CN213768130U - Portable canvas mounting rack structure - Google Patents

Abstract

The utility model discloses a portable canvas mounting bracket structure, expand including left machine, one side fixed mounting that left side machine expanded has the hinge, the opposite side fixed mounting of hinge has right machine to expand, the top that left side machine expanded and right machine expanded all cup joints and installs and take out the pole, the top of taking out the pole on connects fixed mounting to have a loop bar, the bottom that left side machine expanded and right machine expanded all cup joints and installs down and take out the pole, the bottom of taking out the pole all fixed mounting have down the loop bar down. The device passes through the loop bar and takes out the cooperation of pole, the device can realize carrying out certain size's regulation to it according to canvas size, avoided because of the single restriction that leads to certain size's mounting bracket only can fix certain size's canvas of mounting bracket structure, the device can expand through left side machine and right side machine and expand between the hinge of connection installation can realize folding the device, and fix through the hasp, the occupation space of the device that reduces to a certain extent, make it conveniently carry more.

Description

Portable canvas mounting rack structure

Technical Field

The utility model relates to an oil painting equipment technical field specifically is a portable canvas mounting bracket structure.

Background

The canvas is made up by coating a specific cloth base material with a coating layer for preventing the penetration of oil, solvent and water, and is used for painting canvas, painting, indoor and outdoor advertisement, lamp box, etc. the canvas is made up of compact and smooth cotton canvas, flax and chemical fibre cloth.

The existing canvas mounting rack structure is generally simple, the size of the canvas mounting rack structure is fixed, the canvas mounting rack structure cannot be adjusted according to the size of the canvas size, the mounting rack can only be replaced when the size is inappropriate, the utilization rate of the canvas mounting rack structure is low, the existing canvas mounting rack structure is fixed, the canvas mounting rack structure cannot be folded, and the canvas mounting rack structure is inconvenient to carry.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable canvas mounting bracket structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a portable canvas mounting bracket structure, expands including left machine, one side fixed mounting that left side machine expands has the hinge, the opposite side fixed mounting of hinge expands on the right side machine, the top that left side machine expands and right machine expands all cup joints and installs and take out the pole, the top of taking out the pole all fixed mounting have a loop bar, left side machine expands and all cup joints with the bottom that right machine expands and install down and take out the pole, the bottom of taking out the pole all fixed mounting down has a loop bar down, the inside of going up loop bar and loop bar down all cup joints and installs and violently take out the pole, the left side that left side machine expands and the right side machine expands cup joints respectively and installs left side and take out the pole on the right side, the end of taking out pole on a left side and right side and taking out the pole respectively fixed mounting have left loop bar and right loop bar, the inside of left side loop bar and right loop bar cup joints and installs and indulge and takes out the pole.

Preferably, the back surfaces of the left mechanical expander and the right mechanical expander are both provided with an adjusting groove.

Preferably, go up to take out the pole, take out the pole down, take out the pole and take out the pole with the right side and take out the pole cup joint and expand a termination fixed mounting that inside with the right side machine is expanded to the left side machine and have a screw thread post, the screw thread post runs through out the adjustment tank and the surface cup joints and installs fastening bolt.

Preferably, the number of the upper loop bars and the lower loop bars is one, and hinges are fixedly installed between every two upper loop bars and every two lower loop bars.

Preferably, a handle is fixedly arranged on the surface of the left loop bar.

Preferably, a connecting angle is fixedly installed between the longitudinal drawing rod and the transverse drawing rod which are close to each other, and a lock catch is fixedly installed on the side surface of each of the two connecting angles in the horizontal direction.

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

this portable canvas mounting bracket structure, the device pass through the loop bar and take out the cooperation of pole, and the device can realize carrying out certain size's regulation to it according to the size of canvas size, has avoided because of the mounting bracket single structure, and the restriction that leads to certain size's canvas only can be fixed to the mounting bracket of certain size.

This portable canvas mounting bracket structure, the device can expand through the left side machine and the right side machine expands the hinge of connecting the installation between can realize folding the device to fix through the hasp, the occupation space of the device that reduces to a certain extent makes it conveniently carry more.

Drawings

FIG. 1 is a front view of a portable canvas mounting frame structure;

FIG. 2 is a block diagram of a portable canvas mounting frame structure;

FIG. 3 is a back view of a portable canvas mounting frame structure;

FIG. 4 is a folded view of a portable canvas mounting frame structure;

FIG. 5 is a folded left side view of the portable canvas mounting bracket structure;

figure 6 is a folded right side view of the portable canvas mounting bracket structure.

In the figure: 1. expanding the left machine; 2. expanding the right machine; 3. a hinge; 4. a handle; 5. an upper draw-out rod; 6. a lower draw rod; 7. an upper loop bar; 8. a lower loop bar; 9. a left draw bar; 10. a right draw bar; 11. a left loop bar; 12. a right loop bar; 13. a connecting angle; 14. a transverse drawing rod; 15. a longitudinal drawing rod; 16. an adjustment groove; 17. a threaded post; 18. fastening a bolt; 19. and (5) locking.

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.

Referring to fig. 1-6, the present invention provides a technical solution: a portable canvas mounting rack structure comprises a left mechanical expander 1, a hinge 3 is fixedly mounted on one side of the left mechanical expander 1, a right mechanical expander 2 is fixedly mounted on the other side of the hinge 3, upper pull rods 5 are sleeved on the tops of the left mechanical expander 1 and the right mechanical expander 2, upper loop rods 7 are fixedly mounted on the tops of the upper pull rods 5, lower pull rods 6 are sleeved on the bottoms of the left mechanical expander 1 and the right mechanical expander 2, lower loop rods 8 are fixedly mounted on the bottoms of the lower pull rods 6, the number of the upper loop rods 7 and the number of the lower loop rods 8 are 2, a hinge 3 is fixedly mounted between every two upper loop rods 7 and the lower loop rods 8, transverse pull rods 14 are sleeved inside the upper loop rods 7 and the lower loop rods 8, 4 adjusting grooves 16 are formed in the back surfaces of the left mechanical expander 1 and the right mechanical expander 2, a left pull rod 9 and a right pull rod 10 are respectively mounted on the left side of the left mechanical expander 1 and the right side of the left mechanical expander 2, and a right loop rod 11 and a right loop rod 12 are respectively fixedly mounted on the ends of the left pull rod 9 and the right pull rod 10, the device can be adjusted according to the size of the canvas, if the canvas is longer, the left loop bar 11 and the right loop bar 12 can be stretched towards two sides, the left loop bar 11 and the right loop bar 12 are stretched towards two sides to drive the left drawing bar 9, the right drawing bar 10 and the transverse drawing bar 14 to extend towards two sides, after reaching the proper size, the fastening bolt 18 on the back is screwed to prevent sliding, the surface of the left loop bar 11 is fixedly provided with the handle 4 which is mainly used for being conveniently carried by hand, the inside of the left loop bar 11 and the right loop bar 12 is sleeved with the longitudinal drawing bar 15, the closest part between the longitudinal drawing bar 15 and the transverse drawing bar 14 is fixedly provided with the connecting angle 13, when needing to adjust the height, the upper loop bar 7 and the lower loop bar 8 are pulled upwards or downwards, when the upper loop bar 7 and the lower loop bar 8 are pulled outwards, the upper drawing bar 5, the lower drawing bar 6 and the longitudinal drawing bar 15 are driven to be pulled outwards, then the fastening bolt 18 on the back is fixed after reaching the size, the side fixed mounting of two connection angles 13 of horizontal direction has hasp 19, and its main function is that expand the machine after will folding and fix, goes up to take out pole 5, takes out pole 6 down, takes out pole 9 and right side and takes out pole 10 and cup joint and expand 1 and right side machine and expand 2 inside one end and connect fixed mounting at the machine and have screw thread post 17, and screw thread post 17 runs through out adjustment tank 16 and surface cup joints and installs fastening bolt 18, and its main function is that the fixed pole of taking out of regulation stretches out length.

The working principle is as follows: when the device is needed to be used, firstly, a lock catch 19 fixedly arranged on the side surface of a connecting corner 13 needs to be opened to unfold the right expansion device 2, then the device is adjusted according to the size of the oil painting cloth, if the oil painting cloth is long, the left loop bar 11 and the right loop bar 12 can be stretched towards two sides, the left loop bar 11 and the right loop bar 12 are stretched towards two sides to drive the left drawing bar 9, the right drawing bar 10 and the transverse drawing bar 14 to extend towards two sides, when the oil painting cloth reaches a proper size, a fastening bolt 18 on the back surface is screwed to prevent sliding, when the height adjustment is needed, the upper loop bar 7 and the lower loop bar 8 need to be pulled upwards or downwards, when the upper loop bar 7 and the lower loop bar 8 are pulled outwards, the upper drawing bar 5, the lower drawing bar 6 and the longitudinal drawing bar 15 are driven to be drawn outwards, then the fastening bolt 18 on the back surface is fixed after the size adjustment is finished, the oil painting cloth is prevented from being on the device, and then clamping the edge of the canvas and the edge of the device by using a clamp, placing the canvas on an easel, taking the canvas off after use, cleaning the canvas and the surrounding environment, and then shrinking and folding the canvas.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 (6)

1. The utility model provides a portable canvas installation frame structure, includes that the left side machine expands (1), its characterized in that: the novel mechanical drawing device is characterized in that a hinge (3) is fixedly mounted on one side of a left mechanical expansion device (1), a right mechanical expansion device (2) is fixedly mounted on the other side of the hinge (3), an upper drawing rod (5) is sleeved and mounted on the tops of the left mechanical expansion device (1) and the right mechanical expansion device (2), an upper sleeve rod (7) is fixedly mounted on the top of the upper drawing rod (5), a lower drawing rod (6) is sleeved and mounted on the bottoms of the left mechanical expansion device (1) and the right mechanical expansion device (2), a lower sleeve rod (8) is fixedly mounted on the bottom of the lower drawing rod (6), a transverse drawing rod (14) is sleeved and mounted inside the upper sleeve rod (7) and the lower sleeve rod (8), a left drawing rod (9) and a right drawing rod (10) are sleeved and mounted on the left side of the left mechanical expansion device (1) and the right side of the right mechanical expansion device (2) respectively, a left sleeve rod (11) and a right sleeve rod (12) are fixedly mounted at the ends of the left drawing rod (9) and the right drawing rod (10) respectively, the inside of left loop bar (11) and right loop bar (12) is cup jointed and is installed with indulging and taking out pole (15).

2. The portable canvas mounting rack structure as claimed in claim 1, wherein: the back surfaces of the left mechanical expander (1) and the right mechanical expander (2) are provided with 4 adjusting grooves (16).

3. A portable canvas mounting frame structure as claimed in claim 1 or 2, in which: go up and take out pole (5), take out pole (6), take out pole (9) on a left side and take out pole (10) on the right side and cup joint and expand (1) and right side machine and expand (2) inside one end all fixed mounting have screw thread post (17) on a left side, screw thread post (17) run through out adjustment tank (16) and surface cup joint installs fastening bolt (18).

4. The portable canvas mounting rack structure as claimed in claim 1, wherein: the number of the upper loop bar (7) and the lower loop bar (8) is 2, and a hinge (3) is fixedly arranged between every two upper loop bars (7) and the lower loop bar (8).

5. The portable canvas mounting rack structure as claimed in claim 1, wherein: and a handle (4) is fixedly arranged on the surface of the left loop bar (11).

6. The portable canvas mounting rack structure as claimed in claim 1, wherein: a connecting angle (13) is fixedly installed between the longitudinal drawing rod (15) and the transverse drawing rod (14) which are close to each other, and lock catches (19) are fixedly installed on the side surfaces of the two connecting angles (13) in the horizontal direction.

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