CN203762624U - Folding multipurpose drawing combined desk and chair - Google Patents

Abstract

The utility model relates to a foldable multipurpose drawing combination table and chair, which includes a main body and a seat; the main body can be transformed into a desk and chair, a mechanical drawing table and chair, a drawing board type table and chair, a convenient square table and a suitcase; the utility model The design structure of the folding multi-purpose drawing combination table and chair described in the new model is reasonable, and the design idea is novel. Through various folding combinations, various structural forms can be transformed, respectively: desk and chair structure, mechanical drawing table and chair structure, art drawing Table and chair structure, convenient square table structure, portable suitcase structure, etc. are easy to carry and meet people's various needs. Especially for schools, this folding multi-purpose drawing combination table and chair is suitable for indoor and outdoor teaching and outdoor drawing. In addition, The foldable multi-purpose drawing combined table and chair is also suitable for a convenient square table during field trips.

Description

Foldable multi-purpose drawing combination table and chair

technical field

The utility model relates to a multipurpose combined desk and chair, in particular to a folding multipurpose drawing combined desk and chair which can be transformed into a school desk and chair, a mechanical drawing desk and chair, a drawing board type desk and chair, a convenient square table and a suitcase. the

Background technique

At present, in many schools, the desks and chairs of students are almost all in the classroom. For some outdoor teaching, these desks and chairs will appear to be difficult to carry. In addition, for some mechanical drawing people, the drawing size measurement during drawing seems a bit cumbersome, which reduces the drawing efficiency; Now it is more common to combine drawing with drawing boards and drawing boards, and even some students will bring some small chairs. The variety of these items is somewhat inconvenient to carry. To this end, we have developed a folding multi-purpose drawing combination desk and chair that can be transformed into a desk and chair, a mechanical drawing desk and chair, a drawing board desk and chair, a convenient square table, and a suitcase. the

Utility model content

The purpose of the utility model is to provide a folding multi-purpose drawing combined desk and chair which can be transformed into desks and chairs, mechanical drawing desks and chairs, drawing board desks and chairs, convenient square tables and suitcases in order to overcome the deficiencies in the prior art. the

In order to achieve the above purpose, the technical solution adopted by the utility model is: a foldable multi-purpose drawing combination table and chair, including a main body and a seat; Leg, handle rod, bottom plate, side plate, pin shaft 1, connecting rod 1, connecting block 1, connecting block 2, connecting block 3, manual bolt, bayonet pin 1, extension rod, semicircular end cover, handle end cover, spring End cover, spring, bayonet pin 2, hinge, bayonet block, control rod, slide bar, chute block, fixed block 1, fixed block 2; the seat includes supporting feet, two restraining rods, two supporting Rod, connecting block four, connecting block five, connecting block six, connecting rod two, connecting rod three, fixed rod one, fixed rod two, seat panel and bolt; described chute rod and adjusting rod pass through connecting block one and The pin shafts are respectively connected to the scale table top, the connecting block one is fixed on the scale panel by bolts, and the chute rod and the adjustment rod are pressed and fixed to each other by manual bolts; the front legs are connected to the chute rod, and The manual bolt and the connecting rod assembled between the two front outriggers are compressed and fixed, and a bayonet pin is installed between the manual bolt and the chute rod to change the clamp between the chute rod and the front outrigger. Angle size, in the inner groove of the front outrigger, an extension rod is installed, through the chute on the front outrigger and using the manual bolt to control the extension length of the extension rod; the rear outrigger is connected with the manual bolt The compression constraint between the semicircular end caps is used to fix the connection between the adjustment rod and the rear outrigger; the bottom plate is connected to the scale panel through the connection block 2 and the connection block 3, and the connection block 2 and the connection block 3 are respectively fixed by bolts On the scale desktop and the base plate; both ends of the handle rod are equipped with handle end covers, which are fixed on the connection block 2 and the connection block 3 through the handle end cover, and the two connection blocks 2 and 3 are assembled together , the handle end caps on both sides are equipped with bayonet pin 2, the relative position between the connection block 2 and the connection block 3 can be changed through the holes on the connection block 2 and the connection block 3, and a spring is set on the handle end cap, And the other end of the handle end cover is equipped with a spring end cover, which is used to constrain the position of the spring and play the role of pressing the bayonet pin 2; An assembly composed of a control rod, a slide bar, and a chute block is used to control the relative position to the bottom plate; two fixed blocks one and two fixed blocks two are fixed on the scale panel by bolts, which are used to fix the folded Seat; the supporting legs are respectively connected by connecting rod two, fixed rod one, connecting rod three and fixed rod two, and are respectively connected with the seat panel by connecting block five, connecting block six and pin shaft one, and connecting Block 5 and connecting block 6 are fixed on the seat panel by bolts; one end of the restraining rod is connected with the seat panel through connecting block 4 and pin shaft 2, and the other end is connected with connecting rod 2 and connecting rod 3. To control the opening and folding of the supporting legs, the connecting block four is mainly fixed on the seat panel by bolts; the support rod is mainly fixed on the seat panel by bolts to support the seat panel; the fixed rod One and two fixed rods are connected to two supporting feet, and are fixed in the fixed block one and the fixed block two on the scale panel after the seat is folded. the

Preferably, the connection between the chute rod and the adjustment rod is pressed and fixed by the manual bolt, and the position of the manual bolt is moved through the chute on the chute rod to change the angle between the chute rod and the adjustment rod, so that the angle between the chute rod and the adjustment rod can be changed. The inclination angle of the scale panel is the inclination angle of the entire drawing panel. In addition, loosen the manual bolt on the front leg to extend the extension rod outward and press it to fix it. At this time, the inclination angle of the scale desktop can also be changed. the

Preferably, scales are marked on the left edge and the lower edge of the scale panel, which is convenient for students to draw mechanically. the

Preferably, the slide bar slides in the slide block, the control rod is connected with one end of the slide bar through a bolt, and can rotate around the slide bar, and the control rod can coincide with the two slots of the slot block respectively, They are respectively used to fix the vertical or coplanar relative positions of the side plate and the bottom plate. the

Preferably, the folded seat is fixed in the fixed block 1 and the fixed block 2 of the folded table body through the fixed rod 1 and the fixed rod 2, and a pair of parallel surfaces on the fixed rod 2 can reinforce the folded seat and Connectivity of the table body. the

Preferably, after the folded table body and the seat are fixedly connected, a portable luggage structure can be formed, and people can carry the foldable multi-purpose drawing combined table and chair by carrying the handle bar. the

Preferably, the bayonet one is used to coincide with the opening on the chute bar and the front leg, and is used to fix and change the angle between the chute bar and the front leg. the

Preferably, the largest restraining angles are formed between the two adjustment rods and the two rear legs, and between the two front legs of the two chute rods through their respective semi-convex circular truncated structures. the

Preferably, the bayonet pin 2 is adjusted to coincide with the holes of the connection block 2 and the connection block 3, so that the bottom plate and the scale panel can maintain a parallel or coplanar positional relationship. the

Preferably, the control rod can rotate around one end of the slide rod, and the use of the keyway structure can make the side plate and the bottom plate fixed on the same plane, slide the control rod along the direction of the chute, so that the rotation point on the slide rod is in line with the control The chute on the rod is relatively dislocated, so as to prevent the control rod from being vertically downward due to the influence of gravity, which will affect the coplanar stability of the side plate and the bottom plate. the

Compared with the prior art, the utility model has the advantages that: the foldable multi-purpose drawing combination table and chair described in the utility model has a reasonable design structure, novel design ideas, and various structural forms can be transformed through various folding combinations, They are: desk and chair structure, mechanical drawing desk and chair structure, art drawing desk and chair structure, convenient square table structure, portable suitcase structure, etc., easy to carry and meet people's various needs, especially for schools, this folding multi-purpose The drawing combination table and chair is suitable for indoor and outdoor teaching and outdoor drawing. In addition, the foldable multi-purpose drawing combination table and chair is also suitable for a convenient square table during field trips. the

Description of drawings

Below in conjunction with accompanying drawing, technical scheme of the present utility model is further described:

Accompanying drawing 1 is the schematic diagram when the main body is used as a desk in the folding multi-purpose drawing combined desk and chair described in the utility model;

Accompanying drawing 2 is the structural representation of the seat in the foldable multi-purpose drawing combined desk and chair described in the utility model;

Accompanying drawing 3 is the schematic diagram when the main body of the foldable multi-purpose drawing combination table and chair described in the utility model is used as a mechanical drawing table;

Accompanying drawing 4 is the schematic diagram when the main body of the foldable multi-purpose drawing combination table and chair described in the utility model is used as an outdoor drawing board table;

Accompanying drawing 5 is the schematic diagram when the main body in the foldable multi-purpose drawing combination table and chair described in the utility model is used as an art drawing table;

Accompanying drawing 6 is the schematic diagram when the main body of the foldable multi-purpose drawing combination table and chair described in the utility model is used as a convenient square table;

Accompanying drawing 7 is the schematic diagram when the main body in the foldable multi-purpose drawing combination table and chair described in the utility model is used as a portable suitcase;

Accompanying drawing 8 is the structure diagram when the main body is folded in the foldable multi-purpose drawing combination table and chair described in the utility model;

Accompanying drawing 9 is the structure diagram when the seat is folded in the folding multi-purpose drawing combined table and chair described in the utility model;

Accompanying drawing 10 is the exploded schematic diagram of the connection structure between the adjustment rod and the rear outrigger in the foldable multi-purpose drawing combination desk and chair described in the present invention;

Accompanying drawing 11 is the fixing structure schematic diagram of bayonet one and front outrigger and chute bar in the foldable multi-purpose drawing combination table and chair described in the utility model;

Accompanying drawing 12 is the exploding schematic diagram of bayonet pin 1, front outrigger and chute bar in the foldable multi-purpose drawing combination table and chair described in the utility model;

Accompanying drawing 13 is the structure schematic diagram when the bottom plate and the side plate of the foldable multi-purpose drawing combination table and chair described in the utility model are vertical;

Accompanying drawing 14 is the structure schematic diagram when the bottom plate and the side plate of the foldable multi-purpose drawing combined desk and chair described in the utility model are in the same plane;

Accompanying drawing 15 is the explosion schematic diagram of the combined structure of the connecting block 2 and the connecting block 3 in the foldable multi-purpose drawing combination table and chair described in the present invention

Accompanying drawing 16 is the structural schematic diagram of the middle-scale desktop of the folding multi-purpose drawing combined desk and chair described in the utility model;

Accompanying drawing 17 is the enlarged view of A part in accompanying drawing 16;

Accompanying drawing 18 is the schematic diagram of the structure of the chute rod in the folding multi-purpose drawing combined desk and chair described in the utility model;

Accompanying drawing 19 is the schematic diagram of the structure of the adjusting rod in the foldable multi-purpose drawing combination desk and chair described in the present invention;

Accompanying drawing 20 is the schematic diagram of the structure of the rear outrigger in the foldable multi-purpose drawing combined desk and chair described in the utility model;

Accompanying drawing 21 is the schematic diagram of the structure of the extension rod in the folding multi-purpose drawing combination desk and chair described in the present invention;

Accompanying drawing 22 is the schematic diagram of the structure of the front outrigger in the folding multi-purpose drawing combined desk and chair described in the utility model;

Accompanying drawing 23 is the schematic diagram of the structure of the second connecting block in the folding multi-purpose drawing combination table and chair described in the utility model;

Accompanying drawing 24 is the schematic diagram of the third structure of the connecting block in the folding multi-purpose drawing combination table and chair described in the utility model;

Accompanying drawing 25 is a structural schematic diagram of the bayonet pin in the folding multi-purpose drawing combined desk and chair described in the utility model;

Accompanying drawing 26 is the schematic diagram of the structure of bayonet 2 in the foldable multi-purpose drawing combined desk and chair described in the utility model;

Accompanying drawing 27 is the schematic diagram of the structure of the handle bar in the folding multi-purpose drawing combined desk and chair described in the utility model;

Fig. 28 is a schematic diagram of the structure of the handle end cover in the folding multi-purpose drawing combination table and chair described in the present invention;

Accompanying drawing 29 is a schematic diagram of the structure of the connecting block in the folding multi-purpose drawing combination table and chair described in the present invention;

Accompanying drawing 30 is the schematic diagram of the slot block structure in the foldable multi-purpose drawing combination desk and chair described in the present invention;

Accompanying drawing 31 is the structural schematic diagram of the control lever in the foldable multi-purpose drawing combination desk and chair described in the present invention;

Accompanying drawing 32 is the schematic diagram of the manual bolt structure in the folding multi-purpose drawing combined desk and chair described in the utility model;

Accompanying drawing 33 is the schematic diagram of the structure of the semicircular end cover in the foldable multi-purpose drawing combination table and chair described in the present invention;

Accompanying drawing 34 is the schematic diagram of the structure of the supporting legs in the folding multi-purpose drawing combined desk and chair described in the utility model;

Accompanying drawing 35 is the schematic diagram of the structure of four connecting blocks in the folding multi-purpose drawing combined desk and chair described in the utility model;

Accompanying drawing 36 is the schematic diagram of the structure of the support rod in the folding multi-purpose drawing combined desk and chair described in the utility model;

Accompanying drawing 37 is the schematic diagram of the structure of connecting block 5 in the foldable multi-purpose drawing combination table and chair described in the present invention;

Accompanying drawing 38 is the schematic diagram of the structure of the six connecting blocks in the foldable multi-purpose drawing combination table and chair described in the present invention;

Accompanying drawing 39 is the schematic diagram of the structure of the restraining rod in the folding multi-purpose drawing combination desk and chair described in the utility model;

Accompanying drawing 40 is the schematic diagram of the second structure of the connecting rod in the folding multi-purpose drawing combined desk and chair described in the utility model;

Accompanying drawing 41 is the schematic diagram of the structure of the second fixed rod in the foldable multi-purpose drawing combined desk and chair of the present invention.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail. the

Accompanying drawing 1-41 is the foldable multi-purpose drawing combined desk and chair described in the utility model, comprises main body and seat; Said main body comprises scale desktop 7, chute bar 5, adjustment bar 19, front leg 23, Rear outrigger 1, handle rod 15, bottom plate 20, side plate 18, pin shaft 16, connecting rod 1 4, connection block 1 17, connection block 2 11, connection block 3 14, manual bolt 22, bayonet pin 1 21, extension Long pole 3, semicircular end cap 2, handle end cap 12, spring end cap 8, spring 9, bayonet pin 2 10, hinge 24, slot block 26, control rod 25, slide rod 28, chute block 27, fixed block One 6, fixed block two 13, the seat includes supporting feet 39, two restraining rods 38, two supporting rods 30, connecting block four 34, connecting block five 33, connecting block six 29, connecting rod two 35, Connecting rod three 40, fixed rod one 36, fixed rod two 37, seat panel 32 and bolt. Described chute bar 5 and adjusting bar 19 are connected with scale desktop 7 respectively by connecting block one 17 and bearing pin one 16, and connecting block one 16 is fixed on the scale panel 7 by bolt, and chute bar 5 and adjusting bar 19 , and are pressed and fixed with each other by manual bolts 22; the front legs 23 are connected with the chute rod 5, and pressed and fixed by the manual bolts 22 and the connecting rod-4 assembled between the two front legs 23 A bayonet pin 21 is assembled between the manual bolt 22 and the chute bar 5 to change the angle between the chute bar 5 and the front leg 23. In the inner groove of the front leg 23, a An extension rod 3 passes through the chute on the front leg 23 and uses a manual bolt 22 to control the extension length of the extension rod 3; Tight constraints to fix the connection between the adjusting rod 19 and the rear leg 1; the base plate 20 is connected with the scale panel 7 through the connecting block two 11 and the connecting block three 14, and the connecting block two 11 and the connecting block three 14 are respectively connected by bolts It is fixed on the scale desktop 7 and the bottom plate 20; the two ends of the handle bar 15 are equipped with handle end caps 12, and are fixed on the connection block two 11 and the connection block three 14 through the handle end cap 12, and the two connection blocks The second 11 and the third connection block 14 are assembled together, and the handle end caps 12 on both sides are equipped with bayonet two 10, and the connection block two 11 and the connection block are changed through the holes on the second connection block 11 and the third connection block 14 The relative position between the three 14, the handle end cap 12 is covered with a spring 9, and the other end of the handle end cap 12 is equipped with a spring end cap 8, which is used to constrain the position of the spring 9, so as to compress the bayonet pin 2 The role of 10; the side plate 18 is connected to the bottom plate 20 through a hinge 24, and the relative position to the bottom plate 20 is controlled by an assembly composed of a slot block 26, a control rod 25, a slide bar 28, and a chute block 27 There are also two fixed blocks one 6 and two fixed blocks two 13 fixed by bolts on the scale panel 7, which are used to fix the folded seat. Described supporting foot 39 is connected by connecting rod two 35, fixed rod one 36 and connecting rod three 40, fixed rod two 37 respectively, and respectively through connecting block five 33 and connecting block six 29 and bearing pin one 16 and seat The panels 32 are connected, and the connecting block five 33 and the connecting block six 29 are fixed on the seat panel 32 by bolts; one end of the restraining rod 38 is connected with the seat panel 32 through the connecting block four 34 and the pin shaft two 31, and the other One end is connected with connecting rod 2 35 and connecting rod 3 40, and is used to control the opening and folding of the support leg 39. The connecting block 4 34 is mainly fixed on the seat panel 32 by bolts; the support rod 30 is mainly fixed by bolts. Fixed on the seat panel 32, used to support the seat panel 32; the fixed rod one 36 and the fixed rod two 37 are connected to two supporting feet 39, and are fixed on the fixed block on the scale panel 7 after the seat is folded One 6 and two 13 of the fixed block. Described chute bar 5, adjusting bar 19, front supporting leg 23, rear supporting leg 1 quantity all is 2, and is symmetrical structure between them both; The quantity of the support leg 39 of described seat is 4, and These four supporting legs 39 are two pairs of symmetrical structures. the

Press and fix the connection between the chute rod 5 and the adjustment rod 19 by the manual bolt 22, move the position of the manual bolt 22 through the chute on the chute rod 5, and change the angle between the chute rod 5 and the adjustment rod 19 , so that the inclination angle of the scale panel 7 can be changed, that is, the inclination angle of the entire drawing panel. In addition, the manual bolt 22 on the front leg 23 is loosened to extend the extension rod 3 outwards and press it to fix. The inclination angle of the scale desktop 7 can be changed. The left edge and the lower edge of scale panel 7 are all marked with scale, which can be convenient for students to draw mechanically; described slide bar 28 slides in chute block 27, and control bar 25 is connected with one end of slide bar 28 by bolt, and can Rotating around the slide bar 28 , the control bar 25 can coincide with the two slots of the slot block 26 respectively to fix the vertical or coplanar relative positions of the side plate 18 and the bottom plate 20 . The folded seat is fixed in the fixed block one 6 and the fixed block two 13 of the table body after the folding by the fixed rod one 36 and the fixed rod two 37, and a pair of parallel surfaces on the fixed rod two 37 can reinforce the folded seat The connection between the chair and the table body. After the folded table body and the seat are fixedly connected, a portable suitcase structure can be formed, and people can carry the foldable multipurpose drawing combined table and chair by carrying the handle bar 15 . The bayonet one 21 is used to coincide with the opening on the chute bar 5 and the front leg 23, and is used to fix and change the angle between the chute bar 5 and the front leg 23. Between the two adjustment rods 19 and the two rear legs 1, and between the two front legs 23 of the two chute rods 5, the largest restraint angles are formed by respective semi-convex circular truncated structures. The bayonet 2 10 can be adjusted to coincide with the holes of the connection block 2 11 and the connection block 3 14, so that the bottom plate 20 and the scale panel 7 can maintain a parallel or coplanar positional relationship. The control rod 25 can rotate around one end of the slide rod 27, and the use of its keyway structure can make the side plate 18 and the bottom plate 20 coplanar and fixed, and the control rod 25 can slide along the direction of the chute to make the rotation on the slide rod 28 The point and the chute on the control rod 25 are relatively dislocated, so as to avoid being affected by gravity to make the control rod 25 be in a vertical downward state, which will affect the coplanar stability of the side plate 18 and the bottom plate 20. the

Shown in accompanying drawing 1, 2 is described folding multi-purpose drawing combined desk and chair, comprises desk and seat. First push the bayonet 2 10 on the two handle end covers 12 to both sides at the same time, then push the bottom plate 20 and the side plates 18 on both sides to the outside, and then start to unfold each support rod on the table body; Open the manual bolt 22, push the front leg 23 and the rear leg 1 outward, and slide the manual bolt 22 on the chute rod 5 to the position of the positioning groove 52 of the chute rod 5 along the chute, press and fix With the manual bolt 22, push the bayonet 2 10 on the two handle end covers 12 to both sides at the same time, and then dial the bottom plate 20 and the side plates 18 on both sides inward, so that the bayonet 2 10 and the connecting block 3 14 The positioning holes 141 on the top match and loosen the bayonet 2 10 so that the relative positions of the connecting block 2 11 and the connecting block 3 14 are fixed. The card slot of the card slot block 24 makes the side plate 18 perpendicular to the bottom plate 20 . For the seat, the restraining rod 38 is moved downwards, so that the second connecting rod 35 and the third connecting rod 40 are all disengaged from the bayonet on the restraining rod, and at this moment, each support pin (39) is pushed outwards. the

As shown in accompanying drawing 3, it is a schematic diagram when the main body of the folding multi-purpose drawing combination table and chair described in the present invention is used as a mechanical drawing table; when adjusting, it is necessary to loosen the manual bolt 22 on the chute bar 5 and slide upward The same distance, and fixed by compression, the inclination angle of the scale desktop 7 will change with the size of the distance at this time, in addition, loosen the manual bolt 22 on the front leg 23 to extend the extension rod 3 outwards, at this time Also can change the inclination angle of scale desktop 7. the

As shown in accompanying drawing 4, it is a schematic diagram when the main body of the foldable multi-purpose drawing combination table and chair described in the present invention is used as an outdoor drawing board table; Push aside to both sides, and then push the bottom plate 20 and the side plates 18 on both sides to the outside, make the bayonet 2 10 coincide with the positioning hole 142 on the connection block 3 14 and loosen the bayonet 2 10 so that the connection block 2 11 and connecting block three 14 relative positions are fixed, and at this moment, the scale desktop 7 is coplanar with the base plate 20, and the side plates 18 are expanded to both sides, and the slot position of the control rod 25 on the slot block 26 is changed, so that the side plates 18 and The bottom plate 20 is coplanar and stable. the

As shown in accompanying drawing 5, it is a schematic diagram when the main body of the foldable multi-purpose drawing combination table and chair described in the utility model is used as an art drawing table; Slide to the position of the positioning groove 54 of the chute rod 5, and press and fix it, loosen the manual bolts 22 on the rear leg 1 and the front leg 23, insert the bayonet pin 1 21 into the opening 53 of the chute rod 5, And embedded with the opening 231 or 232 of the front leg 23, the inclination angle of the scale table top 7 can be changed. In addition, the manual bolt 22 on the front leg 23 is loosened to extend the extension rod 3 outwards, which can also be changed at this time. Scale the angle of inclination of the desktop 7. the

As shown in accompanying drawing 6, it is a schematic diagram when the main body of the foldable multipurpose drawing combined desk and chair described in the utility model is used as a convenient square table; during adjustment, the front leg 23 and the rear leg 1 of the desk need to be expanded, The manual bolt 22 on the chute bar 5 needs to be compressed and fixed at the positioning groove 54 position of the chute bar 5, and adjust the coplanarity of the control side plate 18, the scale panel 7, and the base plate 20. the

As shown in accompanying drawing 7, it is a schematic diagram when the main body of the foldable multipurpose drawing combination table and chair described in the present invention is used as a portable suitcase; Loosen the manual bolt 22, slide upwards to the position of the positioning groove 54 of the chute rod 5, and press and fix it, dial in the front leg 23 and the rear leg 1, and press and fix it with the manual bolt 22, and then put the total The bottom plate 20 on the surface is closed with the side plate 18, and is positioned parallel to the scale table top 7, and the bayonet two 10 coincides with the positioning hole 141 of the connecting block three 14. Put the four supporting feet 39 of the seat away, and respectively insert them into the fixed block 1 6 and the fixed block 2 13 of the scale table 7, and move the restraining rod 38 upward, so that the connecting rod 2 35 and the connecting rod 3 40 are embedded in the restraining rod 38 in the bayonet, fixing the assembly of the seat. the

Due to the application of the above-mentioned technical solution, the utility model has the following advantages compared with the prior art:

The foldable multi-purpose drawing combined desk and chair described in the utility model has a reasonable design structure and novel design ideas. Various structural forms can be transformed through various folding combinations, which are respectively: a desk and chair structure, a mechanical drawing desk and chair structure, Art drawing table and chair structure, convenient square table structure, portable suitcase structure, etc., are easy to carry and meet people's various needs. Especially for schools, this folding multi-purpose drawing combination table and chair is suitable for indoor and outdoor teaching and outdoor drawing. In addition, the foldable multi-purpose drawing combination table and chair is also suitable for a convenient square table during field trips.

The above are only specific application examples of the utility model, and do not constitute any limitation to the protection scope of the utility model. All technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the utility model. the

Claims (10)

1. Folding multi-purpose drawing combination table and chair, including a main body and a seat; the main body includes a graduated tabletop (7), a chute rod (5), an adjustment rod (19), a front leg (23), and a rear support Leg (1), handle rod (15), bottom plate (20), side plate (18), pin one (16), connecting rod one (4), connection block one (17), connection block two (11), Connection block three (14), manual bolt (22), bayonet pin one (21), extension rod (3), semicircular end cap (2), handle end cap (12), spring end cap (8), spring ( 9), bayonet pin 2 (10), hinge (24), slot block (26), control rod (25), slide bar (28), chute block (27), fixed block 1 (6), fixed block Two (13); the seat includes supporting feet (39), two restraining rods (38), two supporting rods (30), four connecting blocks (34), five connecting blocks (33), and six connecting blocks (29), connecting rod two (35), connecting rod three (40), fixed rod one (36), fixed rod two (37), seat panel (32) and bolts; the chute rod (5) The adjusting rod (19) is respectively connected with the scale desktop (7) through the connection block one (17) and the pin shaft one (16). The connection block one (16) is fixed on the scale panel (7) by bolts, and the chute rod (5) and the adjusting rod (19) are pressed and fixed to each other through the manual bolt (22); the front outrigger (23) is connected with the chute rod (5), and assembled on The connecting rod one (4) between the two front outriggers (23) is compressed and fixed, and the bayonet one (21) is assembled between the manual bolt (22) and the chute rod (5), which is used to change the chute The size of the angle between the rod (5) and the front leg (23), in the inner groove of the front leg (23), an extension rod (3) is installed, through the slide on the front leg (23) Groove and use the manual bolt (22) to control the extension length of the extension rod (3); the rear leg (1) is fixed by the compression constraint between the manual bolt (22) and the semicircular end cover (2) Adjust the connection between the rod (19) and the rear outrigger (1); the bottom plate (20) is connected with the scale panel (7) through the connection block two (11) and the connection block three (14), and the connection block two (11) ) and connecting block three (14) are respectively fixed on the scale desktop (7) and the bottom plate (20) by bolts; both ends of the handle rod (15) are equipped with handle end caps (12), through the handle end cap (12) Fix on the connection block 2 (11) and the connection block 3 (14), and assemble the two connection blocks 2 (11) and 3 (14) together, the handle end caps on both sides (12 ) is equipped with bayonet pin 2 (10), and the relative position between the connection block 2 (11) and the connection block 3 (14) can be changed through the holes on the connection block 2 (11) and the connection block 3 (14). A spring (9) is sheathed on the handle end cover (12), and a spring end cover (8) is assembled on the other end of the handle end cover (12), which is used to constrain the position of the spring (9) to compress The function of the bayonet pin 2 (10); the side plate (18) is connected with the bottom plate (20) through the hinge (24), and is connected by the slot block (26), the control rod (25), the slide rod (28) ), the chute block (27) to control the relative position with the bottom plate (20); on the scale panel (7) there are two fixed blocks one (6) and two fixed blocks fixed by bolts Two (13) are used to fix the folded seat, and the supporting feet (39) are respectively composed of two connecting rods (35), one fixed rod (36) and three connecting rods (40), two fixed rods (37 ), and connect with the seat panel (32) respectively through connecting block five (33) and connecting block six (29) and pin one (16), connecting block five (33) and connecting block six (29) It is fixed on the seat panel (32) by bolts; one end of the constraint rod (38) is connected with the seat panel (32) through the connecting block four (34) and the pin shaft two (31), and the other end is connected with the connecting rod The second (35) is connected with the third connecting rod (40) to control the opening and folding of the supporting legs (39), and the fourth connecting block (34) is mainly fixed on the seat panel (32) by bolts; The support rod (30) is mainly fixed on the seat panel (32) by bolts to support the seat panel (32); the first fixed rod (36) and the second fixed rod (37) are connected to two supporting legs ( 39), and after the seat is folded, it is fixed in the fixed block one (6) and the fixed block two (13) on the scale panel (7). 2. The foldable multi-purpose drawing combination table and chair according to claim 1, characterized in that: the connection between the chute rod (5) and the adjustment rod (19) is fixed by pressing and fixing the manual bolt (22), The chute on the chute rod (5) moves the position of the manual bolt (22), changes the angle between the chute rod (5) and the adjustment rod (19), and thus can change the inclination angle of the scale panel (7), That is, the inclination angle of the entire drawing panel. In addition, loosen the manual bolt (22) on the front leg (23) to extend the extension rod (3) outward and press it to fix it. At this time, the scale tabletop (7 ) inclination angle. 3. The foldable multi-purpose drawing combined desk and chair according to claim 1, characterized in that: the left edge and the lower edge of the scale panel (7) are marked with scales, which is convenient for students to draw mechanically. 4. The foldable multi-purpose drawing combined desk and chair according to claim 1, characterized in that: the slide bar (28) slides in the chute block (27), and the control bar (25) and the slide bar (28) ) are connected by bolts and can rotate around the slide rod (28), the control rod (25) can match the two slots of the slot block (26) respectively, and are used to fix the side plate (18) and The vertical or coplanar relative positions of the base plates (20). 5. The foldable multi-purpose drawing combination table and chair according to claim 1, characterized in that: the folded seat is fixed on the folded table body through the first fixed rod (36) and the second fixed rod (37). In the block one (6) and the fixed block two (13), a pair of parallel surfaces on the fixed rod two (37) can reinforce the connectivity of the folded seat and the table body. 6. The foldable multi-purpose drawing combined table and chair according to claim 1, characterized in that: after the folded table body and the seat are fixedly connected, a portable suitcase structure can be formed, and people can hold the handle bar (15 ) to carry the folding multi-purpose drawing combination desk and chair. 7. The foldable multi-purpose drawing combination table and chair according to claim 1, characterized in that: the bayonet one (21) is used to connect with the chute rod (5) and the front leg (23) Opening coincides, is used for fixing and changing the angle size between the chute bar (5) and the front support leg (23). 8. The folding multi-purpose drawing combination table and chair according to claim 1, characterized in that: between the two adjustment rods (19) and the two rear legs (1), two chute rods ( 5) The maximum constraint angle is formed between the two front legs (23) through their respective semi-convex circular platform structures. 9. The foldable multi-purpose drawing combination table and chair according to claim 1, characterized in that: said bayonet pin 2 (10) is consistent with the holes of connecting block 2 (11) and connecting block 3 (14) through adjustment coincident, the bottom plate (20) and the scale panel (7) can be maintained in a parallel or coplanar positional relationship. 10. The foldable multi-purpose drawing combined desk and chair according to claim 1, characterized in that: the control rod (25) can rotate around one end of the slide rod (27), and the use of the keyway structure can make the side plate (18) When fixed on the same plane as the bottom plate (20), slide the control rod (25) along the direction of the chute, so that the rotation point on the slide rod (28) and the chute on the control rod (25) are relatively misaligned to avoid Affected by gravity, the control rod (25) is vertically downward, which affects the coplanar stability of the side plate (18) and the bottom plate (20).