CN214658633U

CN214658633U - Supporting leg structure of adjustable scaffold

Info

Publication number: CN214658633U
Application number: CN202121021514.7U
Authority: CN
Inventors: 陈星辉
Original assignee: Hunan Xinghao Technology Co ltd
Current assignee: Hunan Xinghao Technology Co ltd
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2021-11-09
Anticipated expiration: 2031-05-13

Abstract

The utility model discloses a supporting leg structure of adjustable scaffold frame, including supporting leg, layer board, protection frame, cavity bottom plate and adjustment mechanism. The utility model discloses a set up adjustment mechanism in the supporting leg bottom, the screw through screw rod normal running fit supporting leg bottom drives supporting leg, layer board and protection frame vertical migration to the realization is adjusted the holistic height of scaffold, and is connected and has improved supporting leg and muffjoint's stability through first flexible arm and the flexible arm of second, has reached the high regulation to scaffold of rapid and stable, brings convenient beneficial effect for work.

Description

Supporting leg structure of adjustable scaffold

Technical Field

The utility model relates to a scaffold frame field of being correlated with specifically is a supporting leg structure of adjustable scaffold frame.

Background

The scaffold is a working platform which is erected for ensuring that each construction process is smoothly carried out, and is divided into an outer scaffold and an inner scaffold according to the erected position; 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.

The scaffold is comparatively fixed in its supporting leg length in the use for the holistic height of scaffold is also comparatively fixed, is not convenient for carry out the regulation of height according to actual need, and partial height-adjustable's scaffold is not enough in the back stability that finishes of adjusting simultaneously, forms the potential safety hazard easily.

Disclosure of Invention

Therefore, in order to solve the above insufficiency, the utility model provides a supporting leg structure of adjustable scaffold frame here.

The utility model is realized in such a way, a supporting leg structure of an adjustable scaffold is constructed, the device comprises a supporting leg and a supporting plate, the supporting leg is connected with the bottom end face of the supporting plate, the supporting leg is arranged at the top of the hollow bottom plate, a protective frame is arranged on the bottom end face of the supporting plate, an adjusting mechanism is arranged on the outer end face of the supporting leg, the adjusting mechanism comprises a hand wheel, a worm, a turbine, a shaft lever, a bevel gear set, a screw rod, a sleeve, a first telescopic arm, a clamping mechanism, an opening and a second telescopic arm, the hand wheel is connected with the right end face of the worm, the worm is rotatably connected with the bottom of the left end face of the inner side of the hollow bottom plate after passing through the bottom of the right end face of the hollow bottom plate, the worm and the turbine are mutually meshed, the inner ring of the turbine is fixedly connected with the middle part of the outer side of the shaft lever, the shaft lever is rotatably arranged at the left and right ends of the inner side of the hollow bottom plate, the bevel gear set is arranged at the front and back ends of the shaft lever, the screw rod is connected in bevel gear group top face middle part, and the screw rod runs through in inboard top face of cavity bottom plate and sleeve medial extremity face to the screw inboard screw-thread fit that screw rod side surface and supporting leg bottom end face middle part were seted up, the sleeve welds in cavity bottom plate top face, and sleeve and supporting leg side surface sliding connection, both ends rotate with supporting leg side surface and opening inboard respectively about the first flexible arm and are connected, screens mechanism sets up in the flexible arm outside top of second, the opening is seted up in the flexible arm top face middle part of second, the flexible arm of second is connected with sleeve outside top rotation.

Preferably, screens mechanism includes T type screw rod, many arriss piece, T type groove and many arriss section of thick bamboo, the screw inboard screw-thread fit that the flexible arm outside top of T type screw rod side surface and second was seted up, and T type screw rod outside front end rotates with many arriss piece rear end face middle part and is connected, many arriss piece slides from side to side along T type inslot side rear end, and many arriss piece activity stretches into in many arriss section of thick bamboo inboardly, both ends about opening inboard are seted up in T type groove, many arriss section of thick bamboo is connected in both ends bottom about first flexible arm mutually, and just many arriss section of thick bamboo rotates with T type inslot side and is connected.

Preferably, the inner side of the sleeve is of a square structure, and the end face of the outer side of the supporting leg is of a corresponding square shape.

Preferably, the screw is flush with the top end face of the sleeve, and the outer diameter of the screw is smaller than half of the width of the inner side of the sleeve.

Preferably, the thickness of the first telescopic arm is half of that of the second telescopic arm, and a distance is arranged between the bottom end face of the first telescopic arm and the bottom end face of the inner side of the opening.

Preferably, the sleeve is perpendicular to the top end face of the hollow bottom plate, and the inner side of the sleeve is parallel to the side surface of the supporting leg.

Preferably, the polygon block is a regular polygon, and the inner side of the polygon cylinder is a matched regular polygon.

Preferably, one end, close to the first telescopic arm, of the inner side of the T-shaped groove is of a cylindrical structure, and one end, far away from the first telescopic arm, of the inner side of the first telescopic arm is of a regular polygon matched with the multi-edge block.

The utility model has the advantages of as follows: the utility model discloses an improvement provides an adjustable scaffold's supporting leg structure here, compares with equipment of the same type, has following improvement:

a supporting leg structure of adjustable scaffold frame, through having set up adjustment mechanism in the supporting leg bottom, drive supporting leg, layer board and protection frame vertical migration through the screw of screw rod normal running fit supporting leg bottom to the realization is adjusted the holistic height of scaffold frame, and is connected and has improved supporting leg and muffjoint's stability through first flexible arm and the flexible arm of second, has reached the high regulation to scaffold frame of rapid and stable, brings convenient beneficial effect for work.

A supporting leg structure of adjustable scaffold frame, through setting up sleeve perpendicular to cavity bottom plate top face, and the sleeve inboard parallels in the supporting leg side surface, the supporting leg of being convenient for carries out stable vertical migration in the sleeve inboard.

Drawings

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

fig. 2 is a schematic top view of the adjusting mechanism of the present invention;

FIG. 3 is a schematic view of the screw connection structure of the present invention;

FIG. 4 is a schematic view of the connection structure of the support leg of the present invention;

fig. 5 is a schematic front sectional view of the locking mechanism of the present invention.

Wherein: the device comprises support legs-1, a supporting plate-2, a protective frame-3, a hollow bottom plate-4, an adjusting mechanism-5, a hand wheel-51, a worm-52, a turbine-53, a shaft rod-54, a bevel gear set-55, a screw-56, a sleeve-57, a first telescopic arm-58, a clamping mechanism-59, an opening-510, a second telescopic arm-511, a T-shaped screw-591, a multi-edge block-592, a T-shaped groove-593 and a multi-edge barrel-594.

Detailed Description

The present invention will be described in detail with reference to the accompanying fig. 1-5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, 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, the present invention provides a supporting leg structure of an adjustable scaffold, which comprises a supporting leg 1 and a supporting plate 2, wherein the supporting leg 1 is connected to the bottom end surface of the supporting plate 2, the supporting leg 1 is disposed on the top of a hollow bottom plate 4, and a protective frame 3 is mounted on the bottom end surface of the supporting plate 2.

Referring to fig. 2 to 4, the present invention provides a support leg structure of an adjustable scaffold by improvement, an adjusting mechanism 5 is disposed on an outer end surface of a support leg 1, the adjusting mechanism 5 includes a hand wheel 51, a worm 52, a worm wheel 53, a shaft rod 54, a bevel gear set 55, a screw 56, a sleeve 57, a first telescopic arm 58, a locking mechanism 59, an opening 510 and a second telescopic arm 511, the hand wheel 51 is connected to a right end surface of the worm 52, the worm 52 passes through a bottom of a right end surface of the hollow bottom plate 4 and then is rotatably connected to a bottom of a left end surface of an inner side of the hollow bottom plate 4, the worm 52 and the worm wheel 53 are engaged with each other, an inner ring of the worm wheel 53 is fixedly connected to an outer middle portion of the shaft rod 54, the shaft rod 54 is rotatably mounted at two inner left and right ends of the inner side of the hollow bottom plate 4, the bevel gear set 55 is disposed at two front and rear ends of the shaft rod 54, the screw 56 is connected to a top end surface of the bevel gear set 55, and the screw 56 penetrates through a top end surface of the inner side of the hollow bottom plate 4 and an inner side of the sleeve 57, and the side surface of the screw 56 is matched with the inner side of a screw hole arranged in the middle of the bottom end surface of the supporting leg 1 by screw threads, the screw 56 is flush with the top end surface of the sleeve 57, the outer diameter of the screw 56 is less than half of the width of the inner side of the sleeve 57, so that the vertical movement distance of the supporting leg 1 is improved, the sleeve 57 is welded on the top end surface of the hollow bottom plate 4, the sleeve 57 is connected with the side surface of the supporting leg 1 in a sliding manner, the inner side of the sleeve 57 is of a square structure, the outer side end surface of the supporting leg 1 is of a corresponding square shape, so that the supporting leg 1 can stably and vertically move on the inner side of the sleeve 57, the sleeve 57 is vertical to the top end surface of the hollow bottom plate 4, the inner side of the sleeve 57 is parallel to the side surface of the supporting leg 1, so that the supporting leg 1 can stably and vertically move, the upper end and the lower end of the first telescopic arm 58 are respectively connected with the side surface of the supporting leg 1 and the inner side of the opening 510 in a rotating manner, and the thickness of the first telescopic arm 58 is half of the thickness of the second telescopic arm 511, and the bottom end face of the first telescopic arm 58 is provided with a distance with the bottom end face of the inner side of the opening 510, the blocking mechanism 59 is arranged at the top of the outer side of the second telescopic arm 511, the opening 510 is arranged in the middle of the top end face of the second telescopic arm 511, and the second telescopic arm 511 is rotatably connected with the top of the outer side of the sleeve 57.

Referring to fig. 5, the present invention provides a supporting leg structure of an adjustable scaffold by improving, wherein the locking mechanism 59 includes a T-shaped screw 591, a multi-edge block 592, a T-shaped groove 593 and a multi-edge barrel 594, a side surface of the T-shaped screw 591 is in threaded engagement with an inner side of a screw hole formed at an outer top of the second telescopic arm 511, an outer front end of the T-shaped screw 591 is rotatably connected with a middle portion of a rear end surface of the multi-edge block 592, the multi-edge block 592 slides left and right along an inner rear end of the T-shaped groove 593, the multi-edge block 592 movably extends into the inner side of the multi-edge barrel 594, the multi-edge block 592 is a regular polygon, the inner side of the multi-edge barrel 594 is a regular polygon, the multi-edge block 592 conveniently enters the inner side of the multi-edge barrel 592, the T-shaped groove 593 is formed at left and right ends of the inner side of the opening 510, an end of the T-shaped groove 593 close to the first telescopic arm 58 is a cylindrical structure, and an end of the first telescopic arm 58 is a regular polygon matched with the multi-edge 592, be convenient for many arriss section of thick bamboo 594 rotates in T type groove 593 is inboard to and be convenient for many arriss piece 592 slides in T type groove 593 is inboard, and many arriss section of thick bamboo 594 is connected in first flexible arm 58 left and right ends bottom, and many arriss section of thick bamboo 594 is connected with T type groove 593 is inboard to rotate.

The utility model provides a supporting leg structure of an adjustable scaffold through improvement, and the working principle is as follows;

firstly, moving the whole device to a specified position, then enabling a constructor to enter the top end face of the supporting plate 2 for construction, and protecting the constructor through the protective frame 3 in the construction process;

secondly, when the heights of the supporting plate 2 and the protective frame 3 need to be adjusted, the T-shaped screw 591 can be rotated to drive the multi-edge block 592 to be separated from the inner side of the multi-edge cylinder 594, then the hand wheel 51 can be rotated to drive the worm 52 to rotate, the worm 52 drives the shaft lever 54 to rotate in a rotating process in cooperation with the worm wheel 53, and the shaft lever 54 drives the bevel gear set 55 and the screw 56 to rotate, so that the screw 56 drives the supporting leg 1, the supporting plate 2 and the protective frame 3 to vertically move in a rotating process in cooperation with a screw hole pre-formed in the bottom of the supporting leg 1, and the height of the scaffold is adjusted;

thirdly, after the height of the supporting plate 2 is adjusted to a proper position, the hand wheel 51 stops rotating, the T-shaped screw 591 rotates to drive the multi-edge block 592 to reversely enter the multi-edge barrel 594 to be fixed, the first telescopic arm 58 and the second telescopic arm 511 are fixed in position, and therefore the supporting leg 1 and the sleeve 57 are reinforced in an auxiliary mode through the first telescopic arm 58 and the second telescopic arm 511, the supporting plate 2 and the supporting leg 1 are more stable in position, and after the height of the supporting plate 2 is adjusted, construction can be conducted on the top end face of the supporting plate 2 again.

The utility model discloses an improvement provides a supporting leg structure of adjustable scaffold frame, drive supporting leg 1 through screw rod normal running fit 1 bottom screw of supporting leg, layer board 2 and 3 vertical migration of protection frame, thereby realize adjusting the holistic height of scaffold frame, and be connected and improved the stability that supporting leg 1 and sleeve 57 are connected through first flexible arm 58 and the flexible arm 511 of second, the height to scaffold frame of fast and stable has been reached and has been adjusted, bring convenient beneficial effect for work, through setting up sleeve 57 perpendicular to cavity bottom plate 4 top faces, and sleeve 57 inboard parallel in supporting leg 1 side surface, be convenient for supporting leg 1 carries out stable vertical migration in sleeve 57 inboard.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A supporting leg structure of an adjustable scaffold comprises supporting legs (1) and a supporting plate (2), wherein the supporting legs (1) are connected to the bottom end face of the supporting plate (2), the supporting legs (1) are arranged at the top of a hollow bottom plate (4), and a protective frame (3) is arranged on the bottom end face of the supporting plate (2);

the method is characterized in that: the adjusting mechanism (5) is arranged on the end face of the outer side of the supporting leg (1), the adjusting mechanism (5) comprises a hand wheel (51), a worm (52), a worm wheel (53), a shaft rod (54), a bevel gear group (55), a screw (56), a sleeve (57), a first telescopic arm (58), a clamping mechanism (59), an opening (510) and a second telescopic arm (511), the hand wheel (51) is connected with the right end face of the worm (52), the worm (52) penetrates through the bottom of the right end face of the hollow bottom plate (4) and then is rotatably connected with the bottom of the left end face of the inner side of the hollow bottom plate (4), the worm (52) and the worm wheel (53) are meshed with each other, the inner ring of the worm wheel (53) is fixedly connected to the middle part of the outer side of the shaft rod (54), the shaft rod (54) is rotatably installed at the left end and the right end of the inner side of the hollow bottom plate (4), and the cone gear group (55) is provided with two front and back ends of the shaft rod (54), screw rod (56) are connected in bevel gear group (55) top end face middle part, and screw rod (56) run through in cavity bottom plate (4) inboard top end face and sleeve (57) medial surface to screw rod (56) side surface and the inboard screw-thread fit of screw that supporting leg (1) bottom end face middle part was seted up, sleeve (57) weld in cavity bottom plate (4) top end face, and sleeve (57) and supporting leg (1) side surface sliding connection, both ends are rotated with supporting leg (1) side surface and opening (510) inboard respectively about first flexible arm (58) and are connected, clamping mechanism (59) set up in second flexible arm (511) outside top, opening (510) are seted up in second flexible arm (511) top end face middle part, second flexible arm (511) are connected with sleeve (57) outside top rotation.

2. The supporting leg structure of an adjustable scaffold of claim 1, wherein: screens mechanism (59) include T type screw rod (591), many arriss piece (592), T type groove (593) and many arriss section of thick bamboo (594), the inboard screw-thread fit of screw that T type screw rod (591) side surface and second telescopic arm (511) outside top were seted up, and T type screw rod (591) outside front end rotates with many arriss piece (592) rear end face middle part and is connected, many arriss piece (592) slide along T type groove (593) inboard rear end left and right sides, and many arriss piece (592) activity stretches into many arriss section of thick bamboo (594) inboard, both ends about opening (510) inboard are seted up in T type groove (593), many arriss section of thick bamboo (594) are connected in first telescopic arm (58) left and right sides bottom, and many arriss section of thick bamboo (594) rotate with T type groove (593) inboard and are connected.

3. The supporting leg structure of an adjustable scaffold of claim 1, wherein: the inner side of the sleeve (57) is of a square structure, and the end face of the outer side of the supporting leg (1) is correspondingly square.

4. The supporting leg structure of an adjustable scaffold of claim 1, wherein: the screw rod (56) is flush with the top end face of the sleeve (57), and the outer diameter of the screw rod (56) is smaller than half of the width of the inner side of the sleeve (57).

5. The supporting leg structure of an adjustable scaffold of claim 1, wherein: the thickness of the first telescopic arm (58) is half of that of the second telescopic arm (511), and a distance is arranged between the bottom end face of the first telescopic arm (58) and the bottom end face of the inner side of the opening (510).

6. The supporting leg structure of an adjustable scaffold of claim 1, wherein: the sleeve (57) is vertical to the top end surface of the hollow bottom plate (4), and the inner side of the sleeve (57) is parallel to the side surface of the supporting leg (1).

7. The supporting leg structure of an adjustable scaffold of claim 2, wherein: the multi-edge block (592) is a regular polygon, and the inner side of the multi-edge cylinder (594) is a matched regular polygon.

8. The supporting leg structure of an adjustable scaffold of claim 2, wherein: one end, close to the first telescopic arm (58), of the inner side of the T-shaped groove (593) is of a cylindrical structure, and one end, far away from the first telescopic arm (58), of the inner side of the first telescopic arm (58) is of a regular polygon matched with the multi-edge block (592).