CN209869920U - Drawing bench of integrated tool case - Google Patents

Abstract

The utility model discloses a drawing bench of integrated toolbox, two preceding landing leg upper assembly is installed two through the preceding leg hexagonal pole of preceding landing leg upper assembly on the subassembly of landing leg lower part, back landing leg upper assembly passes through the hexagonal forward screw rod and the reverse screw rod of hexagonal of back landing leg upper assembly and installs two on the subassembly of landing leg lower part, article box installs on the upper left landing leg and the upper right landing leg of back landing leg upper assembly, two before two of preceding landing leg upper assembly the upper left branch pipe of upper left landing leg with the upper right branch pipe of upper right landing leg is all fixed on the bottom surface of bench face. The utility model has the advantages that the drawing stool integrates the functions of the drawing tool box, is convenient to carry, saves space, is not easy to overturn by bumping, and is convenient for taking tools; the drawing bench is convenient to move by arranging the braking spherical universal wheels, and two braking modes, namely automatic braking and manual braking, are arranged, so that the drawing bench is convenient and fast.

Description

Drawing bench of integrated tool case

Technical Field

The utility model relates to a drawing articles for use technical field, concretely relates to drawing bench of integrated toolbox.

Background

At present, it is known that some people stand to draw pictures and sit to draw pictures, but tools such as pigments, buckets, paintbrushes and the like of the people are randomly placed on the ground or a tool box around the people, so that the taking of the pigments and the cleaning of the paintbrushes are not facilitated, and unnecessary loss and trouble are caused by carelessness of the people or carelessness of other people when the people touch the paint boxes, the buckets and the like; when people go out to draw pictures, two stools and drawing tools or one stool and one tool box are needed, so that the portable multifunctional drawing tool is inconvenient to carry; during drawing, when the stool needs to be moved, and the tool box needs to be moved, so that the moving is inconvenient; when many students take class to draw or examine in a classroom, under the condition of limited space, two stools and drawing tools are put on or one stool and one tool box are put down, so that the space is more tense, and no more stools are needed to allow everyone to put his own tools.

Disclosure of Invention

In order to overcome the technical defect, the utility model provides a drawing bench of integrated toolbox to the inconvenient scheduling problem of instrument use when drawing among the solution prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a drawing bench of integrated toolbox, includes landing leg lower part subassembly, preceding landing leg upper assembly, back landing leg upper assembly, article box and bench face, two preceding landing leg upper assembly passes through the preceding leg hexagonal pole of preceding landing leg upper assembly and installs two on the landing leg lower part subassembly, back landing leg upper assembly passes through the hexagonal forward screw rod and the reverse screw rod of hexagonal of back landing leg upper assembly and installs two on the landing leg lower part subassembly, article box installs on the upper left leg and the upper right leg of back landing leg upper assembly, two preceding landing leg upper assembly two preceding upper left branch pipes, the upper left branch pipe of upper left leg and the upper right branch pipe of upper right leg all fix on the bottom surface of bench face.

Furthermore, the landing leg lower part assembly comprises a landing leg pressure spring placing groove, a landing leg pressure spring, a brake rod through groove, a first jackscrew and a lower landing leg, the landing leg pressure spring placing groove is formed in the lower part of the lower landing leg, the landing leg pressure spring is placed in the landing leg pressure spring placing groove, the brake rod through groove is formed in the bottom of the lower landing leg, a hexagonal hole is formed in the lower landing leg, the hexagonal hole is formed above the brake rod through groove, and the number of the first jackscrew is 4 and is fixedly installed on one side of the lower part of the lower landing leg.

Furthermore, the front leg upper assembly comprises a front upper branch pipe, a front leg hexagonal inner rod, a hexagonal inner rod pressure spring and a jack screw II, the upper portion of the front leg hexagonal inner rod is arranged in the front upper branch pipe, the lower portion of the front leg hexagonal inner rod is assembled in a hexagonal hole of the leg lower assembly, a jack screw sliding long groove is formed in one side of the upper portion of the front leg hexagonal inner rod, a jack screw sliding groove I is formed in one side of the lower portion of the front leg hexagonal inner rod, one end of the jack screw II penetrates through the front upper branch pipe and is fixedly arranged in the jack screw sliding long groove, one end of the jack screw I penetrates through the leg lower assembly and is fixedly arranged in the jack screw sliding groove I, and the hexagonal inner rod pressure spring is arranged above the front leg hexagonal inner rod.

Further, the rear support leg upper assembly comprises an upper left support leg, an upper right support leg, an external spline sleeve positioning screw and a second jackscrew sliding groove, the upper left support leg comprises an upper left support tube, a support leg transition sleeve, a hexagonal forward screw and an external spline female sleeve, a boss is arranged at the bottom end of the upper left support tube, the upper part of the hexagonal forward screw is arranged in the external spline female sleeve, the lower part of the hexagonal forward screw is arranged in the lower support leg, the second jackscrew sliding groove is arranged at the lower part of the hexagonal forward screw, the boss is arranged at the top end of the support leg transition sleeve, the bottom end of the support leg transition sleeve is placed on the support leg pressure spring, the first jackscrew penetrates through the lower support leg and enters the second jackscrew sliding groove, so that the hexagonal forward screw cannot be separated from the lower support leg, and the external spline female is arranged in the upper left support tube, the lower part of the external spline female sleeve is provided with an internal spline sleeve, the upper part of the external spline female sleeve is provided with a first rotating groove, the external spline sleeve positioning screw penetrates through a left upper support pipe and enters the first rotating groove to enable the external spline female sleeve to be fixed up and down and only to rotate, the right upper support leg comprises a right upper support pipe, a support leg length transition sleeve, a hexagonal reverse screw rod and an external spline long sleeve, the bottom end of the right upper support pipe is provided with a boss, the upper part of the hexagonal reverse screw rod is arranged in the right upper support pipe, the upper part of the hexagonal reverse screw rod is arranged in the external spline long sleeve, the lower part of the hexagonal reverse screw rod is arranged in the lower support leg, the lower part of the hexagonal reverse screw rod is provided with a second jackscrew sliding groove, the top end of the support leg length transition sleeve is provided with a boss, the bottom end of the support leg length transition sleeve is placed on the support leg pressure spring, and the jackscrew I, the hexagonal reverse screw rod cannot be separated from the lower supporting leg, the outer spline long sleeve is sleeved in the upper right supporting tube, the inner spline sleeve is assembled on the lower portion of the outer spline long sleeve, the upper portion of the outer spline long sleeve is provided with a second rotating groove, and the outer spline sleeve positioning screw penetrates through the upper right supporting tube to enter the second rotating groove, so that the outer spline long sleeve is fixed vertically and can only rotate.

Further, the article box comprises an upper layer box, a middle layer box, a bottom layer box, an inner spline sleeve, a shifting block, a positioning boss and an inner spline sleeve positioning screw, the upper layer box of the upper left supporting leg is arranged below the upper left supporting leg, the boss of the upper left supporting leg is inserted into the hole of the upper layer box of the upper left supporting leg, the upper layer box of the upper right supporting leg is arranged below the upper right supporting leg, the boss of the upper right supporting leg is inserted into the hole of the upper layer box of the upper right supporting leg, the boss on the supporting leg transition sleeve is inserted into the hole of the bottom layer box of the upper left supporting leg, the boss on the supporting leg transition sleeve is inserted into the hole of the bottom layer box of the upper right supporting leg, the two inner spline sleeves are respectively fixed in the hole of the upper layer box of the upper left supporting leg and the hole of the bottom layer box of the upper right supporting leg through the inner spline sleeve positioning screw, the upper layer box is arranged above the middle layer box, the middle box is arranged above the bottom box, the positioning bosses are arranged below the holes of the upper box and the middle box, and the shifting blocks are arranged on the bottom surfaces of the upper box and the middle box.

Furthermore, the device also comprises brakeable spherical universal wheels and a brake mechanism, wherein 4 brakeable spherical universal wheels are fixed at the bottom ends of the lower components of the 4 support legs through screws, and the brake mechanism is fixedly arranged on the two front upper branch pipes.

Furthermore, the brakeable ball-type universal wheel comprises a ball wheel, a ball wheel support, a ball, an outer frame body, a brake rod pressure spring, a pressing plate, a baffle, a ball-type universal wheel brake rod and an outer frame body nut, wherein the ball is installed in a hole of the ball wheel support, the ball wheel is arranged in the ball wheel support, the ball wheel support is arranged in the outer frame body, an outer frame body fixing hole is formed in the top end of the outer frame body, the outer frame body is fixed on the bottom surface of the lower component of the supporting leg through a screw, a brake rod pressure spring accommodating groove is formed in the upper portion of the outer frame body, the brake rod pressure spring is arranged in the brake rod pressure spring accommodating groove, the pressing plate is fixed at the top end of the brake rod pressure spring accommodating groove, the baffle is fixed at the top of the brake rod pressure spring accommodating groove, the pressing plate is arranged below the baffle, and the upper portion of the ball-type universal, the lower part of spherical universal wheel brake lever passes outer support body with outer support body sets up the top of spherical wheel, the upper portion of spherical universal wheel brake lever is fixed with the boss that pushes down, it is in to push down the boss the top of clamp plate, outer support body is female to be fixed simultaneously spherical wheel support with the bottom of outer support body, outer support body is female to make spherical wheel support with fixed connection between the outer support body.

Further, the brake mechanism comprises a fixing seat, a small lock leg column pressure spring, a small lock leg lug, a rotating shaft, a lock leg transverse rod and a pin shaft, wherein the fixing seat is fixed on the inner sides of the front upper branch pipes, a clamping groove and a fixing groove are formed in the fixing seat, the small lock leg column penetrates through the clamping groove and the front upper branch pipe and is arranged at the side end of the front leg hexagonal rod, the small lock leg column pressure spring is sleeved on the small lock leg column, the small lock leg column pressure spring is arranged in the clamping groove, one end of the small lock leg lug is arranged on the fixing groove through the rotating shaft, a long round hole is formed in the other end of the lock leg lug, the two ends of the lock leg transverse rod are respectively installed on the other end of the lock leg lug through the pin shaft, and the pin shaft slides in the long.

The utility model has the advantages that: the drawing stool integrates the functions of a drawing tool box, is convenient to carry, saves space, is not easy to overturn by bumping, and is convenient to take tools; the drawing bench is convenient to move by arranging the braking spherical universal wheels, and two braking modes, namely automatic braking and manual braking, are arranged, so that the drawing bench is convenient and fast.

Drawings

Fig. 1 is a first schematic structural view of a painting stool of an integrated tool box of the present invention;

fig. 2 is a first schematic view of a structural state of a drawing bench of the integrated tool box of the present invention;

fig. 3 is a schematic structural view of a painting stool of an integrated tool box of the present invention;

fig. 4 is a first schematic view of a structural state of a drawing bench of the integrated tool box of the present invention;

fig. 5 is a schematic sectional view of a partial structure of a drawing stool of an integrated tool kit according to the present invention;

fig. 6 is an enlarged schematic view of a drawing bench of the integrated tool box of the present invention, fig. 5 a;

fig. 7 is an enlarged schematic view of a drawing bench of the integrated tool box of the present invention, fig. 5C;

fig. 8 is a schematic sectional view of a partial structure of a drawing stool of an integrated tool kit according to the present invention;

fig. 9 is a partial structural schematic view of a painting stool of an integrated tool box according to the present invention;

fig. 10 is a partial structural schematic view of a painting stool of an integrated tool box according to the present invention;

fig. 11 is a schematic view of a partial structure of a drawing stool of an integrated tool box according to the present invention;

FIG. 12 is a schematic view of the partial structure of the drawing bench of the integrated tool box of FIG. 8;

fig. 13 is a schematic structural view of the inner rod in the hexagon of the front leg in the drawing stool of the integrated tool box of the present invention;

fig. 14 is a first schematic structural view of the article box in the drawing stool of the integrated tool box of the present invention;

fig. 15 is a second schematic structural view of the article box in the drawing stool of the integrated toolbox of the present invention;

fig. 16 is a schematic structural view of the internal spline housing in the drawing stool of the integrated tool box of the present invention;

fig. 17 is a first schematic structural view of the female external spline sleeve in the drawing stool of the integrated tool box of the present invention;

fig. 18 is a second schematic structural view of the female external spline housing in the drawing stool of the integrated tool box of the present invention;

fig. 19 is a third schematic structural view of the female external spline sleeve in the drawing stool of the integrated tool box of the present invention;

fig. 20 is a third schematic structural view of the article box in the drawing stool of the integrated tool box of the present invention;

fig. 21 is a fourth schematic structural view of the article box in the drawing stool of the integrated toolbox of the present invention;

fig. 22 is a fifth schematic structural view of the article box in the drawing stool of the integrated tool box of the present invention;

in the figure, 1, a lower component of a support leg; 11. a supporting leg pressure spring placing groove; 12. a supporting leg pressure spring; 13. a brake lever through slot; 14. a first top thread; 15. a lower leg; 2. a front leg upper assembly; 21. a front upper branch pipe; 22. a front leg hexagonal inner bar; 221. a jackscrew sliding long groove; 222. a first jackscrew sliding groove; 23. a hexagonal inner rod pressure spring; 24. a second top thread; 3. a rear leg upper assembly; 31. an upper left leg; 311. an upper left branch pipe; 312. a support leg transition sleeve; 313. a hexagonal forward screw; 314. an external spline female sleeve; 3141. a first rotating groove; 32. a right upper leg; 321. an upper right branch pipe; 322. a leg length transition sleeve; 323. a hexagonal reverse screw; 324. a long sleeve of an external spline; 3241. a second rotating groove; 33. an external spline housing set screw; 34. a jackscrew sliding groove II; 4. an article box; 41. an upper layer box; 42. a middle layer box; 43. a bottom layer box; 44. an inner spline housing; 45. shifting blocks; 46. positioning the boss; 47. an internal spline housing set screw; 5. the ball-shaped universal wheel can be braked; 51. a spherical wheel; 52. a spherical wheel support; 53. a ball bearing; 54. an outer frame body; 541. outer frame fixing holes; 542. a brake lever pressure spring placing groove; 55. a brake lever compression spring; 56. pressing a plate; 57. a baffle plate; 58. a spherical universal wheel brake lever; 581. pressing the boss; 59. an outer frame body is female; 6. a stool surface; 7. a brake mechanism; 71. a fixed seat; 710. a card slot; 711. fixing grooves; 72. a leg locking small column; 73. a small column pressure spring of the lock leg; 74. a lock leg projection; 741. a long round hole; 75. a rotating shaft; 76. a leg locking cross bar; 77. and (7) a pin shaft.

Detailed Description

The present invention will be described more fully with reference to the accompanying drawings, and as shown in fig. 1 to 22, a drawing stool for an integrated tool box comprises a lower leg assembly 1, an upper front leg assembly 2, an upper rear leg assembly 3, an article box 4 and a stool surface 6, wherein two upper front leg assemblies 2 are mounted on the two lower leg assemblies 1 through a hexagonal front leg inner bar 22 of the upper front leg assembly 2, rear leg upper portion subassembly 3 is installed two through rear leg upper portion subassembly 3's reverse screw rod 323 of hexagonal forward screw rod 313 and hexagonal on landing leg lower part subassembly 1, two article box 4 is installed respectively on rear leg upper portion subassembly 3's upper left landing leg 31 and upper right landing leg 32, two preceding leg upper portion subassembly 2 two preceding upper branch pipe 21 upper left branch pipe 311 of upper left landing leg 31 with upper right branch pipe 321 of upper right landing leg 32 all fixes on the bottom surface of bench face 6.

The supporting leg lower component 1 comprises a supporting leg pressure spring placing groove 11, a supporting leg pressure spring 12, a brake lever through groove 13, a first jackscrew 14 and a lower supporting leg 15, the supporting leg pressure spring placing groove 11 is formed in the lower portion of the lower supporting leg 15, the supporting leg pressure spring 12 is placed in the supporting leg pressure spring placing groove 11, the brake lever through groove 13 is formed in the bottom of the lower supporting leg 15, hexagonal holes are formed in the lower supporting leg 15 and are located above the brake lever through groove 13, and 4 first jackscrews 14 are fixedly installed on one side of the lower portions of the 4 lower supporting legs 15.

The front leg upper component 2 comprises a front upper branch pipe 21, a front leg hexagonal inner rod 22, a hexagonal inner rod pressure spring 23 and a second jackscrew 24, the upper part of the front leg hexagonal inner rod 22 is placed in the front upper branch pipe 21, the lower part of the front leg hexagonal inner rod 22 is assembled in a hexagonal hole of the leg lower component 1, one side of the upper part of the front leg hexagonal inner rod 22 is provided with a jackscrew sliding long groove 221, one side of the lower part of the front leg hexagonal inner rod 22 is provided with a first jackscrew sliding groove 222, one end of the second jackscrew 24 penetrates through the front upper branch pipe 21 and is fixedly placed in the jackscrew sliding long groove 221, one end of the first jackscrew 14 penetrates through the leg lower component 1 and is fixedly placed in the first jackscrew sliding groove 222, and the hexagonal inner rod pressure spring 23 is placed above the front leg hexagonal inner rod 22.

Wherein, the rear leg upper assembly 3 comprises an upper left leg 31, an upper right leg 32, an external spline sleeve positioning screw 33 and a second jackscrew sliding groove 34, the upper left leg 31 comprises an upper left branch 311, an excessive sleeve 312 of legs, a hexagonal forward screw 313 and an external spline female sleeve 314, the bottom end of the upper left leg 311 is provided with a boss, the upper part of the hexagonal forward screw 313 is arranged in the upper left leg 311, the upper part of the hexagonal forward screw 313 is arranged in the external spline female sleeve 314, the lower part of the hexagonal forward screw 313 is arranged in the lower leg 15, the lower part of the hexagonal forward screw 313 is provided with a second jackscrew sliding groove 34, the top end of the excessive sleeve 312 of legs is provided with a boss, the bottom end of the excessive sleeve 312 of legs is placed on the pressure spring 12 of legs, the first jackscrew 14 passes through the lower leg 15 and enters the second jackscrew sliding groove 34, so that the hexagonal forward screw 313 cannot be separated from the lower leg 15, the outer spline female sleeve 314 is arranged in the left upper supporting pipe 311, the inner spline sleeve 44 is assembled at the lower part of the outer spline female sleeve 314, the upper part of the outer spline female sleeve 314 is provided with a first rotating groove 3141, the outer spline sleeve positioning screw 33 passes through the left upper supporting pipe 311 and enters the first rotating groove 3141, so that the outer spline female sleeve 314 is fixed up and down and can only rotate, the right upper supporting leg 32 comprises a right upper branch pipe 321, a leg length transition sleeve 322, a hexagonal reverse screw 323 and an outer spline long sleeve 324, the bottom end of the right upper branch pipe 321 is provided with a boss, the upper part of the hexagonal reverse screw 323 is arranged in the right upper branch pipe 321, the upper part of the hexagonal reverse screw 323 is arranged in the outer spline long sleeve 324, the lower part of the hexagonal reverse screw 323 is arranged in the lower supporting leg 15, the lower part of the hexagonal reverse screw 323 is provided with a second top thread sliding groove 34, and the top end of the leg length transition sleeve 322 is provided with, the bottom end of the leg length transition sleeve 322 is placed on the leg pressure spring 12, the jackscrew 14 penetrates through the lower leg 15 and enters the jackscrew sliding groove II 34, so that the hexagonal reverse screw 323 cannot be separated from the lower leg 15, the external spline long sleeve 324 is arranged in the right upper supporting pipe 321, the internal spline sleeve 44 is assembled at the lower part of the external spline long sleeve 324, the rotating groove II 3241 is formed at the upper part of the external spline long sleeve 324, and the external spline sleeve positioning screw 33 penetrates through the right upper supporting pipe 321 and enters the rotating groove II 3241, so that the external spline long sleeve 324 is fixed vertically and can only rotate.

Wherein, the article box 4 comprises an upper layer box 41, a middle layer box 42, a bottom layer box 43, an inner spline housing 44, a shifting block 45, a positioning boss 46 and an inner spline housing positioning screw 47, the upper layer box 41 of the left upper leg 31 is arranged below the left upper supporting pipe 311, the boss of the left upper supporting pipe 311 is inserted in the hole of the upper layer box 41 of the left upper leg 31, the upper layer box 41 of the right upper leg 32 is arranged below the right upper supporting pipe 321, the boss of the right upper supporting pipe 321 is inserted in the hole of the upper layer box 41 of the right upper leg 32, the boss on the leg transition housing 312 is inserted in the hole of the bottom layer box 43 of the left upper leg 31, the boss on the leg length transition housing 322 is inserted in the hole of the bottom layer box 43 of the right upper leg 32, two inner spline housings 44 are respectively fixed in the hole of the upper layer box 41 of the left upper leg 31 and the hole of the bottom layer box 43 of the right upper leg 32 by the inner spline housing positioning screw 47, the upper layer box 41 is arranged above the middle layer box 42, the middle layer box 42 is arranged above the bottom layer box 43, the positioning bosses 46 are arranged below holes of the upper layer box 41 and the middle layer box 42, and the shifting blocks 45 are arranged on the bottom surfaces of the upper layer box 41 and the middle layer box 42.

The leg support structure further comprises a brakeable ball-shaped universal wheel 5 and a brake mechanism 7, wherein 4 brakeable ball-shaped universal wheels 5 are fixed at the bottom ends of the 4 leg support lower components 1 through screws, and the brake mechanism 7 is fixedly mounted on the two front upper branch pipes 21.

Wherein, the brakeable ball castor 5 comprises a ball 51, a ball support 52, a ball 53, an outer frame 54, a brake lever compression spring 55, a pressing plate 56, a baffle 57, a ball castor brake lever 58 and an outer frame nut 59, the ball 53 is installed in the hole of the ball support 52, the ball 51 is arranged in the ball support 52, the ball support 52 is arranged in the outer frame 54, the top end of the outer frame 54 is provided with an outer frame fixing hole 541, the outer frame 54 is fixed on the bottom surface of the leg lower assembly 1 by screws, the upper part of the outer frame 54 is provided with a brake lever compression spring placing groove 542, the brake lever compression spring 55 is placed in the brake lever compression spring placing groove 542, the pressing plate 56 is fixed on the top end of the brake lever compression spring 55, the baffle 57 is fixed on the top of the brake lever compression spring placing groove 542, the pressing plate 56 is below the baffle 57, the upper part of the ball-shaped universal wheel braking rod 58 is arranged below a hexagonal rod through the braking rod through groove 13, the lower part of the ball-shaped universal wheel braking rod 58 passes through the outer frame body 54 and is arranged above the ball wheel 51, the upper part of the ball-shaped universal wheel braking rod 58 is fixed with a downward pressing boss 581, the downward pressing boss 581 is above the pressing plate 56, the outer frame body nut 59 is simultaneously fixed at the bottom ends of the ball wheel bracket 52 and the outer frame body 54, and the outer frame body nut 59 enables the ball wheel bracket 52 and the outer frame body 54 to be fixedly connected.

Wherein, the brake mechanism 7 comprises fixed seats 71, small lock leg cylinders 72, small lock leg cylinder pressure springs 73, small lock leg lugs 74, a rotating shaft 75, a lock leg cross bar 76 and a pin shaft 77, the two fixed seats 71 are respectively fixed at the inner sides of the two front upper branch pipes 21, a clamping groove 710 and a fixing groove 711 are formed in the fixing seat 71, the small locking leg column 72 passes through the clamping groove 710 and the front upper branch pipe 21 and is arranged at the side end of the front leg hexagonal inner rod 22, the small leg locking column pressure spring 73 is sleeved on the small leg locking column 72, the small leg locking column pressure spring 73 is arranged in the clamping groove 710, one end of the leg-locking protrusion 74 is mounted on the fixing groove 711 through the rotating shaft 75, the other end of the leg-locking protrusion 74 is provided with a long circular hole 741, two ends of the lock leg cross rod 76 are respectively installed on the other end of the lock leg protruding block 74 through the pin shaft 77, and the pin shaft 77 slides in the long circular hole 741.

The article box 4 is used for placing tools such as paint, a water bucket and a painting brush; the braking ball universal wheel 5 is used for moving the device; when the user does not sit on the stool, the braking mechanism 7 can brake the spherical universal wheel 5; the first jackscrew 14 is used for preventing the hexagonal rod from being separated from the lower supporting leg 15; the front leg hexagonal inner rod 22 can only move up and down and cannot rotate; the second jackscrew 24 is used for preventing the front leg hexagonal inner rod 22 from being separated from the front upper branch pipe 21; the jackscrew sliding long groove 221 is used for the upper part of the front leg hexagonal inner rod 22 to move up and down; the first jackscrew sliding groove 222 is used for moving the lower part of the front leg hexagonal inner rod 22 up and down; the external spline sleeve positioning screw 33 is used for fixing the external spline sleeve up and down and only rotating; the second jackscrew sliding groove 34 is used for moving the hexagonal forward and reverse screw rod up and down; the hexagonal positive screw 313 can only move up and down to drive the external spline female sleeve 314 to rotate but cannot rotate; the female external spline sleeve 314 is used for driving the internal spline sleeve 44 to rotate; the hexagonal reverse screw 323 can only move up and down to drive the external spline female sleeve 314 to rotate but cannot rotate; the long external spline sleeve 324 is used for driving the internal spline sleeve 44 to rotate; the first rotating groove 3141 is used for fixing the male spline female sleeve 314 up and down to rotate; the second rotating groove 3241 is used for fixing the long sleeve 324 of the external spline up and down to rotate; the internal spline housing 44 is used for driving the article box 4 to unfold and fold; the shifting block 45 is used for the upper layer box 41 to drive the middle layer box 42 to unfold and fold up, and the middle layer box 42 to drive the bottom layer box 43 to unfold and fold up; the positioning boss 46 is used for clamping the middle layer box 42 and the bottom layer box 43, so that the positioning can not move back and forth to be separated; the inner spline housing set screw 47 is used for mounting the inner spline housing 44 in the hole of the upper case 41; the pressure plate 56 facilitates compression of the pressure spring; the baffle 57 blocks the pressure spring to prevent the pressure spring from popping up; the outer frame body nut 59 is used for combining the spherical wheel 51, the spherical wheel bracket 52 and the outer frame body 54 into a whole; the downward pressing boss 581 is used for compressing the compression spring when the ball-shaped universal wheel brake lever 58 moves downwards; the leg locking small column 72 is used for tightly pushing the front leg hexagonal inner rod 22 to continuously keep the braking state of the braking spherical universal wheel 5; the locking leg protrusion 74 is used for preventing the locking leg small column 72 from ejecting and pushing the locking leg small column 72; the leg bar 76 is used to push the leg tab 74.

When the device is used, firstly, the drawing bench is pushed by hands to move to a required place, a user sits on the device, and under the gravity of the user, the two front upper branch pipes 21, the left upper branch pipe 311 and the right upper branch pipe 321 simultaneously move downwards, the two front upper branch pipes 21 compress the hexagonal inner rod compression spring 23 to enable the front leg hexagonal inner rod 22 to move downwards, the front upper branch pipes 21 compress the leg compression spring 12, the front leg hexagonal inner rod 22 presses down the ball-shaped universal wheel brake lever 58 to enable the ball-shaped universal wheel brake lever 58 to move downwards, the ball-shaped universal wheel brake lever 58 abuts against the ball-shaped wheel 51 to enable the ball-shaped wheel 51 to brake, the leg transition sleeve 312 and the leg length transition sleeve 322 move downwards to compress the leg compression spring 12, the left upper branch pipe 311 and the right upper branch pipe 321 drive the outer spline female sleeve 314 and the outer spline long sleeve 324 to move downwards, and the outer spline female sleeve 314 and the outer spline long sleeve 324 drive the hexagonal forward screw 313 and the reverse, meanwhile, the hexagonal forward screw 313 and the hexagonal reverse screw 323 drive the spherical universal wheel brake lever 58 to move downwards, the spherical universal wheel brake lever 58 abuts against the spherical wheel 51 to brake the spherical wheel 51, the external spline female sleeve 314 rotates clockwise, the external spline long sleeve 324 rotates anticlockwise, the external spline female sleeve 314 drives the internal spline sleeve 44 to rotate clockwise, the internal spline sleeve 44 enables the upper box 41 of the left upper leg 31 to rotate clockwise to unfold, the upper box 41 of the left upper leg 31 drives the shifting block 45 on the upper box 41 to rotate, the shifting block 45 on the upper box 41 rotates in the middle box 42, the shifting block 45 on the upper box 41 slides to the edge of the middle box 42 to drive the middle box 42 to rotate to unfold, and similarly, the middle box 42 drives the bottom box 43 to rotate to unfold; the long sleeve 324 of the external spline drives the internal spline sleeve 44 to rotate anticlockwise, the internal spline sleeve 44 enables the bottom box 43 of the right upper leg 32 to rotate anticlockwise and expand, when the edge of the bottom box 43 of the right upper leg 32 contacts the shifting block 45 on the middle box 42, the bottom box 43 drives the middle box 42 to rotate, when the edge of the middle box 42 contacts the shifting block 45 on the upper box 41, the middle box 42 drives the upper box 41 to rotate, and the article box 4 is expanded to be used;

when the user stands up and leaves, the article box 4 is required to be kept in the unfolded state and the braking of the braking ball-shaped universal wheel 5 is required to be continued, the lock leg cross rod 76 is pressed downwards before the user stands up, and the lock leg cross rod 76 is in a horizontal state;

after the use, the user stands up and leaves the stool surface 6, the supporting leg pressure spring 12 and the hexagonal inner rod pressure spring 23 reset, the stool surface 6 moves upwards, the upper layer box 41 of the left upper supporting leg 31 is overlapped with the middle layer box 42 to drive the middle layer box 42 to rotate and reset, the middle layer box 42 is overlapped with the bottom layer box 43 to drive the bottom layer box 43 to rotate and reset, and the upper layer box 41, the middle layer box 42 and the bottom layer box 43 are finally overlapped and reset; the bottom layer box 43 of the right upper supporting leg 32 is overlapped with the middle layer box 42 to drive the middle layer box 42 to rotate and reset, the middle layer box 42 is overlapped with the upper layer box 41 to drive the upper layer box 41 to rotate and reset, namely, the bottom layer box 43, the middle layer box 42 and the upper layer box 41 are overlapped and reset at last, the article box 4 is completely folded, the spherical universal wheel brake lever 58 moves upwards, the spherical universal wheel 5 can be braked to release the brake, and the device is moved to a placing place through the spherical universal wheel 5 can be braked; if the person has stood up and departed from the stool surface 6, the leg-locking cross bar 76 is pulled upwards to complete the resetting work.

Claims (8)

1. The utility model provides a drawing bench of integrated toolbox which characterized in that: comprises four lower leg components (1), two upper front leg components (2), two upper rear leg components (3), an article box (4) and a stool surface (6), wherein the two upper front leg components (2) are arranged on the two lower leg components (1) through a hexagonal front leg inner rod (22) of the upper front leg components (2), the rear supporting leg upper assembly (3) is arranged on the two supporting leg lower assemblies (1) through a hexagonal forward screw rod (313) and a hexagonal reverse screw rod (323) of the rear supporting leg upper assembly (3), the article box (4) is arranged on an upper left supporting leg (31) and an upper right supporting leg (32) of the rear supporting leg upper assembly (3), and two front upper branch pipes (21) of the front supporting leg upper assembly (2), an upper left branch pipe (311) of the upper left supporting leg (31) and an upper right branch pipe (321) of the upper right supporting leg (32) are fixed on the bottom surface of the stool surface (6).

2. The drawing bench integrated with a tool box as claimed in claim 1, wherein: landing leg lower part subassembly (1) includes landing leg pressure spring standing groove (11), landing leg pressure spring (12), the logical groove of brake lever (13), jackscrew (14) and lower landing leg (15), landing leg pressure spring standing groove (11) have been seted up to lower landing leg (15) lower part, place landing leg pressure spring (12) in landing leg pressure spring standing groove (11), the logical groove of brake lever (13) has been seted up to lower landing leg (15) bottom, the hexagonal hole has been seted up on lower landing leg (15), the hexagonal hole is in the top of the logical groove of brake lever (13), 4 jackscrew (14) fixed mounting is 4 lower part one side of landing leg (15).

3. The drawing bench integrated with a tool box as claimed in claim 2, wherein: the front supporting leg upper assembly (2) comprises a front upper branch pipe (21), a front leg hexagonal inner rod (22), a hexagonal inner rod pressure spring (23) and a jackscrew II (24), the upper part of the front leg hexagonal inner rod (22) is arranged in the front upper branch pipe (21), the lower part of the front leg hexagonal inner rod (22) is assembled in a hexagonal hole of the leg lower component (1), one side of the upper part of the front leg hexagonal inner rod (22) is provided with a jackscrew sliding long groove (221), one side of the lower part of the front leg hexagonal inner rod (22) is provided with a first jackscrew sliding groove (222), one end of the second jackscrew (24) passes through the front upper branch pipe (21) and is fixedly placed in the jackscrew sliding long groove (221), one end of the jackscrew I (14) passes through the lower supporting leg component (1) and is fixedly placed in the jackscrew sliding groove I (222), the hexagonal inner rod pressure spring (23) is arranged above the front leg hexagonal inner rod (22).

4. The drawing bench integrated with a tool box as claimed in claim 2, wherein: the rear leg upper assembly (3) comprises an upper left leg (31), an upper right leg (32), an external spline sleeve positioning screw (33) and a second jackscrew sliding groove (34), the upper left leg (31) comprises an upper left branch pipe (311), a leg transition sleeve (312), a hexagonal forward screw (313) and a female external spline sleeve (314), a boss is arranged at the bottom end of the upper left branch pipe (311), the upper part of the hexagonal forward screw (313) is arranged in the female external spline sleeve (314), the lower part of the hexagonal forward screw (313) is arranged in the lower leg (15), the second jackscrew sliding groove (34) is arranged at the lower part of the hexagonal forward screw (313), a boss is arranged at the top end of the leg transition sleeve (312), and the bottom end of the leg transition sleeve (312) is arranged on the pressure spring (12), the first jackscrew (14) penetrates through a lower supporting leg (15) and enters a second jackscrew sliding groove (34), the outer spline female sleeve (314) is arranged in the upper left branch pipe (311), the inner spline sleeve (44) is assembled at the lower part of the outer spline female sleeve (314), a first rotating groove (3141) is formed in the upper part of the outer spline female sleeve (314), the outer spline sleeve positioning screw (33) penetrates through the upper left branch pipe (311) and enters the first rotating groove (3141), the upper right supporting leg (32) comprises an upper right branch pipe (321), a leg length transition sleeve (322), a hexagonal reverse screw rod (323) and an outer spline long sleeve (324), a boss is arranged at the bottom end of the upper right branch pipe (321), the upper part of the hexagonal reverse screw rod (323) is arranged in the outer spline long sleeve (324), and the lower part of the hexagonal reverse screw rod (323) is arranged in the lower supporting leg (15), a second screw sliding groove (34) is formed in the lower portion of the hexagonal reverse screw rod (323), a boss is arranged at the top end of the leg long transition sleeve (322), the bottom end of the leg long transition sleeve (322) is placed on the leg pressure spring (12), a first jackscrew (14) penetrates through a lower leg (15) to enter the second screw sliding groove (34), an outer spline long sleeve (324) is arranged in the upper right branch pipe (321), an inner spline sleeve (44) is assembled on the lower portion of the outer spline long sleeve (324), a second rotating groove (3241) is formed in the upper portion of the outer spline long sleeve (324), and an outer spline sleeve positioning screw (33) penetrates through the upper right branch pipe (321) to enter the second rotating groove (3241).

5. The drawing bench integrated with a tool box as claimed in claim 4, wherein: the article box (4) comprises an upper layer box (41), a middle layer box (42), a bottom layer box (43), an inner spline sleeve (44), a shifting block (45), a positioning boss (46) and an inner spline sleeve positioning screw (47), wherein the upper layer box (41) of the left upper supporting leg (31) is arranged below the left upper supporting leg (311), the boss of the left upper supporting leg (311) is inserted into the hole of the upper layer box (41) of the left upper supporting leg (31), the upper layer box (41) of the right upper supporting leg (32) is arranged below the right upper supporting leg (321), the boss of the right upper supporting leg (321) is inserted into the hole of the upper layer box (41) of the right upper supporting leg (32), the boss on the support leg transition sleeve (312) is inserted into the hole of the bottom layer box (43) of the left upper supporting leg (31), the boss on the support leg transition sleeve (322) is inserted into the hole of the bottom layer box (43) of the right upper supporting leg (32), two internal spline housing (44) are respectively through internal spline housing set screw (47) are fixed in the downthehole of upper box (41) of upper left landing leg (31) and the downthehole of bottom box (43) of upper right landing leg (32), upper box (41) are in the top of middle level box (42), middle level box (42) are in the top of bottom box (43), upper box (41) with the hole below of middle level box (42) all is equipped with location boss (46), upper box (41) with the bottom surface of middle level box (42) all is equipped with shifting block (45).

6. The drawing bench integrated with a tool box as claimed in claim 2, wherein: but still including braking spherical universal wheel (5) and arrestment mechanism (7), 4 but braking spherical universal wheel (5) pass through the screw fixation 4 the bottom of landing leg lower part subassembly (1), arrestment mechanism (7) fixed mounting is two on preceding branch pipe (21).

7. The drawing bench integrated with a tool box as claimed in claim 6, wherein: the brakeable ball-shaped universal wheel (5) comprises a ball wheel (51), a ball wheel support (52), a ball (53), an outer frame body (54), a brake rod pressure spring (55), a pressing plate (56), a baffle plate (57), a ball-shaped universal wheel brake rod (58) and an outer frame body nut (59), wherein the ball (53) is installed in a hole of the ball wheel support (52), the ball wheel (51) is arranged in the ball wheel support (52), the ball wheel support (52) is arranged in the outer frame body (54), an outer frame body fixing hole (541) is formed in the top end of the outer frame body (54), the outer frame body (54) is fixed on the bottom surface of the support leg lower component (1) through screws, a brake rod pressure spring placing groove (542) is formed in the upper portion of the brake rod (54), the pressure spring (55) is placed in the brake rod placing groove (542), the pressing plate (56) is fixed at the top end of the brake lever pressure spring (55), the baffle plate (57) is fixed at the top of the brake lever pressure spring placing groove (542), the pressing plate (56) is arranged below the baffle plate (57), the upper part of the ball-shaped universal wheel brake lever (58) is arranged below the hexagonal rod through the brake lever through groove (13), the lower part of the ball universal wheel brake lever (58) is arranged above the ball wheel (51) by penetrating the outer frame body (54) and the outer frame body (54), a lower pressing lug boss (581) is fixed at the upper part of the spherical universal wheel brake lever (58), the pressing boss (581) is arranged above the pressing plate (56), the outer frame body nut (59) is simultaneously fixed at the bottom ends of the spherical wheel bracket (52) and the outer frame body (54), the outer frame body nut (59) enables the spherical wheel support (52) and the outer frame body (54) to be fixedly connected.

8. The drawing bench integrated with a tool box as claimed in claim 6, wherein: the braking mechanism (7) comprises a fixed seat (71), small leg locking columns (72), small leg locking column pressure springs (73), leg locking convex blocks (74), a rotating shaft (75), a leg locking cross rod (76) and a pin shaft (77), the two fixed seats (71) are respectively fixed on the inner sides of the two front upper branch pipes (21), a clamping groove (710) and a fixing groove (711) are formed in the fixed seat (71), the small leg locking columns (72) penetrate through the clamping groove (710) and the front upper branch pipes (21) and are arranged at the side ends of the front leg hexagonal inner rods (22), the small leg locking column pressure springs (73) are sleeved on the small leg locking columns (72), the small leg locking column pressure springs (73) are arranged in the clamping groove (710), one ends of the leg locking convex blocks (74) are arranged on the fixing groove (711) through the rotating shaft (75), and long round holes (741) are formed in the other ends of the leg locking convex blocks (74), two ends of the lock leg cross rod (76) are respectively installed on the other end of the lock leg protruding block (74) through the pin shaft (77), and the pin shaft (77) slides in the long round hole (741).