CN219515633U - Be used for fine arts teaching to use portable easel - Google Patents
Be used for fine arts teaching to use portable easel Download PDFInfo
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- CN219515633U CN219515633U CN202221648244.7U CN202221648244U CN219515633U CN 219515633 U CN219515633 U CN 219515633U CN 202221648244 U CN202221648244 U CN 202221648244U CN 219515633 U CN219515633 U CN 219515633U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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Abstract
The utility model belongs to the field of easels, in particular to a portable easel for art teaching, which comprises supporting legs, a lower connecting frame, an upper connecting frame and a main baffle rod; the portable device comprises two groups of supporting legs, a lower connecting frame is arranged between the two groups of supporting legs, main baffle rods are arranged at the top ends of the supporting legs, upper connecting frames are arranged between the two groups of main baffle rods, and a portable mechanism is arranged between the lower connecting frames and the upper connecting frames; the portable mechanism comprises a connecting rod, a sleeve groove, a sleeve rod, a reset spring, an extension column, a storage groove, a positioning assembly, a storage assembly and a handle, wherein the connecting rod is fixedly connected to the central position of the top end of the lower connecting frame, the top end of the connecting rod is sleeved in the sleeve groove, the sleeve groove is formed in the sleeve rod, and the sleeve rod is fixedly connected to the central position of the bottom end of the upper connecting frame; the portable mechanism has the function of reducing the space occupied by the easel so as to facilitate carrying the easel.
Description
Technical Field
The utility model relates to the field of easels, in particular to a portable easel for art teaching.
Background
The easel is a special type of easel and is specially used for showing the painting.
The existing easel is of a pure wood structure, and through the use of the wooden easel, the easel and the easel can be coordinated more, and meanwhile, the wooden easel is stable and difficult to damage.
Most of the existing easels are inconvenient to carry, when painting staff carry the easels, occupied space is large, the painting staff can possibly not leave hands to carry painting materials and other objects, and practicality and usability are low; therefore, a portable easel for art teaching is proposed to solve the above problems.
Disclosure of Invention
In order to make up the defects of the prior art, the prior easel is mostly inconvenient to carry, and the utility model provides a portable easel for art teaching.
The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a portable easel for art teaching, which comprises supporting legs, a lower connecting frame, an upper connecting frame and a main baffle rod; the portable device comprises two groups of supporting legs, a lower connecting frame is arranged between the two groups of supporting legs, main baffle rods are arranged at the top ends of the supporting legs, upper connecting frames are fixedly connected to the top ends of the inner sides of the two groups of main baffle rods, and a portable mechanism is arranged at the top ends of the lower connecting frames;
the portable mechanism comprises a connecting rod, a sleeve groove, a sleeve rod, a reset spring, an extension column, a storage groove, a positioning component, a storage component and an adapting component, wherein the connecting rod is fixedly connected to the center position of the top end of a lower connecting frame, the top end of the connecting rod is sleeved inside the sleeve groove, the sleeve groove is formed in the sleeve rod, the sleeve rod is fixedly connected to the center position of the bottom end of the adapting component, the reset spring is arranged inside the sleeve groove, the extension column is fixedly connected to the top end of a supporting leg, the extension column is inserted into the storage groove, the storage groove is formed in the bottom end of a main gear rod, the positioning component is arranged on one side of the top end of the extension column, the storage component is arranged on the top end of the main gear rod, the adapting component is arranged between two groups of upper connecting frames, and the portable mechanism is used for reducing the occupied space of the easel so as to conveniently carry the easel.
Preferably, the top fixed connection of reset spring is in the inside of cover groove, reset spring's bottom fixed connection is on the top of connecting rod, plays the effect that makes the connecting rod automatic normal position that resumes through reset spring's restoring force.
Preferably, the locating component comprises a locating cavity, a locating spring, a locating block, a sliding block and a sliding groove, wherein the locating cavity is formed in one side of the top end of the extension column, the locating spring is arranged in the locating cavity, one side of the locating block is sleeved in the locating cavity, the other side of the locating block is clamped with the main gear rod, the bottom end of the locating block, which is close to one side of the locating spring, is fixedly connected with the sliding block, the sliding block is slidably connected in the sliding groove, the sliding groove is formed in the bottom end of the inside of the locating cavity, and the effect of fixing the position of the main gear rod is achieved through the locating component.
Preferably, the storage assembly comprises a storage cavity, a compression spring, an auxiliary gear rod and a bolt, wherein the storage cavity is formed in the top end of the main gear rod, the compression spring is arranged in the storage cavity, the auxiliary gear rod is sleeved in the storage cavity, the bolt is in threaded connection with one side of the top end of the auxiliary gear rod, the auxiliary gear rod is stored through the storage assembly, and the space occupied by the whole easel is further reduced.
Preferably, the adaptation subassembly includes the movable rod, go up the link and keep away from one side fixedly connected with movable rod of main shelves pole, and the movable rod inserts the inside of establishing at the adaptation groove, the inside at the fixing base is seted up to the adaptation groove, the fixing base sets up between two sets of upper links, and the bottom of fixing base and the top fixed connection of loop bar, one side fixedly connected with movable block of going up the link is close to the fixing base bottom, and movable block sliding connection is in the inside of movable groove, the bottom at the movable rod is seted up to the movable groove, the fixed block has been seted up to one side that the movable rod top is close to the adaptation groove, and fixed block and constant head tank block, the constant head tank is glued on the top of fixing base inner wall, and the constant head tank is the rubber material.
Preferably, the top of supporting leg is provided with disassembly body, disassembly body includes mounting groove, callus on the sole, cup joints groove, joint piece, joint groove, slot and inserted block, the bottom at the supporting leg is seted up to the mounting groove, the inside at the mounting groove is inserted on the top of callus on the sole, cup joints the groove and sets up the central point department at the callus on the sole top, cup joints piece fixed connection in the inside central point department of mounting groove, and cup joints the piece and insert the inside of establishing at the cup joints groove, joint piece fixed connection is in the both sides of joint piece, and joint piece and joint groove block, the both sides at cup joints the inslot portion are seted up to the joint groove, the both sides at the callus on the sole top are seted up to the slot, and the inserted block inserts the inside of establishing at the slot, and conveniently change the callus on the sole through disassembly body, prevent to lead to the easel to producing the slope because of the callus on the sole damages after long-time use.
Preferably, the inside fixedly connected with fixture block of slot, and fixture block and inserted block, the fixture block is the rubber material, plays the effect of carrying out auxiliary fixation to the callus on the sole through fixture block and inserted block complex effect.
The utility model has the advantages that:
1. according to the portable easel, the function of reducing the space occupied by the easel when the easel is to be carried is achieved through the structural design of the portable mechanism, when the easel is to be carried, the auxiliary baffle rod is pressed downwards firstly, then the upper connecting frame is pressed downwards to drive the main baffle rod to move downwards, the space occupied by the easel can be compressed to a large extent, then the easel can be carried easily through the handle arranged at the top end of the adapting assembly, the problem that most of the existing easels are inconvenient to carry is solved, and the easel is convenient to carry;
2. according to the utility model, through the structural design of the dismounting mechanism, the function of conveniently replacing the foot pad of the easel is realized, when the foot pad is to be dismounted, the foot pad is directly pulled to one end far away from the supporting leg, and when the foot pad is to be mounted, the foot pad is reversely operated, so that the problem that the foot pad of the traditional easel is not convenient to replace in most cases is solved, and the situation that the easel is inclined due to the damage of the foot pad of the easel after long-time use is prevented.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic cross-sectional elevation view of a first embodiment;
FIG. 2 is an enlarged schematic view of the structure A in FIG. 1 according to the first embodiment;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1B according to the first embodiment;
FIG. 4 is an enlarged schematic view of the structure of FIG. 1C according to the first embodiment;
FIG. 5 is an enlarged schematic view of the structure of FIG. 1D according to the first embodiment;
FIG. 6 is a schematic partial perspective view of the first embodiment;
fig. 7 is a schematic view of a partial front section of the second embodiment.
In the figure: 1. support legs; 2. a lower connecting frame; 3. an upper connecting frame; 31. a movable rod; 32. an adaptation groove; 33. a fixing seat; 34. a movable block; 35. a movable groove; 36. a fixed block; 37. a positioning groove; 41. a connecting rod; 42. a sleeve groove; 43. a loop bar; 44. a return spring; 45. extending the column; 46. a storage groove; 47. a positioning cavity; 48. a positioning spring; 49. a positioning block; 410. a slide block; 411. a chute; 412. a storage chamber; 413. a compression spring; 414. an auxiliary gear lever; 415. a bolt; 417. a moving block; 418. a moving groove; 5. a main gear lever; 61. a mounting groove; 62. foot pads; 63. a socket groove; 64. a sleeve joint block; 65. a clamping block; 66. a clamping groove; 67. a slot; 68. inserting blocks; 69. and (5) clamping blocks.
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.
Example 1
Referring to fig. 1 to 6, a portable easel for art teaching comprises a supporting leg 1, a lower connecting frame 2, an upper connecting frame 3 and a main stop lever 5; the portable multifunctional support comprises two groups of support legs 1, a lower connecting frame 2 is arranged between the two groups of support legs 1, main baffle rods 5 are arranged at the top ends of the support legs 1, upper connecting frames 3 are fixedly connected to the top ends of the inner sides of the two groups of main baffle rods 5, and a portable mechanism is arranged at the top ends of the lower connecting frames 2;
the portable mechanism comprises a connecting rod 41, a sleeve groove 42, a sleeve rod 43, a return spring 44, an extension column 45, a storage groove 46, a positioning component, a storage component and an adapting component, wherein the connecting rod 41 is fixedly connected to the central position of the top end of the lower connecting frame 2, the top end of the connecting rod 41 is sleeved in the sleeve groove 42, the sleeve groove 42 is formed in the sleeve rod 43, the sleeve rod 43 is fixedly connected to the central position of the bottom end of the adapting component, the return spring 44 is arranged in the sleeve groove 42, the extension column 45 is fixedly connected to the top end of the supporting leg 1, the extension column 45 is inserted into the storage groove 46, the storage groove 46 is formed in the bottom end of the main gear lever 5, the positioning component is arranged on one side of the top end of the extension column 45, the storage component is arranged on the top end of the main gear lever 5, and the adapting component is arranged between two groups of upper connecting frames 3;
during operation, the existing easel is inconvenient to carry, and when the upper connecting frame 3 is pressed downwards, the upper connecting frame 3 synchronously drives the loop bar 43 to move, so that the connecting rod 41 enters the interior of the loop groove 42 to extrude the reset spring 44, the reset spring 44 generates elastic deformation, the whole length of the easel is shortened, and the easel is convenient to carry.
The top end of the return spring 44 is fixedly connected inside the sleeve groove 42, and the bottom end of the return spring 44 is fixedly connected to the top end of the connecting rod 41;
in operation, the restoring force of the return spring 44 has the effect of automatically restoring the connecting rod 41 to the original position.
The positioning assembly comprises a positioning cavity 47, a positioning spring 48, a positioning block 49, a sliding block 410 and a sliding groove 411, wherein the positioning cavity 47 is formed in one side of the top end of the extension column 45, the positioning spring 48 is arranged in the positioning cavity 47, one side of the positioning block 49 is sleeved in the positioning cavity 47, the other side of the positioning block 49 is clamped with the main baffle rod 5, the sliding block 410 is fixedly connected with the bottom end of the positioning block 49, which is close to one side of the positioning spring 48, and the sliding block 410 is slidably connected in the sliding groove 411, and the sliding groove 411 is formed in the bottom end of the positioning cavity 47;
when the drawing frame is to be carried, the upper connecting frame 3 is pressed downwards, the upper connecting frame 3 drives the two groups of main baffle rods 5 to move towards the supporting legs 1, the main baffle rods 5 extrude the positioning blocks 49, the positioning blocks 49 move towards the inside of the positioning cavities 47 when being extruded under the action of cambered surfaces formed on the positioning blocks 49, the positioning springs 48 extrude to elastically deform the positioning springs 48, at the moment, the positioning blocks 49 are released from being clamped with the main baffle rods 5, the limiting effect of the main baffle rods 5 is released, the positioning blocks 49 drive the sliding blocks 410 to synchronously slide in the sliding grooves 411 when moving, the moving distance of the positioning blocks 49 is limited through the combined action of the sliding blocks 410 and the sliding grooves 411, the positioning blocks 49 are prevented from falling out of the positioning cavities 47, and after the main baffle rods 5 move downwards to the limit, the positioning blocks 49 disappear, at the moment, the positioning blocks 49 recover to be in situ under the action of the reducing force of the positioning springs 48 and are re-clamped with the main baffle rods 5, and the limiting effect of the main baffle rods 5 is achieved.
The accommodating assembly comprises an accommodating cavity 412, a compression spring 413, an auxiliary baffle rod 414 and a bolt 415, wherein the accommodating cavity 412 is formed at the top end of the main baffle rod 5, the compression spring 413 is arranged in the accommodating cavity 412, the auxiliary baffle rod 414 is sleeved in the accommodating cavity 412, and the bolt 415 is in threaded connection with one side of the top end of the auxiliary baffle rod 414;
during operation, after pressing down the upper connecting frame 3, pressing down the auxiliary baffle rod 414 again, making the auxiliary baffle rod 414 move towards the inside of the storage cavity 412, and making the storage cavity 412 extrude the compression spring 413, after pressing down the auxiliary baffle rod 414 to the limit, aligning and tightening the bolt 415 with the hole on the outer side of the main baffle rod 5, and fixing the auxiliary baffle rod 414, thereby further reducing the length and volume of the easel, facilitating carrying the easel, and finally carrying the easel conveniently through the handle 416.
The adapting assembly comprises a movable rod 31, one side of the upper connecting frame 3 far away from the main gear rod 5 is fixedly connected with the movable rod 31, the movable rod 31 is inserted into the adapting groove 32, the adapting groove 32 is formed in the fixing seat 33, the fixing seat 33 is arranged between the two groups of upper connecting frames 3, the bottom end of the fixing seat 33 is fixedly connected with the top end of the loop bar 43, one side of the bottom end of the fixing seat 33 close to the upper connecting frame 3 is fixedly connected with a movable block 34, the movable block 34 is slidably connected in the movable groove 35, the movable groove 35 is formed in the bottom end of the movable rod 31, one side of the top end of the movable rod 31 close to the adapting groove 32 is provided with a fixed block 36, the fixed block 36 is clamped with a positioning groove 37, the positioning groove 37 is glued at the top end of the inner wall of the fixing seat 33, and the positioning groove 37 is made of rubber;
when the movable rod 31 is pressed downwards, the length of the lower connecting frame 2 is larger than the length of the combination of the adapting component and the upper connecting frame 3, so that the two groups of main baffle rods 5 drive the movable rod 31 to move through the two groups of upper connecting frames 3, the inner wall of the fixed block 36 arranged at the top end of the movable rod 31 extrudes the positioning groove 37 made of rubber materials, the elastic deformation of the positioning groove 37 is relieved, the clamping effect of the positioning groove 37 and the fixed block 36 is synchronously relieved, the movable rod 31 is synchronously relieved, at the moment, the movable rod 31 moves away from the adapting groove 32 under the action of the tensile force of the main baffle rods 5, the effect of matching the length of the lower connecting frame is achieved, the movable block 34 fixedly connected to the inner wall of the adapting groove 32 slides synchronously inside the movable groove 35 when the movable rod 31 moves inside the adapting groove 32, the effect of limiting the moving distance of the movable rod 31 is achieved through the combined action of the movable block 34 and the movable groove 35, and the movable rod 31 is prevented from being excessively moved from falling out of the adapting groove 32.
The top of supporting leg 1 is provided with the detaching mechanism, detaching mechanism includes mounting groove 61, callus on the sole 62, cup joint groove 63, cup joint piece 64, joint piece 65, joint groove 66, slot 67 and insert piece 68, mounting groove 61 is seted up in the bottom of supporting leg 1, the top of callus on the sole 62 is inserted in the inside of mounting groove 61, cup joint groove 63 is seted up in the central point department on callus on the sole 62 top, cup joint piece 64 fixed connection is in the inside central point department of mounting groove 61, and the joint piece 64 inserts in the inside of cup joint groove 63, joint piece 65 fixed connection is in the both sides of cup joint piece 64, and joint piece 65 and joint groove 66 block, joint groove 66 is seted up in the inside both sides of cup joint groove 63, slot 67 is seted up in the both sides on callus on the top of callus on the sole 62, insert piece 68 fixed connection is in the inside both sides of mounting groove 61, and insert piece 68 inserts in the inside of slot 67.
During operation, when dismantling the callus on the sole 62, at first will take the callus on the sole 62 to keeping away from the one end of supporting leg 1, move the callus on the sole 62 under the effect of tensile force to make joint groove 66 produce the extrusion to the joint piece 65 that adopts the rubber material, make joint piece 65 produce elastic deformation, joint piece 65 releases the block with joint groove 66 this moment, so far to the spacing effect release of callus on the sole 62, can take off the callus on the sole 62, when want to install the callus on the sole 62 reverse operation can.
A clamping block 69 is fixedly connected to the inside of the slot 67, the clamping block 69 is clamped with the inserting block 68, and the clamping block 69 is made of rubber;
during operation, the effect of assisting in fixing the foot pad 62 is achieved through the cooperation of the clamping blocks 69 and the inserting blocks 68, and when the foot pad 62 moves, the inserting blocks 68 synchronously squeeze the clamping blocks 69, so that the clamping blocks 69 elastically deform, and the limiting of the inserting blocks 68 is relieved.
Example two
Referring to fig. 7, in a first comparative example, as another embodiment of the present utility model, a moving block 417 is fixedly connected to the top end of the inside of the accommodating cavity 412, and the moving block 417 is slidably connected to the inside of a moving slot 418, and the moving slot 418 is opened at one side of the auxiliary lever 414; during operation, the moving block 417 slides in the moving groove 418 along with the movement of the auxiliary gear lever 414, the friction effect between the moving block 417 and the inner wall of the storage cavity 412 is reduced through the combined action of the moving block 417 and the moving groove 418, the auxiliary gear lever 414 is prevented from being blocked due to overlarge friction during the movement, and meanwhile, the moving distance of the auxiliary gear lever 414 is limited through the combined action of the moving block 417 and the moving groove 418, and the auxiliary gear lever 414 is prevented from being excessively moved under the action of the restoring force of the compression spring 413 and being separated from the storage cavity 412.
Working principle: when an easel is to be carried, the upper connecting frame 3 is pressed downwards, the upper connecting frame 3 drives the two groups of main baffle rods 5 to move towards the supporting legs 1, the main baffle rods 5 extrude the positioning blocks 49, the positioning blocks 49 move towards the inside of the positioning cavities 47 when being extruded under the action of cambered surfaces formed on the positioning blocks 49, the positioning springs 48 extrude to enable the positioning springs 48 to generate elastic deformation, at the moment, the positioning blocks 49 are released from being clamped with the main baffle rods 5, the limiting effect of the main baffle rods 5 is released, the positioning blocks 49 drive the sliding blocks 410 to synchronously slide in the sliding grooves 411 when moving, the moving distance of the positioning blocks 49 is limited through the combined action of the sliding blocks 410 and the sliding grooves 411, the positioning blocks 49 are prevented from falling out of the positioning cavities 47, and after the main baffle rods 5 move downwards to the limit, the extrusion force of the main baffle rods 5 to the positioning blocks 49 disappears, and the positioning blocks 49 recover to be in situ under the reducing effect of the positioning springs 48 and are re-clamped with the main baffle rods 5, so that the limiting effect of the main baffle rods 5 is achieved;
when the upper connecting frame 3 is pressed downwards, the upper connecting frame 3 synchronously drives the loop bar 43 to move, so that the connecting rod 41 enters the interior of the loop groove 42 to extrude the return spring 44, the return spring 44 elastically deforms, the whole length of the easel is shortened, and the easel is convenient to carry;
after pressing down the upper connecting frame 3, pressing down the auxiliary baffle rod 414 again, making the auxiliary baffle rod 414 move towards the inside of the storage cavity 412, and making the storage cavity 412 extrude the compression spring 413, after pressing down the auxiliary baffle rod 414 to the limit, aligning the bolt 415 with the hole on the outer side of the main baffle rod 5 and screwing down the bolt 415 to fix the auxiliary baffle rod 414, thereby further reducing the length and volume of the easel and bringing convenience for carrying the easel, and finally carrying the easel conveniently by the handle fixedly connected with the top end of the fixing seat 33.
When the upper connecting frame 3 is pressed downwards, the length of the lower connecting frame 2 is larger than the combined length of the adapting component and the upper connecting frame 3, so that the two groups of main baffle rods 5 drive the movable rods 31 to move through the two groups of upper connecting frames 3, the inner walls of the fixed blocks 36 arranged at the top ends of the movable rods 31 squeeze the positioning grooves 37 made of rubber materials, the elastic deformation of the positioning grooves 37 is relieved, the clamping effect between the positioning grooves 37 and the fixed blocks 36 is relieved synchronously, the limiting effect on the movable rods 31 is relieved synchronously, at the moment, the movable rods 31 move away from the adapting grooves 32 under the action of the tensile force of the main baffle rods 5, the effect of matching the length of the lower connecting frame is achieved, the movable blocks 34 fixedly connected to the inner walls of the adapting grooves 32 slide synchronously in the inner parts of the movable grooves 35 when the movable rods 31 move in the adapting grooves 32, the effect of limiting the moving distance of the movable rods 31 is achieved through the combined action of the movable blocks 34 and the movable grooves 35, and the movable rods 31 are prevented from falling out of the adapting grooves 32 from the inner parts of the adapting grooves 32 due to excessive movement.
When the foot pad 62 is to be disassembled, the foot pad 62 is pulled towards one end far away from the supporting leg 1, the foot pad 62 moves under the action of the pulling force, the clamping groove 66 extrudes the clamping block 65 made of rubber materials, the clamping block 65 is elastically deformed, at the moment, the clamping block 65 is released from being clamped with the clamping groove 66, the limiting effect on the foot pad 62 is released, when the foot pad 62 moves, the clamping block 69 is synchronously extruded by the inserting block 68, the clamping block 69 is elastically deformed, the limiting effect on the inserting block 68 is released by the clamping block 69, so that the limiting effect on the foot pad 62 is released, the foot pad 62 can be taken down, and when the foot pad 62 is to be assembled, the foot pad 62 is reversely operated.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (7)
1. A be used for fine arts teaching with portable easel, its characterized in that: comprises supporting legs (1), a lower connecting frame (2), an upper connecting frame (3) and a main stop lever (5); the portable multifunctional support comprises two groups of support legs (1), wherein a lower connecting frame (2) is arranged between the two groups of support legs (1), main baffle rods (5) are arranged at the top ends of the support legs (1), upper connecting frames (3) are fixedly connected to the top ends of the inner sides of the two groups of main baffle rods (5), and a portable mechanism is arranged at the top ends of the lower connecting frames (2);
the portable mechanism comprises a connecting rod (41), a sleeve groove (42), a sleeve rod (43), a reset spring (44), an extension column (45), a storage groove (46), a positioning component, a storage component and an adapting component, wherein the connecting rod (41) is fixedly connected to the center position of the top end of a lower connecting frame (2), the top end of the connecting rod (41) is sleeved in the sleeve groove (42), the sleeve groove (42) is formed in the sleeve rod (43), the sleeve rod (43) is fixedly connected to the center position of the bottom end of the adapting component, the reset spring (44) is arranged in the sleeve groove (42), the extension column (45) is fixedly connected to the top end of a supporting leg (1), the extension column (45) is inserted into the storage groove (46), the storage groove (46) is formed in the bottom end of a main stop rod (5), the positioning component is arranged on one side of the top end of the extension column (45), and the storage component is arranged on the top end of the main stop rod (5), and the adapting component is arranged between two groups of connecting frames (3).
2. A portable easel for art teaching according to claim 1, characterized in that: the top of the return spring (44) is fixedly connected inside the sleeve groove (42), and the bottom of the return spring (44) is fixedly connected to the top of the connecting rod (41).
3. A portable easel for art teaching according to claim 2, characterized in that: the positioning assembly comprises a positioning cavity (47), a positioning spring (48), a positioning block (49), a sliding block (410) and a sliding groove (411), wherein the positioning cavity (47) is formed in one side of the top end of the extending column (45), the positioning spring (48) is arranged in the positioning cavity (47), one side of the positioning block (49) is sleeved in the positioning cavity (47), the other side of the positioning block (49) is clamped with a main baffle rod (5), the bottom end of the positioning block (49) close to one side of the positioning spring (48) is fixedly connected with the sliding block (410), the sliding block (410) is slidably connected in the sliding groove (411), and the sliding groove (411) is formed in the bottom end of the positioning cavity (47).
4. A portable easel for art teaching according to claim 3, characterized in that: the storage assembly comprises a storage cavity (412), a compression spring (413), an auxiliary gear rod (414) and a bolt (415), wherein the storage cavity (412) is formed in the top end of the main gear rod (5), the compression spring (413) is arranged in the storage cavity (412), the auxiliary gear rod (414) is sleeved in the storage cavity (412), and the bolt (415) is in threaded connection with one side of the top end of the auxiliary gear rod (414).
5. A portable easel for art teaching according to claim 4 and characterized in that: the adaptation subassembly includes movable rod (31), one side fixedly connected with movable rod (31) of main shelves pole (5) are kept away from to last link (3), and movable rod (31) are inserted and are established in the inside of adaptation groove (32), the inside at fixing base (33) is seted up in adaptation groove (32), fixing base (33) set up between link (3) on two sets of, and the top fixed connection of fixing base (33) bottom and loop bar (43), one side fixedly connected with movable block (34) of link (3) are close to fixing base (33) bottom, and movable block (34) sliding connection is in the inside of movable groove (35), the bottom at movable rod (31) is seted up in movable groove (35), one side that movable rod (31) top is close to adaptation groove (32) has seted up fixed block (36), and fixed block (36) and constant head tank (37) block, constant head tank (37) are glued on the top of fixing base (33) inner wall, and constant head tank (37) are the rubber material.
6. A portable easel for art teaching according to claim 5 and characterized in that: the utility model provides a support leg (1) top is provided with disassembly body, disassembly body includes mounting groove (61), callus on the sole (62), cup joints groove (63), cup joints piece (64), joint piece (65), joint groove (66), slot (67) and inserted block (68), the bottom at support leg (1) is seted up in mounting groove (61), the central point department on callus on the sole (62) top is seted up in cup joint groove (63), the inside central point department of mounting groove (61) is located to cup joint piece (64) fixed connection, and cup joints piece (64) and insert the inside of establishing in cup joint groove (63), joint piece (65) fixed connection is in the both sides of cup joint piece (64), and joint piece (65) and joint groove (66) block, joint groove (66) are seted up in the both sides of cup joint groove (63) inside, slot (67) are seted up in the both sides on callus on the sole (62) top, inserted block (68) fixed connection is at the inside of inserting groove (67).
7. The portable easel for art teaching of claim 6 wherein: the inside fixedly connected with fixture block (69) of slot (67), and fixture block (69) and inserted block (68) block, fixture block (69) are rubber material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202221648244.7U CN219515633U (en) | 2022-06-28 | 2022-06-28 | Be used for fine arts teaching to use portable easel |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202221648244.7U CN219515633U (en) | 2022-06-28 | 2022-06-28 | Be used for fine arts teaching to use portable easel |
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CN219515633U true CN219515633U (en) | 2023-08-15 |
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CN202221648244.7U Active CN219515633U (en) | 2022-06-28 | 2022-06-28 | Be used for fine arts teaching to use portable easel |
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