CN220512439U - Folding drawing board frame - Google Patents
Folding drawing board frame Download PDFInfo
- Publication number
- CN220512439U CN220512439U CN202322059840.2U CN202322059840U CN220512439U CN 220512439 U CN220512439 U CN 220512439U CN 202322059840 U CN202322059840 U CN 202322059840U CN 220512439 U CN220512439 U CN 220512439U
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- connecting rod
- screw rod
- screw
- frame
- fixed block
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- 230000008093 supporting effect Effects 0.000 claims description 24
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Abstract
The utility model discloses a folding drawing board frame which comprises a fixed frame, wherein a first fixed block is fixedly connected onto the fixed frame, a first connecting rod is rotatably connected onto the first fixed block, a support frame is arranged on the outer side of the fixed frame, a second fixed block is fixedly connected onto the support frame, a second connecting rod is rotatably connected onto the second fixed block, the first connecting rod is rotatably connected with the second connecting rod, a third fixed block is fixedly connected onto the first connecting rod, a third connecting rod is rotatably connected onto the third fixed block, a movable groove is formed in the fixed frame, a first screw rod is rotatably connected onto the movable groove, a first screw rod is sleeved on the first screw rod in a threaded sleeve mode, and the bottom end of the third connecting rod is rotatably connected with the first screw rod. According to the utility model, the whole structure can be stably extended and unfolded to form a stable drawing board frame structure, so that the drawing board can be positioned, placed and used conveniently, and can be folded and stored conveniently, the occupied space is reduced, and the drawing board is convenient to carry or store.
Description
Technical Field
The utility model relates to the technical field of drawing board frames, in particular to a folding drawing board frame.
Background
The drawing board frame is a support for placing the drawing board commonly used in the drawing industry, can be used for carrying out positioning support on the drawing board, is convenient for a painter to use in drawing operation, is made of wood, metal and plastic, is very wide in use, and has a certain requirement for a folding drawing board frame because the drawing board frame is in a three-dimensional support frame structure form so as to improve the convenience of storage and carrying;
while the traditional folding drawing board frames are folded and stored, the drawing board frames cannot be folded and stored completely, most of the drawing board frames are rotated and folded between a support for supporting the drawing board at the front and a support for contacting the ground at the rear, and the folding drawing board frames are similar to a folding manner in a herringbone ladder mode, after being folded, the whole support occupies a large space, and great inconvenience still exists in storage and portability.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a folding drawing board frame.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a folding drawing board frame, includes the mount, fixedly connected with fixed block one on the mount, rotate on the fixed block one and be connected with connecting rod one, the outside of mount is provided with the support frame, fixedly connected with fixed block two on the support frame, rotate on the fixed block two and be connected with connecting rod two, connecting rod one is connected for rotating with connecting rod two, fixedly connected with fixed block three on the connecting rod one, rotate on the fixed block three and be connected with connecting rod three, be provided with the movable groove on the mount, the movable groove swivelling joint has screw rod one, screw rod one has cup jointed screw rod one, the bottom and the screw rod one of connecting rod three rotate and be connected, surface one side of support frame is provided with the recess, the rotation is connected with screw rod two on the screw rod two, fixedly connected with supporting shoe on the screw rod two, the bottom of support frame rotates and is connected with the backup pad, and surface one side of support frame is provided with accomodates the groove, accomodate the groove swivelling connection has the bracing piece, surface one side of backup pad is provided with the constant head tank.
As a further description of the above technical solution:
the screw rod is characterized in that the structures of the first fixing block, the first connecting rod, the second fixing block, the second connecting rod, the third fixing block, the third connecting rod and the first screw block are provided with two groups and are symmetrically arranged at the upper side and the lower side of the fixing frame, the screw thread directions of the two upper sides of the first screw rod are reversely arranged, and the two screw blocks are correspondingly in screw thread fit with the reverse screw threads of the two upper sides of the first screw rod.
As a further description of the above technical solution:
the support frame structure is totally two groups and symmetrically arranged at two sides of the fixing frame.
As a further description of the above technical solution:
the top fixedly connected with operation wheel one of screw rod one, the top fixedly connected with operation wheel two of screw rod two, the surface of operation wheel one and operation wheel two all is provided with anti-skidding line.
As a further description of the above technical solution:
the top fixedly connected with dwang of backup pad, the bottom of support frame is provided with the rotation groove, be nested rotation connection between dwang and the rotation groove.
As a further description of the above technical solution:
the bottom of backup pad is provided with the protection pad.
As a further description of the above technical solution:
the support rod and the positioning groove are arranged in a plugging fit manner, and the positioning groove is provided with a plurality of uniformly distributed grooves which are arranged on the support plate.
The utility model has the following beneficial effects:
the folding drawing board frame can form a complete drawing board frame structure through the matching arrangement of the structures such as the fixing frame, the supporting plate, the supporting rod, the supporting block and the like, so that the folding drawing board frame can be firmly positioned and supported, and the stable positioning and placement of the drawing board are facilitated; through the cooperation setting of fixed block structure, connecting rod structure, screw rod one, spiral shell piece class structure, can make support frame structure can stably extend and expand, conveniently carry out the stable location support of drawing board and use, also can conveniently fold simultaneously and receive and deposit, moreover, can adapt to the drawing board of different width dimensions and place the use, through screw rod two, spiral shell piece two, support block structure's setting, can conveniently adjust the placing position height of drawing board, can satisfy different height user's user demand, simultaneously also can satisfy the drawing board of different co-heights and lay the demand, extensive adaptability, through the cooperation of bracing piece and constant head tank, can make whole support frame be in the inclination state of different angles, thereby can satisfy the drawing demand of different inclination, whole structure can stably extend and open, constitute a stable drawing board frame structure, make things convenient for the drawing board to fix a position and place the use, also can conveniently fold simultaneously and receive and deposit, conveniently carry or deposit, moreover, the structure is strong, also can satisfy the drawing board of different sizes and place the demand, different demand of user's of different demand, different angle, the flexible operation is convenient for the drawing board frame, and the flexible operation is convenient for use.
Drawings
FIG. 1 is a schematic view showing the overall structure of a folding drawing board frame according to the present utility model;
FIG. 2 is an expanded front view of the overall structure of a folding pallet according to the present utility model;
fig. 3 is an expanded side view of the overall structure of a folding pallet according to the present utility model.
Legend description:
1. a fixing frame; 2. a first fixed block; 3. a first connecting rod; 4. a support frame; 5. a second fixed block; 6. a second connecting rod; 7. a fixed block III; 8. a connecting rod III; 9. a movable groove; 10. a first screw; 11. a first screw block; 12. an operation wheel I; 13. a groove; 14. a second screw; 15. screw block II; 16. an operation wheel II; 17. a support block; 18. a support plate; 19. a rotating block; 20. a rotating groove; 21. a protective pad; 22. a storage groove; 23. a support rod; 24. and a positioning groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-3, one embodiment provided by the present utility model is: a folding drawing board frame comprises a fixing frame 1, a fixing block I2 is fixedly connected to the fixing frame 1, a connecting rod I3 is rotatably connected to the fixing block I2, a supporting frame 4 is arranged on the outer side of the fixing frame 1, a fixing block II 5 is fixedly connected to the supporting frame 4, a connecting rod II 6 is rotatably connected to the fixing block II 5, a connecting rod III 7 is fixedly connected to the connecting rod I3, a connecting rod III 8 is rotatably connected to the fixing block III 7, a movable groove 9 is arranged on the fixing frame 1, a screw rod I10 is rotatably connected to the movable groove 9, a screw rod I11 is sleeved on the screw rod I10 in a threaded manner, the joint position of the screw rod I10 and the inner wall of the movable groove 9 is positioned and installed through a bearing, a nested sliding connection is formed between the screw rod I11 and the movable groove 9, the bottom end of the connecting rod III 8 is rotatably connected with the screw rod I11, when the screw rod I10 is rotated, the screw rod I10 drives the screw rod I11 to move, the screw block I11 pushes the connecting rod I3 to rotate and unfold through the connecting rod III 8, the connecting rod I3 pushes the connecting rod II 6 to rotate, the rotating extension of the connecting rod I3 and the connecting rod II 6 can push the support frame 4 to be far away from the fixed frame 1, thus the support frame structure can be extended and unfolded and is convenient to be used as a support, when the support frame is not used, the support frame can be folded and stored in the same way, one side of the outer surface of the support frame 4 is provided with a groove 13, the groove 13 is rotationally connected with a screw rod II 14, the screw rod II 14 is sheathed with a screw rod II 15 through threads, the connection position of the screw rod II 14 and the inner wall of the groove 13 is positioned and installed through a bearing, the nesting sliding connection is arranged between the screw rod II 15 and the groove 13, the support block 17 is fixedly connected with the screw rod II 15, the function of the support block 17 can be the bottom support position of a drawing board, the screw rod II 14 is rotated to drive the screw rod II 15 to lift, the position of supporting shoe 17 can be conveniently adjusted, the position height of whole drawing board can be conveniently adjusted, also the drawing board of equidimension not is placed and is used, the bottom rotation of support frame 4 is connected with backup pad 18, and surface one side of support frame 4 is provided with accomodates groove 22, accomodate the inslot 22 internal rotation and be connected with bracing piece 23, surface one side of backup pad 18 is provided with constant head tank 24, backup pad 18 rotates to expand and ground contact, bracing piece 23 inserts in constant head tank 24 can form a triangle supporting effect, thereby guaranteed the supporting stability of whole drawing board frame.
The screw rod fixing device comprises a fixing block I2, a connecting rod I3, a fixing block II 5, a connecting rod II 6, a fixing block III 7, a connecting rod III 8 and screw blocks I11, wherein the structures of the fixing block I2, the connecting rod I3, the fixing block III 7, the connecting rod III 8 and the screw blocks I11 are provided with two groups of screw threads which are symmetrically arranged at the upper side and the lower side of a fixing frame 1, the screw threads on the two sides of a screw rod I10 are oppositely arranged, the two screw blocks I11 and the reverse screw threads on the two sides of the screw rod I10 are correspondingly in screw fit, the two groups of connecting rods are matched, and the two groups of connecting rod mechanisms can be used for stably pushing a supporting frame 4 to move and unfold or stably fold and store when the screw rod I10 rotates to drive the screw blocks I11 to move.
The two groups of supporting frames 4 are arranged at two sides of the fixing frame 1 symmetrically, and the two groups of structures can form a complete drawing board frame structure, so that stable positioning and supporting can be carried out on the drawing board.
The top fixedly connected with operation wheel one 12 of screw rod one 10, the top fixedly connected with operation wheel two 16 of screw rod two 14, the surface of operation wheel one 12 and operation wheel two 16 all is provided with anti-skidding line, and the setting of operation wheel structure can conveniently drive screw rod structure rotation, promotes the convenience of operation, and anti-skidding line can play anti-skidding effect.
The top fixedly connected with rotor 19 of backup pad 18, the bottom of support frame 4 is provided with the rotation groove 20, rotates to be nested between rotor 19 and the rotation groove 20 and rotates to be connected, and the setting of this structure can make backup pad 18 can stably rotate and expand, also can convenient folding storage conveniently carry simultaneously.
The bottom of backup pad 18 is provided with protection pad 21, and protection pad 21 is rubber material, also possesses good anti-skidding effect when wear-resisting durable, can reduce the wearing and tearing condition that backup pad 18 and ground contact produced.
The support rod 23 and the positioning groove 24 are arranged in a plugging fit manner, the positioning groove 24 is provided with a plurality of uniformly distributed grooves which are arranged on the support plate 18, the whole support frame 4 can be stably positioned and supported by the structure, and the support frame 4 can be positioned and supported at different inclination angles by the plurality of positioning grooves 24, so that the use requirements of different inclination angles of users are met.
Working principle: when the folding drawing board frame is used, the first operating wheel 12 is rotated, the first operating wheel 12 drives the first screw rod 10 to rotate, the first screw rod 10 drives the first screw rod 11 to move, the first screw rod 11 drives the first connecting rod 3 to rotate and expand through the third connecting rod 8, the first connecting rod 3 drives the second connecting rod 6 to rotate, the first connecting rod 3 and the second connecting rod 6 rotate and extend, the supporting frame 4 can be pushed to be far away from the fixed frame 1, the supporting frame 4 can be extended and unfolded to form a drawing board frame structure, the supporting plate 18 is rotated and unfolded to be in contact with the ground, the supporting rod 23 is rotated and unfolded, the supporting rod is clamped into the positioning groove 24 at the corresponding position, the whole drawing board frame can be obliquely supported, the second operating wheel 16 is rotated, the second screw rod 16 drives the second screw rod 14 to move, the second screw rod 15 drives the supporting block 17 to lift, the position can be adjusted, the bottom of the drawing board is placed on the supporting block 17, the back of the drawing board is attached to the outer surface of the supporting frame 4, a stable supporting effect can be formed, and the drawing board can be folded and stored conveniently.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a folding drawing board frame, includes mount (1), its characterized in that: fixedly connected with fixed block one (2) on mount (1), rotationally be connected with connecting rod one (3) on fixed block one (2), the outside of mount (1) is provided with support frame (4), fixedly connected with fixed block two (5) on support frame (4), rotationally be connected with connecting rod two (6) on fixed block two (5), connecting rod one (3) and connecting rod two (6) are rotationally connected, fixedly connected with fixed block three (7) on connecting rod one (3), rotationally be connected with connecting rod three (8) on fixed block three (7), be provided with movable groove (9) on mount (1), movable groove (9) internal rotation is connected with screw rod one (10), screw rod one (11) have been cup jointed to the screw rod one (10) on the screw thread, the bottom of connecting rod three (8) is rotationally connected with screw rod one (11), surface one side of support frame (4) is provided with recess (13), recess (13) internal rotation is connected with screw rod two (14), screw rod two (14) are connected with screw rod one (15) on the support frame (15), and a storage groove (22) is formed in one side of the outer surface of the support frame (4), a support rod (23) is connected in the storage groove (22) in a rotating mode, and a positioning groove (24) is formed in one side of the outer surface of the support plate (18).
2. A folding pallet according to claim 1, characterized in that: the fixing block I (2), the connecting rod I (3), the fixing block II (5), the connecting rod II (6), the fixing block III (7), the connecting rod III (8) and the screw block I (11) are structurally provided with two groups in total and symmetrically arranged at the upper side and the lower side of the fixing frame (1), the screw thread directions of the two sides on the screw rod I (10) are reversely arranged, and the two screw threads of the screw block I (11) and the two sides on the screw rod I (10) are correspondingly in screw thread fit.
3. A folding pallet according to claim 1, characterized in that: the two groups of supporting frames (4) are arranged on two sides of the fixing frame (1) symmetrically.
4. A folding pallet according to claim 1, characterized in that: the anti-slip screw is characterized in that the top end of the first screw rod (10) is fixedly connected with the first operating wheel (12), the top end of the second screw rod (14) is fixedly connected with the second operating wheel (16), and anti-slip lines are formed on the outer surfaces of the first operating wheel (12) and the second operating wheel (16).
5. A folding pallet according to claim 1, characterized in that: the top fixedly connected with of backup pad (18) rotates piece (19), the bottom of support frame (4) is provided with rotation groove (20), it is nested rotation connection between rotation piece (19) and rotation groove (20).
6. A folding pallet according to claim 1, characterized in that: the bottom end of the supporting plate (18) is provided with a protection pad (21).
7. A folding pallet according to claim 1, characterized in that: the support rods (23) are arranged in a plug-in fit manner with the positioning grooves (24), and the positioning grooves (24) are arranged on the support plates (18) in a plurality of uniformly distributed manner.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322059840.2U CN220512439U (en) | 2023-08-02 | 2023-08-02 | Folding drawing board frame |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322059840.2U CN220512439U (en) | 2023-08-02 | 2023-08-02 | Folding drawing board frame |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220512439U true CN220512439U (en) | 2024-02-23 |
Family
ID=89938257
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202322059840.2U Active CN220512439U (en) | 2023-08-02 | 2023-08-02 | Folding drawing board frame |
Country Status (1)
Country | Link |
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CN (1) | CN220512439U (en) |
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2023
- 2023-08-02 CN CN202322059840.2U patent/CN220512439U/en active Active
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