CN208777892U - Skidding type household does not fall terraced - Google Patents

Abstract

It is not terraced that the utility model provides a kind of skidding type household, it includes: the hinged ladder of two panels and in the respectively arranged lateral support bar in the two sides of two panels ladder that skidding type household, which does not fall ladder, the hinged ladder of two panels is respectively first ladder and second ladder, and lateral support bar is respectively that the first lateral support bar of the first side of two panels ladder is arranged in and second side of two panels ladder second side is arranged in support rod；Skidding type household does not fall terraced further include: the castor of strap brake, is separately positioned on the bottom of each first vertical edge and each second vertical edge and the first lateral support bar and the second side is arranged in the bottom of support rod by number totally six；After the first lateral support bar and the second side are unfolded to support rod, hexagon is formed positioned at the castor of two first vertical edges and two second vertical edge bottoms and the line of the castor positioned at the first lateral support bar and the second side to support rod bottom.The utility model increases the mobility of ladder.

Description

Skidding type household does not fall terraced

Technical field

The utility model relates to ladder fields, and in particular to a kind of skidding type household is not terraced.

Background technique

The ladder service condition of household is usually more concordant ground, also smoother.Currently used for the ladder of family, In order to guarantee its security performance, anti-sliding stop, ground terminal is fixed, immovable, but in this way, can give the use band of ladder Carry out very big inconvenience, ladder, which from a place is moved to another place and needs people that ladder is lifted, can just accomplish, especially When fitting up or being done housework indoors with ladder, ladder is mobile frequently, in this way, increasing the labor intensity of operating personnel, reduces Labor efficiency.

In conclusion following problems exist in the prior art: the ladder of household is moved to another ground from a place Side, it is mobile inconvenient, the labor intensity of operating personnel is increased, labor efficiency is reduced.

Utility model content

The utility model provides a kind of skidding type household and does not fall ladder, and the ladder to solve household is mobile inconvenient, increases The labor intensity of operating personnel reduces the problem of labor efficiency.

For this purpose, the utility model proposes a kind of skidding type household fall ladder, the skidding type household fall ladder include:

The hinged ladder of two panels and in the respectively arranged lateral support bar in the two sides of two panels ladder, the hinged ladder of two panels Son is respectively first ladder and second ladder, and the lateral support bar is respectively to be arranged in the first of the first side of two panels ladder Lateral support bar and second side of two panels ladder second side is set to support rod；The first lateral support bar and second Lateral support bar is respectively hinged at the two sides of two panels ladder and can stretch out to the outside of two panels ladder；

First ladder and second ladder include: the first vertical edge and the second vertical edge being used to support on working face, There are two the first vertical edge and two the second vertical edges, first ladders altogether for the hinged ladder of two panels further include: is connected to described Multiple first horizontal edges between first vertical edge and the second vertical edge；

The skidding type household does not fall terraced further include: the castor of strap brake, is separately positioned on each first by number totally six The bottom of vertical edge and each second vertical edge and the first lateral support bar and the second side are set to the bottom of support rod； Line positioned at the castor of two first vertical edges and two second vertical edge bottoms forms quadrangle；When first side After being unfolded to support rod and the second side to support rod, positioned at the foot of two first vertical edges and two second vertical edge bottoms The line of wheel and the castor positioned at the first lateral support bar and the second side to support rod bottom forms hexagon；It is described The area of hexagon is greater than the quadrangle.

Further, the line of two castors of the first vertical edge and the second vertical edge of first ladder forms the first sideline, The line of two castors of the first vertical edge and the second vertical edge of second ladder forms the second sideline, the first lateral support bar The first sideline parallel with the line of the second side to the castor of support rod bottom and the second sideline, also, first lateral support Bar and castor from the second side to support rod bottom line between the first sideline and the second sideline and the first sideline of distance It is equal with the second sideline.

Further, the first lateral support bar and the second side to support rod be telescopic rod, it is described in folded state The first of the first vertical edge and adjacent second ladder of first lateral support bar and adjacent first ladder Vertical edge is close together, the foot of the first vertical edge of the castor of the first lateral support bar and adjacent first ladder The castor of first vertical edge of wheel and adjacent second ladder forms first three bar three-point type supporting structure；Wherein, The first vertical edge and adjacent second ladder of the first lateral support bar and adjacent first ladder First vertical edge is parallel to each other；

First vertical edge and adjacent described second of second side to support rod and adjacent first ladder First vertical edge of piece ladder is close together, castor from second side to support rod and adjacent first ladder The castor of first vertical edge of the castor of one vertical edge and adjacent second ladder forms second three bar bikinis support Structure；Wherein, first vertical edge and adjacent described of second side to support rod and adjacent first ladder First vertical edge of two ladders is parallel to each other；

The skidding type household fall ladder in folded state by first three bar three-point type supporting structure and second three bar The supporting role of three-point type supporting structure reaches the stable equilibrium of vertical direction.

Further, the castor includes: idler wheel and the brake pedal to roller brake, and the idler wheel has horizontally disposed Shaft, the castor further include: the mounting plate being connected in shaft, the mounting plate pass through the connection bolt that is vertically arranged and connect The first lateral support bar or the second side are connect to support rod or the vertical edge of each ladder.

Further, the first lateral support bar, the second side are to support rod, first vertical edge and the second vertical edge Hollow bar, the first lateral support bar, the second side are respectively equipped with releasing to support rod, first vertical edge and the second vertical edge Castor brake unlocking mechanism, the unlocking mechanism include: wirerope and be arranged in each hollow bar at least two Deflector roll, two deflector rolls include the first deflector roll and the second deflector roll, and each deflector roll has the V-type for accommodating and guiding the wirerope Slot；

The wirerope includes two sections, respectively first segment wirerope and second segment wirerope, each hollow bar Bottom is equipped with the first perforation, and the top of each hollow bar is equipped with the second perforation, and the brake pedal is perforated equipped with third, The unlocking mechanism further include: the preloading spring in each hollow bar is set；The preloading spring is connected to first segment Between wirerope and second segment wirerope；First deflector roll is worn close to the first perforation setting, second deflector roll close to second Hole setting；

The first segment wirerope connect the third perforate and pass through first perforation extend into the hollow bar, even The preloading spring and the second segment wirerope are connect, the second segment wirerope is pierced by from described second；

The unlocking mechanism further include: the unlock spanner at the top of each hollow bar is set and the unlock is pulled The positioning chuck of hand positioning, the unlock spanner are equipped with the 4th perforation for connecting the second segment wirerope；The unlock is pulled Hand has both ends, and the respectively second end of the first end of unlock spanner and unlock spanner, the first end for unlocking spanner is hinged on respectively The top of the hollow bar, the second end of the unlock spanner is arranged in the 4th perforation, described to unlock the second of spanner End connects the second segment wirerope, and the positioning chuck positions the second end of the unlock spanner；The unlock spanner Length is 5 times or more of the brake pedal length.

Further, second ladder further include: be connected to multiple between first vertical edge and the second vertical edge Second horizontal edge.

Further, second ladder is the bracket for supporting first ladder.

Further, first ladder further include: first be connected between first vertical edge and the second vertical edge Pedal, first pedal are located at the top of first ladder；Second ladder further include: be connected to described first The second pedal between vertical edge and the second vertical edge, second pedal are located at the top of second ladder；Described first steps on Plate is hinged by hinged shaft with second pedal, and in folded state, first pedal is angled with the second pedal shape α, α are more than or equal to 120 degree and are less than or equal to 150 degree, and the hinged shaft is located at the highest point of first pedal；In opening state, institute It states the first pedal and the second pedal shape is angled 180 degree, it is flat that first pedal and second pedal form connection Platform.

Further, the first lateral support bar and the second side this are arranged in support rod the two sides of two panels ladder, Line positioned at the adjacent castor of the castor and first ladder of the first lateral support bar bottom forms third sideline, is located at The line of the adjacent castor of the castor and second ladder of the first lateral support bar bottom forms the 4th sideline, the first sideline It is 110 degree to 150 degree with the angle that third sideline is formed, the angle that third sideline and the 4th sideline are formed is 110 degree to 160 Degree.

Further, the skidding type household does not fall terraced further include:

First connecting rod is movably connected between first ladder and the first lateral support bar；

Second connecting rod is movably connected between second ladder and the first lateral support bar；

The first locking device for locking the first connecting rod and second connecting rod, connects the first connecting rod and second connecting rod；

First locking device is arranged on the first lateral support bar；

The maximum angle of the lateral extension of the first lateral support bar is 37 degree.

The castor is universal wheel, and the material of the castor is rubber or nylon.

The utility model is in order to overcome the ladder of household mobile inconvenient, in the foot for being additionally arranged at the bottom strap brake of ladder Wheel, in order to avoid wheel mobility to ladder course of work bring security risk, the utility model is using laterally with branch The ladder of strut installs castor additional on each supporting point, and after ladder is mobile, as long as checking castor, every side is triangle branch Support, entire ladder just become hexagon support, make ladder that can also obtain stable support in the case where there is wheel, wherein by It is supported in hexagon, as long as checking two castors in 6 castors, entire ladder can be made to reach stable equilibrium, without all Brake can be further reduced time, improve operating efficiency.

Because of castor, ladder directly can be pushed to finger under opening state or working condition by the utility model Place is determined, after mobile, without adjusting the positional relationship and angle of ladder again, as long as checking castor after in place, so that it may directly make With saving adjustment time is improved labor efficiency.Since in the utility model, castor forms hexagon support, and stability is good, i.e., Make user that can not have to get off, can be pushed by others' ladder or user help wall or roof voluntarily look for position, It is mobile, further improve operating efficiency.

In turn, the utility model forms the two three bar three-point type supporting structures in left and right, checks foot at this time in folded state Wheel, so that the ladder of the utility model can also reach stable balance in folded state, and other existing ladders are in rugosity State can not be vertical stablize and place, thus the ladder of the utility model this folded state can push movement and quiet Only on the ground, the movement for ladder under folded state provides convenience, and the narrow environment for being more applicable for family can fold Get up movement.

The utility model can be moved in folded state and opening state, and can keep stable static, further The travelling performance and stability of ladder under various regimes are improved, and the utility model is in folded state and opening state Travelling performance and security and stability can be taken into account, can adapt to the more smooth ground in the indoor ground such as family, supermarket, market Side.Relative to the ladder of not castor, the castor of the utility model makes the support zone of ladder for point support, relative to tradition The supporting surface with lateral support bar, every side bikini support of the utility model can more increase the stability of ladder, moreover, Due to the material using rubber or nylon as castor, castor has elasticity, is able to carry out dynamic and compensates, so that every side bikini Support is more flexible to stablize.

Castor is universal wheel, is able to achieve 360 degree of steerings, thus, in 6 caster support ladders, especially in expansion shape State, 6 castors can not be limited by angle, can be realized with various flexible angles to first ladder, second ladder, the One side can be achieved with ladder as long as can satisfy the area of back-up roller wheel to support rod and the second side to the support of support rod Support, the orientation of castor can there are many selections, relative to the support of other foots pad or antiskid plate or non-slip mat, the utility model More added with the flexibility for adapting to working environment, it is easier to reach stable and smooth, be suitable for narrow working environment.

In addition, that is, in the fixed state of castor, the material of idler wheel is rubber or nylon in braking state, there is elasticity, Under the pressure effect of brake pedal, idler wheel can deform, and brake pressure suffered by idler wheel is far longer than ladder itself Gravity, the in this way support than common antiskid plate or non-slip mat, the stress of castor is more stable, and antiskid effect is more preferable.

Detailed description of the invention

Fig. 1 be the utility model first embodiment skidding type household fall ladder unfolded state structural schematic diagram；

Fig. 2 be the utility model first embodiment skidding type household fall ladder folded state structural schematic diagram；

Fig. 3 be the utility model second embodiment skidding type household fall ladder unfolded state structural schematic diagram；

Fig. 4 is the schematic view of the front view of Fig. 3；

Fig. 5 is the attachment structure schematic diagram of castor and the first lateral support bar in Fig. 1；

Fig. 6 is the internal structure of the first lateral support bar of the utility model and the structural schematic diagram of unlocking mechanism.

Drawing reference numeral explanation

1, skidding type household does not fall terraced；

11, first ladder；12, second ladder；13, the first lateral support bar；14, the second side is to support rod；

111, the first vertical edge；112, the second vertical edge；113, horizontal edge；

151, first connecting rod；152, second connecting rod；118, the first pedal；128, the second pedal；

3, the first locking device；6, castor；

61, idler wheel；63, shaft；65, mounting plate: 67, brake pedal；

71, the first deflector roll；72, the second deflector roll；75 unlock spanners

80, preloading spring；81, first segment wirerope；82, second segment wirerope；

Specific embodiment

For a clearer understanding of the technical features, objectives and effects of the utility model, now compareing Detailed description of the invention The utility model.

As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the utility model proposes a kind of skidding type household not fall ladder 1, Fig. 1, Fig. 2 show First embodiment is gone out, Fig. 3 and Fig. 4 show second embodiment；

Ladder 1 all includes: the skidding type household of both embodiments

The hinged ladder of two panels and in the respectively arranged lateral support bar in the two sides of two panels ladder, the hinged ladder of two panels Son is respectively first ladder 11 and second ladder 12, and the lateral support bar is respectively that the first side of two panels ladder is arranged in First lateral support bar 13 and second side of two panels ladder second side is set to support rod 14；First lateral support Bar 13 and the second side are respectively hinged at the two sides of two panels ladder to support rod 14 and can stretch out to the outside of two panels ladder；First Ladder 11 and second ladder 12 are hinged by hinged shaft, and the first lateral support bar 13 and the second side are cut with scissors respectively to support rod 14 It connects at the both ends of the hinged shaft；The hinged ladder of two panels and knot in the respectively arranged lateral support bar in the two sides of two panels ladder Structure can with the patent in terms of the folding ladder of application reference people's previous application, such as: application No. is 2012104030628 it is practical new Type patent；

First ladder 11 and second ladder 12 include: the first vertical edge 111 being used to support on working face and Two vertical edges 112, there are two the first vertical edge 111 and two the second vertical edges 112, first ladders 11 altogether for the hinged ladder of two panels Further include: multiple first horizontal edges 113 being connected between first vertical edge and the second vertical edge；First vertical edge 111 and second is perpendicular Side 112 is used to support on working face, is played a supportive role, and the first horizontal edge is climbed for people；First vertical edge 111 and the second vertical edge 112 And first horizontal edge can be made of aluminium, aluminium alloy or steel or stainless steel, the connection of the first vertical edge 111 and the first horizontal edge can be Rivet or weld；

The skidding type household does not fall ladder further include: the castor 6 of strap brake, is separately positioned on each the by number totally six The bottom and setting of one vertical edge 111 and each second vertical edge 112 are in the first lateral support bar 13 and the second lateral support The bottom of bar 14；Line positioned at the castor of two first vertical edges and two second vertical edge bottoms forms quadrangle； After the first lateral support bar 13 and the second side are unfolded to support rod 14, it is located at described in two first vertical edges and two The line of the castor of second vertical edge bottom and the castor positioned at the first lateral support bar and the second side to support rod bottom Form hexagon；The area of the hexagon is greater than the quadrangle.I.e. after ladder expansion, every side is triangular support, and Every side be isosceles triangle support, entire ladder just become hexagon support, make ladder have wheel or can roll, move In the case of can also obtain stable support, wherein due to hexagon support, after expansion, operation in ladder self gravity and ladder The pressure of personnel, so that each support rod and each vertical edge of ladder be all by outside active force, as long as checking two in 6 castors A castor can make entire ladder reach stable equilibrium, without all brakes, can be further reduced time, improve and make Industry efficiency.

Because of castor, ladder directly can be pushed to finger under opening state or working condition by the utility model Determine place, it is rear in place directly to use without adjusting the positional relationship and angle of ladder again after mobile, adjustment time is saved, is improved Labor efficiency.Since in the utility model, castor forms hexagon support, and stability is good, can also even if user does not have to get off To push ladder or user that wall or roof is helped voluntarily to look for position, movement by others, operation effect is further improved Rate.

Further, the line of two castors of the first vertical edge 111 and the second vertical edge 112 of first ladder 11 forms the One sideline, the line of two castors of the first vertical edge and the second vertical edge of second ladder 12 form the second sideline, and described first Parallel first sideline of the line of lateral support bar and the second side to the castor of support rod bottom and the second sideline, also, described Line of one side to support rod and the second side to the castor of support rod bottom between the first sideline and the second sideline and away from It is equal from the first sideline and the second sideline.In this manner it is achieved that support and the equilibrium of stress guarantee the stabilization of ladder with symmetrically Property.Further, first ladder 11 is identical with the structure of second ladder 12, equal sized, 13 He of the first lateral support bar The structure of second side to support rod 14 is identical, equal sized, it is thus possible to realize that ladder is symmetrical in stress all around, increase The stability of ladder.

The first lateral support bar 13 and the second side to support rod 14 can be regular length, after expansion, the first side to Support rod 13 and the second side are to support rod 14 and two panels ladder formation fixed angle, to realize rapid deployment and stablize locking.

Further, as shown in figure 4, the first lateral support bar 13 and the second side to support rod 14 be telescopic rod, It is adjusted flexibly with realizing.In folded state, the first of the first lateral support bar 13 and adjacent first ladder 11 First vertical edge 111 of vertical edge 111 and adjacent second ladder 12 is close together, the first lateral support bar Castor and adjacent first ladder the first vertical edge castor and adjacent second ladder it is first perpendicular The castor on side forms first three bar three-point type supporting structure；Wherein, the first lateral support bar and adjacent described first First vertical edge of the first vertical edge of piece ladder and adjacent second ladder is parallel to each other, and three does not interfere with each other, above-mentioned Structure can using applicant's previous application folding ladder in terms of patent or hinge structure therein or articulated structure come real It is existing；

As shown in figure 4, second side to the first vertical edge 111 of support rod 14 and adjacent first ladder 11, And the first vertical edge 111 of adjacent second ladder 12 is close together, castor from second side to support rod and The castor of first vertical edge of the castor of the first vertical edge of adjacent first ladder and adjacent second ladder Form second three bar three-point type supporting structure；Wherein, second side is to support rod and adjacent first ladder First vertical edge of the first vertical edge and adjacent second ladder is parallel to each other；

The skidding type household fall ladder 1 in folded state by first three bar three-point type supporting structure and second three bar The supporting role of three-point type supporting structure reaches the stable equilibrium of vertical direction.The utility model forms left and right in folded state Two three bar three-point type supporting structures, so that the ladder of the utility model can also reach stable balance in folded state, And other existing ladders folded state can not be vertical stablize and place, thus the ladder of the utility model this folded state, Can push movement and it is static the movement for ladder under folded state provides convenience on the ground, be more applicable in Movement can be folded up in the narrow environment of family.

Further, as shown in Figure 1, the skidding type household not fall ladder 1 further include:

First connecting rod 151 is movably connected between first ladder 11 and the first lateral support bar 13；

Second connecting rod 152 is movably connected between second ladder 11 and the first lateral support bar 13；

The first locking device 3 for locking the first connecting rod and second connecting rod connects the first connecting rod 151 and second and connects Bar 152；

First locking device 3 is arranged on the first lateral support bar 13；

By first connecting rod 151 and second connecting rod 152, it can flexibly realize the expansion of each lateral support bar and pack up, The stability that ladder may be implemented can guarantee safety when ladder work by locking device, wherein the first locking device 3, the structure of first connecting rod 151 and second connecting rod 152 can be with the patent in terms of folding ladder that application reference people applies before this；

The maximum angle of the lateral extension of the first lateral support bar 13 is 37 degree, so that in more narrow space It is interior, obtain stable support.

As shown in figure 5, the castor 6 of strap brake includes idler wheel 61 and the brake pedal 67 to roller brake or the pressing plate that brakes, Normal danger is pulled or are pressed down to brake pedal 67 or brake pressing plate, can brake to idler wheel 61, realize brake, work as needs When idler wheel is mobile, brake pedal or brake pressing plate are lifted, the braking to idler wheel 61 is released, idler wheel 61 is rotated around shaft 63, is turned Axis 63 is horizontally disposed, thus idler wheel 61 can move on level ground.First lateral support bar 13 or the second side are to support rod The vertical edge of 14 or each ladders is supported on mounting plate 65, and mounting plate 65 is equipped with horizontal supporting surface and is used to support the first side to branch The vertical edge of strut 13 or each ladder, mounting plate 65 are connected in shaft, and mounting plate 65 passes through the connection bolt (figure being vertically arranged In be not shown) connection the first lateral support bar 13 or the second side to support rod 14 or the vertical edge of each ladder, to realize that idler wheel exists 360 degree of rotations in horizontal plane；The castor 6 of strap brake can use existing various forms castor, can directly purchase from the market ?.

Further, the castor 6 is universal wheel.The castor 6 has idler wheel, and idler wheel is universal wheel, is able to achieve 360 degree It turns to.Since castor 6 is universal wheel, 360 degree of steerings are able to achieve, thus, in 6 caster support ladders, especially it is being unfolded State, 6 castors can not be limited by angle, can be realized with various flexible angles to first ladder, 11, second ladders The support of sub 12, first lateral support bar 13 and the second side to support rod 14, the diameter of idler wheel is 5 times of width, 6 times, even It is line contact or point contact in the contact theory on idler wheel or castor and ground, the width of practical upper roller is general to 10 times or more It is 1 to 3cm, even if the contact area on idler wheel and ground is again smaller than the width of idler wheel, the usually width of idler wheel under loading conditions The half or one third of degree, the i.e. contact width of idler wheel and ground be less than 1.5mm, for example, 0.3mm, 0.5mm, 0.8mm,1mm,1,2mm,1.5mm.As long as can satisfy the area of back-up roller wheel, the support of ladder, the side of castor 6 can be achieved with Position can there are many selections, the plane where 6 castors can form a variety of flexible angles, be not limited to fixed angle, relatively In the support of other foots pad or antiskid plate or non-slip mat, the utility model is more added with the flexibility for adapting to working environment, it is easier to Reach stable and smooth, is suitable for narrow working environment.The material of idler wheel is rubber or nylon, has elasticity, by gravity or It is able to carry out dynamic when pressure to compensate, stable bikini support can be realized in all angles that ladder is unfolded, so that Every side bikini support is more flexible to stablize.In addition, that is, in the fixed state of castor, the material of idler wheel is in braking state Rubber or nylon have elasticity, and under the pressure effect of brake pedal, idler wheel can deform, brake pressure suffered by idler wheel Power is far longer than the gravity of ladder itself, the in this way support than common antiskid plate or non-slip mat, and the stress of castor is more stable, Antiskid effect is more preferable.

The movement or brake of ladder can realize in ladder base, operator get off to push from ladder top ladder walk or It brakes in ladder base to castor, further, Fig. 6 shows the internal structure and unlocking mechanism of the first lateral support bar Structure, as shown in fig. 6, during the first lateral support bar, the second side to support rod, first vertical edge and the second vertical edge be Empty bar, the first lateral support bar, the second side are respectively equipped with releasing foot to support rod, first vertical edge and the second vertical edge The unlocking mechanism of wheel brake, to realize that not having to lower ladder can be unlocked at top, further improve working efficiency.It is described Unlocking mechanism includes: wirerope and at least two deflector rolls that are arranged in each hollow bar, and two deflector rolls include first leading Roller 71 and the second deflector roll 72, each deflector roll has the V-groove for accommodating and guiding the wirerope, in case wirerope tangles；

As shown in fig. 6, the wirerope includes two sections, respectively first segment wirerope 81 and second segment wirerope 82, respectively The bottom of the hollow bar is equipped with the first perforation, and the top of each hollow bar is equipped with the second perforation, the brake pedal It is equipped with third to perforate, the unlocking mechanism further include: the preloading spring 80 in each hollow bar is arranged in；The preload Spring 80 is connected between first segment wirerope 81 and second segment wirerope 82；First deflector roll 71 is set close to the first perforation It sets, guiding and positioning action is played to first segment wirerope 81, second deflector roll 72 is close to the second perforation setting, to second segment Wirerope 82 plays guiding and positioning action；By two deflector rolls, moved towards convenient for the straight line of wirerope, reduction is tangled；

It is extend into described as shown in fig. 6, the first segment wirerope connection third perforates and passes through the first perforation In empty bar, the preloading spring and the second segment wirerope are connected, the second segment wirerope is worn from described second Out；To form complete unlock route；Preloading spring 80 plays the role of that wirerope is straightened, and wirerope is prevented to be bent, with reality Existing quick release avoids wirerope because being bent or tangling and generate unlock failure；

As shown in fig. 6, the unlocking mechanism further include: 75 He of unlock spanner at the top of each hollow bar is arranged in To the positioning chuck (not shown) of the unlock spanner positioning, the unlock spanner 75, which is equipped with, connects the second segment steel 4th perforation of cord；The unlock spanner 75 has both ends, respectively the second of the first end of unlock spanner and unlock spanner End, the first end for unlocking spanner are hinged on the top of each hollow bar, and the 4th perforation is arranged in the unlock spanner Second end, the second end of the unlock spanner connects the second segment wirerope 82, and the positioning chuck pulls described unlock The second end of hand positions；The length of the unlock spanner 75 is 5 times or more of 67 length of brake pedal, such as 7, and 8 times very To 10 times, to play preferable leverage with the biggish arm of force, unlock laborsaving.

Second side can use solution identical with the first lateral support bar to support rod, first vertical edge and the second vertical edge Latch mechanism.It by unlocking mechanism, may be implemented to be unlocked at top without lower ladder, by roof or wall hair Power, energy Moving caster, further improves working efficiency.

Second ladder 12 further include: multiple second be connected between first vertical edge and the second vertical edge are horizontal Side.In the utility model, Fig. 1 and embodiment shown in Fig. 2 are that first ladder 11 is identical with the structure of second ladder 12, all With horizontal edge 113, convenient for climbing operation from both direction.Further, second ladder is to support first ladder The bracket of son.In embodiment shown in Fig. 3 and Fig. 4, second ladder 12 does not have horizontal edge 113, second ladder 12 itself then It cannot climb, bracket can only be used as, first ladder 11 is supported, in such manner, it is possible to cost be saved, in the bottom of second ladder 12 Castor is set, this ladder walking and mobile and increase stability are also facilitated.

Further, as depicted in figs. 1 and 2, first ladder 11 further include: be connected to first vertical edge and The first pedal 118 between two vertical edges, first pedal are located at the top of first ladder；Second ladder is also It include: the second pedal 128 being connected between first vertical edge and the second vertical edge, second pedal is located at described second The top of ladder；First pedal 118 be all larger than with second pedal 128 or equal to horizontal edge 113 width, first pedal Hinged by hinged shaft with second pedal, in folded state, first pedal and the second pedal shape are angled α, α It is less than or equal to 150 degree more than or equal to 120 degree, the hinged shaft is located at the highest point of first pedal, and two panels ladder is folded up, The fold thicknesses for reducing two panels ladder, are not take up the inner space of ladder；In opening state, first pedal 118 with it is described Second pedal, 128 shape is angled 180 degree, and first pedal and second pedal form connecting platform, for example, seamless Platform, can stand for operating personnel, squat or place article.There is this connecting platform, the shifting of castor can be passed through It is dynamic, it realizes the operating personnel on connecting platform or the movement of article, reduces the time up and down of operating personnel or article, improve work Industry efficiency.

Further, the first lateral support bar 13 and the second side this are arranged in the two of two panels ladder to support rod 14 Side, the line positioned at the adjacent castor of the castor and first ladder of the first lateral support bar bottom form third sideline, Positioned at the castor and second ladder of the first lateral support bar bottom adjacent castor line formed the 4th sideline, first The angle that sideline and third sideline are formed is 110 degree to 150 degree, the angle of third sideline and the formation of the 4th sideline for 110 degree extremely 160 degree, to realize the stable effect of stress equalization.Wherein, preferred angle is the angle that the first sideline and third sideline are formed It is 120 degree, the angle that third sideline and the 4th sideline are formed is 120 degree, this angle, it is contemplated that in ladder self weight and ladder The weight of operating personnel and the height of operating personnel and ladder and people overall position of centre of gravity, the first lateral support bar 13 and second side it is all more balanced to the stress of support rod 14 and every ladder, and the area of hexagon that each castor surrounds It is ideal, it ensure that center of gravity can sufficiently be fallen within the hexagon that each castor surrounds, and have enough surpluses, increase Safety factor.

The above descriptions are merely exemplary embodiments of the present utility model, the model being not intended to limit the utility model It encloses.The utility model is applicable not only to household, can be applicable to the more smooth occasion in the ground such as supermarket, market, square, this Each component part of utility model can be combined with each other under conditions of not conflicting, any those skilled in the art, not take off Made equivalent changes and modifications under the premise of conceptions and principles from the utility model should belong to the utility model protection Range.

Claims (10)

1. a kind of skidding type household does not fall terraced, which is characterized in that ladder includes: the skidding type household

The hinged ladder of two panels and in the respectively arranged lateral support bar in the two sides of two panels ladder, the hinged ladder of two panels point Not Wei first ladder and second ladder, the lateral support bar be respectively be arranged in the first side of the first side of two panels ladder to Support rod and second side of two panels ladder second side is set to support rod；The first lateral support bar and the second side to Support rod is respectively hinged at the two sides of two panels ladder and can stretch out to the outside of two panels ladder；

First ladder and second ladder include: the first vertical edge and the second vertical edge being used to support on working face, two panels There are two the first vertical edge and two the second vertical edges, first ladders further include: be connected to described first altogether for hinged ladder Multiple first horizontal edges between vertical edge and the second vertical edge；

The skidding type household does not fall terraced further include: the castor of strap brake, is separately positioned on each first vertical edge by number totally six With the bottom of each second vertical edge and the first lateral support bar and the second side are set to the bottom of support rod；It is located at The line of two first vertical edges and the castor of two second vertical edge bottoms forms quadrangle；When first side is to branch After strut and the second side are unfolded to support rod, positioned at two first vertical edges and two second vertical edge bottoms castor, And the line of the castor positioned at the first lateral support bar and the second side to support rod bottom forms hexagon；Six side The area of shape is greater than the quadrangle.

2. skidding type household as described in claim 1 does not fall terraced, which is characterized in that the first vertical edge and second of first ladder The lines of two castors of vertical edge forms the first sideline, the company of two castors of the first vertical edge and the second vertical edge of second ladder Line forms the second sideline, parallel first sideline of line of the castor of the first lateral support bar and the second side to support rod bottom With the second sideline, also, the line of the castor of the first lateral support bar and the second side to support rod bottom is located at the first side Between line and the second sideline and the first sideline of distance and the second sideline is equal.

3. skidding type household as described in claim 1 does not fall terraced, which is characterized in that the first lateral support bar and second side It is telescopic rod to support rod, in folded state, the first of the first lateral support bar and adjacent first ladder First vertical edge of vertical edge and adjacent second ladder is close together, the castor of the first lateral support bar and The castor of first vertical edge of the castor of the first vertical edge of adjacent first ladder and adjacent second ladder Form first three bar three-point type supporting structure；Wherein, the first lateral support bar and adjacent first ladder First vertical edge of the first vertical edge and adjacent second ladder is parallel to each other；

First vertical edge and the adjacent second piece ladder of second side to support rod and adjacent first ladder First vertical edge of son is close together, castor from second side to support rod and adjacent first ladder it is first perpendicular The castor of first vertical edge of the castor on side and adjacent second ladder forms second three bar bikinis support knot Structure；Wherein, first vertical edge and adjacent described second of second side to support rod and adjacent first ladder First vertical edge of piece ladder is parallel to each other；

The skidding type household fall ladder in folded state by first three bar three-point type supporting structure and second 3 points of three bar The supporting role of formula support construction reaches the stable equilibrium of vertical direction.

4. skidding type household as described in claim 1 does not fall ladder, which is characterized in that the castor includes: idler wheel and to idler wheel The brake pedal of brake, the idler wheel have horizontally disposed shaft, the castor further include: the installation being connected in shaft Plate, the mounting plate pass through the connection that is vertically arranged and are bolted the first lateral support bar or the second side to support rod or each The vertical edge of ladder.

5. skidding type household as claimed in claim 4 does not fall terraced, which is characterized in that the first lateral support bar, second side It is hollow bar to support rod, first vertical edge and the second vertical edge, the first lateral support bar, the second lateral support Bar, first vertical edge and the second vertical edge are respectively equipped with the unlocking mechanism for releasing castor brake, and the unlocking mechanism includes: steel wire At least two deflector rolls restricted and be arranged in each hollow bar, two deflector rolls include the first deflector roll and the second deflector roll, each institute Stating deflector roll has the V-groove for accommodating and guiding the wirerope；

The wirerope includes two sections, respectively first segment wirerope and second segment wirerope, the bottom of each hollow bar Equipped with the first perforation, the top of each hollow bar is equipped with the second perforation, and the brake pedal is perforated equipped with third, described Unlocking mechanism further include: the preloading spring in each hollow bar is set；The preloading spring is connected to first segment steel wire Between rope and second segment wirerope；First deflector roll is set close to the first perforation setting, second deflector roll close to the second perforation It sets；

The first segment wirerope connect the third perforate and pass through first perforation extend into the hollow bar, connect institute Preloading spring and the second segment wirerope are stated, the second segment wirerope is pierced by from described second；

The unlocking mechanism further include: the unlock spanner at the top of each hollow bar is set and the unlock spanner is determined The positioning chuck of position, the unlock spanner are equipped with the 4th perforation for connecting the second segment wirerope；The unlock spanner tool Have a both ends, respectively the second end of the first end of unlock spanner and unlock spanner, unlock spanner first end be hinged on it is each described The second end of the unlock spanner is arranged in the top of hollow bar, the 4th perforation, and the second end of the unlock spanner connects The second segment wirerope is connect, the positioning chuck positions the second end of the unlock spanner；The length of the unlock spanner It is 5 times or more of the brake pedal length.

6. skidding type household as described in claim 1 does not fall terraced, which is characterized in that second ladder further include: connection Multiple second horizontal edges between first vertical edge and the second vertical edge.

7. skidding type household as described in claim 1 does not fall ladder, which is characterized in that second ladder is to support described the The bracket of a piece of ladder.

8. skidding type household as described in claim 1 does not fall terraced, which is characterized in that first ladder further include: connection The first pedal between first vertical edge and the second vertical edge, first pedal are located at the top of first ladder； Second ladder further include: the second pedal being connected between first vertical edge and the second vertical edge, second pedal Positioned at the top of second ladder；First pedal is hinged by hinged shaft with second pedal, in folded state, institute It states the first pedal and the second pedal shape is angled α, α is more than or equal to 120 degree and is less than or equal to 150 degree, and the hinged shaft is located at The highest point of first pedal；In opening state, first pedal and the second pedal shape are angled 180 degree, institute It states the first pedal and second pedal forms connecting platform.

9. skidding type household as described in claim 1 does not fall terraced, which is characterized in that the first lateral support bar and second side This is arranged in support rod the two sides of two panels ladder, the castor and first ladder positioned at the first lateral support bar bottom Adjacent castor line formed third sideline, positioned at the phase of the castor and second ladder of the first lateral support bar bottom The line of adjacent castor forms the 4th sideline, and the angle that the first sideline and third sideline are formed is 110 degree to 150 degree, third sideline It is 110 degree to 160 with the angle that the 4th sideline is formed.

10. skidding type household as described in claim 1 does not fall terraced, which is characterized in that ladder also wraps the skidding type household It includes:

First connecting rod is movably connected between first ladder and the first lateral support bar；

Second connecting rod is movably connected between second ladder and the first lateral support bar；

The first locking device for locking the first connecting rod and second connecting rod, connects the first connecting rod and second connecting rod；

First locking device is arranged on the first lateral support bar；

The maximum angle of the lateral extension of the first lateral support bar is 37 degree.