CN214616326U

CN214616326U - Multifunctional ladder for building construction

Info

Publication number: CN214616326U
Application number: CN202023279659.5U
Authority: CN
Inventors: 周俊; 周开明; 王良; 陈红喜
Original assignee: Sichuan Xinrui Shenghua Construction Engineering Co ltd
Current assignee: Sichuan Xinrui Shenghua Construction Engineering Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-11-05
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to a multi-functional ladder is used in building construction belongs to building construction and uses ladder technical field, including the lower ladder body, sliding connection has the last ladder body on the lower ladder body, the slip direction of going up the ladder body is on a parallel with the length direction of lower ladder body, the articulated bracing piece that is connected with on the lower ladder body, the bracing piece is used for supporting the lower ladder body, be provided with on the lower ladder body and be used for the first mounting of fixed stay pole. Rotating the support rod to enable one end of the support rod to be abutted against the ground, and fixing the support rod through a first fixing piece; the supporting rods, the ground and the lower ladder body are newly formed into a triangle, so that the stability of the lower ladder body is improved and the safety of workers is improved under the action of the supporting rods.

Description

Multifunctional ladder for building construction

Technical Field

The application relates to a room is built and is under construction with terraced technical field, especially relates to a room is built and is under construction with multi-functional terraced.

Background

The building site is a place that is developing the building project, carries out civil engineering, and its scope often has bounding wall, wire netting or enclosure to seal, restricts personnel and material, machinery and vehicle's business turn over, in the building site work progress, needs to carry out the operation to the eminence, and in the operation process, the ladder is essential appurtenance.

At present, as disclosed in the patent document with the publication number of CN209354041U, a multifunctional ladder for building construction includes a lower ladder body, an upper ladder body above and telescopically connected to the lower ladder body, a rotating push pipe above and rotatably connected to the upper ladder body, and a top handle above and telescopically connected to the rotating push pipe; the lower ladder body comprises main upright posts at two sides and a fixed cross bar positioned between the two main upright posts, and walking wheels are symmetrically arranged on the two main upright posts; the upper ladder body comprises auxiliary vertical rods which are telescopically connected with the main vertical rods and a movable cross rod which is detachably arranged between the two auxiliary vertical rods, clamping grooves are formed in opposite side walls of the auxiliary vertical rods, and two ends of the movable cross rod are clamped in the clamping grooves; the rotary push pipe is fixed with the top end of the auxiliary upright stanchion through a pin shaft respectively; the top handle bar is a U-shaped frame bar; the upper ladder body is slid out, the lower ladder body is erected at a required position, and the operation is simple and rapid.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the ladder body obliquely leaned on the wall is used, the upper ladder body and the lower ladder body are possibly bent, and the safety of workers is influenced.

SUMMERY OF THE UTILITY MODEL

In order to improve staff's security, this application provides a multi-functional ladder is used in construction in room.

The application provides a pair of multi-functional ladder is used in room construction adopts following technical scheme:

the utility model provides a multi-functional ladder is used in building construction, includes the lower ladder body, sliding connection has the last ladder body on the lower ladder body, the slip direction of going up the ladder body is on a parallel with the length direction of lower ladder body, the articulated bracing piece that is connected with on the lower ladder body, the bracing piece is used for supporting the lower ladder body, be provided with the first mounting that is used for the fixed stay pole on the lower ladder body.

By adopting the technical scheme, the upper ladder body slides out, the lower ladder body is erected at a required position, the supporting rod is rotated, one end of the supporting rod is abutted against the ground, and the supporting rod is fixed through the first fixing piece; the supporting rods, the ground and the lower ladder body are newly formed into a triangle, so that the stability of the lower ladder body is improved and the safety of workers is improved under the action of the supporting rods.

Optionally, the lower ladder body is rotatably connected with a hinged shaft, and the support rod is fixedly connected to the hinged shaft; first mounting is established including the cover and is established the worm wheel on the articulated shaft, down rotate on the ladder body be connected with worm wheel meshed's worm.

By adopting the technical scheme, when the supporting rod is rotated out, the worm is rotated, the worm rotates to drive the worm wheel to rotate, the worm wheel rotates to drive the articulated shaft to rotate, and the articulated shaft rotates to drive the supporting rod to rotate; the worm wheel and the worm have self-locking performance, and the supporting rod is further fixed to a required position.

Optionally, one end of the support rod, which is far away from the hinge shaft, is connected with a support block.

Through adopting above-mentioned technical scheme, under the effect of supporting shoe, increased the contact surface between bracing piece and the ground, reduced the atress of ground unit, reduced the sunken possibility in ground, improved the stability of bracing piece, further improved staff's security.

Optionally, the support block is connected to the support rod in a ball hinge manner.

By adopting the technical scheme, the supporting block is ball-hinged on the supporting rod, so that the supporting block is flatly abutted against the ground, the contact surface between the supporting block and the ground is increased, and the safety of workers is further improved; simultaneously, on unsmooth subaerial, the homoenergetic is subaerial with the comparatively smooth butt of supporting shoe.

Optionally, the building construction is with multi-functional ladder still includes the walking wheel, the walking wheel is connected on the bracing piece.

Through adopting above-mentioned technical scheme, when the bracing piece supported down the ladder body, certain space was left between walking wheel and the lower ladder body, had reduced the influence that produces when walking wheel pair staff climbed the ladder body.

Optionally, the supporting rod is connected with a telescopic rod, and the walking wheel is located at one end, far away from the supporting rod, of the telescopic rod.

By adopting the technical scheme, the length of the telescopic rod can be adjusted, when the ladder body is converted into a trolley, the length of the telescopic rod is adjusted, and then the distance between the lower ladder body and the ground is adjusted, so that the lower ladder body is positioned at a proper height, and further, a worker can conveniently push the lower ladder body; meanwhile, the possibility of bending down of workers is reduced, and labor is saved.

Optionally, the telescopic rod comprises a loop bar connected to the support bar and a slide bar sleeved in the loop bar in a sliding manner, and the travelling wheel is located at one end of the slide bar far away from the loop bar; the multifunctional ladder for building construction further comprises a second fixing piece for fixing the sliding rod.

By adopting the technical scheme, the sliding rod slides out, so that the lengths of the sleeve rod and the sliding rod are adjusted, and the operation is simple and practical; meanwhile, the loop bar and the sliding bar have the advantages of low price and easy acquisition; after the slide bar is adjusted to a required position, the slide bar is fixed to the loop bar through the second fixing piece, so that the working personnel can conveniently use the ladder body to carry materials.

Optionally, the loop bar is rotatably connected to the support bar, and a rotation axis of the loop bar is perpendicular to a length direction of the support bar; the multifunctional ladder for building construction further comprises a third fixing piece for fixing the loop bar.

Through adopting above-mentioned technical scheme, rotate the loop bar, the loop bar rotates and drives the slide bar and rotate, and the slide bar rotates and drives the walking wheel and rotate, has reduced the space that loop bar and walking wheel occupy, and then the staff of being convenient for carries the ladder body.

In summary, the present application includes at least one of the following beneficial technical effects:

1. rotating the support rod to enable one end of the support rod to be abutted against the ground, and fixing the support rod through a first fixing piece; the supporting rods, the ground and the lower ladder body form a triangle, so that the stability of the lower ladder body is improved and the safety of workers is improved under the action of the supporting rods;

2. under the action of the supporting block, the contact surface between the supporting rod and the ground is increased, the stress of ground units is reduced, the possibility of ground depression is reduced, the stability of the supporting rod is improved, and the safety of workers is further improved;

3. the length of adjusting the telescopic link, and then adjust the distance between the lower ladder body and the ground for lower ladder body is located suitable height, and then the staff of being convenient for promotes the lower ladder body.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

fig. 3 is a schematic overall structure diagram of another view angle according to the embodiment of the present application.

FIG. 4 is a schematic structural view of the telescopic rod and the supporting rod in the embodiment of the present application;

fig. 5 is a schematic view of a connection structure of the telescopic rod and the support rod in the embodiment of the present application.

Description of reference numerals: 1. descending the ladder body; 11. a main upright stanchion; 12. fixing the cross bar; 2. going up the ladder body; 21. an auxiliary upright rod; 22. a movable cross bar; 3. a support bar; 4. hinging a shaft; 5. a worm gear; 6. a worm; 7. a support block; 8. a traveling wheel; 9. a telescopic rod; 91. a loop bar; 92. a slide bar; 10. a clamping groove; 13. mounting a plate; 14. a mounting seat; 15. a second mounting groove; 16. a ball head; 17. a connecting rod; 18. a screw; 19. a slot; 20. a fixed seat; 23. a notch; 24. a rotating shaft; 25. a disc; 26. and a nut.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses construction is built in room and is used multi-functional ladder. Referring to fig. 1, the multifunctional ladder for building construction comprises a lower ladder body 1, wherein the lower ladder body 1 comprises two main upright posts 11 which are parallel to each other and a fixed cross bar 12 welded between the two main upright posts 11; the lower ladder body 1 is connected with an upper ladder body 2 in a sliding way, the sliding direction of the upper ladder body 2 is parallel to the length direction of the lower ladder body 1, the upper ladder body 2 comprises auxiliary upright rods 21 which are sleeved in the main upright rod 11 in a sliding way, and a movable cross rod 22 is detachably connected between the two auxiliary upright rods 21; the auxiliary upright rod 21 is provided with a clamping groove 10 for clamping the movable cross rod 22; the lower ladder body 1 is provided with a fixed groove for clamping the movable cross rod 22.

The movable cross rod 22 is detached from the auxiliary vertical rod 21, the movable cross rod 22 is clamped in the fixing groove, the auxiliary vertical rod 21 is slid, the auxiliary vertical rod 21 is sleeved in the main vertical rod 11, and the space occupied by the auxiliary vertical rod 21 is reduced.

Referring to fig. 1 and 2, a support rod 3 is hinged to the lower ladder body 1, the support rod 3 is used for supporting the lower ladder body 1, a hinge shaft 4 is rotatably connected to the lower ladder body 1, the length direction of the hinge shaft 4 is parallel to the length direction of the fixed cross rod 12, a first mounting groove is formed in the lower ladder body 1, a bearing is embedded in the support rod 3 and located in the first mounting groove, and the hinge shaft 4 is welded to an inner ring of the bearing; the one end that the bracing piece 3 kept away from ground is seted up the mounting hole of grafting articulated shaft 4, and bracing piece 3 passes through adhesive fixed connection on articulated shaft 4.

The supporting rod 3 is rotated out, so that the supporting rod 3 is abutted to the ground, the stability of the lower ladder body 1 is improved, and the safety of workers is improved; simultaneously, the bracing piece 3 rotates for bracing piece 3 replaces the laminating on main pole setting 11, has reduced the space that bracing piece 3 occupy, and the staff of being convenient for carries down the ladder body 1.

Referring to fig. 1 and 2, in order to fix the bracing piece 3 to required position, be provided with on the ladder body and be used for the first mounting of fixed support pole 3, first mounting is established including the cover and is established worm wheel 5 on articulated shaft 4, worm wheel 5 welds on articulated shaft 4, it is connected with worm 6 with worm wheel 5 meshing to rotate on the lower ladder body 1, the welding has mounting panel 13 on the lower ladder body 1, worm 6 rotates and connects on mounting panel 13, first through-hole has been seted up on mounting panel 13, on mounting panel 13 and be located the embedded bearing that is equipped with of first through-hole, the welding of worm 6 is at the inner ring of bearing.

The worm 6 is rotated, the worm 6 rotates to drive the worm wheel 5 to rotate, the worm wheel 5 rotates to drive the articulated shaft 4 to rotate, and the articulated shaft 4 rotates to drive the support rod 3 to rotate; the worm wheel 5 and the worm 6 have the self-locking performance, and the supporting rod 3 is fixed to a required position.

Referring to fig. 3, one end of the support rod 3 away from the hinge shaft 4 is connected with a support block 7; under the effect of supporting shoe 7, increased the contact surface between bracing piece 3 and the ground, reduced the sunken possibility in ground, improved the stability of bracing piece 3.

Referring to fig. 3 and 4, the supporting block 7 is connected to the supporting rod 3 in a ball hinge manner, the end portion, away from the hinge shaft 4, of the supporting rod 3 is welded with the mounting seat 14, the mounting seat 14 is provided with a second mounting groove 15, the mounting seat 14 is rotatably connected with the ball head 16 in the second mounting groove 15, the ball head 16 is integrally formed with a connecting rod 17, and the supporting block 7 is welded at one end, away from the ball head 16, of the connecting rod 17; under the action of the ball head 16, the supporting block 7 is driven to be flatly abutted to the ground, so that the contact surface between the supporting block 7 and the ground is further improved, and the stability of the lower ladder body 1 is improved.

Referring to fig. 3 and 4, the multifunctional ladder for building construction further comprises a walking wheel 8, in the embodiment, the walking wheel 8 is a universal wheel, and the walking wheel 8 is connected to the support rod 3; accomodate the last ladder body 2 behind the lower ladder body 1, will and will move about horizontal pole 22 joint in the fixed slot than higher, will descend the ladder body 1 level to place subaerial, and then will descend the ladder body 1 conversion shallow, improved the application range of the lower ladder body 1.

Referring to fig. 4 and 5, in order to adjust the distance between the walking wheels 8 and the supporting rod 3, the walking wheels are adapted to different workers; be connected with telescopic link 9 on bracing piece 3, walking wheel 8 is located that telescopic link 9 keeps away from one end telescopic link 9 of bracing piece 3 including connecting loop bar 91 on bracing piece 3 and sliding rod 92 of cup jointing in loop bar 91, and walking wheel 8 is located slide bar 92 and keeps away from the one end of loop bar 91, and walking wheel 8 keeps away from the one end of loop bar 91 at slide bar 92 through bolt fixed connection.

The sliding rod 92 slides out, and then the lengths of the loop bar 91 and the sliding rod 92 are adjusted, so that the operation is simple and practical.

Referring to fig. 4 and 5, in order to fix the sliding rod 92 to a desired position, the multi-functional ladder for building construction further includes a second fixing member for fixing the sliding rod 92, in this embodiment, the second fixing member includes a screw 18 screwed to a loop bar 91, and the loop bar 91 is provided with a thread groove for the screw 18 to be screwed; the sliding rod 92 is provided with a plurality of slots 19 for plugging, and the slots 19 are uniformly arranged on the sliding rod 92 along the length direction of the sliding rod 92.

The screw 18 is rotated, the rotation of the screw 18 is converted into the sliding of the screw 18 under the action of the thread groove on the loop bar 91, and then the screw 18 is sent into the slot 19 on the sliding rod 92, and further the sliding rod 92 is fixed at a required position, so that the operation is simple and practical.

In other embodiments, the screw 18 is slidably disposed through the sleeve rod 91, and the sliding rod 92 is provided with a thread groove for the screw 18 to be connected with; the sliding rod 92 is slid, so that the thread groove on the sliding rod 92 is aligned with the screw rod 18, the screw rod 18 is rotated, the screw rod 18 is driven to be screwed into the thread groove on the sliding rod 92, and the sliding rod 92 is fixed at a required position, so that the operation is simple and practical.

Referring to fig. 4 and 5, for the convenience of carrying the lower ladder body 1, the loop bar 91 is rotatably connected to the support bar 3, the rotation axis of the loop bar 91 is perpendicular to the length direction of the support bar 3, the support bar 3 is welded with the fixing base 20, the fixing base 20 is provided with a second through hole, one end of the loop bar 91, which is far away from the hinge shaft 4, is provided with a notch 23, the loop bar 91 is provided with a third through hole which runs through the side wall of the notch 23, the loop bar 91 is connected with a rotating shaft 24 in the third through hole, and the rotating shaft 24 passes through the second through hole in the fixing base 20.

The loop bar 91 is rotated along the length direction of the rotating shaft 24, so that the angle between the loop bar 91 and the supporting rod 3 is reduced, the space occupied by the loop bar 91 is reduced, and the lower ladder body 1 can be conveniently carried.

Referring to fig. 4 and 5, the multifunctional ladder for building construction further comprises a third fixing member for fixing the loop bar 91, the third fixing member comprises a disc 25 welded on one end of the rotating shaft 24, meanwhile, the disc 25 is welded on the loop bar 91, a thread section is integrally formed on the rotating shaft 24, and a nut 26 is connected on the rotating shaft 24 in a threaded manner; the nut 26 is screwed, the nut 26 drives the rotating shaft 24 to slide, the rotating shaft 24 slides to drive the disc 25 to abut against the loop bar 91, and therefore the loop bar 91 is prevented from being fixed to a required position.

The implementation principle of this application embodiment a construction is built with multi-functional ladder in room does:

when the ladder is used as a ladder; the upper ladder body 2 slides out, the worm 6 is rotated, the worm 6 rotates to drive the worm wheel 5 to rotate, the worm wheel 5 rotates to drive the hinge shaft 4 to rotate, the hinge shaft 4 rotates to drive the support rod 3 to rotate, so that the support block 7 on the support rod 3 is abutted to the ground, and the stability of the lower ladder body 1 is improved; meanwhile, the nut 26 is screwed, so that the loop bar 91 is rotated, the loop bar 91 is attached to the support rod 3, and the space occupied by the loop bar 91 is reduced.

When the trolley is used as a trolley, the upper ladder body 2 is stored in the lower ladder body 1, the worm 6 is rotated, the worm 6 rotates to drive the worm wheel 5 to rotate, the worm wheel 5 rotates to drive the hinge shaft 4 to rotate, and the hinge shaft 4 rotates to drive the support rod 3 to rotate, so that the support rod 3 is attached to the main upright rod 11; sliding the slide rod 92 to position the slide rod 92 at a desired location, and screwing the screw 18 to secure the slide rod 92 at the desired location.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a multi-functional ladder is used in building construction, includes down the ladder body (1), sliding connection has last ladder body (2) down on ladder body (1), the slip direction of going up ladder body (2) is on a parallel with the length direction of lower ladder body (1), its characterized in that: the lower ladder body (1) is hinged with a supporting rod (3), the supporting rod (3) is used for supporting the lower ladder body (1), and a first fixing part for fixing the supporting rod (3) is arranged on the lower ladder body (1).

2. The multifunctional ladder for building construction according to claim 1, wherein: the lower ladder body (1) is rotatably connected with a hinged shaft (4), and the support rod (3) is fixedly connected with the hinged shaft (4); first mounting establishes worm wheel (5) on articulated shaft (4) including the cover, down on the ladder body (1) rotate be connected with worm (6) of worm wheel (5) meshing.

3. The multifunctional ladder for building construction according to claim 2, wherein: one end of the support rod (3) far away from the hinged shaft (4) is connected with a supporting block (7).

4. The multifunctional ladder for building construction according to claim 3, wherein: the supporting blocks (7) are connected to the supporting rod (3) in a ball-and-socket manner.

5. The multifunctional ladder for building construction according to claim 1, wherein: the multifunctional ladder for building construction further comprises walking wheels (8), and the walking wheels (8) are connected to the supporting rods (3).

6. The multifunctional ladder for building construction according to claim 5, wherein: the walking wheel is characterized in that the supporting rod (3) is connected with a telescopic rod (9), and the walking wheel (8) is located at one end, far away from the supporting rod (3), of the telescopic rod (9).

7. The multifunctional ladder for building construction according to claim 6, wherein: the telescopic rod (9) comprises a loop bar (91) connected to the supporting rod (3) and a sliding rod (92) sleeved in the loop bar (91) in a sliding manner, and the travelling wheel (8) is positioned at one end, far away from the loop bar (91), of the sliding rod (92); the multifunctional ladder for building construction further comprises a second fixing piece for fixing the sliding rod (92).

8. The multifunctional ladder for building construction according to claim 7, wherein: the loop bar (91) is rotatably connected to the support bar (3), and the rotating axis of the loop bar (91) is vertical to the length direction of the support bar (3); the multifunctional ladder for building construction further comprises a third fixing piece for fixing the loop bar (91).