CN110984836A

CN110984836A - Ladder for building that can carry toolbox

Info

Publication number: CN110984836A
Application number: CN202010015793.XA
Authority: CN
Inventors: 不公告发明人
Original assignee: Jinyun Dotu Intelligent Technology Co ltd
Current assignee: Jinyun Dotu Intelligent Technology Co ltd
Priority date: 2020-01-07
Filing date: 2020-01-07
Publication date: 2020-04-10

Abstract

The invention discloses a building ladder capable of carrying a tool box, which comprises a top plate, wherein a top plate anti-skid layer is fixedly arranged on the bottom wall of the top plate, pedal support rods are fixedly arranged on the bottom wall of the top plate in a bilateral symmetry manner, five pedal sliding grooves which are uniformly distributed up and down are arranged on the inner sides of the left pedal support rod and the right pedal support rod, gear rack mechanisms positioned in the pedal support rods are arranged on two sides of the five pedals on the left and the right, five groups of turnover mechanisms are uniformly distributed up and down on the outer end walls on two sides of the two pedal support rods, a first connecting block is arranged between a first pedal and a second pedal on the left and the right upper sides, the first connecting blocks on the left and the right sides are fixedly connected with the inner walls of the pedal support rods, auxiliary support mechanisms are arranged on the rear sides of the first linking blocks on the left and the right pedal support, the tool box moves up with the person along with the tool box block.

Description

Ladder for building that can carry toolbox

Technical Field

The invention relates to the technical field of ladders related to buildings, in particular to a ladder for a building, which can carry a tool box.

Background

Ladder, daily life apparatus, this instrument are done the limit by two long thick poles, and the horizontal pole that is fit for the climbing is crossed in the middle of for climb, the ladder divide into lift single ladder and lift double ladder.

Building site often need use the ladder, but building site ground situation is changeable, and current ladder often can not the holding stability, often need carry the toolbox when the construction worker cat ladder moreover, and the ladder can not be held up to both hands always, has very big potential safety hazard.

Disclosure of Invention

Aiming at the technical defects, the invention provides a ladder for a building, which can carry a tool box and can overcome the defects.

The invention relates to a building ladder capable of carrying a tool box, which comprises a top plate, wherein a top plate anti-slip layer is fixedly arranged on the bottom wall of the top plate, pedal support rods are fixedly arranged on the bottom wall of the top plate in a bilateral symmetry manner, five pedal sliding grooves which are uniformly distributed up and down are arranged on the inner sides of the left pedal support rod and the right pedal support rod, pedals are slidably connected between the left pedal sliding groove and the right pedal sliding groove, the bottom walls of two ends of each pedal are connected with the bottom walls of the pedal sliding grooves through damping springs, the middle of the top wall of each pedal is fixedly provided with the pedal anti-slip layer, the two sides of each of the left pedal and the right pedal are respectively provided with a gear rack mechanism positioned in the pedal support rods, five groups of turnover mechanisms are uniformly distributed up and down on the outer end walls of two sides of the pedal, control first chain link piece rear side is provided with auxiliary stay mechanism, controls the fixed angle changing piece that is provided with of footboard bracing piece inner wall controls the angle changing piece is located between the first footboard of downside and the second footboard, controls evenly fixed six angle changing rods that are provided with around the angle changing piece inner wall control the footboard bracing piece diapire is fixed and is provided with first damping sponge piece, controls the fixed first fixed needle that is provided with of first damping sponge piece diapire longitudinal symmetry.

Preferably, rack and pinion mechanism is including the rack of fixed setting on the footboard diapire, the rack is located rack inslot and rather than sliding connection, and the upside is first state rack groove, third rack groove and fifth rack groove rear end wall are provided with the forward gear groove of opening, and the upside is second state rack groove and fourth rack groove front end wall are provided with the backward gear groove of opening, five the gear groove is located same vertical line, the gear inslot is provided with the gear, gear and gear shaft fixed connection, the gear shaft rotates with the footboard bracing piece and is connected.

Preferably, the turnover mechanism comprises a first connecting hinge fixedly connected with the outer end of the gear shaft, the first connecting hinge is rotatably connected with a first connecting rod, the other end of the first connecting rod is fixedly connected with a second connecting hinge, the second connecting hinge is rotatably connected with the inner end of a first connecting pin, the outer end of the first connecting pin is rotatably connected with a third connecting hinge, the third connecting hinge is fixedly connected with a second connecting rod, the other end of the second connecting rod is fixedly connected with a second connecting block, a third connecting block is fixedly arranged on the bottom wall of the second connecting block, a magnet is fixedly arranged on the bottom wall of the third connecting block, the outer end wall of the second connecting block is rotatably connected with the second connecting pin, the outer end of the second connecting pin is rotatably connected with the third connecting hinge, the third connecting hinge is fixedly connected with a third connecting rod, and the other end of the third connecting rod is fixedly connected with a fourth connecting hinge, the fourth connecting hinge is connected with the inner end of the third connecting pin in a rotating mode, the outer end of the third connecting pin is connected with the fourth connecting block in a rotating mode, the bottom wall of the fourth connecting block is fixedly connected with the fifth connecting block, the inner end wall of the fifth connecting block is fixedly connected with the outer end wall of the pedal supporting rod, the magnet lower side of the bottom is connected with a tool box block in a magnetic mode, and a magnetic metal layer is fixedly arranged on the upper end wall and the lower end wall of the tool box block.

Preferably, the auxiliary supporting mechanism comprises a sixth connecting block fixedly arranged on the rear end walls of the left and right first connecting blocks, a seventh connecting block is fixedly arranged on the bottom wall of the sixth connecting block, a first rotating shaft is fixedly arranged on the inner end wall of the seventh connecting block, the left and right first rotating shafts are rotatably connected with the first rotating block, an auxiliary supporting rod is fixedly arranged on the bottom wall of the first rotating block, a second rotating shaft is fixedly arranged on the side wall of the auxiliary supporting rod in a bilateral symmetry manner, the second rotating shaft is rotatably connected with the second rotating block, the top wall of the second rotating block is fixedly connected with a first connecting rod, the top wall of the first connecting rod is fixedly connected with a second connecting rod, the front end wall of the second connecting rod is fixedly connected with a third connecting rod, the front end wall of the third connecting rod is fixedly connected with a clamping hook, and eighth connecting blocks are fixedly arranged on the side wall of, the eighth connecting block is connected with the first connecting rod through a connecting spring, the bottom wall of the auxiliary supporting rod is fixedly connected with a second damping sponge block, and a second fixing needle is fixedly arranged on the bottom wall of the second damping sponge block.

Preferably, the magnet described above has a greater attractive force than the magnet described below.

Preferably, the first and second shock-absorbing sponge blocks can change shapes with different terrain conditions.

The beneficial effects are that: the ladder fixing device is simple in structure and convenient to operate, when the ladder fixing device works, a ladder is placed on the ground of a building site, a first fixing pin is inserted into the ground of the building site, a first damping sponge block deforms to be closer to the ground, the contact area of the first damping sponge block is enlarged, and therefore the ladder is more stable, the first rotating block, the auxiliary supporting rod, a second damping sponge block and a second fixing pin rotate to a proper angle around a first rotating shaft, a second fixing pin is inserted into the ground of the building site, the second damping sponge block deforms to be closer to the ground, the contact area of the second damping sponge block is enlarged, and therefore the ladder is more stable, a first connecting rod rotates around a second rotating shaft, a clamping hook is clamped on a proper angle changing rod, and therefore the ladder; the people steps on the pedal, so that the rack moves downwards, the gear rotates, the gear shaft rotates, the first connecting hinge rotates, the first connecting rod rotates, the turnover mechanism works, the first connecting rod rotates when the pedal moves to the bottom end, the second connecting rod, the second connecting block, the third connecting block and the magnet rotate, so that the tool box block can turn over, the magnet on the upper side has larger attraction force than the magnet on the lower side, so that the tool box block is attracted by the magnet on the upper side to be separated from the magnet on the lower side, and the above motions are repeated when the pedal is stepped on, so that the tool box moves upwards along with the tool box block.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic view of a ladder for a building of the present invention, which can carry a tool box;

FIG. 2 is a schematic view of A-A in FIG. 1 according to an embodiment of the present invention;

FIG. 3 is a schematic view of B-B in FIG. 1 according to an embodiment of the present invention;

FIG. 4 is a schematic view of C-C in FIG. 1 according to an embodiment of the present invention;

fig. 5 is an enlarged schematic view of the structure at D in fig. 1 according to the embodiment of the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a building ladder capable of carrying a tool box, which comprises a top plate 2, wherein a top plate anti-skidding layer 1 is fixedly arranged on the bottom wall of the top plate 2, pedal support rods 4 are symmetrically and fixedly arranged on the left side and the right side of the bottom wall of the top plate 2, five pedal sliding grooves 7 which are uniformly distributed up and down are arranged on the inner sides of the left pedal support rod 4 and the right pedal support rod 4, pedals 6 are slidably connected between the left pedal sliding groove 7 and the right pedal sliding groove 7, the bottom walls of two ends of each pedal 6 are connected with the bottom wall of the pedal sliding groove 7 through a damping spring 8, the pedal anti-skidding layer 1 is fixedly arranged in the middle of the top wall of each pedal 6, gear and rack mechanisms positioned in the pedal support rods 4 are respectively arranged on two sides of the left pedal 6 and the right pedal 6, five groups of turnover mechanisms are uniformly, control first linkage block 9 and 4 inner wall fixed connection of footboard bracing piece control first linkage block 9 rear side is provided with supplementary supporting mechanism, controls 4 inner wall fixed angle changing block 15 that is provided with of footboard bracing piece controls angle changing block 15 is located between the first footboard 6 of downside and the second footboard 6, controls evenly fixed being provided with six angle changing pole 14 around the inner end wall in angle changing block 15 controls 4 diapire fixed being provided with first damping sponge piece 51, controls the fixed first fixed needle 52 that is provided with of symmetry around the first damping sponge piece 51 diapire.

Beneficially, the rack-and-pinion mechanism includes a rack 47 fixedly disposed on the bottom wall of the pedal 6, the rack 47 is disposed in a rack groove 48 and slidably connected therewith, rear end walls of a first rack groove 48, a third rack groove 48 and a fifth rack groove 48 on the upper side are provided with a gear groove 19 opened forward, front end walls of a second rack groove 48 and a fourth rack groove 48 on the upper side are provided with a gear groove 19 opened backward, five gear grooves 19 are disposed on the same vertical line, a gear 20 is disposed in the gear groove 19, the gear 20 is fixedly connected with a gear shaft 21, and the gear shaft 21 is rotatably connected with the pedal support rod 4.

Advantageously, the turnover mechanism comprises a first connecting hinge 22 fixedly connected with the outer end of the gear shaft 21, the first connecting hinge 22 is rotatably connected with the first connecting rod 17, the other end of the first connecting rod 17 is fixedly connected with a second connecting hinge 35, the second connecting hinge 35 is rotatably connected with the inner end of a first connecting pin 34, the outer end of the first connecting pin 34 is rotatably connected with a third connecting hinge 33, the third connecting hinge 33 is fixedly connected with a second connecting rod 32, the other end of the second connecting rod 32 is fixedly connected with a second connecting block 31, the bottom wall of the second connecting block 31 is fixedly provided with a third connecting block 18, the bottom wall of the third connecting block 18 is fixedly provided with a magnet 23, the outer end wall of the second connecting block 31 is rotatably connected with a second connecting pin 30, the outer end of the second connecting pin 30 is rotatably connected with a third connecting hinge 29, and the third connecting hinge 29 is fixedly connected with a third connecting rod 28, the other end of the third connecting rod 28 is fixedly connected with a fourth connecting hinge 27, the fourth connecting hinge 27 is rotatably connected with the inner end of the third connecting pin 26, the outer end of the third connecting pin 26 is rotatably connected with the fourth connecting block 25, the bottom wall of the fourth connecting block 25 is fixedly connected with the fifth connecting block 24, the inner end wall of the fifth connecting block 24 is fixedly connected with the outer end wall of the pedal supporting rod 4, the magnetic force at the lower side of the magnet 23 at the bottom is connected with a tool box block 45, and a magnetic metal layer 46 is fixedly arranged on the upper end wall and the lower end wall of the tool box block 45.

Beneficially, the auxiliary supporting mechanism comprises a sixth connecting block 49 fixedly arranged on the rear end wall of the left and right first connecting blocks 9, a seventh connecting block 10 is fixedly arranged on the bottom wall of the sixth connecting block 49, a first rotating shaft 11 is fixedly arranged on the inner end wall of the seventh connecting block 10, the left and right first rotating shafts 11 are rotatably connected with a first rotating block 50, an auxiliary supporting rod 12 is fixedly arranged on the bottom wall of the first rotating block 50, a second rotating shaft 16 is fixedly arranged on the side wall of the auxiliary supporting rod 12 in a bilateral symmetry manner, the second rotating shaft 16 is rotatably connected with a second rotating block 42, the top wall of the second rotating block 42 is fixedly connected with a first connecting rod 40, the top wall of the first connecting rod 40 is fixedly connected with a second connecting rod 39, the front end wall of the second connecting rod 39 is fixedly connected with a third connecting rod 38, and the front end wall of the third connecting rod 38 is fixedly connected with a clamping, the fixed eighth connecting block 13 that is provided with of bilateral symmetry on the auxiliary supporting pole 12 lateral wall, be connected through connecting spring 41 between eighth connecting block 13 front end wall and the head rod 40, 12 diapire fixedly connected with second damping sponge blocks 43 of auxiliary supporting pole, the fixed second fixing pin 44 that is provided with of second damping sponge blocks 43 diapire.

Advantageously, the magnets 23 described above have a greater attraction force than those described below.

Advantageously, the first and second shock absorbing

sponge blocks

51, 43 may change shape with different terrain conditions.

In an initial state, the damping spring 8 and the connecting spring 41 are both in a normal stretching state;

sequence of mechanical actions of the whole device:

1. placing the ladder on the ground of a building site, inserting a first fixing needle 52 into the ground of the building site, enabling a first damping sponge block 51 to deform to be closer to the ground and the contact area to be enlarged so as to enable the ladder to be more stable, enabling a first rotating block 50, an auxiliary supporting rod 12, a second damping sponge block 43 and a second fixing needle 44 to rotate to a proper angle around a first rotating shaft 11, inserting a second fixing needle 44 into the ground of the building site, enabling a second damping sponge block 43 to deform to be closer to the ground and the contact area to be enlarged so as to enable the ladder to be more stable, enabling a first connecting rod 40 to rotate around a second rotating shaft 16, and clamping a clamping hook 37 onto a proper angle changing rod 14 so as to enable the ladder to be stable;

2. a person steps on the pedal 6, so that the rack 47 moves downwards, so that the gear 20 rotates, so that the gear shaft 21 rotates, so that the first connecting hinge 22 rotates, so that the first connecting rod 17 rotates, so that the turnover mechanism works, when the pedal 6 moves to the bottommost end, the first connecting rod 17 rotates 90 degrees, the second connecting rod 32, the second connecting block 31, the third connecting block 18 and the magnet 23 rotate 180 degrees, so that the tool box block 45 is turned over 180 degrees, because the magnet 23 on the upper side has a larger attraction force than that on the lower side, the tool box block 45 is attracted by the magnet 23 on the upper side to be separated from the magnet 23 on the lower side, and the above-mentioned motions are repeated when the pedal 6 is stepped on, so that the tool box moves upwards along with the tool box block 45 along with the person;

3. when the device needs to reset, the tool box is taken down, a person leaves the ladder downwards, the pedal 6 resets under the action of the damping spring 8, the first connecting rod 40 is retracted, the first fixing pin 52 and the second fixing pin 44 are pulled out, the ladder is retracted, and the device completes resetting.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims

1. A ladder for building that can carry toolbox, includes the roof, its characterized in that: the anti-skid pedal comprises a top plate bottom wall, a top plate anti-skid layer is fixedly arranged on the bottom wall of the top plate, pedal support rods are fixedly arranged on the bottom wall of the top plate in a bilateral symmetry mode, five pedal sliding grooves are uniformly distributed in the left side and the right side of the inner side of each pedal support rod, pedals are connected between the left pedal sliding groove and the right pedal sliding groove in a sliding mode, the bottom walls of two ends of each pedal are connected with the bottom walls of the pedal sliding grooves through damping springs, the anti-skid pedal layer is fixedly arranged in the middle of the top wall of each pedal, a rack and pinion mechanism located in each pedal support rod is arranged on each of the left side and the right side of each pedal, five groups of turnover mechanisms are uniformly distributed in the upper and the lower side of the outer end walls on the two sides of the two pedal support rods, control the fixed angle piece that trades that is provided with of footboard bracing piece inner wall controls the angle piece is located between the first footboard of downside and the second footboard, controls evenly fixed six angle poles that trade around the angle piece inner wall, controls the fixed first damping sponge piece that is provided with of footboard bracing piece diapire controls the fixed first fixed needle that is provided with of symmetry around the first damping sponge piece diapire.

2. A ladder as claimed in claim 1, wherein the ladder further comprises: the rack and pinion mechanism is including fixed rack that sets up on the footboard diapire, the rack is located rack inslot and rather than sliding connection, and the upside institute first states rack groove, third rack groove and fifth rack groove rear end wall and is provided with the forward gear groove of opening, and the upside institute second states rack groove and fourth rack groove front end wall and is provided with the backward gear groove of opening, five the gear groove is located same vertical line, the gear inslot is provided with the gear, gear and gear shaft fixed connection, the gear shaft rotates with the footboard bracing piece and is connected.

3. A ladder as claimed in claim 1, wherein the ladder further comprises: the turnover mechanism comprises a first connecting hinge fixedly connected with the outer end of the gear shaft, the first connecting hinge is rotatably connected with a first connecting rod, the other end of the first connecting rod is fixedly connected with a second connecting hinge, the second connecting hinge is rotatably connected with the inner end of a first connecting pin, the outer end of the first connecting pin is rotatably connected with a third connecting hinge, the third connecting hinge is fixedly connected with a second connecting rod, the other end of the second connecting rod is fixedly connected with a second connecting block, a third connecting block is fixedly arranged on the bottom wall of the second connecting block, a magnet is fixedly arranged on the bottom wall of the third connecting block, the outer end wall of the second connecting block is rotatably connected with the second connecting pin, the outer end of the second connecting pin is rotatably connected with the third connecting hinge, the third connecting hinge is fixedly connected with a third connecting rod, the other end of the third connecting rod is fixedly connected with a fourth connecting hinge, and the fourth connecting hinge is rotatably connected with the inner end of the third connecting pin, the third connecting pin outer end is rotated with the fourth connecting block and is connected, fourth connecting block diapire and fifth connecting block fixed connection, inner end wall and footboard bracing piece outer end wall fixed connection of fifth connecting block, the magnet downside magnetic force of below is connected with the toolbox block, the fixed magnetism metal level that is provided with of endwall about the toolbox block.

4. A ladder as claimed in claim 1, wherein the ladder further comprises: the auxiliary supporting mechanism comprises sixth connecting blocks fixedly arranged on the rear end walls of the left and right first connecting blocks, seventh connecting blocks are fixedly arranged on the bottom walls of the sixth connecting blocks, first rotating shafts are fixedly arranged on the inner end walls of the seventh connecting blocks, the left and right first rotating shafts are rotatably connected with the first rotating blocks, auxiliary supporting rods are fixedly arranged on the bottom walls of the first rotating blocks, second rotating shafts are fixedly arranged on the side walls of the auxiliary supporting rods in a bilateral symmetry manner, the second rotating shafts are rotatably connected with the second rotating blocks, the top walls of the second rotating blocks are fixedly connected with first connecting rods, the top walls of the first connecting rods are fixedly connected with second connecting rods, the front end walls of the second connecting rods are fixedly connected with third connecting rods, the front end walls of the third connecting rods are fixedly connected with clamping hooks, and eighth connecting blocks are fixedly arranged on the side walls of the auxiliary supporting rods in a bilateral symmetry, the eighth connecting block is connected with the first connecting rod through a connecting spring, the bottom wall of the auxiliary supporting rod is fixedly connected with a second damping sponge block, and a second fixing needle is fixedly arranged on the bottom wall of the second damping sponge block.

5. A ladder as claimed in claim 3, wherein the ladder further comprises: the magnet on the upper side has a larger attraction force than the magnet on the lower side.

6. A ladder as claimed in claim 4, wherein the ladder further comprises: the first and second shock-absorbing sponge blocks can change shapes with different terrain conditions.