CN213742210U - Folding scaffold and frame thereof - Google Patents

Abstract

The utility model relates to a folding scaffold and a frame thereof, wherein the frame comprises a plurality of support platforms which are stacked up and down, and two adjacent support platforms are connected through a plurality of stand columns; the stand includes rather than the supporting platform bottom of upside articulated body of rod to and rather than the supporting platform top of downside articulated body of rod down, it is articulated with lower body of rod to go up the body of rod, upward be equipped with on the body of rod or down the body of rod can follow the moving part of last body of rod or body of rod motion down, the moving part is established the movable tube on the stand for the cover, the movable tube moves middle articulated position and can be with last body of rod, lower body of rod cup joint when-together, makes the stand locking at the state of expanding, and the moving part is promptly when the movable tube moves away from middle articulated position, stand alright with removing the locking state, can fold under gravity or exogenic action. The locking and unlocking of the upright posts are simple and convenient, so that the folding of the folding frame is simple and quick, and the quick folding and installation of the whole scaffold are convenient to realize.

Description

Folding scaffold and frame thereof

Technical Field

The utility model relates to a scaffold frame field especially relates to a foldable scaffold frame.

Background

The scaffold is a working platform which is erected for ensuring that each construction process is smoothly carried out. The scaffold is divided into an outer scaffold and an inner scaffold according to the erected positions; the scaffold can be divided into a wood scaffold, a bamboo scaffold and a steel pipe scaffold according to different materials; the scaffold is divided into a vertical rod type scaffold, a bridge type scaffold, a door type scaffold, a suspension type scaffold, a hanging type scaffold, a lifting type scaffold and a climbing type scaffold according to the structural form.

With the appearance of a large number of modern large-scale building systems in China, the currently applied fastener-type steel pipe scaffold cannot meet the requirement of building construction development, and the urgent need for vigorously developing, popularizing and applying novel scaffolds is urgent. In the prior art, for example, a chinese utility model patent document with an authorization publication number of "CN 206408921U" describes a frame body structure of an attached lifting scaffold, which includes a plurality of first frame bodies vertically arranged, and a plurality of second frame bodies arranged in one-to-one correspondence with the first frame bodies; the first frame bodies and the second frame bodies are arranged in two rows, and the third frame bodies arranged transversely connect the plurality of first frame bodies or the plurality of second frame bodies; each second frame body is provided with a plurality of first rotating shafts, and each first frame body is connected to the corresponding first rotating shaft of the second frame body through a foldable X-shaped supporting frame; the second frame body can move towards the first frame body and is tightly leaned against the first frame body. When not in use, the frame body structure of the attached lifting scaffold is folded, and the service life of the frame body structure of the attached lifting scaffold is prolonged. The folding mode of the lifting scaffold is that the lifting scaffold is folded in the width direction, so that the lifting scaffold cannot be folded in the height direction, and the lifting scaffold cannot be too high and is only suitable for use scenes such as shop decoration and the like which have low requirements on lifting height.

If the foldable scaffold for the building is described in the Chinese utility model patent with the granted bulletin number of 'CN 205116680U', the foldable scaffold for the building comprises a scaffold body, the scaffold body comprises a first workbench, a second workbench and a third workbench, the first workbench and the second workbench are connected through a supporting arm, the second workbench and the third workbench are connected through the supporting arm, the supporting arm is arranged on the first workbench, the second workbench and the third workbench through a rotating shaft, anti-slip belts are arranged on the first workbench, the second workbench and the third workbench, rotating shafts are arranged in the first workbench, the second workbench and the third workbench, a first pedal, a second pedal and a third pedal are arranged on one side of the first workbench, the second workbench and the third workbench, the first pedal, the second pedal and the third pedal are arranged on the first workbench, the second workbench and the third workbench through the rotating shafts, the foldable scaffold for the building is reasonable in design, convenient transportation and high safety. However, as shown in the figure, the supporting arms used for the first, second and third tables are scissor-fork type, and can be fixed by an external structure to be maintained in the extended state when in the extended state; however, under the condition that the first workbench, the second workbench and the third workbench are stressed, the acting force has the tendency of closing the supporting arm. Based on the shortcomings of the prior art, a folding scaffold which is simple in structure and convenient to assemble and disassemble is urgently needed.

Disclosure of Invention

In order to solve the problem, the utility model aims to provide a simple structure, the folding scaffold frame of the quick folding dismouting of being convenient for.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a folding frame comprises a plurality of supporting platforms which are stacked up and down, and two adjacent supporting platforms are connected through a plurality of stand columns; the stand includes rather than the supporting platform bottom of upside articulated body of rod to and rather than the supporting platform top of downside articulated body of rod down, goes up the body of rod and is articulated with lower body of rod, goes up the body of rod or is equipped with the moving part that can follow the motion of the body of rod or body of rod down on the body of rod down, and when the moving part was connected the body of rod simultaneously and was gone up the body of rod down, the stand locking was in the state of expanding. The upper rod body and the lower rod body are connected together by the movable part, so that the upper rod body and the lower rod body form a fixed whole, the upright post is locked in an unfolding state, and when the movable part is moved away from the middle hinged position, the upright post can be unlocked and can be folded under the action of gravity or external force. The locking and unlocking of the upright posts are simple and convenient, so that the folding of the folding frame is simple and quick, and the quick folding of the whole scaffold is convenient to realize.

Further, the movable part is a movable pipe sleeved on the stand column, and when the movable pipe moves to sleeve the upper rod body and the lower rod body together, the hinged ends of the upper rod body and the lower rod body are located on the inner side of the movable pipe. When the movable part is the movable pipe that the cover was established on the stand, the movable pipe needs can entangle the upper rod body and the lower rod body simultaneously, has been equivalent to the upper rod body and the lower rod body cover and has been received together.

Furthermore, the upper rod body or the lower rod body is provided with a first locking component, so that the movable pipe is only locked on the upper rod body or the lower rod body. When the uprights are locked in the unfolded state, the movable tube needs to be fixed in the intermediate hinged position, and when the uprights are in the folded state, the movable tube also needs to be fixed on the upper or lower rod body. In order to prevent the movable pipe from sliding to a plurality of hinged positions and influencing the folding of the upright post, a first locking component is arranged on the upper rod body or the lower rod body, so that the movable pipe is locked when moving to the first locking component and only locked on the upper rod body or the lower rod body.

Further, be equipped with first opening on the movable tube, first locking subassembly can be to the inboard deformation of movable tube when offseting with the movable tube inner wall, and the outside is out of shape when meetting first opening, pins the movable tube. Set up first opening on the movable tube, set up first locking Assembly on the stand, first locking Assembly can with the cover establish the movable tube inner wall on the upper rod body and offset. When the movable pipe moves and the first locking component is abutted against the inner wall of the movable pipe, the first locking component is in a compressed state, so that the movable pipe can move smoothly along the rod body; when the movable pipe continues to move and the first locking component meets the first opening, the first locking component extends outwards, and partially enters the first opening, so that the first locking component can abut against the side wall of the first opening to prevent the movable pipe from further moving.

Furthermore, a second opening is arranged on the upright post; the first locking component comprises a movable marble and a spring, and the movable marble is arranged inside the upright column and corresponds to the second opening; the spring is arranged in the upright post, one end of the spring is propped against the inner wall of the upright post, and the other end of the spring is propped against the movable marble, so that the part of the movable marble is exposed out of the second opening. The setting is with the activity marble that the spring supported, makes the activity marble can lie in get back to in the stand when the activity pipe inner wall offsets, and when meetting first opening, the activity marble exposes the second opening in the effect lower part of spring, stretches into first opening, offsets with first open-ended lateral wall to can restrict the motion of activity pipe, make the activity pipe locking on the stand.

Furthermore, a second locking assembly is arranged on the upper rod body or the lower rod body, so that the movable pipe is locked at the middle hinged position, and the second locking assembly has the same structure as the first locking assembly. To make the movable tube can lock when articulated department, need be equipped with second locking Assembly on last body of rod or the lower body of rod, prevent in the use, the movable tube slides down, and the locking has been removed to the expansion state of stand, becomes fold condition under the action of gravity, causes the unable support of whole frame, leads to great safety risk.

Further, when first locking Assembly set up on the upper rod body, be equipped with the stopper on the lower rod body, when making the activity pipe move middle articulated position, spacing can offset with the activity pipe lower extreme. Under the expansion state of stand, the movable tube has the trend of lapse all the time under the action of gravity, when in order to prevent that the stand from being in the expansion state, the movable tube slides down and leads to the safety problem from middle articulated position, sets up the stopper on the body of rod down, makes the movable tube can not continue the lapse after sliding to middle articulated position to make the stand lock under the expansion state, can not fold, thereby guaranteed the stability of whole scaffold.

Furthermore, the upper rod body and the bottom of the supporting platform on the upper side of the upper rod body, and the lower rod body and the top of the supporting platform on the lower side of the lower rod body are locked and fixed through a locking structure.

Furthermore, hinged seats are arranged at the bottom of the supporting platform at the upper side and the top of the supporting platform at the lower side, hinged blocks are arranged at the upper end part of the rod body and the lower end part of the lower rod body, and the hinged blocks are rotatably connected to the hinged seats through pin shafts; the locking structure comprises a hinged seat and a clamping column and a bayonet on the hinged block, the hinged seat and the hinged block can rotate relatively, and the clamping column can be clamped into the bayonet to enable the clamping column to be in a locking state. Locking structure adopts bayonet socket and card post complex mode, and at folding scaffold frame open the in-process, when the stand becomes the expansion state by fold condition, only need external force will block the post and impress in the bayonet socket and can realize the location, has avoided twisting processes such as bolt in the traditional scheme, promotes assembly efficiency.

A folding scaffold comprises the folding frame.

Through the technical scheme, the stand through with foldable frame sets up to middle articulated structure to set up the moving part on the stand, when the moving part moves to the articulated position in the middle of the stand, can link together the body of rod with the body of rod down, make the column locking in the expansion state, and when the moving part moves away from middle articulated position, the stand alright with relieve the locking state, this simple structure is practical, can make things convenient for the installation of quick realization scaffold frame.

Drawings

Fig. 1 is a schematic view of a folding scaffold.

Fig. 2 is a schematic view of the unfolded state of the folding frame upright.

Fig. 3 is a folding schematic view of the folding frame upright post.

FIG. 4 is a schematic view of the middle of the upper rod body hinged to the lower rod body.

Fig. 5 is a schematic view of the assembly of the first locking assembly.

Fig. 6 is a schematic view of the hinge position of the pillar.

Fig. 7 is a schematic view of a portion a of fig. 6.

Fig. 8 is a front view of the movable tube.

Fig. 9 is a schematic side view of the movable tube.

Folding frame 1, supporting platform 2, stand 3, go up the body of rod 4, the body of rod 5 down, middle articulated subassembly 6, movable tube 7, first locking subassembly 8, second locking subassembly 18, activity marble 81, spring 82, stopper 9, first opening 11, second opening 12, articulated seat 16, articulated piece 17, card post 161, bayonet 171.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth", "fifth", "sixth", "fifth", "sixth", "seventh", "eighth. Thus, a feature defined as "first," "first," may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless otherwise expressly stated or limited, "above" or "below" a feature of a first feature may include the first and feature being in direct contact, or may include the first and feature being in contact not directly but via another feature therebetween. Also, a first feature being "on," "over," and "above" a feature includes the first feature being directly above and obliquely above the feature, or simply meaning that the first feature is higher in level than the feature. A first feature being "under," "below," and "beneath" a feature includes the first feature being directly under and obliquely below the feature, or simply meaning that the first feature is at a lesser elevation than the feature.

Example 1: as shown in fig. 2 to 9, a foldable frame includes a plurality of supporting platforms 2 stacked up and down, and two adjacent supporting platforms 2 are connected by a plurality of upright posts 3; the method is characterized in that: the stand 3 includes rather than 2 bottom articulated body of rods 4 of supporting platform of upside to and rather than 2 top articulated body of rods 5 down of supporting platform of downside looks, and it is articulated with body of rods 5 down to go up the body of rods 4, is equipped with the moving part that can follow the motion of the body of rods 4 or the body of rods 5 down on the body of rods 4 or the body of rods 5 down, and when the body of rods 4 was connected simultaneously to the moving part and body of rods 5 down, the locking of stand 3 was in the expansion state.

In this embodiment, the movable member is a movable tube 7 sleeved on the upright post 3, and the movable tube 7 can simultaneously sleeve the upper rod body 4 and the lower rod body 5 when moving to the middle hinge position.

In addition to the above embodiments, the movable member may be a rigid plate, and the side wall of the upright post 3 is provided with a movable groove, so that the rigid plate can move along the movable groove and can connect and fix the upper rod body 4 and the lower rod body 5 when moving to the hinged position in the middle of the upright post.

As shown in fig. 4, the upper rod 4 or the lower rod 5 is provided with a first locking component 8, so that the movable tube 7 is locked on the upper rod 4 or the lower rod 5 only.

The first locking component is arranged in the following way: be equipped with first opening 11 on the movable tube 7, first locking Assembly 8 can be when offsetting with the movable tube 7 inner wall to the inboard deformation of movable tube, and the outside deformation when meetting first opening 11 pins movable tube 7.

As shown in fig. 5, the upright post 3 is provided with a second opening 10; the first locking component 8 comprises a movable marble 81 and a spring 82, wherein the movable marble 81 is arranged in the upper rod body 4 and corresponds to the second opening 10; the spring 82 is disposed in the upright 3, one end of which abuts against the inner wall of the upright 3 and the other end of which abuts against the movable ball 81, so that the movable ball 81 is partially exposed out of the second opening 10.

In other embodiments, the first locking element 8 may be provided as a spring plate fixedly arranged on the side wall of the upright 3, in addition to the movable ball 81 against which the spring 82 abuts.

As shown in fig. 6, a folding frame-upright involves three hinges, the hinge joint between the upper rod 4 and the upper supporting platform is the hinge joint shown by L2, the hinge joint between the lower rod 4 and the lower supporting platform is the hinge joint shown by L3, the hinge joint between the upper rod 4 and the lower rod 5 is the hinge joint shown by L1, and the position shown by L1 is the middle hinge joint.

In order to keep the movable tube 7 locked also in the intermediate hinging position L1, there are two simpler arrangements: firstly, a limiting block 9 is arranged on the lower rod body 5, and when the movable pipe 7 moves to a middle hinged position L1 of the upright post 3, the limiting block 9 can be abutted against the lower end of the movable pipe 7, so that the movable pipe 7 is prevented from continuously sliding downwards; second, be equipped with second locking component 18 on last body of rod 4 or lower body of rod 5, second locking component 18 is the same with above-mentioned first locking component structure, through limit function under the locking state, realizes the locking to movable tube 7, but this kind of setting mode exclusive use, the easy emergence mistake touches second locking component 18 and leads to, movable tube 7 slips down, and the condition that the stand 3 unlocks has great safety risk, so will generally combine the setting together of first scheme.

As shown in fig. 6 and 7, the upper rod 4 and the bottom of the supporting platform 2 at the upper side thereof, and the lower rod 5 and the top of the supporting platform 2 at the lower side thereof are locked and fixed by a locking structure. The support platform 2 bottom of upside to and be equipped with articulated seat 16 on the 2 tops of the support platform of downside, go up and be equipped with articulated piece 17 on the upper end of the body of rod 4 and the lower tip of the body of rod 5 down, articulated piece 17 rotates through the round pin axle and connects on articulated seat 16. The locking structure comprises a clamping column 161 and a clamping opening 171 on the hinge seat 16 and the hinge block 17, the hinge seat 16 and the hinge block 17 can rotate relatively, and the clamping column 161 can be clamped into the clamping opening 171 to be in a locking state.

On the basis of the scheme, the upper rod body 4 and the bottom of the supporting platform 2 on the upper side of the upper rod body, and the lower rod body 5 and the top of the supporting platform 2 on the lower side of the lower rod body are locked and fixed through a locking structure, so that the upper rod body and the lower rod body are further stabilized in a supporting state. What locking structure adopted is bayonet socket 171 and card post 161 complex mode, opens the in-process at foldable scaffold frame, only needs external force to press in bayonet socket 171 with card post 161 and can realize the location, has avoided processes such as twisting the bolt, promotes assembly efficiency.

Example 2: as shown in fig. 1, a folding scaffold includes a folding frame 1 in embodiment 1.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in an embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention.

Claims (10)

1. A folding frame comprises a plurality of supporting platforms (2) which are stacked up and down, wherein two adjacent supporting platforms (2) are connected through a plurality of stand columns (3); the method is characterized in that: the stand (3) including rather than the supporting platform (2) bottom articulated body of rod (4) of going up of upside to and rather than the supporting platform (2) top looks articulated body of rod (5) down of downside, go up body of rod (4) and body of rod (5) are articulated down, upward be equipped with on body of rod (4) or the body of rod (5) down and follow the moving part of the motion of the body of rod (4) or body of rod (5) down, when body of rod (4) and body of rod (5) were connected simultaneously to the moving part, make stand (3) locking in the state of expanding.

2. A foldable frame according to claim 1, wherein; the moving part is established movable tube (7) on stand (3) for the cover, just when movable tube (7) moved middle articulated position, can cup joint the body of rod (4), the lower body of rod (5) together, the middle hinged end of going up the body of rod (4) and the lower body of rod (5) is located the movable tube is inboard.

3. A folding frame according to claim 2, characterised in that the upper (4) or lower (5) rod is provided with first locking means (8) to lock said movable tube (7) only to the upper (4) or lower (5) rod.

4. A foldable frame, according to claim 3, wherein: be equipped with first opening (11) on movable tube (7), first locking subassembly (8) can be when offseting with movable tube (7) inner wall can be to the inboard deformation of movable tube, meet outside deformation during first opening (11) pins movable tube (7).

5. A foldable frame, according to claim 4, wherein: a second opening (10) is arranged on the folding upright post; the first locking component (8) comprises a movable marble (81) and a spring (82), and the movable marble (81) is arranged in the upper rod body (4) and corresponds to the second opening (10); the spring (82) is arranged in the upright post (3), one end of the spring is abutted against the inner wall of the upright post (3), and the other end of the spring is abutted against the movable marble (81), so that the part of the movable marble (81) is exposed out of the second opening (10).

6. A foldable frame according to claim 3, characterized in that said upper (4) or lower (5) rod is provided with a second locking element (18) to lock said movable tube in said intermediate hinging position, said second locking element (18) being of the same construction as said first locking element (8).

7. A foldable frame according to claim 3, characterized in that said upper rod (4) is provided with said first locking means (8), said lower rod (5) is provided with a stop (9) against which said movable tube (7) abuts when said movable tube (7) is moved to said intermediate hinging position.

8. A foldable frame, according to claim 1, wherein: the upper rod body (4) is fixedly locked with the bottom of the supporting platform (2) on the upper side of the upper rod body, and the lower rod body (5) is fixedly locked with the top of the supporting platform (2) on the lower side of the lower rod body through a locking structure.

9. A foldable frame, according to claim 8, wherein: the bottom of the supporting platform (2) on the upper side and the top of the supporting platform (2) on the lower side are provided with hinged seats (16), the upper end part of the upper rod body (4) and the lower end part of the lower rod body (5) are provided with hinged blocks (17), and the hinged blocks (17) are rotatably connected onto the hinged seats (16) through pin shafts; the locking structure comprises a clamping column (161) and a clamping opening (171) which are arranged on the hinge base (16) and the hinge block (17), the hinge base (16) and the hinge block (17) can rotate relatively, and the clamping column (161) can be clamped into the clamping opening (171) to enable the clamping column to be in a locking state.

10. A folding scaffold, characterized in that it comprises a folding frame according to any one of claims 1 to 9.

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