CN218737786U

CN218737786U - Portable draft holder that architectural design used

Info

Publication number: CN218737786U
Application number: CN202222957239.0U
Authority: CN
Inventors: 武丽平; 力晓霞
Original assignee: Shanxi Kaidi Architectural Design And Planning Co ltd
Current assignee: Shanxi Kaidi Architectural Design And Planning Co ltd
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-03-28
Anticipated expiration: 2032-11-07

Abstract

The utility model discloses a portable drawing frame for architectural design, which comprises a folding chair, a folding frame and a connecting mechanism for connecting the folding chair and the folding frame, wherein the connecting mechanism is arranged at one side of the folding chair, in the connecting mechanism, a first connecting rod and a second connecting rod are respectively hinged on two groups of movable parts of the folding chair, the first connecting rod and the second connecting rod are kept hinged, the front side end of the second connecting rod is rotatably provided with a connecting plate, and a first adjusting mechanism is linked with the connecting plate; the folding leg is installed on the connecting plate in a matched manner, in the folding leg, the rotating seat is installed on the connecting plate, the telescopic sleeve is hinged to the rotating seat, the second adjusting mechanism is linked with the telescopic sleeve, and the upper clamping plate and the lower clamping plate are installed on the telescopic sleeve in a matched manner to fix the drawing board. The utility model discloses in, the easel is combined and is synchronous folding with required seat is supporting, can improve the convenience that the easel transported, carried, was saved.

Description

Portable draft holder that architectural design used

Technical Field

The utility model relates to an architectural design technical field, specific portable draft holder that architectural design used that says so.

Background

Before various buildings are built, the related building industries are required to be designed according to the actual situation on site, design requirements are combined, construction is carried out through a construction side, design drawings are drawn according to actual scenes on site for personnel in the aspect of building design, and related sketches are drawn on related meetings of building design, teaching is convenient for students of building design, a drafting frame for building design is required to be equipped for the drafting personnel, the traditional drafting frame is adjusted in angle through a telescopic support, the height is adjusted, the drafting plate is fixed, in the using process of a user, a seat is separated from the drafting frame, the drafting frame and the seat are required to be carried in the aspects of site drawing, meeting scene arrangement and the like, a great deal of inconvenience is caused, and a great deal of inconvenience is caused when the traditional drafting frame is used in the occasions such as site drawing, conference sketches and teaching drawing.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned weak point that exists among the prior art, the utility model aims at providing a portable draft holder that architectural design used, the draft holder makes up and fold in step with required seat is supporting, can improve the convenience that the draft holder transported, carried, was saved.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: a portable drawing frame for architectural design comprises a folding chair, a folding frame and a connecting mechanism for connecting the folding chair and the folding frame, wherein the connecting mechanism is arranged on one side of the folding chair and comprises a first connecting rod, a second connecting rod, a connecting plate and a first adjusting mechanism; the folding leg is supporting to be installed on the connecting plate, and the folding leg is including rotating seat, telescopic sleeve, second adjustment mechanism, rotate the seat and rotate and install on the connecting plate, telescopic sleeve keeps articulated with rotating the seat, and the second adjustment mechanism is supporting to be installed on rotating the seat and to link mutually with telescopic sleeve, last upper plate, the lower plate of still supporting installation of telescopic sleeve, and the centre gripping has the drawing board on upper plate and the lower plate.

In some of them implementation, for guaranteeing that the folding chair can effectively fold and withdraw, open the posture regulation that supports, can receive and release in step through driving coupling mechanism when the folding chair posture is adjusted simultaneously, provide following technical scheme. The folding chair comprises a long leg support, a short leg support, a seat plate and a chair back, wherein the top end of the short leg support is hinged to the middle section of the long leg support and arranged on the rear side of the long leg support, the chair back is fixedly connected to the top of the long leg support, the middle section of the seat plate is hinged to the middle section of the long leg support, the seat plate is arranged below the connecting position of the long leg support and the short leg support, a first sliding column is fixedly connected to the rear end of the seat plate, and a first guide groove which is combined with the first sliding column in a sliding mode is formed in the short leg support.

On the basis of the technical scheme of the folding chair, in order to ensure that the connecting mechanism can be synchronously driven to be synchronously folded or unfolded in the folding and unfolding posture adjustment process of the folding chair, the following technical scheme of matching combination of the folding chair and the connecting mechanism is provided. One end of the first connecting rod is rotatably installed on the short leg support, the other end of the first connecting rod is hinged to the rear side end of the second connecting rod, the middle section of the second connecting rod is rotatably installed on the long leg support, the middle section of the second connecting rod is hinged to one end of the supporting rod, the supporting rod is arranged on the front side of the long leg support, the other end of the supporting rod is fixedly connected with the second sliding column, and the long leg support is provided with a second guide groove in sliding combination with the second sliding column.

In some of the implementations, in order to ensure that the first adjusting mechanism can effectively adjust the inclination direction of the connecting plate, and further ensure that the user draws the design drawing on the drawing board in a comfortable body posture, the following technical scheme about the first adjusting mechanism is provided. The first adjusting mechanism comprises a sliding sleeve and a third connecting rod, the sliding sleeve is sleeved on the second connecting rod in a sliding mode, a fastening bolt which is abutted to the second connecting rod is screwed on the sliding sleeve, and two ends of the third connecting rod are hinged to the connecting plate and the sliding sleeve respectively.

In some of the implementations, in order to ensure that the telescopic sleeve can control the upper clamping plate and the lower supporting plate to be effectively fixed on the drawing board, the following technical scheme about the telescopic sleeve is provided. The telescopic sleeve comprises a first sleeve, a second sleeve and a third sleeve which are sequentially sleeved from outside to inside, the bottom end of the first sleeve is hinged to the rotating seat, the top end of the first sleeve is screwed with a first thread sleeve used for fixing the second sleeve, the top end of the second sleeve is screwed with a second thread sleeve used for fixing the third sleeve, the upper clamp plate is fixed at the top end of the third sleeve, and the lower clamp plate is fixed at the top end of the first sleeve.

On the basis of the above technical solution regarding the telescopic sleeve, in order to ensure that the second adjusting mechanism can perform angle adjustment on the telescopic sleeve and the drawing board fixed thereon, the following technical solution regarding the second adjusting mechanism is provided. The second adjusting mechanism comprises a guide sleeve, a threaded rod and a rotary sleeve, the guide sleeve is rotatably installed on the rotating seat and arranged at the front side end of the telescopic sleeve, a guide groove in sliding insertion connection with the guide sleeve is formed in the outer side wall of the threaded rod, and the rotary sleeve is rotatably installed at one end of the guide sleeve and keeps rotary connection with the threaded rod.

The utility model has the advantages that: when drawing the design drawing on the spot, perhaps teaching, during the meeting in-process draws the design drawing, the disclosed portable drawing frame of this application can be folded fast, at first fold folding chair, in this in-process through coupling mechanism area join in marriage the folding leg and fold in step, in order to reduce the whole volume of portable drawing frame, convenient storage, transportation and carry, obvious advantage has, simultaneously through first adjustment mechanism, second adjustment mechanism's cooperation work, in order to adjust the drawing board that is fixed in on the telescopic tube, can guarantee that the user draws the architectural design drawing with suitable health gesture.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of another view angle of the present invention;

FIG. 3 is an enlarged detail view of portion A of FIG. 2;

fig. 4 is a schematic structural diagram of another view angle of the present invention.

In the figure: the novel multifunctional chair comprises a first connecting rod 1, a second connecting rod 2, a connecting plate 3, a rotating seat 4, an upper clamping plate 5, a lower clamping plate 6, a drawing board 7, a long leg support 8, a short leg support 9, a seat 10, a chair back 11, a first guide groove 12, a support rod 13, a second guide groove 14, a sliding sleeve 15, a third connecting rod 16, a first sleeve 17, a second sleeve 18, a third sleeve 19, a first threaded sleeve 20, a second threaded sleeve 21, a guide sleeve 22, a threaded rod 23, a screwing sleeve 24 and a guide groove 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 work belong to the protection scope of the present invention.

Please refer to fig. 1-4, a portable drawing frame for architectural design, comprising a folding chair, a folding frame and a connecting mechanism for connecting the folding chair and the folding frame, wherein the connecting mechanism is arranged at one side of the folding chair and comprises a first connecting rod 1, a second connecting rod 2, a connecting plate 3 and a first adjusting mechanism, the first connecting rod 1 and the second connecting rod 2 are respectively hinged on two groups of movable components of the folding chair, the first connecting rod 1 and the second connecting rod 2 are hinged, the front side end of the second connecting rod 2 is rotatably provided with the connecting plate 3, and the first adjusting mechanism is arranged on the second connecting rod 2 in a matching way and linked with the connecting plate 3; the folding leg is supporting to be installed on connecting plate 3, and the folding leg is including rotating seat 4, telescopic sleeve, second adjustment mechanism, rotates seat 4 and rotates and install on connecting plate 3, and telescopic sleeve keeps articulated with rotating seat 4, and the second adjustment mechanism is supporting to be installed on rotating seat 4 and to link mutually with telescopic sleeve, and last still supporting upper plate 5, the lower plate 6 of installing of telescopic sleeve, and the centre gripping has drawing board 7 on upper plate 5 and the lower plate 6.

When drawing design drawing on the spot, perhaps teaching, when drawing design drawing in the meeting in-process, the disclosed portable drawing frame of this application can be folded fast, at first fold folding chair, in this in-process through coupling mechanism area coupling folding in step to reduce the whole volume of portable drawing frame, convenient storage, transport and carry have obvious advantage, simultaneously through first adjustment mechanism, second adjustment mechanism's cooperation work, with adjusting being fixed in drawing board 7 on the telescopic tube, can guarantee that the user draws architectural design drawing with suitable health gesture.

In some of them implementation, for guaranteeing that the folding chair can effectively fold and withdraw, open the posture regulation that supports, can receive and release in step through driving coupling mechanism when the folding chair posture is adjusted simultaneously, provide following technical scheme.

The folding chair comprises a long leg support 8, a short leg support 9, a seat board 10 and a chair back 11, wherein the top end of the short leg support 9 is hinged to the middle section of the long leg support 8 and arranged on the rear side of the long leg support 8, the chair back 11 is fixedly connected to the top of the long leg support 8, the middle section of the seat board 10 is hinged to the middle section of the long leg support 8, the seat board 10 is arranged below the connection position of the long leg support 8 and the short leg support 9, a first sliding column is fixedly connected to the rear end of the seat board 10, and a first guide groove 12 combined with the first sliding column in a sliding mode is formed in the short leg support 9.

The long leg support 8 comprises two sets of long legs arranged side by side, the short leg support 9 comprises two sets of short legs arranged side by side, the two sets of long legs are fixedly connected through a long leg connecting rod, the two sets of short legs are connected through a short leg connecting rod, so that the self stability of the long leg support 8 and the short leg support 9 is ensured, and the first guide groove 12 is arranged on the short legs.

When the folding chair is folded, the short leg support 9 is controlled to be drawn close to one side of the long leg support 8, the first sliding column is driven to slide along the lower part of the first guide groove 12, the seat plate 10 is further enabled to be overturned to the vertical direction and drawn close to one side of the long leg support 8, at the moment, the long leg support 8, the short leg support 9 and the seat plate 10 are uniformly arranged on the same direction, the whole occupation space of the folding chair behind the position is reduced, and the folding chair is convenient to carry, transport and store.

On the basis of the technical scheme of the folding chair, in order to ensure that the connecting mechanism can be synchronously driven to be synchronously folded or unfolded in the folding and unfolding posture adjustment process of the folding chair, the following technical scheme of matching combination of the folding chair and the connecting mechanism is provided.

One end of the first connecting rod 1 is rotatably installed on the short leg support 9, the other end of the first connecting rod 1 is hinged to the rear side end of the second connecting rod 2, the middle section of the second connecting rod 2 is rotatably installed on the long leg support 8, the middle section of the second connecting rod 2 is hinged to one end of a supporting rod 13, the supporting rod 13 is arranged on the front side of the long leg support 8, the other end of the supporting rod 13 is fixedly connected with a second sliding column, and a second guide groove 14 which is slidably combined with the second sliding column is formed in the long leg support 8.

The first connecting rod 1 is rotatably mounted on the short leg connecting rod, the second connecting rod 2 is rotatably mounted on the long leg connecting rod, and the second guide groove 14 is opened on the long leg.

The folding chair can drive the front side end of the first connecting rod 1 and the rear side end of the second connecting rod 2 to overturn downwards in the folding process of the folding chair, so that the first connecting rod 1 and the second connecting rod 2 are respectively drawn close to the short leg support 9 and the long leg support 8, and then the front side end of the second connecting rod 2 is upwards overturned, so that the folding effect of the connecting mechanism is realized, and then the folding frame part can be guaranteed to be drawn close to the folding chair synchronously, and then the folding of the folding frame is realized.

In some of these implementations, in order to ensure that the first adjusting mechanism can effectively adjust the inclination direction of the connecting plate 3, and thus ensure that the user draws the design drawing on the drawing board 7 in a comfortable body posture, the following technical solution regarding the first adjusting mechanism is provided.

The first adjusting mechanism comprises a sliding sleeve 15 and a third connecting rod 16, the sliding sleeve 15 of the sliding sleeve 15 is connected onto the second connecting rod 2, a fastening bolt which is abutted to the second connecting rod 2 is connected onto the sliding sleeve 15 in a rotating mode, and two ends of the third connecting rod 16 are hinged to the connecting plate 3 and the sliding sleeve 15 respectively.

The front side of connecting plate 3 is articulated with the preceding side of second connecting rod 2, and the rear side of connecting rod is articulated with third connecting rod 16, when control slip cap 15 slides along second connecting rod 2, can drive connecting plate 3 through third connecting rod 16 and rotate to adjust the inclination of connecting plate 3, and then regard as slide inclination's regulation mode, in order to improve the flexibility ratio that the folding leg adjusted.

In some of the embodiments, in order to ensure that the telescopic sleeve can control the upper clamping plate 5 and the lower frame plate to be effectively fixed on the drawing board, the following technical scheme about the telescopic sleeve is provided.

The telescopic sleeve comprises a first sleeve 17, a second sleeve 18 and a third sleeve 19 which are sequentially sleeved from outside to inside, the bottom end of the first sleeve 17 is hinged to the rotating base 4, the top end of the first sleeve 17 is screwed with a first threaded sleeve 20 used for fixing the second sleeve 18, the top end of the second sleeve 18 is screwed with a second threaded sleeve 21 used for fixing the third sleeve 19, the upper clamp plate 5 is fixed at the top end of the third sleeve 19, and the lower clamp plate 6 is fixed at the top end of the first sleeve 17.

Through the flexible of second sleeve 18, third sleeve 19, can adjust the interval between punch holder 5 and the lower plate 6, and then can stabilize fixedly not unidimensional drawing board 7.

First thread bush 20, second thread bush 21 adopts the technical scheme of traditional expansion bracket with the telescopic compound mode that corresponds, promptly at first sleeve 17, second sleeve 18 top all is equipped with the external screw thread of taking the breach, the external screw thread with corresponding first thread bush 20, second thread bush 21 keeps turning round and connects, at first thread bush 20, second thread bush 21 connects soon to first sleeve 17, when on the second sleeve 18, can compress tightly the port on

first sleeve

17, 18 tops of second sleeve respectively, and then fix second sleeve 18, third sleeve 19 respectively, in order to guarantee telescopic sleeve overall stability.

On the basis of the above technical solution regarding the telescopic sleeve, in order to ensure that the second adjustment mechanism can perform an angular adjustment of the telescopic sleeve and the drawing board 7 fixed thereon, the following technical solution regarding the second adjustment mechanism is provided.

The second adjusting mechanism comprises a guide sleeve 22, a threaded rod 23 and a rotary sleeve 24, the guide sleeve 22 is rotatably mounted on the rotating seat 4 and is arranged at the front side end of the telescopic sleeve, a guide groove 25 in sliding insertion connection with the guide sleeve 22 is formed in the outer side wall of the threaded rod 23, and the rotary sleeve 24 is rotatably mounted at one end of the guide sleeve 22 and keeps rotary connection with the threaded rod 23.

When rotating nipple 24, can drive threaded rod 23 and slide along uide bushing 22, and then realize adjusting telescopic's angle, with the cooperation operation of a regulating mechanism to the realization is adjusted drawing board 7's inclination, convenience when guaranteeing the user and drawing the architectural design drawing.

Through the rotation of adjustment rotation seat 4, can be to telescopic sleeve and the 7 rotations of drawing board of fixing on it to make things convenient for drawing board 7 to the lopsidedness, the person of facilitating the use controls drawing board 7 and rotates the scene in order to observe the place ahead.

Have connect fixing bolt on rotating seat 4 top spin, and fixing bolt offsets with connecting plate 3 for it is fixed to rotating seat 4, rotate seat 4 and take place invalid rotation when avoiding drawing architectural design drawing, in order to guarantee drawing stability.

Before folding at folding chair, connect cover 24 to slide with drive threaded rod 23 soon through rotating, and then make telescopic sleeve overturn downwards and laminate with connecting plate 3, so that telescopic sleeve arranges along 2 directions of second connecting rod, folding in folding chair in order to order about second connecting rod 2 and draw close to long leg support 8 rather than the telescopic sleeve that the syntropy was arranged in step, the realization is to the whole folding of portable drawing frame, portable drawing frame occupation space after folding is little, can be effectively to its storage, transport, carry.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a portable draft holder that architectural design used which characterized in that: the foldable chair comprises a foldable chair, a foldable frame and a connecting mechanism for connecting the foldable chair and the foldable frame, wherein the connecting mechanism is arranged on one side of the foldable chair and comprises a first connecting rod (1), a second connecting rod (2), a connecting plate (3) and a first adjusting mechanism, the first connecting rod (1) and the second connecting rod (2) are respectively hinged to two groups of movable parts of the foldable chair, the first connecting rod (1) and the second connecting rod (2) are hinged, the connecting plate (3) is rotatably installed at the front side end of the second connecting rod (2), and the first adjusting mechanism is installed on the second connecting rod (2) in a matched manner and linked with the connecting plate (3); the folding leg is supporting to be installed on connecting plate (3), and the folding leg is including rotating seat (4), telescopic sleeve, second adjustment mechanism, rotate seat (4) and rotate and install on connecting plate (3), telescopic sleeve keeps articulated with rotating seat (4), and second adjustment mechanism is supporting to be installed on rotating seat (4) and to link mutually with telescopic sleeve, last supporting punch holder (5), the lower plate (6) of still installing of telescopic sleeve, and the centre gripping has drawing board (7) on punch holder (5) and lower plate (6).

2. A portable drawing frame for architectural design according to claim 1, wherein: the folding chair comprises a long leg support (8), a short leg support (9), a seat (10) and a chair back (11), wherein the top end of the short leg support (9) is hinged to the middle section of the long leg support (8) and arranged at the rear side of the long leg support (8), the chair back (11) is fixedly connected to the top of the long leg support (8), the middle section of the seat (10) is hinged to the middle section of the long leg support (8), the seat (10) is arranged below the connecting position of the long leg support (8) and the short leg support (9), a first sliding column is fixedly connected to the rear end of the seat (10), and a first guide groove (12) which is combined with the first sliding column in a sliding mode is formed in the short leg support (9).

3. A portable drawing frame for architectural design according to claim 2, wherein: one end of a first connecting rod (1) is rotatably installed on the short leg support (9), the other end of the first connecting rod (1) is hinged to the rear side end of a second connecting rod (2), the middle section of the second connecting rod (2) is rotatably installed on the long leg support (8), the middle section of the second connecting rod (2) is hinged to one end of a supporting rod (13), the supporting rod (13) is arranged on the front side of the long leg support (8), the other end of the supporting rod (13) is fixedly connected with a second sliding column, and a second guide groove (14) which is slidably combined with the second sliding column is formed in the long leg support (8).

4. A portable drawing frame for architectural design according to claim 1, wherein: the first adjusting mechanism comprises a sliding sleeve (15) and a third connecting rod (16), the sliding sleeve (15) is slidably sleeved on the second connecting rod (2), a fastening bolt which is abutted to the second connecting rod (2) is connected to the sliding sleeve (15) in a rotating mode, and two ends of the third connecting rod (16) are hinged to the connecting plate (3) and the sliding sleeve (15) respectively.

5. A portable drawing frame for architectural design according to claim 1, wherein: the telescopic sleeve comprises a first sleeve (17), a second sleeve (18) and a third sleeve (19) which are sequentially sleeved from outside to inside, the bottom end of the first sleeve (17) is hinged to the rotating seat (4), the top end of the first sleeve (17) is screwed with a first threaded sleeve (20) used for fixing the second sleeve (18), the top end of the second sleeve (18) is screwed with a second threaded sleeve (21) used for fixing the third sleeve (19), the upper clamping plate (5) is fixed at the top end of the third sleeve (19), and the lower clamping plate (6) is fixed at the top end of the first sleeve (17).

6. A portable drawing frame for architectural design according to claim 5, wherein: the second adjusting mechanism comprises a guide sleeve (22), a threaded rod (23) and a rotary connecting sleeve (24), wherein the guide sleeve (22) is rotatably installed on the rotating seat (4) and arranged at the front side end of the telescopic sleeve, a guide groove (25) which is slidably inserted into the guide sleeve (22) is formed in the outer side wall of the threaded rod (23), and the rotary connecting sleeve (24) is rotatably installed at one end of the guide sleeve (22) and keeps rotary connection with the threaded rod (23).