CN213199251U

CN213199251U - Rotatable desk calendar

Info

Publication number: CN213199251U
Application number: CN202022058309.XU
Authority: CN
Inventors: 廖磊
Original assignee: Kunshan Butterfly Effect Information Technology Co Ltd
Current assignee: Kunshan Butterfly Effect Information Technology Co Ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-05-14
Anticipated expiration: 2030-09-18

Abstract

The utility model relates to a rotatable desk calendar, which comprises a bracket, a side frame, a bracket and a desk calendar roll; the bottom of the bracket is provided with an opening; a desk calendar folding and unfolding device is arranged in the support frame; the desk calendar roll covers the surface of the support frame, and two ends of the desk calendar roll respectively penetrate through the bottom opening of the support frame and then are fixed with the desk calendar retraction device, so that the desk calendar roll can move on the surface of the support frame through the desk calendar retraction device to display the content of the desk calendar; two side frames are arranged on the left side and the right side of the support frame, a blank pressing rail is formed between the side frames and the support frame, and the blank pressing rail is used for performing blank pressing guide on the part of the desk calendar roll, which covers the surface of the support frame; the bracket is arranged on the side frame and used for supporting and placing a structure formed by the support frame and the side frame. The utility model discloses a rotatable desk calendar can carry out continuous rotary type and demonstrate the date, and the frame can be used repeatedly, only need change the desk calendar core can, change traditional page or page tearing's mode, more have the interest, improve people's use interest.

Description

Rotatable desk calendar

Technical Field

The utility model relates to a calendar technical field especially relates to a rotatable desk calendar.

Background

At present, the desk calendars in the market have various styles, can be used as carriers of art and culture or as carriers of advertisements for displaying the basic functions of dates, and the existing desk calendars are discarded integrally after being used, so that the desk calendars are not environment-friendly, generally adopt a page turning or page tearing mode, are uninteresting, and reduce the use desire of people.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a rotatable desk calendar can carry out continuous rotary type and demonstrate to the date, and the frame can use repeatedly, only need change the desk calendar core can, and the mode of continuous rotary type switching page, change traditional page or tear the mode of page or leaf, more have the interest, improve people's use interest.

The utility model provides a technical scheme that its technical problem adopted is: a rotatable desk calendar comprises a support frame, side frames, a bracket and a desk calendar roll; the bottom of the bracket is provided with an opening; a desk calendar folding and unfolding device is arranged in the support frame; the desk calendar roll covers the surface of the support frame, and two ends of the desk calendar roll respectively penetrate through the bottom opening of the support frame and then are fixed with the desk calendar retraction device, so that the desk calendar roll can move on the surface of the support frame through the desk calendar retraction device to display the content of the desk calendar; the two side frames are arranged on the left side and the right side of the support frame, and a blank pressing rail is formed between each side frame and the support frame and used for performing blank pressing guide on the part, covered on the surface of the support frame, of the desk calendar roll by using the blank pressing rails; the bracket is arranged on the side frame and used for supporting and placing a structure formed by the support frame and the side frame.

The support frame is formed by splicing a front half support frame and a rear half support frame, a connecting column is arranged on one left and right of the upper position of the inner side of each half support frame, and the front half support frame and the rear half support frame are connected through the connecting columns by using bolt fasteners; the inner sides of the left end and the right end of the support frame are also provided with fixing parts for mounting the desk calendar folding and unfolding device.

The desk calendar folding and unfolding device comprises two folding and unfolding shafts; the take-up and pay-off shaft comprises a shaft rod; a first limiting plate is arranged at the outer position of the left end and the right end of the shaft lever, and a second limiting plate is arranged at the inner position of the shaft lever; the fixing part comprises a fixing plate and a limiting groove formed between the fixing plate and the support frame; the fixed plate is sleeved on the shaft rod and located between the first limiting plate and the second limiting plate on the same side, the first limiting plate is arranged in the limiting groove, and the fixed plate is used for forming radial limiting and left-right limiting of the shaft rod folding and unfolding shaft, so that the folding and unfolding shaft only has rotational freedom.

The first limiting plate on at least one side is round, and positioning grooves are uniformly distributed on the circumferential surface of the first limiting plate; an elastic positioning column is also arranged in the limiting groove; the elastic positioning column is matched with the positioning groove of the first limiting plate, and a protruding part is arranged on the matching surface of the elastic positioning column.

The two take-up and pay-off shafts are fixed in the support frame one on top of the other, the side surfaces of the two take-up and pay-off shafts and the two ends of the desk calendar roll are respectively fixed and used for enabling the desk calendar roll to cover the surface of the support frame, one end of the desk calendar roll enters the interior of the support frame from the bottom side opening of the support frame and is wound on the take-up and pay-off shaft on the upper side, and the other end of the desk calendar roll enters the interior of the support frame from the bottom side opening of the support frame and is wound; the top of the support frame is also provided with an opening, a guide shaft is arranged at the position of the opening, and two ends of the guide shaft are connected with an upper shaft hole of the support frame.

The desk calendar folding and unfolding device also comprises two anti-deviation shafts; the anti-deviation shafts are arranged in parallel in tandem, and the fixing part also comprises fixing blocks which are arranged at the left end and the right end of the support frame and are close to the bottom side; the fixed block is provided with a fixed hole, and two ends of the anti-deviation shaft are respectively inserted into the fixed holes of the fixed block on the corresponding side, so that the anti-deviation shaft only has rotational freedom.

Bayonets are further arranged at the upper and lower positions of the left side and the right side of the front face of the support frame; the side frame is in a cap-shaped structure with one open end formed by a side plate and a coaming; the inner side of the enclosing plate is provided with a limiting column; the two side frames are buckled at the left side and the right side of the support frame, the side frames are clamped and fixed with the bayonets of the support frame through the clamping tongues, and the side pressing rails are formed between the coamings of the side frames and the outer surface of the support frame through the limiting columns.

A convex shaft part is arranged at the middle position of the outer side of the side plate of the side frame; the bracket comprises a tripod which is respectively arranged with the two side frames; a bearing groove is formed in the top side of the tripod; the side frame is erected on the bearing groove of the tripod through the convex shaft part.

The circumferential surface of the convex shaft part and the inner surface of the bearing groove are also provided with a positioning groove and a protruding part positioning and matching structure, so that the side frame can be turned forwards and backwards by taking the convex shaft part as an axis to adjust the angle, and the side frame has the function of maintaining the angle.

And a transverse plate is connected between the bottom sides of the two tripods, and a gravity block is further arranged on the transverse plate.

The utility model has the advantages that: the rotatable desk calendar of the utility model can display the date in a continuous rotation mode, the outer frame can be used repeatedly, only the desk calendar roll needs to be replaced, and the page can be switched in a continuous rotation mode, so that the traditional page turning or tearing mode is changed, the rotatable desk calendar has more interest, and the use interest of people is improved; the desk calendar roll is fixed through the two winding and unwinding shafts, the part of the desk calendar roll covers the surface of the support frame, the corresponding winding shaft is rotated by inserting a key into the rotating hole, the desk calendar surface of the desk calendar roll moves, and meanwhile, the other winding shaft discharges materials under the action of the desk calendar roll, so that the operation is very convenient; the designed anti-deviation shaft enables the desk calendar roll to pass through the two anti-deviation shafts, so that the desk calendar roll can be effectively prevented from being stuck and smoothly moved without deviation; a relative structure of a positioning groove and a convex part is arranged between the folding and unfolding shaft and the support frame, so that the corresponding position of the desk calendar roll can be maintained when the desk calendar roll is not turned over, and the desk calendar roll does not rebound; similarly, the relative structures of the positioning grooves and the convex parts between the side frames and the brackets can also enable the side frames and the support frames to turn over front and back and maintain corresponding angles; the gravity block is arranged, so that the stability of the support is improved, the gravity block can also be used for twisting the winding shaft, and the movement switching of the desk calendar surface of the desk calendar roll is facilitated.

Drawings

FIG. 1 is a schematic view of a rotatable desk calendar according to an embodiment;

FIG. 2 is a schematic illustration of an exploded view of a rotatable calendar according to an embodiment;

FIG. 3 is a schematic front view of a rotatable calendar according to an embodiment;

FIG. 4 is a schematic side view of a rotatable desk calendar according to an embodiment;

FIG. 5 is a schematic cross-sectional view A-A of FIG. 3;

FIG. 6 is a schematic isometric cross-sectional view of B-B of FIG. 3;

FIG. 7 is a schematic cross-sectional view of C-C of FIG. 4.

Detailed Description

In order to deepen the understanding of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and embodiments, which are only used for explaining the present invention and are not limited to the protection scope of the present invention.

Examples

As shown in fig. 1 to 7, the present embodiment provides a rotatable desk calendar, which includes a support frame 1, a side frame 2, a bracket 3, and a desk calendar roll; the bottom of the bracket 1 is provided with an opening; a desk calendar folding and unfolding device is arranged in the support frame 1; the desk calendar roll covers the surface of the support frame 1, and two ends of the desk calendar roll respectively penetrate through the bottom opening of the support frame 1 and then are fixed with the desk calendar retraction device, so that the desk calendar roll can move on the surface of the support frame through the desk calendar retraction device to display the content of the desk calendar; the two side frames 2 are arranged on the left side and the right side of the support frame 1, and a blank pressing rail is formed between the side frames 2 and the support frame 1 and used for performing blank pressing guide on the part of the desk calendar roll, which covers the surface of the support frame 1, by using the blank pressing rail; the bracket 3 is arranged on the side frame 2 and used for supporting and placing a structure formed by the support frame 1 and the side frame 2.

In the rotatable desk calendar of the embodiment, the bracket 1 is formed by splicing a front half bracket 11 and a rear half bracket 11, a connecting column 12 is arranged on one left and one right of the upper positions of the inner sides of the half brackets 11, and the front half bracket 11 and the rear half bracket 11 are connected through the connecting column 12 by using a bolt fastener; the inner sides of the left end and the right end of the support frame 1 are also provided with fixing parts for mounting the desk calendar folding and unfolding device.

In the rotatable desk calendar of the present embodiment, the desk calendar folding and unfolding device includes two folding and unfolding shafts 4; the take-up and pay-off shaft 4 comprises a shaft rod 41; a first limiting plate 43 is arranged at the outer position of the left end and the right end of the shaft lever 41, and a second limiting plate 42 is arranged at the inner position; the fixing part comprises a fixing plate 14 and a limiting groove 15 formed between the fixing plate and the support frame 1; the fixing plate 14 is sleeved on the shaft rod 41 and located between the first limiting plate 43 and the second limiting plate 42 on the same side, the first limiting plate 43 is arranged in the limiting groove 15, and the fixing plate is used for forming radial limiting and left-right limiting of the shaft rod take-up and pay-off shaft, so that the take-up and pay-off shaft 4 only has rotational freedom.

In the rotatable desk calendar of this embodiment, the first position-limiting plate 43 on at least one side is circular, and the positioning grooves 44 are uniformly distributed on the circumferential surface of the first position-limiting plate 43; an elastic positioning column 17 is also arranged in the limiting groove 15; the elastic positioning column 17 is matched with the positioning groove 44 of the first limiting plate 43, and a convex part 18 is arranged on the matching surface of the elastic positioning column 17.

In the rotatable desk calendar of the embodiment, two folding and unfolding shafts 4 are fixed in the support frame 1 one above the other; the side surfaces of the two take-up and pay-off shafts 4 are respectively fixed with the two ends of the desk calendar roll and are used for enabling the desk calendar roll to cover the surface of the support frame, one end of the desk calendar roll enters the interior of the support frame from the bottom side opening of the support frame and is wound on the take-up and pay-off shaft 4 at the upper side, and the other end of the desk calendar roll enters the interior of the support frame from the bottom side opening of the support frame and is wound on the take-up and pay-off shaft 4 at; the top of the support frame 1 is also provided with an opening, a guide shaft 6 is arranged at the position of the opening, two ends of the guide shaft 6 are connected with an upper shaft hole 17 of the support frame, and a desk calendar cover of the desk calendar roll is arranged on a shell formed by the support frame and the guide shaft.

In the rotatable desk calendar of the present embodiment, the desk calendar folding and unfolding apparatus further includes two anti-deviation shafts 5; the anti-deviation shafts are arranged in parallel in tandem, and the fixing part also comprises fixing blocks 16 which are arranged at the left end and the right end of the support frame 1 and are close to the bottom side; the fixing block 16 is provided with a fixing hole, and two ends of the anti-deviation shaft 5 are respectively inserted into the fixing holes of the fixing block 16 on the corresponding side, so that the anti-deviation shaft 5 only has rotational freedom.

In the rotatable desk calendar of the embodiment, bayonets 13 are further arranged at the upper and lower positions of the left side and the right side of the front surface of the support frame 1; the side frame 2 is in a cap-shaped structure with one open end formed by a side plate 25 and a coaming 21; the inner side of the surrounding plate 21 is provided with a clamping tongue 23 at the upper and lower positions, and the inner side of the surrounding plate 21 is provided with a limiting column 22; the two side frames 2 are buckled at the left side and the right side of the support frame 1, the side frames 2 are clamped and fixed with the bayonets 13 of the support frame 1 through the clamping tongues 23, and the edge pressing rails are formed between the coamings 21 of the side frames 2 and the outer surface of the support frame 1 through the limiting columns 22.

In the rotatable desk calendar of the present embodiment, a boss portion 24 is provided at an intermediate position outside a side plate 25 of the side frame 2; the bracket 3 comprises a tripod 31 which is respectively arranged with the two side frames 2; the top side of the tripod 31 is provided with a bearing groove 33; the side frame 2 is mounted on a support groove 33 of a tripod 31 via a boss portion 24.

In the rotatable desk calendar of this embodiment, the circumferential surface of the protruding shaft portion 24 and the inner surface of the bearing groove 33 are also provided with a positioning groove 44 and a projection 18 for positioning and matching, so that the side frame 2 can be turned back and forth around the protruding shaft portion 24 to adjust the angle and has a function of maintaining the angle.

In the rotatable desk calendar of the embodiment, a transverse plate 32 is further connected between the bottom sides of the two triangular brackets 31, and a gravity block 34 is further arranged on the transverse plate 32.

In the rotatable desk calendar of the embodiment, one end of the winding shaft is provided with a rotating hole 45; the gravity block is arranged in a key shape 34; the key is inserted into the rotating hole 45, and when the key is screwed, the winding shaft is driven to rotate, so that the winding shaft winds the desk calendar roll, and the desk calendar surface of the desk calendar roll is switched to the next month in a moving way; the other winding shaft synchronously discharges materials under the action of the desk calendar roll; the side frame is marked with a rolling direction and is screwed according to the specified direction; of course, the movement of the displayed calendar surface can be switched by manually shifting the desk calendar roll up and down; the electric operation can be realized by arranging upward and downward buttons by only installing a micro motor at one end of the take-up and pay-off shaft to drive and matching with a corresponding control circuit.

The rotatable desk calendar can display the date in a continuous rotating mode, the outer frame can be used repeatedly, only the desk calendar roll needs to be replaced, and the page is switched in a continuous rotating mode, so that the traditional page turning or tearing mode is changed, the rotatable desk calendar is more interesting, and the use interest of people is improved; the desk calendar roll is fixed through the two winding and unwinding shafts, the part of the desk calendar roll covers the surface of the support frame, the corresponding winding shaft is rotated by inserting a key into the rotating hole, the desk calendar surface of the desk calendar roll moves, and meanwhile, the other winding shaft discharges materials under the action of the desk calendar roll, so that the operation is very convenient; the designed anti-deviation shaft enables the desk calendar roll to pass through the two anti-deviation shafts, so that the desk calendar roll can be effectively prevented from being stuck and smoothly moved without deviation; a relative structure of a positioning groove and a convex part is arranged between the folding and unfolding shaft and the support frame, so that the corresponding position of the desk calendar roll can be maintained when the desk calendar roll is not turned over, and the desk calendar roll does not rebound; similarly, the relative structures of the positioning grooves and the convex parts between the side frames and the brackets can also enable the side frames and the support frames to turn over front and back and maintain corresponding angles; the gravity block is arranged, so that the stability of the support is improved, the gravity block can also be used for twisting the winding shaft, and the movement switching of the desk calendar surface of the desk calendar roll is facilitated.

The above-mentioned embodiments should not limit the present invention in any way, and all the technical solutions obtained by adopting equivalent replacement or equivalent conversion fall within the protection scope of the present invention.

Claims

1. A rotatable desk calendar, characterized by: comprises a bracket, a side frame, a bracket and a desk calendar roll; the bottom of the bracket is provided with an opening; a desk calendar folding and unfolding device is arranged in the support frame; the desk calendar roll covers the surface of the support frame, and two ends of the desk calendar roll respectively penetrate through the bottom opening of the support frame and then are fixed with the desk calendar retraction device, so that the desk calendar roll can move on the surface of the support frame through the desk calendar retraction device to display the content of the desk calendar; the two side frames are arranged on the left side and the right side of the support frame, and a blank pressing rail is formed between each side frame and the support frame and used for performing blank pressing guide on the part, covered on the surface of the support frame, of the desk calendar roll by using the blank pressing rails; the bracket is arranged on the side frame and used for supporting and placing a structure formed by the support frame and the side frame.

2. A rotatable desk calendar according to claim 1, wherein: the support frame is formed by splicing a front half support frame and a rear half support frame, a connecting column is arranged on one left and right of the upper position of the inner side of each half support frame, and the front half support frame and the rear half support frame are connected through the connecting columns by using bolt fasteners; the inner sides of the left end and the right end of the support frame are also provided with fixing parts for mounting the desk calendar folding and unfolding device.

3. A rotatable desk calendar according to claim 2, wherein: the desk calendar folding and unfolding device comprises two folding and unfolding shafts; the take-up and pay-off shaft comprises a shaft rod; a first limiting plate is arranged at the outer position of the left end and the right end of the shaft lever, and a second limiting plate is arranged at the inner position of the shaft lever; the fixing part comprises a fixing plate and a limiting groove formed between the fixing plate and the support frame; the fixed plate is sleeved on the shaft rod and located between the first limiting plate and the second limiting plate on the same side, the first limiting plate is arranged in the limiting groove, and the fixed plate is used for forming radial limiting and left-right limiting of the shaft rod folding and unfolding shaft, so that the folding and unfolding shaft only has rotational freedom.

4. A rotatable desk calendar according to claim 3, wherein: the first limiting plate on at least one side is round, and positioning grooves are uniformly distributed on the circumferential surface of the first limiting plate; an elastic positioning column is also arranged in the limiting groove; the elastic positioning column is matched with the positioning groove of the first limiting plate, and a protruding part is arranged on the matching surface of the elastic positioning column.

5. A rotatable desk calendar according to claim 3 or 4, wherein: the two take-up and pay-off shafts are fixed in the support frame one above the other; the side surfaces of the two take-up and pay-off shafts are respectively fixed with the two ends of the desk calendar roll and are used for enabling the desk calendar roll to cover the surface of the support frame, one end of the desk calendar roll enters the interior of the support frame from the bottom side opening of the support frame and is wound on the take-up and pay-off shaft at the upper side, and the other end of the desk calendar roll enters the interior of the support frame from the bottom side opening of the support frame and is wound on the take-up and pay-off shaft at; the top of the support frame is also provided with an opening, a guide shaft is arranged at the position of the opening, and two ends of the guide shaft are connected with an upper shaft hole of the support frame.

6. A rotatable desk calendar according to claim 3 or 4, wherein: the desk calendar folding and unfolding device also comprises two anti-deviation shafts; the anti-deviation shafts are arranged in parallel in tandem, and the fixing part also comprises fixing blocks which are arranged at the left end and the right end of the support frame and are close to the bottom side; the fixed block is provided with a fixed hole, and two ends of the anti-deviation shaft are respectively inserted into the fixed holes of the fixed block on the corresponding side, so that the anti-deviation shaft only has rotational freedom.

7. A rotatable desk calendar according to claim 1, wherein: bayonets are further arranged at the upper and lower positions of the left side and the right side of the front face of the support frame; the side frame is in a cap-shaped structure with one open end formed by a side plate and a coaming; the inner side of the enclosing plate is provided with a limiting column; the two side frames are buckled at the left side and the right side of the support frame, the side frames are clamped and fixed with the bayonets of the support frame through the clamping tongues, and the side pressing rails are formed between the coamings of the side frames and the outer surface of the support frame through the limiting columns.

8. A rotatable desk calendar according to claim 7, wherein: a convex shaft part is arranged at the middle position of the outer side of the side plate of the side frame; the bracket comprises a tripod which is respectively arranged with the two side frames; a bearing groove is formed in the top side of the tripod; the side frame is erected on the bearing groove of the tripod through the convex shaft part.

9. A rotatable desk calendar according to claim 8, wherein: the circumferential surface of the convex shaft part and the inner surface of the bearing groove are also provided with a positioning groove and a protruding part positioning and matching structure, so that the side frame can be turned forwards and backwards by taking the convex shaft part as an axis to adjust the angle, and the side frame has the function of maintaining the angle.

10. A rotatable desk calendar according to claim 8 or 9, wherein: and a transverse plate is connected between the bottom sides of the two tripods, and a gravity block is further arranged on the transverse plate.