CN217959218U

CN217959218U - Portable outdoor drawing frame

Info

Publication number: CN217959218U
Application number: CN202222020311.7U
Authority: CN
Inventors: 田文; 吴晋; 刘志涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2022-12-06
Anticipated expiration: 2032-08-02

Abstract

The utility model provides a portable outdoor draft holder, including the drawing board, the rear side of drawing board is provided with two solid fixed cylinders, the positive bottom of drawing board is rotated through the solid fixed cylinder of round pin axle with the front side and is connected, two fixedly connected with left connecting rod and right connecting rod between the solid fixed cylinder, all set up and supporting component on left side connecting rod and the right connecting rod, the left side of solid fixed cylinder is provided with fixed centre gripping subassembly, the lower surface of left side connecting rod is provided with movable centre gripping subassembly, through putting the both sides of tree with fixing base and sliding seat to make the guide bar insert in the solid fixed cylinder, then tighten limiting screw and be located the constant head tank and avoid the guide bar to remove, then it is rotatory to rotate the handle and drive the lead screw, and the lead screw can drive the sliding seat at rotatory in-process and remove left, compresses tightly the trunk until the slipmat in sliding seat and the fixing base to fix the drawing support on the tree, make it keep stable, improve the efficiency and the precision of drawing.

Description

Portable outdoor drawing frame

Technical Field

The utility model relates to a draft holder technical field specifically is a portable outdoor draft holder.

Background

In outdoor drawing, copying is a very important content and link, is an important index for measuring hand-drawing capability, and generally needs to be carried out on an outdoor drawing frame when being used for outdoor copying.

The existing outdoor drawing frame is placed on the ground to support when in use, and often can draw under a tree in hot summer, and because of general unevenness of the outdoor ground, the drawing frame is difficult to place stably, thereby influencing drawing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable outdoor draft holder has and fixes the drawing support on the tree, makes it remain stable, can not influence the advantage of drawing.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a portable outdoor draft holder, includes the drawing board, the rear side of drawing board is provided with two solid fixed cylinders, the positive bottom of drawing board is rotated through the solid fixed cylinder of round pin axle with the front side and is connected, two fixedly connected with left connecting rod and right connecting rod between the solid fixed cylinder, all set up and supporting component on left side connecting rod and the right connecting rod, the left side of solid fixed cylinder is provided with fixed centre gripping subassembly, the lower surface of left side connecting rod is provided with movable centre gripping subassembly.

Preferably, the following components: the supporting component comprises a supporting rod, a sliding rod, a limiting block and a spring, through holes are formed in the left connecting rod and the right connecting rod, one end of the sliding rod is fixedly connected with the limiting block, the other end of the sliding rod penetrates through the through holes and is fixedly connected with the supporting rod, the spring sleeve is arranged on the outer surface of the sliding rod, and the top end of the supporting rod is connected with the drawing board in a clamping mode.

Preferably, the following components: the top fixedly connected with gag lever post of bracing piece, a plurality of spacing grooves corresponding with the gag lever post have all been seted up to the left and right sides of drawing board.

Preferably: fixed centre gripping subassembly includes mounting panel and fixing base, the equal fixedly connected with guide bar in both ends around the mounting panel right side, the constant head tank has been seted up to the right-hand member of guide bar in the inside of solid fixed cylinder, guide bar and solid fixed cylinder sliding connection, the lower surface threaded connection of solid fixed cylinder has the stop screw with constant head tank looks adaptation, the left side and the mounting panel fixed connection of fixing base, first recess has been seted up on the right side of fixing base.

Preferably, the following components: the movable clamping assembly comprises a fixed plate, a movable seat, a lead screw and a handle, the upper surface of the fixed plate is fixedly connected with the left connecting rod, one end of the lead screw is rotatably connected with the movable seat through a bearing, the other end of the lead screw penetrates through the fixed plate and is fixedly connected with the handle, the lead screw is in threaded connection with the fixed plate, and a second groove is formed in the left side of the movable seat.

Preferably: the equal fixedly connected with movable rod in both ends around the sliding seat right side, the right-hand member of movable rod runs through the fixed plate, movable rod and fixed plate sliding connection.

Preferably, the following components: the inner walls of the first groove and the second groove are fixedly connected with anti-slip pads, and the anti-slip pads are made of rubber materials.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through putting the both sides of tree with fixing base and sliding seat, and make the guide bar insert in the solid fixed cylinder, then it avoids the guide bar to remove to screw up stop screw to be located the constant head tank, then it is rotatory to rotate the handle and drive the lead screw, because lead screw and fixed plate threaded connection, the lead screw can drive the sliding seat at rotatory in-process and remove left this moment, until the slipmat in sliding seat and the fixing base compresses tightly the trunk, thereby fix the drawing support on the tree, make it remain stable, can avoid the problem appearance that the uneven influence drawing in ground.

2. Drive slide bar and stopper through the pulling bracing piece and remove and compression spring, then the rotatory bracing piece makes the stopper corresponding with the position in spacing groove, loosen the restoring force that the bracing piece passes through the spring after that and make stopper and spacing groove joint to support the drawing board, be located the position of spacing inslot through changing the stopper and can adjust the inclination of drawing board, thereby conveniently carry out drawing work, the drawing board can laminate with the solid fixed cylinder when not using, thereby be convenient for carry.

Drawings

FIG. 1 is a view of the overall structure of the utility model;

fig. 2 is a schematic rear view of the present invention;

fig. 3 is a schematic structural view of the fixing and clamping assembly of the present invention;

fig. 4 is a schematic structural view of the movable clamping assembly of the present invention;

fig. 5 is a schematic view of a part of the structure of the support assembly of the present invention.

In the figure: 1. drawing boards; 2. a fixed cylinder; 3. a left connecting rod; 4. a right connecting rod; 5. a support assembly; 6. fixing the clamping assembly; 7. a movable clamping assembly; 8. a pin shaft; 9. a non-slip mat; 501. a support bar; 502. a slide bar; 503. a limiting block; 504. a spring; 505. a through hole; 506. a limiting rod; 507. a limiting groove; 601. mounting a plate; 602. a fixed seat; 603. a guide rod; 604. positioning a groove; 605. a limit screw; 606. a first groove; 701. a fixing plate; 702. a movable seat; 703. a screw rod; 704. a handle; 705. a second groove; 706. a movable rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a portable outdoor drawing frame, includes drawing board 1, the rear side of drawing board 1 is provided with two solid fixed cylinder 2, and the front bottom of drawing board 1 is rotated with solid fixed cylinder 2 of front side through round pin axle 8 and is connected, fixedly connected with left connecting rod 3 and right connecting rod 4 between two solid fixed cylinder 2, all set up on left connecting rod 3 and the right connecting rod 4 with supporting component 5, and the left side of solid fixed cylinder 2 is provided with fixed centre gripping subassembly 6, and the lower surface of left connecting rod 3 is provided with activity centre gripping subassembly 7.

In this embodiment, specifically: the supporting component 5 comprises a supporting rod 501, a sliding rod 502, a limiting block 503 and a spring 504, through holes 505 are formed in the left connecting rod 3 and the right connecting rod 4, one end of the sliding rod 502 is fixedly connected with the limiting block 503, the other end of the sliding rod 502 penetrates through the through hole 505 and is fixedly connected with the supporting rod 501, the spring 504 is sleeved on the outer surface of the sliding rod 502, the top end of the supporting rod 501 is clamped with the drawing board 1, the supporting rod 501 is pulled to drive the sliding rod 502 and the limiting block 503 to move and compress the spring 504, then the supporting rod 501 is rotated to enable the limiting block 503 to correspond to the limiting groove 507, and then the limiting block 503 is clamped with the limiting groove 507 by loosening the restoring force of the supporting rod 501 through the spring 504, so that the drawing board 1 is supported.

In this embodiment, specifically: the top fixedly connected with gag lever post 506 of bracing piece 501, a plurality of spacing grooves 507 corresponding with gag lever post 506 have all been seted up to drawing board 1's the left and right sides, and the position that changes stopper 503 and be located spacing groove 507 can be adjusted drawing board 1's inclination to the convenient work of drawing that carries on.

In this embodiment, specifically: fixed centre gripping subassembly 6 includes mounting panel 601 and fixing base 602, the equal fixedly connected with guide bar 603 in both ends around mounting panel 601 right side, the constant head tank 604 has been seted up to the right-hand member of guide bar 603 in the inside of solid fixed cylinder 2, guide bar 603 and solid fixed cylinder 2 sliding connection, the lower surface threaded connection of solid fixed cylinder 2 has the stop screw 605 with constant head tank 604 looks adaptation, the left side and the mounting panel 601 fixed connection of fixing base 602, first recess 606 has been seted up on the right side of fixing base 602, it breaks away from constant head tank 604 to unscrew stop screw 605, then take fixed centre gripping subassembly 6 out from solid fixed cylinder 2 together with guide bar 603, thereby can put the one side of tree with fixing base 602, the equal fixedly connected with slipmat 9 of inner wall of first recess 606 and second recess 705, slipmat 9 is the rubber material, slipmat 9 increase and the frictional force between first recess 606 and the second recess 705, better fix with the trunk.

In this embodiment, specifically: the movable clamping assembly 7 comprises a fixed plate 701, a movable seat 702, a screw rod 703 and a handle 704, the upper surface of the fixed plate 701 is fixedly connected with the left connecting rod 3, one end of the screw rod 703 is rotatably connected with the movable seat 702 through a bearing, the other end of the screw rod 703 penetrates through the fixed plate 701 and is fixedly connected with the handle 704, the screw rod 703 is in threaded connection with the fixed plate 701, a second groove 705 is formed in the left side of the movable seat 702, the handle 704 is rotated to drive the screw rod 703 to rotate, the screw rod 703 can drive the movable seat 702 to move leftwards in the rotating process at the moment, until the anti-skid pads 9 in the movable seat 702 and the fixed seat 602 compress a trunk, the front end and the rear end on the right side of the movable seat 702 are respectively and fixedly connected with a movable rod 706, the right end of the movable rod 706 penetrates through the fixed plate 701, the movable rod 706 is slidably connected with the fixed plate 701, the movable rod 706 enables the movable seat 702 to move more stably, and the movable seat 702 is prevented from rotating along with the screw rod 703.

The utility model discloses at the during operation: firstly, the limit screw 605 is unscrewed from the positioning groove 604, then the fixed clamping assembly 6 and the guide rod 603 are pulled out from the fixed cylinder 2, then the fixed seat 602 and the movable seat 702 are placed on two sides of a tree, the guide rod 603 is inserted into the fixed cylinder 2, then the limit screw 605 is screwed down to be positioned in the positioning groove 604 to prevent the guide rod 603 from moving, then the handle 704 is rotated to drive the screw rod 703 to rotate, because the screw rod 703 is in threaded connection with the fixed plate 701, the screw rod 703 can drive the movable seat 702 to move leftwards in the rotating process until the movable seat 702 and the anti-skid pad 9 in the fixed seat 602 press the trunk, then the support rod 501 is pulled to drive the slide rod 502 and the limit block 503 to move and compress the spring 504, then the support rod 501 is rotated to enable the position of the limit block 503 to correspond to the position of the limit groove 507, then the support rod 501 is loosened to enable the limit block 503 to be clamped with the limit groove 507 through the restoring force of the spring 504, so as to support the drawing board 1, and the inclination angle of the drawing board 1 can be adjusted by changing the position of the limit block 503 in the limit groove 507, thereby facilitating the drawing work.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a portable outdoor drawing frame, includes drawing board (1), its characterized in that, the rear side of drawing board (1) is provided with two solid fixed cylinder (2), the front bottom of drawing board (1) is rotated through round pin axle (8) and solid fixed cylinder (2) of front side and is connected, two fixedly connected with left connecting rod (3) and right connecting rod (4) between solid fixed cylinder (2), all set up on left connecting rod (3) and right connecting rod (4) and support component (5), the left side of solid fixed cylinder (2) is provided with fixed centre gripping subassembly (6), the lower surface of left side connecting rod (3) is provided with activity centre gripping subassembly (7).

2. A portable outdoor drawing frame according to claim 1, wherein: support assembly (5) include bracing piece (501), slide bar (502), stopper (503) and spring (504), through-hole (505) have all been seted up on left side connecting rod (3) and right connecting rod (4), the one end and stopper (503) fixed connection of slide bar (502), the other end of slide bar (502) run through-hole (505) and with bracing piece (501) fixed connection, the surface at slide bar (502) is established in spring (504) cover, the top and drawing board (1) joint of bracing piece (501).

3. A portable outdoor drawing frame according to claim 2, wherein: the top fixedly connected with gag lever post (506) of bracing piece (501), a plurality of spacing grooves (507) corresponding with gag lever post (506) have all been seted up to the left and right sides of drawing board (1).

4. A portable outdoor drawing holder according to claim 3, wherein: fixed centre gripping subassembly (6) include mounting panel (601) and fixing base (602), the equal fixedly connected with guide bar (603) in both ends around mounting panel (601) right side, constant head tank (604) have been seted up to the right-hand member that guide bar (603) are located the inside of solid fixed cylinder (2), guide bar (603) and solid fixed cylinder (2) sliding connection, the lower surface threaded connection of solid fixed cylinder (2) has stop screw (605) with constant head tank (604) looks adaptation, the left side and mounting panel (601) fixed connection of fixing base (602), first recess (606) have been seted up on the right side of fixing base (602).

5. A portable outdoor drawing stand according to claim 4, wherein: the utility model discloses a portable clamping device, including activity centre gripping subassembly (7), activity centre gripping subassembly (701), sliding seat (702), lead screw (703) and handle (704), the upper surface and left connecting rod (3) fixed connection of fixed plate (701), the one end of lead screw (703) is passed through the bearing and is connected with sliding seat (702) rotation, the other end of lead screw (703) run through fixed plate (701) and with handle (704) fixed connection, lead screw (703) and fixed plate (701) threaded connection, second recess (705) have been seted up to the left side of sliding seat (702).

6. A portable outdoor drawing frame according to claim 5, wherein: the equal fixedly connected with movable rod (706) in both ends around movable seat (702) right side, fixed plate (701) is run through to the right-hand member of movable rod (706), movable rod (706) and fixed plate (701) sliding connection.

7. A portable outdoor drawing holder according to claim 6, wherein: the inner walls of the first groove (606) and the second groove (705) are fixedly connected with anti-slip pads (9), and the anti-slip pads (9) are made of rubber.