A kind of ladder
The application is application number 2016107692197, on 08 30th, 2016 applying date, a kind of denomination of invention " improvement knot
The divisional application of the ladder of structure ".
Technical field
The present invention relates to a kind of ladders.
Background technique
Ladder, the gradient is steeper, and the stair of both hands staircase are needed when above and below people.Generally it is made by angle steel, welded tube, iron chains or rope
Ladder straight up and down, be widely used in a variety of industries, with the fast development of economic technology, ladder is increasingly towards light
Just, long service life, secured and safe direction are developed.
Through retrieving, as Chinese patent literature discloses a kind of ladder【Application number:201520975951.0;Publication number:CN
205153992U】.This ladder, which is characterized in that including:Longitudinal rod;Multiple transverse bars are arranged along the longitudinal rod, described
Transverse bar have the vertical longitudinal rod operating position and with the consistent stowed position of longitudinal rod extending direction;Positioning
Lock, for the transverse bar to be locked in the stowed position.
Although ladder disclosed in the patent uses simply, the ladder is mobile inconvenient, and can not be by ladder when use
Ontology effective position is lived, inconvenient for operation, and therefore, it is necessary for designing a kind of ladder.
Summary of the invention
The purpose of the present invention is there is the above problem in view of the prior art, a kind of ladder is proposed, which has behaviour
Make convenient feature.
Object of the invention can be realized by the following technical scheme:Ladder, including ladder ontology, which is characterized in that institute
It states ladder body lower part and idler wheel is provided with by connection structure, connection structure includes mounting plate, positioning plate, guide rod, guide sleeve and bullet
Spring, mounting plate are fixed on ladder body lower part, and guide rod is fixed on a mounting board vertically, and guide sleeve is slidably arranged on guide rod, spring
It is threaded through on guide rod, spring upper end is connected with mounting plate, and lower spring end is connected with guide sleeve, and positioning plate is fixed on guide sleeve, idler wheel
It is fixed on positioning plate;Location structure is additionally provided on the ladder ontology.
Working principle of the present invention is as follows:Supermarket staff needs to above shelf to arrange cargo, and ladder ontology is led to
The idler wheel for crossing lower part pushes under shelf, is then positioned ladder ontology by the effect of location structure, proceed with one's work personnel
Ladder ontology can be climbed up and arrange shelf, when needs, which move to another place, to be arranged, the effect of location structure is released, then pass through idler wheel
Mobile ladder ontology changes to different places, easy to operate.
As the first situation, the location structure includes motor, the first connecting rope, the first weight and the first auxiliary
Wheel, motor are fixed on ladder body lower part, and the output shaft of motor is horizontally disposed, the output shaft end of motor and the first connecting rope one
End is connected, and the first connecting rope other end and the first weight are connected, and the first auxiliary wheel is arranged on the first weight.
Using the above structure, when needing using ladder ontology, the output shaft rotation by controlling motor makes the first connection
Rope moves up, and the first connecting rope drives the first weight and the first auxiliary wheel to move upwardly off ground, by the first weight
Gravity in ladder ontology, live ladder body contacts terrestrial positioning;When ladder ontology needs mobile, control motor is defeated
Shaft rotation moves down the first connecting rope, so that the first auxiliary wheel under the first weight is touched ground, ladder ontology is in bullet
It is popped into position under the action of spring force, then the first weight moves together under the action of the first auxiliary wheel with ladder ontology.
As second situation, the location structure includes oscillating rod, the second weight, push-rod electric machine, the second connecting rope
With the second auxiliary wheel, push-rod electric machine is fixed on a mounting board, the push rod of push-rod electric machine straight up, the push rod end of push-rod electric machine
It is connected with second connecting rope one end, the second connecting rope other end is connected with oscillating rod one end, oscillating rod middle part and ladder ontology phase
Hingedly, the oscillating rod other end and the second weight are hinged, and the second auxiliary wheel is arranged on the second weight.
Using the above structure, when needing using ladder ontology, the push rod shortening by controlling push-rod electric machine can drive the
Two connecting ropes move down, and the second connecting rope drives oscillating rod one end to move down, and moves up the oscillating rod other end, make the
Two weights and the second auxiliary wheel move upwardly off ground, by the gravity of the second weight in ladder ontology, make ladder
Body contacts terrestrial positioning is lived;When ladder ontology needs mobile, the push rod elongation of push-rod electric machine is controlled, the oscillating rod other end is made
It is moved down under the gravity of the second weight and the second auxiliary wheel, the second auxiliary wheel under the second weight is made to touch ground
Face, ladder ontology pop into position under the effect of spring force, and then the second weight under the action of the second auxiliary wheel and is climbed
Terraced ontology moves together.
As the third situation, the location structure include sucker, vacuum pump, exhaust pipe, air inlet pipe, the first solenoid valve and
Second solenoid valve, sucker are fixed on ladder ontology, the air inlet of sucker upward, the gas outlet of sucker and exhaust pipe one end phase
Even, the exhaust pipe other end is connected with vacuum pump, and the first solenoid valve is arranged in exhaust pipe, the air inlet of air inlet pipe one end and sucker
It is connected, the air inlet pipe other end can be connected with the external world, and second solenoid valve is arranged in air inlet pipe.
Using the above structure, when needing using ladder ontology, ladder ontology is pressed, the sucker and ground on ladder ontology are made
Face contact, open exhaust pipe in the first solenoid valve, then control vacuum pump work make the air in sucker by gas outlet into
Enter in exhaust pipe, enter back into vacuum pump, after in sucker without air, the first solenoid valve is closed, due to there is no air in sucker
And ground is tightly sucked, fix ladder ontology on the ground;When ladder ontology needs mobile, second in air inlet pipe is opened
Solenoid valve, then outside air enters air inlet pipe, then enters sucker by the air inlet on sucker, makes to exist in sucker into air
Under the action of spring, ladder ontology is detached from ground, and pops into position, and then can move ladder ontology.
As the first situation, operation button one is fixed on the ladder ontology, motor passes through route and operation button
One is connected.
Using the above structure, motor work is controlled by operation button one, intelligence degree is high.
As second situation, operation button two is fixed on the ladder ontology, push-rod electric machine passes through route and operation
Button two is connected.
Using the above structure, push-rod electric machine work is controlled by operation button two, intelligence degree is high.
As the third situation, operation button three, vacuum pump, the first solenoid valve and second are fixed on the ladder ontology
Solenoid valve is connected with operation button three by route.
Using the above structure, vacuum pump, the first solenoid valve, second solenoid valve work, intelligence are controlled by operation button three
Degree height can be changed.
Several antiskid plates are provided on the ladder ontology.
Using the above structure, it makes one to step down in by the effect of antiskid plate and avoids sliding above generating injury, anti-skidding effect
It is good.
The quantity of the idler wheel is four.
Using the above structure, ladder ontology is moved by four rolling, stability is good.
The idler wheel is universal wheel.
Using the above structure, ladder ontology is moved by universal wheel can move from any angle, conveniently moving.
As the first situation, the material of the ladder ontology is stainless steel.
Using the above material, make it securely and long service life by using the ladder ontology that material is stainless steel.
As second situation, the material of the ladder ontology is plastics.
Using the above material, moved it by using the ladder ontology that material is plastics light.
The ladder body lower part is provided with tread plate.
Using the above structure, by the tread plate of ladder body lower part make ladder ontology using when avoid its skid generate
Danger, safety effect are good.
Compared with prior art, this ladder has the following advantages that:
1, ladder ontology can be pushed under shelf by idler wheel in the present invention, and the output shaft rotation for controlling motor makes the first company
Splicing moves up, and the first connecting rope drives the first weight and the first auxiliary wheel to move upwardly off ground, and first is aggravated
The gravity of block lives ladder body contacts terrestrial positioning in ladder ontology;Control motor output shaft rotation makes the first connection
Rope moves down, and so that the first auxiliary wheel under the first weight is touched ground, ladder ontology rebounds under the effect of spring force
It is in situ, different places is changed to by the mobile ladder ontology of idler wheel, it is easy to operate.
2, it makes one to step down in by the effect of antiskid plate to avoid sliding above and generates injury, it is anti-skidding to make good use of.
3, ladder ontology is moved by universal wheel can move from any angle, conveniently moving.
Detailed description of the invention
Fig. 1 is the planar structure schematic diagram of the first scheme of the invention.
Fig. 2 is the planar structure schematic diagram of second scheme of the present invention.
Fig. 3 is the planar structure schematic diagram of the third scheme of the invention.
In figure, 1, ladder ontology;2, antiskid plate;3, operation button one;4, mounting plate;5, guide rod;6, spring;7, guide sleeve;
8, positioning plate;9, tread plate;10, idler wheel;11, the first weight;12, the first auxiliary wheel;13, the first connecting rope;14, motor;
15, the second auxiliary wheel;16, the second weight;17, push-rod electric machine;18, the second connecting rope;19, oscillating rod;21, sucker;21a,
Gas outlet;21b, air inlet;23, air inlet pipe;24, second solenoid valve;25, the first solenoid valve;26, exhaust pipe;27, vacuum pump;
28, operation button two;29, operation button three.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As shown in Figure 1, this ladder, including ladder ontology 1,1 lower part of ladder ontology are provided with idler wheel 10 by connection structure,
Connection structure includes mounting plate 4, positioning plate 8, guide rod 5, guide sleeve 7 and spring 6, and the material of mounting plate 4 is stainless steel, positioning plate 8
Material be stainless steel, the material of guide rod 5 is stainless steel, and mounting plate 4 is fixed on 1 lower part of ladder ontology, and mounting plate 4 passes through bolt
The mode of connection is fixed on 1 lower part of ladder ontology, and guide rod 5 is fixed on vertically on mounting plate 4, the side that guide rod 5 is bolted
Formula is fixed on vertically on mounting plate 4, and guide sleeve 7 is slidably arranged on guide rod 5, and spring 6 is threaded through on guide rod 5,6 upper end of spring and peace
Loading board 4 is connected, and 6 upper end of spring is connected by bolted connection with mounting plate 4, and 6 lower end of spring is connected with guide sleeve 7, spring 6
Lower end is connected by bolted connection with guide sleeve 7, and positioning plate 8 is fixed on guide sleeve 7, what positioning plate 8 was bolted
Mode is fixed on guide sleeve 7, and idler wheel 10 is fixed on positioning plate 8, and idler wheel 10 is fixed on positioning plate 8 by bolted connection
On;Location structure is additionally provided on ladder ontology 1.
As shown in Figure 1, location structure includes motor 14, the first connecting rope 13, the first weight 11 and the first auxiliary wheel 12,
Motor 14 is fixed on 1 lower part of ladder ontology, and motor 14 is fixed on 1 lower part of ladder ontology, motor 14 by bolted connection
Output shaft it is horizontally disposed, the output shaft end of motor 14 and 13 one end of the first connecting rope are connected, 13 other end of the first connecting rope
It is connected with the first weight 11, the first auxiliary wheel 12 is arranged on the first weight 11, using the above structure, when needs use is climbed
When terraced ontology 1, the output shaft rotation by controlling motor 14 moves up the first connecting rope 13, and the first connecting rope 13 drives the
One weight 11 and the first auxiliary wheel 12 move upwardly off ground, then by the first weight 11 and the weight of the first auxiliary wheel 12
Power acts on ladder ontology 1, so that ladder ontology 1 is contacted terrestrial positioning and lives;When ladder ontology 1 needs mobile, motor 14 is controlled
Output shaft rotation moves down the first connecting rope 13, and the first auxiliary wheel 12 under the first weight 11 is made to touch ground, ladder
Ontology 1 pops into position under the action of 6 elastic force of spring, and then the first weight 11 is under the action of the first auxiliary wheel 12 and ladder
Ontology 1 moves together;The first embodiment.
As shown in Fig. 2, location structure includes oscillating rod 19, the second weight 16, push-rod electric machine 17,18 and of the second connecting rope
Second auxiliary wheel 15, push-rod electric machine 17 are fixed on mounting plate 4, and push-rod electric machine 17 is fixed on installation by bolted connection
On plate 4, straight up, the push rod end of push-rod electric machine 17 is connected the push rod of push-rod electric machine 17 with 18 one end of the second connecting rope, the
Two connecting ropes, 18 other end is connected with 19 one end of oscillating rod, and 19 middle part of oscillating rod and ladder ontology 1 are hinged, and oscillating rod 19 is another
End and the second weight 16 are hinged, and the second auxiliary wheel 15 is arranged on the second weight 16, using the above structure, when needs make
When with ladder ontology 1, the push rod shortening by controlling push-rod electric machine 17 can drive the second connecting rope 18 to move down, the second connection
18 drive 19 one end of oscillating rod of rope moves down, and moves up 19 other end of oscillating rod, keeps the second weight 16 and second auxiliary
Wheel is helped 15 to move upwardly off ground, then by the gravity of the second weight 16 and the second auxiliary wheel 15 in ladder ontology 1,
Make ladder ontology 1 contact terrestrial positioning to live;When ladder ontology 1 needs mobile, the push rod elongation of control push-rod electric machine 17 makes to put
19 other end of lever moves down under the gravity of the second weight 16 and the second auxiliary wheel 15, makes under the second weight 16
The second auxiliary wheel 15 touch ground, ladder ontology 1 pops into position under the action of 6 elastic force of spring, then the second weight 16
It is moved together under the action of the second auxiliary wheel 15 with ladder ontology 1;Second of embodiment.
As shown in figure 3, location structure includes sucker 21, vacuum pump 27, exhaust pipe 26, air inlet pipe 23, the first solenoid valve 25
With second solenoid valve 24, sucker 21 is fixed on ladder ontology 1, and sucker 21 is fixed on ladder ontology by bolted connection
On 1, upward, gas outlet 21a's air inlet 21b of sucker 21 of sucker 21 is connected with 26 one end of exhaust pipe, 26 other end of exhaust pipe
It is connected with vacuum pump 27, the first solenoid valve 25 is arranged in exhaust pipe 26, the air inlet 21b phase of 23 one end of air inlet pipe and sucker 21
Connection, 23 other end of air inlet pipe can be connected with the external world, and second solenoid valve 24 is arranged in air inlet pipe 23, using the above structure,
When needing using ladder ontology 1, the sucker 21 on ladder ontology 1 is placed in ground, opens the first electromagnetism in exhaust pipe 26
Valve 25, then controlling the work of vacuum pump 27 enters the air in sucker 21 in exhaust pipe 26 by gas outlet 21a, enters back into true
In sky pump 27, after in sucker 21 without air, the first solenoid valve 25 is closed, is tightly sucked ground due to not having air in sucker 21
Face fixes ladder ontology 1 on the ground;When ladder ontology 1 needs mobile, the second solenoid valve in air inlet pipe 23 is opened
24, then outside air enters air inlet pipe 23, then enters sucker 21 by the air inlet 21b on sucker 21, make in sucker 21 into
Enter air and unclamp ground, ladder ontology 1 pops into position under the action of 6 elastic force of spring, then can move ladder ontology 1;
The third embodiment.
As shown in Figure 1, being fixed with operation button 1 on ladder ontology 1, on ladder ontology 1 by bolted connection
It is fixed with operation button 1, motor 14 is connected by route with operation button 1, using the above structure, passes through operation button one
3 work to control motor 14, and intelligence degree is high;The first embodiment.
As shown in Fig. 2, operation button 2 28 is fixed on ladder ontology 1, the side being bolted on ladder ontology 1
Formula is fixed with operation button 2 28, and push-rod electric machine 17 is connected by route with operation button 2 28, using the above structure, passes through behaviour
Make button 2 28 to control push-rod electric machine 17 and work, intelligence degree is high;Second of embodiment.
As shown in figure 3, being fixed with operation button 3 29 on ladder ontology 1, on ladder ontology 1 by bolted connection
Be fixed with operation button 3 29, vacuum pump 27, the first solenoid valve 25 and second solenoid valve 24 by route with operation button three
29 are connected, and using the above structure, vacuum pump 27, the first solenoid valve 25, second solenoid valve 24 are controlled by operation button 3 29
Work, intelligence degree are high;The third embodiment.
As shown in Figure 1, being provided with several antiskid plates 2 on ladder ontology 1, in the present embodiment, the quantity of antiskid plate 2 is 10
Block makes one to step down in avoid sliding above and generates injury by the effect of antiskid plate 2 using the above structure, anti-skidding to make good use of.
As shown in Figure 1, the quantity of idler wheel 10 is four, using the above structure, ladder sheet is moved by four rolling 10
Body 1, stability are good.
Idler wheel 10 be universal wheel, using the above structure, moved by universal wheel ladder ontology 1 can from any angle come
It is mobile, conveniently moving.
The material of ladder ontology 1 is stainless steel, is the ladder ontology 1 of stainless steel by using material using the above material
Make it securely and long service life;It is of course also possible to use this kind of embodiment, the material of ladder ontology 1 is plastics, use with
Upper material moves it light by using the ladder ontology 1 that material is plastics.
As shown in Figure 1,1 lower part of ladder ontology is provided with tread plate 9, using the above structure, pass through 1 lower part of ladder ontology
Tread plate 9 makes ladder ontology 1 that it be avoided to skid when using and generates danger, and safety effect is good.
The working principle of ladder of the invention is as follows:Supermarket staff needs to above shelf to arrange cargo, by ladder
Ontology 1 is pushed under shelf by the idler wheel 10 of lower part, is then made by the output shaft rotation that operation button 1 controls motor 14
First connecting rope 13 moves up, and the first connecting rope 13 drives the first weight 11 and the first auxiliary wheel 12 to move upwardly off ground
Face, then by the gravity of the first weight 11 and the first auxiliary wheel 12 in ladder ontology 1, then by weight transfer to installation
Plate 4, overcoming mounting plate 4, the elastic force of spring 6 passes through guide sleeve 7 by guide rod 5 and positioning plate 8 moves down, and connects ladder ontology 1
Tread surface positions, and the personnel of proceeding with one's work can step on antiskid plate and climb up the arrangement shelf of ladder ontology 1, whole when needing to move to another place
When reason, controlling the rotation of 14 output shaft of motor by operation button 1 moves down the first connecting rope 13, makes the first weight 11
Under the first auxiliary wheel 12 touch ground, ladder ontology 1 pops into position under the action of 6 elastic force of spring, then passes through idler wheel 10
Mobile ladder ontology 1 changes to different places, easy to operate.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.