Folding easel with stable structure

Abstract

The utility model relates to the technical field of easel, and provides a folding easel with a stable structure, which comprises a main plate, first connectors are fixedly mounted on two sides of the bottom of the main plate, first threaded sleeves are movably embedded in the two first connectors, and first supporting screws are embedded in the two first threaded sleeves in a threaded manner; the first supporting screw rod and the second supporting screw rod are rotated to rotate in the first threaded sleeve and the second threaded sleeve, the heights of the first supporting screw rod and the second supporting screw rod are adjusted according to requirements, anti-skid pads are fixedly installed at the bottoms of the first supporting screw rod and the second supporting screw rod, friction force is better improved, and the stability of the easel body is also improved; two second limiting pins are embedded into second limiting holes through second springs, the two first threaded sleeves are limited, the stability of the first threaded sleeves is improved, third limiting pins are embedded into third limiting holes, the second threaded sleeves can be limited, and the second threaded sleeves and the two first threaded sleeves form a stable triangle.

Description

Technical Field

[0001] This utility model relates to the field of easel technology, and in particular to a folding easel with a stable structure. Background Technology

[0002] An easel is a tool used by artists to support and display their artwork, and it is widely used in artistic creation activities such as painting, sketching, and calligraphy. It not only provides artists with a stable working platform, but also allows for adjustments to the angle and height as needed, facilitating observation and manipulation during the creative process.

[0003] However, in the existing technology, most easels are of fixed size, which makes it inconvenient to adjust the height of the easel according to needs. Larger easels are also inconvenient to carry, thus reducing the usability of the easel. When the painting board or frame is placed on the easel, the limiting mechanism of the easel is not perfect, which makes it difficult to limit the painting board. The easel is easy to shake when painting, which affects the painting effect and also makes the painting board easy to fall and be damaged. Utility Model Content

[0004] The purpose of this invention is to solve the problems in the existing technology where most easels are of fixed size, making it inconvenient to adjust the height according to needs. Larger easels are also inconvenient to carry, thus reducing the usability of the easel. Furthermore, when a painting board or frame is placed on the easel, the limiting mechanism is not perfect, making it difficult to limit the painting board. The easel is prone to shaking during painting, which affects the painting effect and can also cause the painting board to fall and be damaged.

[0005] To achieve the above objectives, this utility model adopts the following technical solution: a folding easel with a stable structure, comprising: a main board, wherein connector 1 is fixedly installed on both sides of the bottom of the main board, and threaded sleeve 1 is movably embedded inside each of the two connector 1s, and a support screw 1 is threadedly embedded inside each of the two threaded sleeve 1s; and further comprising:

[0006] A limiting hole is provided on one side of one of the threaded sleeves;

[0007] A connecting plate is fixedly installed on one side of another threaded sleeve. A limiting pin is movably embedded on one side of the connecting plate. A spring is fixedly connected to the outer surface of the limiting pin, and the other end of the spring is fixedly connected to the outer surface of the connecting plate.

[0008] Two inclined plates are fixedly installed on one side of the main board. The two inclined plates are symmetrical to each other. A limiting pin 2 is movably embedded on one side of each of the two inclined plates. A spring 2 is fixedly connected to the outer surface of each of the two limiting pins 2. The other end of each of the two springs 2 is fixedly connected to the outer surface of the inclined plate.

[0009] Two limiting holes two are arranged on one side of the threaded sleeve two close to the limiting pin two.

[0010] Preferably, a connector two is fixedly installed at the center of the side of the main plate close to the inclined plate, a threaded sleeve two is movably embedded in the connector two, a supporting screw two is threadedly embedded in the threaded sleeve two, and an anti-skid pad is fixedly installed at one end of the supporting screw two and the supporting screw one.

[0011] The technical effect of the above further scheme is that the height of the supporting screw one and the supporting screw two can be adjusted according to the requirement, the anti-skid pad better improves the friction, and the stability of the easel main body is improved.

[0012] Preferably, an L-shaped plate is fixedly installed on the outer surface of the connector two, a limiting pin three is movably embedded on one side of the L-shaped plate, a spring three is fixedly connected to the outer surface of the limiting pin three, the other end of the spring three is fixedly connected to the outer surface of the L-shaped plate, and a limiting hole three is arranged on the outer surface of the threaded sleeve two close to the limiting pin three.

[0013] The technical effect of the above further scheme is that the limiting pin three embedded in the limiting hole three can limit the threaded sleeve two, and the stability is improved.

[0014] Preferably, threaded grooves are arranged on both sides of the main plate, and adjusting screws are threadedly installed in the threaded grooves.

[0015] The technical effect of the above further scheme is that the two adjusting screws can drive the clamping plate to be adjusted according to the size of the drawing board.

[0016] Preferably, threaded holes are arranged at the opposite ends of the two adjusting screws, and fixing bolts are threadedly installed in the threaded holes.

[0017] The technical effect of the above further scheme is that the fixing bolts threadedly embedded in the threaded holes can fix and limit the clamping plate.

[0018] Preferably, the outer surfaces of the two fixing bolts are movably sleeved with annular rings, and the outer surfaces of the two annular rings are fixedly installed with clamping plates.

[0019] The technical effect of the above further scheme is that the clamping plate is movably sleeved on the outer surfaces of the fixing bolts through the annular rings, and can be adjusted in angle and then limited by the fixing bolts.

[0020] Preferably, a supporting plate is fixedly installed on one side of the main plate, a rectangular plate is fixedly installed at the center of the outer surface of the top of the main plate, and a rectangular groove is arranged on the outer surface of the rectangular plate.

[0021] The technical effect of the further scheme is that the rectangular plate can support the drawing board and improve the stability of the drawing board.

[0022] Preferably, the inner part of the rectangular groove is fixedly embedded with a sliding rod, the outer surface of the sliding rod is movably sleeved with a clamping plate, the clamping plate is movably embedded in the inner part of the rectangular groove, the bottom of the clamping plate is fixedly connected with a return spring, and the other end of the return spring is fixedly connected to the bottom end in the inner part of the rectangular groove.

[0023] The technical effect of the further scheme is that the return spring can drive the clamping plate to adjust according to the size of the drawing board, and then clamp and position the drawing board, and the sliding rod can improve the stability of the clamping plate.

[0024] Compared with the prior art, the utility model has the advantages and positive effects that,

[0025] 1. In the utility model, the rotating support screw one and the support screw two rotate in the inner part of the threaded sleeve one and the threaded sleeve two, the height of the support screw one and the support screw two is adjusted according to requirements, the bottom of the support screw one and the support screw two is fixedly installed with the antiskid pad, the friction force is better improved, and the stability of the easel main body is also improved, the two limiting pins two are embedded in the inner part of the limiting hole two through the spring two, the two threaded sleeve one is limited, the stability is improved, the limiting pin three is embedded in the inner part of the limiting hole three, then the threaded sleeve two can be limited, the threaded sleeve two and the two threaded sleeve one form stable triangle.

[0026] 2. In the utility model, the two adjusting screws can be adjusted according to the size of the drawing board, then the angle of the clamping plate is adjusted through the fixed bolt, the clamping plate is parallel to the support plate, the two clamping plates are movably sleeved on the outer surface of the fixed bolt, so that the clamping plate is adjusted after the adjusting screw is adjusted, the clamping plate is movably sleeved on the outer surface of the sliding rod, is adjusted up and down in the inner part of the rectangular groove according to the size of the sliding plate, the clamping plate is clamped to the drawing board by the return spring, and the stability of the drawing board is better improved, when folding, the two threaded sleeve one is relatively rotated, the limiting pin one is embedded in the inner part of the limiting hole one, the two threaded sleeve one is connected, and the adjusting screw is stored in the inner part of the threaded groove. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 A structure diagram of the folding easel with the stable structure is provided for the utility model;

[0028] Figure 2 A side view structure diagram of the folding easel with the stable structure is provided for the utility model;

[0029] Figure 3 A partial explosion structure diagram of the folding easel with the stable structure is provided for the utility model;

[0030] Figure 4 The utility model provides a folding easel with stable structure Figure 2 The enlarged structure schematic diagram is shown at A in the figure.

[0031] Legend:

[0032] 1, mainboard, 101, thread groove, 102, adjusting screw rod, 103, clamping plate, 104, fixed bolt, 105, connector one, 106, thread sleeve one, 107, support screw one, 108, antiskid pad, 109, limiting hole one, 110, connecting plate, 111, limiting pin one, 112, spring one, 113, thread sleeve two,

[0033] 114, support screw two, 115, rectangular plate, 116, rectangular groove, 117, clamping plate, 118, support plate,

[0034] 119, connector two, 120, L-shaped plate, 121, limiting pin three, 122, spring three, 123, limiting hole three, 124, inclined plate, 125, sliding rod, 126, return spring, 127, thread hole, 128, circular ring, 129, limiting pin two, 130, spring two, 131, limiting hole two. DETAILED DESCRIPTION

[0035] In order to more clearly understand the above purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the drawings and examples.It should be explained that, in the case of no conflict, the embodiment of the application and the features in the example can be combined mutually.

[0036] In the following description, a lot of specific details are set forth in order to fully understand the utility model, but the utility model can also be implemented in other ways different from the description herein, therefore, the utility model is not limited to the specific embodiment disclosed in the following disclosure.

[0037] Example 1, as Figures 1-4The utility model provides a folding easel with stable structure, include: mainboard 1, the bottom both sides of mainboard 1 are fixedly installed with connector one 105, the inside of two connector one 105 is movably inserted with threaded sleeve one 106, the inside of two threaded sleeve one 106 is threadedly inserted with support screw one 107, still include: limit hole one 109, set up in one side of one threaded sleeve one 106, connecting plate 110 is fixedly installed in one side of another threaded sleeve one 106, one side of connecting plate 110 is movably inserted with limit pin one 111, the outer surface of limit pin one 111 is fixedly connected with spring one 112, and the other end of spring one 112 is fixedly connected on the outer surface of connecting plate 110, two inclined plate 124 are all fixedly installed on one side of mainboard 1, and two inclined plate 124 are opposite symmetry, and one side of two inclined plate 124 is movably inserted with limit pin two 129, and the outer surface of two limit pin two 129 is fixedly connected with spring two 130, and the other end of two spring two 130 is all fixedly connected on the outer surface of inclined plate 124, two limit hole two 131 are all set up in one side of two threaded sleeve one 106 close to limit pin two 129, the center of one side of mainboard 1 close to inclined plate 124 is fixedly installed with connector two 119, and the inside of connector two 119 is movably inserted with threaded sleeve two 113, and the inside of threaded sleeve two 113 is threadedly inserted with support screw two 114, and one end of support screw two 114 and support screw one 107 is all fixedly installed with antiskid pad 108, and the outer surface of connector two 119 is fixedly installed with L-shaped plate 120, and one side of L-shaped plate 120 is movably inserted with limit pin three 121, and the outer surface of limit pin three 121 is fixedly connected with spring three 122, and the other end of spring three 122 is fixedly connected on the outer surface of L-shaped plate 120, and the outer surface of threaded sleeve two 113 close to limit pin three 121 is set up with limit hole three 123.

[0038] In the embodiment, the rotating support screw one 107 and the support screw two 114 rotate in the threaded sleeve one 106 and the threaded sleeve two 113, and the height of the support screw one 107 and the support screw two 114 is adjusted according to the requirement, the antiskid pad 108 is fixedly installed at the bottom of the support screw one 107 and the support screw two 114, the friction is better improved, and the stability of the easel main body is improved, the two limit pin two 129 are embedded in the limit hole two 131 by the spring two 130, the two threaded sleeve one 106 are limited, and the stability is improved, the limit pin three 121 is embedded in the limit hole three 123, the threaded sleeve two 113 is limited, and the threaded sleeve two 113 and the two threaded sleeve one 106 form a stable triangle.

[0039] Embodiment 2, as Figures 1-4As shown, the two sides of the main plate 1 are provided with threaded grooves 101, and the two threaded grooves 101 are internally and threadedly installed with adjusting screws 102; the opposite ends of the two adjusting screws 102 are provided with threaded holes 127, and the two threaded holes 127 are internally and threadedly installed with fixed bolts 104; the outer surfaces of the two fixed bolts 104 are movably sleeved with annular rings 128, and the outer surfaces of the two annular rings 128 are fixedly installed with clamping plates 103; one side of the main plate 1 is fixedly installed with a supporting plate 118, the center of the outer surface of the top of the main plate 1 is fixedly installed with a rectangular plate 115, and the outer surface of the rectangular plate 115 is provided with a rectangular groove 116; the inside of the rectangular groove 116 is fixedly embedded with a sliding rod 125, the outer surface of the sliding rod 125 is movably sleeved with a clamping plate 117, the clamping plate 117 is movably embedded in the inside of the rectangular groove 116, the bottom of the clamping plate 117 is fixedly connected with a return spring 126, and the other end of the return spring 126 is fixedly connected with the bottom end in the inside of the rectangular groove 116.

[0040] In the embodiment, the two adjusting screws 102 are rotated to adjust the size of the drawing board, and then the angle of the clamping plate 103 is adjusted by the fixed bolt 104, so that the clamping plate 103 is parallel to the supporting plate 118, the two clamping plates 103 are movably sleeved on the outer surface of the fixed bolt 104 through the annular ring 128, so that the clamping plate 103 is adjusted after the adjusting screw 102 is adjusted, the clamping plate 117 is movably sleeved on the outer surface of the sliding rod 125, and the size of the sliding plate is adjusted up and down in the inside of the rectangular groove 116, the return spring 126 can drive the clamping plate 117 to clamp the drawing board, and the stability of the drawing board is better improved, when folding is needed, the two threaded sleeves 106 are relatively rotated, the limiting pin 111 is embedded in the inside of the limiting hole 109, the two threaded sleeves 106 are connected, the adjusting screw 102 is stored in the inside of the threaded groove 101.

[0041] Working principle: when using, the rotating support screw rod one 107 and the support screw rod two 114 rotate in the inside of the threaded sleeve one 106 and the threaded sleeve two 113, the height of the support screw rod one 107 and the support screw rod two 114 is adjusted according to the demand, the bottom of the support screw rod one 107 and the support screw rod two 114 is fixedly installed with the antiskid pad 108, the friction is better improved, and the stability of the easel main body is also improved, the two limiting pins two 129 are embedded in the inside of the limiting hole two 131 through the spring two 130, the two threaded sleeves one 106 are limited, and the stability is improved, the limiting pin three 121 is embedded in the inside of the limiting hole three 123, the threaded sleeve two 113 can be limited, the threaded sleeve two 113 and the two threaded sleeves one 106 form a stable triangle, the two adjusting screw rods 102 can be adjusted according to the size of the drawing board, then the angle of the clamping plate 103 is adjusted through the fixed bolt 104, the clamping plate 103 is parallel to the support plate 118, the two clamping plates 103 are movably sleeved on the outer surface of the fixed bolt 104, therefore the clamping plate 103 is adjusted after the adjusting screw rod 102 is adjusted, the clamping plate 117 is movably sleeved on the outer surface of the sliding rod 125, is adjusted up and down in the rectangular groove 116 according to the size of the sliding plate, and the reset spring 126 can drive the clamping plate 117 to clamp the drawing board, and the stability of the drawing board is better improved, when folding, the two threaded sleeves one 106 are relatively rotated, the limiting pin one 111 is embedded in the inside of the limiting hole one 109, the two threaded sleeves one 106 are connected, the adjusting screw rod 102 is stored in the inside of the threaded groove 101.

[0042] The above merely describes preferred embodiments of the present application and is not intended to limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields. However, any simple modification, equivalent change and modification made according to the technical essence of the present application to the above embodiments still falls within the protection scope of the present application.

Claims

1. A folding easel having a stable structure comprising: The utility model provides a kind of mainboard (1), the bottom both sides of the mainboard (1) are fixedly installed with connector one (105), the inside of two connector one (105) is movably embedded with threaded sleeve one (106), the inside of two threaded sleeve one (106) is threadedly embedded with support screw one (107), it is characterized by further comprising: Limiting hole one (109) is opened in one side of one of threaded sleeve one (106); Connecting plate (110) is fixedly installed in one side of another threaded sleeve one (106), one side of the connecting plate (110) is movably embedded with limiting pin one (111), the outer surface of the limiting pin one (111) is fixedly connected with spring one (112), the other end of the spring one (112) is fixedly connected on the outer surface of connecting plate (110); Two inclined plates (124) are fixedly installed on one side of the mainboard (1), two inclined plates (124) are symmetrical, two inclined plates (124) one side is movably embedded with limiting pin two (129), the outer surface of two limiting pin two (129) is fixedly connected with spring two (130), the other end of two spring two (130) is fixedly connected on the outer surface of inclined plate (124); Two limiting hole two (131) are opened in one side of two threaded sleeve one (106) close to limiting pin two (129).

2. The folding easel with stable structure according to claim 1, characterized in that: The connector two (119) is movably embedded with threaded sleeve two (113) in the inside, the threaded sleeve two (113) is threadedly embedded with support screw two (114) in the inside, and the support screw two (114) and the one end of support screw one (107) are fixedly installed with anti-skid pad (108).

3. The folding easel with stable structure according to claim 2, characterized in that: The outer surface of the connector two (119) is fixedly installed with L-shaped plate (120), one side of the L-shaped plate (120) is movably embedded with limiting pin three (121), the outer surface of the limiting pin three (121) is fixedly connected with spring three (122), the other end of the spring three (122) is fixedly connected on the outer surface of L-shaped plate (120), and the outer surface of the threaded sleeve two (113) is opened with limiting hole three (123) close to limiting pin three (121).

4. The folding easel with stable structure according to claim 1, wherein: The both sides of the mainboard (1) are opened with threaded groove (101), and the inside of two threaded grooves (101) is threadedly installed with adjusting screw (102).

5. The folding easel with stable structure according to claim 4, characterized in that: The opposite end of two adjusting screws (102) is opened with threaded hole (127), and the inside of two threaded holes (127) is threadedly installed with fixed bolt (104).

6. The folding easel with stable structure according to claim 5, characterized in that: The outer surface of two fixed bolts (104) is movably sleeved with annular ring (128), and the outer surface of two annular rings (128) is fixedly installed with clamping plate (103).

7. The folding easel with stable structure according to claim 1, wherein: One side of the mainboard (1) is fixedly installed with a supporting plate (118), and the top outer surface of the mainboard (1) is fixedly installed with a rectangular plate (115) at the center, and the outer surface of the rectangular plate (115) is provided with a rectangular groove (116).

8. The folding easel with stable structure according to claim 7, characterized in that: The inner part of the rectangular groove (116) is fixedly embedded with a sliding rod (125), the outer surface of the sliding rod (125) is movably sleeved with a clamping plate (117), the clamping plate (117) is movably embedded in the inner part of the rectangular groove (116), and the bottom of the clamping plate (117) is fixedly connected with a reset spring (126), and the other end of the reset spring (126) is fixedly connected with the bottom end in the inner part of the rectangular groove (116).

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