end of the limit block 5 is set to a hollow plate, the gap of the hollow plate is adapted to the square gear 4, and the hollow plate is engaged with the outer teeth of the square gear 4. An annular handle is provided on the front of the limit block 5, and the outer surface of the annular handle is wrapped with a non-slip silicone gasket;

[0038] By setting the limit block 5 and the return spring 11, the angle of the display board 6 after rotation adjustment can be easily fixed to prevent the display board 6 from loosening and affecting the viewer's browsing. The operation steps are simple and quick, and the fixing effect is good.

[0039] See also Figures 1 to 2 , a fixing hole 12 is provided on one side of the display board 6, and a fastener 13 is inserted into the internal thread of the fixing hole 12, and a tightening block 14 is slidingly sleeved on the outer surface of one end of the fastener 13. There are multiple groups of fixing holes 12, and multiple groups of fixing holes 12 are evenly and equidistantly distributed on one side of the display board 6. There are multiple groups of fasteners 13 and tightening blocks 14. The number of fasteners 13 is set to twice the number of tightening blocks 14. Every two groups of fasteners 13 are slidably inserted at both ends of one group of tightening blocks 14. One end of the fastener 13 is set as a stud, and the stud thread is inserted into the inside of the fixing hole 12. The other end of the fastener 13 is set as a handle, and the surface of the handle is provided with anti-slip grooves. The middle of the fastener 13 is set as a cylinder, and the cylinder is slidably inserted into the inside of the tightening block 14;

[0040] By setting the fixing hole 12, the fastener 13 and the pressing block 14, the poster paper can be fixed according to its thickness and shape. The fixing is strong and the poster paper is not easy to fall off. It has a long service life and high flexibility.

[0041] Embodiment 1;

[0042] See also Figure 6 The height adjustment component 8 includes a second lifting rod 81, a reserved hole 82, a long screw 83 and a fastening nut 84. The second lifting rod 81 is slidably sleeved on the outer surface of the bottom end of the first lifting rod 1. The bottom end of the first lifting rod 1 is provided with a plurality of groups of reserved holes 82 equidistantly distributed in a linear array. The top end of the second lifting rod 81 is slidably penetrated by a long screw 83, and one end of the long screw 83 is simultaneously slidably inserted into the inside of the reserved hole 82. The outer surfaces of both ends of the long screw 83 are threadedly sleeved with fastening nuts 84. Through the arrangement of the second lifting rod 81, the reserved hole 82, the long screw 83 and the fastening nut 84, the height of the display board 6 can be conveniently adjusted according to the specific placement of the device.

[0043] Embodiment 2;

[0044] See also Figure 7The height adjustment component 8 includes a second lifting rod 81, a reserved hole 82, a fastening nut 84, a slot 85, a blocking plate 86 and a short screw 87. The outer surface of the bottom end of the first lifting rod 1 is slidingly sleeved with the second lifting rod 81, and one side of the second lifting rod 81 is provided with a plurality of groups of reserved holes 82 equidistantly distributed in a linear array. The other side of the second lifting rod 81 is connected with a slot 85 with the same number as the reserved holes 82, and a blocking plate 86 is slidably inserted into the interior of the slot 85. A short screw 87 is fixed to one end of the blocking plate 86, and the outer surface of one end of the short screw 87 slides through the reserved hole 82 and is threadedly sleeved with a fastening nut 84. Through the arrangement of the second lifting rod 81, the reserved hole 82, the fastening nut 84, the slot 85, the blocking plate 86 and the short screw 87, the height position of the display board 6 is easy to adjust, thereby facilitating the display board 6 to display poster content to different people in different occasions;

[0045] Embodiment 3;

[0046] See also Figure 8 The height adjustment component 8 includes a second lifting rod 81, a threaded hole 88 and a long bolt 89. The second lifting rod 81 is slidingly sleeved on the outer surface of the bottom end of the first lifting rod 1, and multiple groups of threaded holes 88 equidistantly distributed in a linear array are formed on both sides of the second lifting rod 81. The internal threads of the threaded holes 88 are penetrated by long bolts 89. Through the arrangement of the second lifting rod 81, the threaded holes 88 and the long bolts 89, the height position of the display board 6 can be easily adjusted, thereby enhancing the flexibility and applicability of the device.

[0047] In the present invention, the working steps of the device are as follows:

[0048] First, rotate and open the glass door 7, spread the poster paper to be displayed on the front side of the display board 6, and then adjust the tightening block 14 to a suitable angle according to the shape of the poster paper, so that the middle of the tightening block 14 does not obstruct the main content of the poster, and then rotate the fastener 13 to insert one end of the fastener 13 into a suitable set of fixing holes 12, so that the middle part of the tightening block 14 and one side of the display board 6 form a clamping force on the poster paper, and then rotate it in the opposite direction to close the glass door 7. The awning 2 can prevent rainwater from corroding and damaging the device, and the support frame 9 plays a major supporting role in the device.

[0049] After the cam 11 is lowered, the gear 4 is rotated, and the gear 4 is rotated to the left, and the gear 4 is rotated to the right.

[0050] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A bulletin board adjustment structure, comprising a height adjustment component (8) slidably sleeved on the outer surface of a first lifting rod (1), characterized in that: The bottom end of the height adjustment component (8) is fixed with a support frame (9), the top end of the first lifting rod (1) is fixed with a canopy (2), the middle of the first lifting rod (1) is slidably inserted with a central rotating rod (3), and the outer surface of the central rotating rod (3) is fixed with square gears (4) at both ends, the middle of the outer surface of the central rotating rod (3) is fixed with a display board (6), and one end of the display board (6) is hinged with a glass door (7); a fixing hole (12) is opened on one side of the display board (6), and a fastener (13) is inserted into the internal thread of the fixing hole (12), and a fastener (13) is slidably sleeved on the outer surface of one end of the fastener (13) with a tightening block (14); one end of the fastener (13) is set as a stud, and the stud thread is inserted into the inside of the fixing hole (12), the other end of the fastener (13) is set as a handle, and the surface of the handle is provided with anti-slip grooves, the middle of the fastener (13) is set as a cylinder, and the cylinder is slidably inserted into the inside of the tightening block (14).

2. The bulletin board adjustment structure according to claim 1, characterized in that: Two groups of the first lifting rods (1) are provided, the two groups of the first lifting rods (1) are symmetrically distributed, and the distance between the two groups of the first lifting rods (1) is equal to the width of the awning (2).

3. The bulletin board adjustment structure according to claim 1, characterized in that: A return spring (11) is fixed on one side of the first lifting rod (1), and a limit block (5) is fixed on one end of the return spring (11). A limit rod (10) is fixed at four corners of one end of the limit block (5), and one end of the limit rod (10) is slidably inserted into the interior of the first lifting rod (1).

4. The bulletin board adjustment structure according to claim 3, characterized in that: The limiting block (5) is configured to be arc-shaped, and the other end of the limiting block (5) is configured to be a hollow plate, the gap of the hollow plate is adapted to the square gear (4), and the hollow plate is engaged and connected with the outer teeth of the square gear (4).

5. The bulletin board adjustment structure according to claim 3, characterized in that: The front of the limiting block (5) is provided with an annular handle, and the outer surface of the annular handle is wrapped with an anti-slip silicone gasket.

6. The bulletin board adjustment structure according to claim 1, characterized in that: The fixing holes (12) are provided in multiple groups, and the multiple groups of fixing holes (12) are evenly and equidistantly distributed on one side of the display board (6).

7. The bulletin board adjustment structure according to claim 1, characterized in that: The fasteners (13) and the abutting blocks (14) are both provided in multiple groups, the number of the fasteners (13) being set to twice the number of the abutting blocks (14), and each two groups of the fasteners (13) are slidably inserted through the two ends of one group of the abutting blocks (14).

Images