CN104763313A

CN104763313A - Special-purpose garden ladder

Info

Publication number: CN104763313A
Application number: CN201510086049.8A
Authority: CN
Inventors: 徐園植
Original assignee: Individual
Current assignee: Nanling Industrial Investment Co Ltd
Priority date: 2015-02-24
Filing date: 2015-02-24
Publication date: 2015-07-08
Anticipated expiration: 2035-02-24
Also published as: CN104763313B

Abstract

The invention discloses a special-purpose garden ladder, a pin seat is fixed on a base of the garden ladder, a pivot pin is connected with the pin seat and a movable seat, a gravity cone is used for regulate the angle between the base and the movable seat, and a locking screw locks the angle between the base and the movable seat; the inner cone hole of the movable seat or the inner cone hole of the pillar body is fitted with the external cone surface of the pillar body for fixing; after the inner cone hole is fitted with the external cone surface, the fitted inner cone surface and the external cone surface are automatically dead locked by combination of a locking groove and a locking pin on a locking lever; the surface of the cylinder of the pillar body is provided fixedly with foot plates, non-slip rubber adheres to the foot plates, and the non-slip rubber adheres to the lower part of the movable seat. The special-purpose garden ladder is simple in structure, easy to manufacture, assembly and use, no tool is used in the assembly and disassembly process during use of the ladder, the garden ladder solves the problem that a gardener is difficult to climb and stand, when the garden ladder is used in climbing, the garden ladder is fast, easy, safe, reliable, and easy to climb; after use, the garden ladder is easy to disassembly, pack and transport, and reduces production cost and use cost.

Description

Special garden ladder

Technical field

The present invention relates to the special garden ladder of climbing during a kind of gardener clipped branch for garden management.

Background technology

When the trees in gardens grow unnecessary branch, the gardener of management is hung on branch or stands on branch to cut down branch or pollard, causes danger during pollard to happen occasionally, there is great potential safety hazard.Meanwhile, for branch or trunk can't grantee weight and the trees having looked higher than people much have no idea to prune at all.

Summary of the invention

The object that the present invention relates to is to provide a kind of being beneficial to carry, be convenient to the special garden ladder of laying, assemble and climbing and manufacture thereof and method.

For achieving the above object, special garden ladder of the present invention comprises base, key seat, lock bolt, rotational pin, sliding seat, gravity cone, Body of pillar, locking hole, lock pin, thrust spring, locking bar, slide opening, lock groove, male cone (strobilus masculinus), Inner taper hole, inner conical surface.

Described base is fixed with key seat, key seat there are pin-and-hole and locking screw, rotational pin links together key seat and sliding seat through the pin-and-hole of the pin-and-hole on key seat and sliding seat bottom, and lock bolt exceedes the lock bolt of locking screw screw end after screwing in the locking screw on key seat is pressed in the lower part locking sliding seat of sliding seat and the fit angle of base; Inner taper hole is had above described sliding seat, below Inner taper hole or the inside have air gap position, the middle part of the bottom of air gap position is fixed with locking bar, sliding seat is coordinated with the male cone (strobilus masculinus) of Body of pillar lower end by Inner taper hole and is fixed, and coordinated and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post with the locking head in the pillar being arranged on Body of pillar by the lock groove on the locking bar bottom the air gap position that is fixed on sliding seat, being provided with in the outside of the Inner taper hole part of sliding seat lives turns hole, and the taper shank of the upper end of gravity cone inserts to live and to turn in hole fixing and turns in hole and can freely rotate living; Inner taper hole is had in the connection head end of Body of pillar upper end, there is air gap position below Inner taper hole or the inside, the middle part of the bottom of air gap position is fixed with locking bar, the male cone (strobilus masculinus) of Body of pillar lower end inserts in the Inner taper hole in the connector of a Body of pillar below, coordinated with the male cone (strobilus masculinus) of Body of pillar lower end by Inner taper hole and fix, and being coordinated and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post with the locking head in the pillar being arranged on Body of pillar by the lock groove on the locking bar bottom the air gap position that is fixed on connector; The pin being fixed with the folding that can draw in one end of the connector of Body of pillar in the damaged surface of Body of pillar is stepped on, and pin steps on cover to be had or be stained with skid-proof rubber.

In the Inner taper hole of the male cone (strobilus masculinus) insertion sliding seat of described Body of pillar lower end or in the Inner taper hole of the connector of an insertion Body of pillar upper end below, the slide opening of the end of male cone (strobilus masculinus) end is enclosed within locking bar, lock groove on locking bar coordinates with the locking head of lock pin and locks locking bar and do not slide, and then locks coordinating of inner conical surface and male cone (strobilus masculinus).

Described Inner taper hole is the hole having tapering, has inner conical surface in Inner taper hole.The Inner taper hole of described sliding seat coordinates with the male cone (strobilus masculinus) of the lower end of pillar and fixes, and the Inner taper hole of connector coordinates with the male cone (strobilus masculinus) of pillar and fixes; Described Inner taper hole is coordinated and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post with lock pin by the lock groove on locking bar after coordinating with male cone (strobilus masculinus) and fixing.In order to enable Inner taper hole and male cone (strobilus masculinus) close fit, the tapering of described Inner taper hole is consistent with the tapering of male cone (strobilus masculinus).

Described self-locking device comprises locking hole, lock pin, thrust spring, locking bar, slide opening, lock groove, thrust spring and lock pin are installed in described locking hole, lock pin from the central part of thrust spring through back handle the surface of pillar is stretched out in one end, one end of locking head is stretched in slide opening and coordinated with the lock groove locking bar, one end of thrust spring is pressed on the locking head of lock pin, the other end withstands on locking hole or withstand on the jump ring that is fixed in locking hole; Described locking bar has lock groove, and lock groove coordinates with the locking head of lock pin the inner conical surface and male cone (strobilus masculinus) that are automatically locked and post.

Described base is disking body or is in strip interconnection shape, disking body or be in strip interconnection shape middle part be above fixed with key seat, at disking body or be in strip below interconnection shape and be stained with skid-proof rubber; Described base is used for fixing key seat, steady brace and supporting strut and bears all wt that key seat bears, and prevents the lower end of Body of pillar to be absorbed in earth; Described skid-proof rubber is fixed on disking body or is in strip below interconnection shape, prevents base from sliding on the ground with ground resulting in friction.

Described key seat supports and installs the supporter of rotational pin, supporter has pin-and-hole and locking screw, and pin-and-hole is for installing and fixing rotational pin bear all wt that rotational pin bears.

Near the pin-and-hole of described locking screw on key seat, for assembling lock bolt and purl screw can be rotated in locking screw, the screw end of lock bolt is made to be pressed in the lower part locking sliding seat of sliding seat and the fit angle of base.

Described lock bolt is screw, can rotate in locking screw, produces and rub and play locking effect when screw end contacts with the lower part of sliding seat.

Described rotational pin is pivot pin or bolt, for connecting key seat and sliding seat and bearing all wt that sliding seat bears.

Described sliding seat is Connection Block, lower part has horizontal pin-and-hole, and there is Inner taper hole the upper end of upper part, and there is air gap position below Inner taper hole or the inside, Inner taper hole and air gap position directly through, be fixed with locking bar at the middle part of the bottom of air gap position; The center line of described pin-and-hole is with the central axis of Inner taper hole or close to vertical; Being provided with in the outside of the Inner taper hole part of sliding seat lives turns hole, and the hole that turns alive being circular hole, boring for installing gravity; Being connected with key seat below by rotational pin of sliding seat, be connected with pillar by Inner taper hole above; Described sliding seat is used for all wt that steady brace and supporting strut and pillar bear.

Described gravity cone is the vertical bar with taper shank, and taper shank is vertical with vertical bar, and taper shank inserts to live and turns fixing in hole and turn in hole can freely rotate alive; Described gravity cone for directly observe pillar and the ground be arranged in sliding seat angle and as adjusting pillar perpendicular to reference object during horizontal plane.

Described Body of pillar is the cylinder that there is male cone (strobilus masculinus) lower end, there is Inner taper hole upper end, comprises connector and pillar two parts; Described Body of pillar is that connector and pillar are fixed together the entirety formed or the entirety be inherently connected; Pillar does not have one end of male cone (strobilus masculinus) and connector not to have one end of Inner taper hole to be connected or is fixed together to form entirety.The end face of the upper end of described connector has Inner taper hole, and there is air gap position the inside of Inner taper hole, is fixed with locking bar in the bottom of air gap position; There is male cone (strobilus masculinus) the lower end of described pillar, has one end of male cone (strobilus masculinus) to have slide opening and locking hole; Described slide opening stretches in the cylinder of pillar in the end of pillar; Described locking hole has in the cylinder of one end of male cone (strobilus masculinus) at pillar the surface communicating with slide opening and wear out cylinder.

Described lock pin comprises locking head, middle part and handle three part, and three parts are connected, and lock pin is through after thrust spring in locking hole, and locking head enters in slide opening and coordinates with the lock groove on locking bar, and handle portion stretches out the damaged surface of pillar; The leading section of described locking head be acute angle bevel with face directly the shape of composition, towards the one side on locking bar top be face directly, towards the one side of locking bar fixed end be acute angle bevel, acute angle bevel retreats for allowing the leading section of locking bar oblique promotion locking head, and the one side faced directly for the right-angle side with lock-bit groove coordinates locked locking bar.

Described locking bar is cylinder, and be fixed on the bottom of the air gap position inside Inner taper hole, locking bar can slide at slide opening, and locking bar has lock groove.Described lock groove is the groove of right triangular shape or the inclined-plane of right-angled triangle is changed into the groove of arc-shaped side, corresponding with the position of locking head on locking bar; The groove top of described right-angled triangle groove is acute angle, one side before the one side of notch and lock-bit groove is the face of right-angle side, the one side of right-angle side coordinates can stand fast by locking locking bar with facing directly of locking head, and the one side of hypotenuse coordinates with the inclined-plane of locking cephalic par and limits the degree of depth that locking head inserts lock-bit groove; Described lock-bit groove is used for coordinating with locking head and producing locking effect, then the locked inner conical surface that posts and male cone (strobilus masculinus), and then makes connector and Body of pillar and sliding seat and Body of pillar fixation.

Described pin is stepped on and is comprised hanger, connecting pin and riding boogie board, hanger is the pedestal be fixed on Body of pillar, connecting pin is the pin connecting live hanger and riding boogie board, riding boogie board is the square or flat cylinder or blocks stepped on for pin, is stained with skid-proof rubber or has antiskid glue sleeve at the surface of riding boogie board cover on the surface of riding boogie board.

Described air gap position in the inside of Inner taper hole, for pillar male cone (strobilus masculinus) end insert Inner taper hole time not inconsistent with the bottom of Inner taper hole, be convenient to the close fit of inner conical surface and male cone (strobilus masculinus).

Described slide opening is the bearing bore of the end at pillar, communicates with locking hole, for holding locking bar and allowing locking bar slide in slide opening.

Described locking hole is separately cavity, in one end of slide opening in the pillar of male cone (strobilus masculinus), mid portion and wear out that the aperture of abutment surface is large, aperture that the one end, the inside in hole is stretched out for the locking head of lock pin is little, communicate with locking hole, corresponding with the position of the lock-bit groove on locking bar, the large part of the median pore radius of locking hole is for installing the housing with the mating shapes of locking hole.In locking hole, be inlaid with the housing with the mating shapes of locking hole, housing exposes or does not expose the damaged surface of pillar in locking hole; When housing exposes the damaged surface of pillar, the one end of exposing the damaged surface of pillar connects with screw or rivets or be welded on the damaged surface of pillar; When housing does not expose the damaged surface of pillar, connect with screw or rivet or weld or be fixed in locking hole with jump ring; The inside and outside two ends of described housing manufacture porose, lock pin and thrust spring are installed in housing, thrust spring is arranged between locking head and housing, stretches out, locking head stretches out from the hole of the inner face of housing after the handle of lock pin passes from the centre of thrust spring from the hole of housing outer face.Described housing for installing lock pin and thrust spring, and lock pin can be moved in housing.

Described thrust spring is helical spring, and the locking head for promoting lock pin coordinates with the lock groove of locking bar and completes automatic locking.

The inner conical surface of described Inner taper hole is used for coordinating and mounting column body with male cone (strobilus masculinus), realize sliding seat and Body of pillar the fixing fast of fixing and Body of pillar and Body of pillar fast, be beneficial to the quick assembling of Body of pillar and quick demolition, play Fast Installation and effect fixing fast; And then make Body of pillar and connector and Body of pillar and sliding seat fixation respectively.

Described sliding seat is used for the weight that steady brace body and supporting strut body and Body of pillar bear; The skid-proof rubber of described sliding seat bottom surface plays the effect preventing sliding seat slippage, and the skid-proof rubber that pin steps on plays and prevents pin from stepping on anti-skidding effect.

In order to increase connectivity robustness and the stability of ladder, improving the speed of installation and demolition, described Body of pillar and the connection between sliding seat and Body of pillar and fixingly all adopt cone match, being beneficial to quick assembling and quick demolition; The male cone (strobilus masculinus) of Body of pillar, in the Inner taper hole of sliding seat, is coordinated with lock pin by the lock groove on locking bar and pins and lock the male cone (strobilus masculinus) of pillar with coordinating of the inner conical surface of sliding seat and do not loosen; The male cone (strobilus masculinus) of Body of pillar, in the Inner taper hole of connector, is coordinated with lock pin by the lock groove on locking bar and pins and lock the male cone (strobilus masculinus) of pillar and do not loosen with coordinating of the inner conical surface of connector.During assembling, inner conical surface and male cone (strobilus masculinus) are at the gravity born and press tighter and tighter under the effect of Body of pillar self gravitation and realize automatic fastening; During demolition, pull the handle of lock pin, after the locking head of lock pin front end exits the lock groove on locking bar, Body of pillar upwards one is lifted and automatically will be separated with Inner taper hole.

The conical surface comprises inner conical surface and male cone (strobilus masculinus), and the cross section of the conical surface is the circular conical surface, or the polygonal conical surface, or the conical surface of circular arc, or the special-shaped conical surface that circular arc and line segment form; The described conical surface is the face of the square taper of nose part, or goes conical of nose part.

In order to can tilt ground on supporting strut, when floor installation is on smooth ground, the central axis of sliding seat, in base, ensure that the pillar be arranged in sliding seat is vertical or near perpendicular to horizontal plane; When floor installation is on the ground tilted, certain angle is rotated in the sliding seat untie-sell that can rotate on base, ensure that the pillar be arranged in sliding seat is vertical or near perpendicular to horizontal plane.

Rotational pin is adopted to be fastened on key seat on base and sliding seat, make the sliding seat untie-sell that can rotate on base rotate certain angle, reach when enabling floor installation on the ground tilted and ensure that the pillar be arranged in sliding seat keeps the object perpendicular to horizontal plane.

In order to make the assembling of special garden ladder quick, base, key seat, rotational pin and sliding seat are the parts of entirety or the dispersion fitted together.

In order to can the locking inner conical surface of working good and male cone (strobilus masculinus) not loosen, the inner conical surface that described locking hole, lock pin, thrust spring, locking bar and slide opening composition locking system is locked works good and male cone (strobilus masculinus).

In order to reduce costs and alleviate the weight of ladder, described sliding seat and Body of pillar are hollow bodies; Described Body of pillar is individual layer or multilayer in the combination of ladder, and sliding seat is individual layer in the combination of ladder.

In order to reduce the consumption of ladder and be convenient to store and keeping, all building blocks of described ladder can be reused.

Conveniently pack and transport, the fixing employing pin that described pin steps down on Body of pillar is connected and fixed, and pin steps down in one end be merely able to connector on Body of pillar and draws in, is convenient to packaging; Described Body of pillar and sliding seat can be dismantled completely and become independent parts, are beneficial to packaging and transport.

The assemble method of special garden ladder: during assembling, A, place the base, key seat, rotational pin and the sliding seat that fit together on the ground, base on ground, sliding seat is above, again the lower end of the pillar having male cone (strobilus masculinus) is inserted in the Inner taper hole of sliding seat, under the effect of self gravitation, the male cone (strobilus masculinus) of pillar and the inner conical surface of sliding seat are naturally fitted and fix, and the gravity depressed from pillar is larger, and it is closely and more more firm that inner conical surface and male cone (strobilus masculinus) are fitted; When the male cone (strobilus masculinus) of pillar inserts Inner taper hole, locking bar is inserted in slide opening, when locking bar enters into the position of locking head, the leading section of locking bar pushes the acute angle bevel oblique promotion locking head compression thrust spring of locking head and outwards makes a concession, and the front end of locking bar passes through the position of locking head; When locking bar is through after locking head, when the male cone (strobilus masculinus) of pillar contacts firm with the inner conical surface of the Inner taper hole of sliding seat, locking head enters in the lock groove on locking bar under the powered of thrust spring, facing directly of locking head coordinates locked locking bar to stand fast with the one side of lock groove right-angle side, the inner conical surface of laminating and male cone (strobilus masculinus) locked, complete fixing and locking of Body of pillar and sliding seat.Point-blank whether the parallel lines of B, the center line of vertical bar observing gravity cone and the center line of Body of pillar, time not point-blank, the center line of the vertical bar that the upper end of moving the Body of pillar inserted in sliding seat makes the parallel lines of the center line of Body of pillar and gravity bore point-blank, the lock bolt rotated again on key seat compresses the lower part of sliding seat, make sliding seat can not rotate untie-sell rotate, allow the angle of base and sliding seat remain unchanged, ensure that the pillar be arranged on above sliding seat is perpendicular to horizontal plane; Time point-blank, just the lock bolt directly rotated on key seat compresses the lower part of sliding seat, and the sliding seat untie-sell that can not rotate is rotated, and allow the angle of base and sliding seat remain unchanged, the pillar that guarantee is arranged on above sliding seat is perpendicular to horizontal plane.The lower end of slide opening is again had by Body of pillar to insert in the Inner taper hole of connector in C, Inner taper hole again in the connector of Body of pillar upper end, under the effect of self gravitation, the male cone (strobilus masculinus) of pillar and the inner conical surface of connector are naturally fitted and fix, and the gravity depressed from pillar is larger, it is closely and more more firm that inner conical surface and male cone (strobilus masculinus) are fitted; When the male cone (strobilus masculinus) of pillar inserts Inner taper hole, locking bar is inserted in slide opening, when locking bar enters into the position of locking head, the leading section of locking bar pushes the acute angle bevel oblique promotion locking head compression thrust spring of locking head and outwards makes a concession, and the front end of locking bar passes through the position of locking head; When locking bar is through after locking head, when the male cone (strobilus masculinus) of pillar contacts firm with the inner conical surface of the Inner taper hole of connector, locking head enters in the lock groove on locking bar under the powered of thrust spring, facing directly of locking head coordinates locked locking bar to stand fast with the one side of lock groove right-angle side, laminating Inner taper hole and male cone (strobilus masculinus) locked; Afterwards, the male cone (strobilus masculinus) of Body of pillar can insert in the Inner taper hole of Body of pillar by Using such method again, completes being connected and fixed and locking between Body of pillar and Body of pillar.The assembling of Body of pillar and sliding seat and Body of pillar and Body of pillar is very convenient, just can complete without any need for instrument.

The method for dismounting of special garden ladder: during the Body of pillar of dismountable, pull the handle of lock pin, after the locking head of lock pin front end exits the lock groove on locking bar, Body of pillar upwards one is drawn or one lifts and automatically will separate with the Inner taper hole in the connector of a Body of pillar below, and locking bar skids off from slide opening; Now, as long as Body of pillar upwards one is lifted, the male cone (strobilus masculinus) of Body of pillar will separate automatically with the Inner taper hole of the connector of the Body of pillar of below.During fixing in dismounting sliding seat Body of pillar, pull the handle of lock pin, after the locking head of lock pin front end exits the lock groove on locking bar, Body of pillar upwards one is drawn or one lifts and automatically will separate with the Inner taper hole of sliding seat, and locking bar skids off from slide opening; Now, as long as Body of pillar upwards one is lifted, pillar will separate automatically with sliding seat.The dismounting of Body of pillar and sliding seat and Body of pillar and Body of pillar is very convenient, just can complete without any need for instrument.

Gardener is when arranging gardens, run into when having trees to need pollard, first the base fitted together, key seat, rotational pin and sliding seat are placed on the ground, after sliding seat is plugged first Body of pillar, point-blank whether the center line of vertical bar of observation gravity cone and the parallel lines of the center line of pillar, time not point-blank, the center line of the vertical bar that the upper end of moving the Body of pillar inserting sliding seat makes the parallel lines of the center line of Body of pillar and gravity bore point-blank, screw lock bolt again and compress sliding seat, make sliding seat can not rotate untie-sell rotate, then all pillars in sliding seat are made all to keep perpendicular to horizontal plane, again needing the Body of pillar of height to take with oneself, the pin pin stepped down on Body of pillar steps on and climbs up, and can climb one section of assembling one section, when climbing to the top of ladder in the process of cat ladder, climb up after inserting a Body of pillar again in superincumbent Inner taper hole again.When having pruned descending stair after branch, step down in pin and step on and down climb, next section tears a Body of pillar open, very convenient.

The manufacture method of described special garden ladder, is characterized in that:

During fabrication, base, key seat, sliding seat and Body of pillar adopt the aluminium alloys of light weight or the plastics manufacture of titanium alloy or carbon alloy or glass-reinforced plastic material or high strength, create hollow body or solid; Lock pin adopts the plastics manufacture of metal material or glass-reinforced plastic material or high strength.

Described base creates dish type or bar shaped cross-like, the middle part of dish type or or bar shaped cross-like middle part on be fixed with key seat, the middle part of dish type or or bar shaped cross-like pars intermedia below fixing or be stained with skid-proof rubber.

Described key seat creates the supporter supporting and install rotational pin, and supporter manufactures pin-and-hole and locking screw.

Described locking screw is manufactured near the pin-and-hole on key seat, is equipped with lock bolt in locking screw.

Described lock bolt creates screw, can rotate in locking screw.

Described base and key seat manufacture as a whole, or the formation entirety that is fixed together after separately manufacturing.

Rotational pin creates pivot pin or bolt, is fixed on key seat and is connected with sliding seat.

Described sliding seat creates Connection Block, lower part manufacture has horizontal pin-and-hole, and the upper end of upper part manufactures Inner taper hole, and below Inner taper hole or the inside manufactures air gap position, Inner taper hole and air gap position directly through, be fixed with locking bar at the middle part of the bottom of air gap position; The center line of described pin-and-hole is with the central axis of Inner taper hole or close to vertical; Having to live in the manufacture of the outside of the Inner taper hole part of sliding seat and turning hole, work being turned hole and creates circular hole, gravity cone is installed in circular hole; Being connected with key seat below by rotational pin of sliding seat, being connected with Body of pillar by Inner taper hole and locking bar above and fixing.

Described gravity bores the vertical bar created with taper shank, and taper shank is vertical with vertical bar, and taper shank inserts to live and turns fixing in hole and turn in hole can freely rotate alive.

Described base, key seat, rotational pin and sliding seat are assembled into an independent entirety, are beneficial to the special garden ladder of rapid-assembling.

Described Body of pillar creates cylinder, creates pillar and connector two parts, and pillar and connector two parts manufacture as a whole or are fixed together into as a whole after manufacturing respectively; The pin being fixedly connected with the folding that can draw in one end of the connector of Body of pillar in the damaged surface pin of Body of pillar is stepped on, pin steps on cover to be had or is stained with skid-proof rubber, have male cone (strobilus masculinus) in the post ends manufacture of Body of pillar, manufacturing in one end of male cone (strobilus masculinus) has slide opening and locking hole; Manufacture in the end of the connection head end of Body of pillar and have Inner taper hole, Inner taper hole creates the hole of tapering, and manufacturing below Inner taper hole has air gap position, is fixed with locking bar in the bottom of air gap position.

Described slide opening is manufactured on the end of male cone (strobilus masculinus) end, creates bearing bore or through hole, communicates with locking hole.

Described locking hole creates independent cavity, be manufactured on the surface that cylinder worn out by pillar in the cylinder of male cone (strobilus masculinus), communicate with slide opening, the aperture that corresponding with the position of the lock-bit groove on locking bar, the aperture that the part that mid portion is used for holder housing and wears out abutment surface manufactures is large, the one end, the inside in hole manufactures for the locking head extension of lock pin is little.In locking hole, be inlaid with the housing with the mating shapes of locking hole, housing exposes or does not expose the damaged surface of pillar in locking hole; When housing exposes the damaged surface of pillar, the one end of exposing the damaged surface of pillar connects with screw or rivets or be welded on the damaged surface of pillar; When housing does not expose the damaged surface of pillar, connect with screw or rivet or weld or be fixed in locking hole with jump ring; The inside and outside two ends of described housing manufacture porose, lock pin and thrust spring are installed in housing, thrust spring is arranged between locking head and housing, stretches out, locking head stretches out from the hole of the inner face of housing after the handle of lock pin passes from the centre of thrust spring from the hole of housing outer face.

Described locking bar creates cylinder, and locking bar manufactures lock groove; Described lock groove creates the groove of right triangular shape, and be manufactured on locking bar corresponding with the position of locking head, groove top creates acute angle, and the one side before the one side of notch and lock groove creates the face of right-angle side.

Described lock pin creates locking head, middle part and handle three part, three parts create one, lock pin is arranged on through after thrust spring in locking hole, and locking head enters in slide opening and coordinates with the lock groove on locking bar, and handle portion stretches out the damaged surface of pillar; The leading section of described locking head create acute angle bevel with face directly composition shape, towards the one side on locking bar top be face directly, towards the one side of locking bar fixed end be acute angle bevel.

Described pin is stepped on and is created hanger, connecting pin and riding boogie board three part, hanger creates the pedestal be fixed on Body of pillar, connecting pin creates the pin connecting hanger and riding boogie board, riding boogie board creates the square or flat cylinder or blocks stepped on for pin, is stained with skid-proof rubber or has antiskid glue sleeve at the surface of riding boogie board cover on the surface of riding boogie board.

Thrust spring creates helical spring.

The connection of described Body of pillar and sliding seat and Body of pillar and Body of pillar and fixingly all adopt cone match, is beneficial to quick assembling and quick demolition; During assembling, Body of pillar and sliding seat and Body of pillar and Body of pillar are pressed tighter and tighter and are realized automatic fastening under the effect of the gravity born and self gravitation; During demolition, after pulling handle to make lock pin exit lock groove, Body of pillar upwards one is lifted male cone (strobilus masculinus) and automatically will be separated with Inner taper hole.

The conical surface creates inner conical surface and male cone (strobilus masculinus), and inner conical surface and male cone (strobilus masculinus) create the taper surface of point, and the cross section of the conical surface creates the polygonal conical surface, or creates the conical surface of circle or circular arc.

Tapering and the tapering that male cone (strobilus masculinus) coordinates of described Inner taper hole create consistent or close to consistent tapering.

Described base is fixed with key seat, and rotational pin links together key seat and sliding seat through the pin-and-hole of the pin-and-hole on key seat and sliding seat bottom; Described sliding seat is coordinated with the male cone (strobilus masculinus) of Body of pillar lower end and is fixed by Inner taper hole, and is coordinated and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post with the locking head in the pillar being arranged on Body of pillar by the lock groove on the locking bar bottom the air gap position that is fixed on sliding seat; Inner taper hole is had in the connection head end of Body of pillar upper end, the male cone (strobilus masculinus) of Body of pillar lower end inserts in the Inner taper hole in the connector of a Body of pillar below, coordinated with the male cone (strobilus masculinus) of Body of pillar lower end by Inner taper hole and fix, and being coordinated and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post with the locking head in the pillar being arranged on Body of pillar by the lock groove on the locking bar bottom the air gap position that is fixed on connector.Described locking hole is manufactured on and communicates with slide opening in the cylinder of the pillar of male cone (strobilus masculinus), thrust spring and lock pin are installed in locking hole, the handle portion of lock pin from stretching out the surface of pillar after the central part of thrust spring passes, the locking head of lock pin stretch out locking hole after with insert in slide opening or insert in the lock groove locking bar, thrust spring is arranged on the middle part of lock pin, and one end of thrust spring is pressed on the locking head of lock pin, the other end withstands on locking hole; The pin being fixed with the folding that can draw in one end of the connector of Body of pillar in the damaged surface of Body of pillar is stepped on, and pin steps on cover to be had or be stained with skid-proof rubber, below base, be stained with skid-proof rubber.

The structure of the special garden ladder of the present invention is simple, manufactures, assembles and uses very convenient, do not need instrument in ladder assembly and disassembly process in use; After adopting special garden ladder, solve garden management personnel climbing trees and difficult problem of standing when pollard, the speed of assembling special garden ladder during climbing is fast, convenient, safe and reliable, and climbing is convenient; After using, dismounting, packaging and convenient transportation, reduce cost of production and use cost.

Accompanying drawing explanation

Fig. 1 is the package assembly schematic diagram of special garden ladder;

Fig. 2 is the internal construction of Body of pillar and the schematic diagram of outward appearance;

Fig. 3 is the internal construction schematic diagram connected between Body of pillar;

Fig. 4 is the sectional structure schematic diagram of sliding seat;

Fig. 5 is the schematic appearance of the front view that base and key seat are fixed together;

The schematic appearance of the front view that Fig. 6 is sliding seat, base and key seat are fixed together.

Shown in figure: sliding seat 1, pillar 2, connector 3, locking bar 4, locking hole 5, lock pin 6, thrust spring 7, air gap position 8, slide opening 9, male cone (strobilus masculinus) 10, inner conical surface 11, Inner taper hole 12, pin step on 13, pin-and-hole 14, rotational pin 15, base 16, key seat 17, lock bolt 18, gravity cone 19.

Detailed description of the invention

The special garden ladder of the present invention mainly comprises base 16, key seat 17, lock bolt 18, rotational pin 15, sliding seat 1, gravity cone 19, Body of pillar, locking hole 5, lock pin 6, thrust spring 7, locking bar 4, slide opening 9, lock groove, male cone (strobilus masculinus) 10, Inner taper hole 12, inner conical surface 11.

Described base 16 is fixed with key seat 17, key seat 17 there are pin-and-hole 14 and locking screw, rotational pin 15 links together key seat 17 and sliding seat 1 through the pin-and-hole 14 of the pin-and-hole 14 on key seat 17 and sliding seat 1 bottom, and lock bolt 18 exceedes the lock bolt 18 of locking screw screw end after screwing in the locking screw on key seat 17 is pressed in the lower part locking sliding seat 1 of sliding seat 1 and the fit angle of base 16, Inner taper hole 12 is had above described sliding seat 1, below Inner taper hole 12 or the inside have air gap position 8, the middle part of the bottom of air gap position 8 is fixed with locking bar 4, sliding seat 1 is coordinated with the male cone (strobilus masculinus) 10 of Body of pillar lower end by Inner taper hole 12 and fixes, and coordinated and the be automatically locked inner conical surface 11 and male cone (strobilus masculinus) 10 that post with the locking head in the pillar 2 being arranged on Body of pillar by the lock groove on the locking bar 4 bottom the air gap position 8 that is fixed on sliding seat 1, being provided with in the outside of Inner taper hole 12 part of sliding seat 1 lives turns hole, the taper shank of the upper end of gravity cone 19 inserts to live and turns fixing in hole and turn in hole can freely rotate alive, Inner taper hole 12 is had in connector 3 end of Body of pillar upper end, there is air gap position 8 below Inner taper hole 12 or the inside, the middle part of the bottom of air gap position 8 is fixed with locking bar 4, the male cone (strobilus masculinus) 10 of Body of pillar lower end inserts in the Inner taper hole 12 in the connector 3 of a Body of pillar below, coordinated with the male cone (strobilus masculinus) 10 of Body of pillar lower end by Inner taper hole 12 and fix, and being coordinated and the be automatically locked inner conical surface 11 and male cone (strobilus masculinus) 10 that post with the locking head in the pillar 2 being arranged on Body of pillar by the lock groove on the locking bar 4 bottom the air gap position 8 that is fixed on connector 3, the pin being fixed with the folding that can draw in one end of the connector 3 of Body of pillar in the damaged surface of Body of pillar steps on 13, and pin steps on cover to be had or be stained with skid-proof rubber.

In the Inner taper hole 12 that the male cone (strobilus masculinus) 10 of described Body of pillar lower end inserts sliding seat 1 or insert in the Inner taper hole 12 of connector 3 of a Body of pillar upper end below, the slide opening 9 of the end of male cone (strobilus masculinus) 10 end is enclosed within locking bar 4, lock groove on locking bar 4 coordinates with the locking head of lock pin 6 and locks locking bar 4 and do not slide, and then locks coordinating of inner conical surface 11 and male cone (strobilus masculinus) 10.

Described Inner taper hole 12 is the holes having tapering, has inner conical surface 11 in Inner taper hole 12.The Inner taper hole 12 of described sliding seat 1 coordinates with the male cone (strobilus masculinus) 10 of the lower end of pillar 2 and fixes, and the Inner taper hole 12 of connector 3 coordinates with the male cone (strobilus masculinus) 10 of pillar 2 and fixes; Described Inner taper hole 12 is coordinated and the be automatically locked inner conical surface 11 and male cone (strobilus masculinus) 10 that post with lock pin 6 by the lock groove on locking bar 4 after coordinating with male cone (strobilus masculinus) 10 and fixing.In order to make Inner taper hole 12 and male cone (strobilus masculinus) 10 can close fit, the tapering of described Inner taper hole 12 be consistent with the tapering of male cone (strobilus masculinus) 10.

Described self-locking device comprises locking hole 5, lock pin 6, thrust spring 7, locking bar 4, slide opening 9, lock groove, thrust spring 7 and lock pin 6 are installed in described locking hole 5, lock pin 6 stretches out the surface of pillar 2 from the central part of thrust spring 7 through one end of back handle, one end of locking head is stretched in slide opening 9 and coordinated with the lock groove locking bar 4, and one end of thrust spring 7 is pressed on the locking head of lock pin 6, the other end withstands on locking hole 5 or withstand on the jump ring that is fixed in locking hole 5; Described locking bar 4 has lock groove, and lock groove coordinates the inner conical surface 11 and male cone (strobilus masculinus) 10 that are automatically locked and post with the locking head of lock pin 6.

Described base 16 is disking bodies or is in strip interconnection shape, disking body or be in strip interconnection shape middle part be above fixed with key seat 17, at disking body or be in strip below interconnection shape and be stained with skid-proof rubber; Described base 16 is for fixing key seat 17, steady brace 2 and supporting strut 2 and bear all wt that key seat 17 bears, and prevents the lower end of Body of pillar to be absorbed in earth; Described skid-proof rubber is fixed on disking body or is in strip below interconnection shape, prevents base 16 from sliding on the ground with ground resulting in friction.

Described key seat 17 supports and installs the supporter of rotational pin 15, supporter has pin-and-hole 14 and locking screw, and pin-and-hole 14 is for installing and fixing rotational pin 15 bear all wt that rotational pin 15 bears.

Near the pin-and-hole 14 of described locking screw on key seat 17, for assembling lock bolt 18 and purl screw can be rotated in locking screw, the screw end of lock bolt 18 is made to be pressed in the lower part locking sliding seat 1 of sliding seat 1 and the fit angle of base 16.

Described lock bolt 18 is screws, can rotate in locking screw, produces and rub and play locking effect when screw end contacts with the lower part of sliding seat 1.

Described rotational pin 15 is pivot pin or bolt, for connecting key seat 17 and sliding seat 1 and bearing all wt that sliding seat 1 bears.

Described sliding seat 1 is Connection Block, lower part has horizontal pin-and-hole 14, the upper end of upper part has below Inner taper hole 12, Inner taper hole 12 or there is air gap position 8 the inside, Inner taper hole 12 is directly through with air gap position 8, is fixed with locking bar 4 at the middle part of the bottom of air gap position 8; The center line of described pin-and-hole 14 is with the central axis of Inner taper hole 12 or close to vertical; Being provided with in the outside of Inner taper hole 12 part of sliding seat 1 lives turns hole, and the hole that turns alive being circular hole, boring 19 for installing gravity; Being connected with key seat 17 below by rotational pin 15 of sliding seat 1, be connected with pillar 2 by Inner taper hole 12 above; The all wt that described sliding seat 1 is born for steady brace 2 and supporting strut 2 and pillar 2.

Described gravity cone 19 is the vertical bars with taper shank, and taper shank is vertical with vertical bar, and taper shank inserts to live and turns fixing in hole and turn in hole can freely rotate alive; Described gravity cone 19 is arranged on pillar 2 in sliding seat 1 with the angle on ground with as adjusting pillar 2 perpendicular to reference object during horizontal plane for directly observing.

Described Body of pillar is the cylinder that there is male cone (strobilus masculinus) 10 lower end, there is Inner taper hole 12 upper end, comprises connector 3 and pillar 2 two parts; Described Body of pillar to be connector 3 with pillar 2 the be fixed together entirety formed or the entirety be inherently connected; Pillar 2 does not have one end of male cone (strobilus masculinus) 10 and connector 3 not to have one end of Inner taper hole 12 to be connected or is fixed together to form entirety.The end face of the upper end of described connector 3 has the inside of Inner taper hole 12, Inner taper hole 12 to have air gap position 8, is fixed with locking bar 4 in the bottom of air gap position 8; There is male cone (strobilus masculinus) 10 lower end of described pillar 2, has one end of male cone (strobilus masculinus) 10 to have slide opening 9 and locking hole 5; Described slide opening 9 stretches in the cylinder of the end of pillar 2 toward pillar 2; Described locking hole 5 communicates with slide opening 9 and wears out the surface of cylinder in the cylinder that pillar 2 has one end of male cone (strobilus masculinus) 10.

Described lock pin 6 comprises locking head, middle part and handle three part, and three parts are connected, and lock pin 6 is through after thrust spring 7 in locking hole 5, and locking head enters in slide opening 9 and coordinates with the lock groove on locking bar 4, and handle portion stretches out the damaged surface of pillar 2; The leading section of described locking head be acute angle bevel with face directly the shape of composition, towards the one side on locking bar 4 top be face directly, towards the one side of locking bar 4 fixed end be acute angle bevel, acute angle bevel retreats for allowing the leading section of locking bar 4 oblique promotion locking head, and the one side faced directly for the right-angle side with lock-bit groove coordinates locked locking bar 4.

Described locking bar 4 is cylinders, and be fixed on the bottom of the air gap position 8 inside Inner taper hole 12, locking bar 4 can slide at slide opening 9, and locking bar 4 has lock groove.Described lock groove is the groove of right triangular shape or the inclined-plane of right-angled triangle is changed into the groove of arc-shaped side, corresponding with the position of locking head on locking bar 4; The groove top of described right-angled triangle groove is acute angle, one side before the one side of notch and lock-bit groove is the face of right-angle side, the one side of right-angle side coordinates can stand fast by locking locking bar 4 with facing directly of locking head, and the one side of hypotenuse coordinates with the inclined-plane of locking cephalic par and limits the degree of depth that locking head inserts lock-bit groove; Described lock-bit groove is used for coordinating with locking head and producing locking effect, then the locked inner conical surface 11 that posts and male cone (strobilus masculinus) 10, and then makes connector 3 and Body of pillar and sliding seat 1 and Body of pillar fixation.

Described pin is stepped on 13 and is comprised hanger, connecting pin and riding boogie board, hanger is the pedestal be fixed on Body of pillar, connecting pin is the pin connecting live hanger and riding boogie board, riding boogie board is the square or flat cylinder or blocks stepped on for pin, is stained with skid-proof rubber or has antiskid glue sleeve at the surface of riding boogie board cover on the surface of riding boogie board.

Described air gap position 8 is in the inside of Inner taper hole 12, not inconsistent with the bottom of Inner taper hole 12 when Inner taper hole 12 is inserted in male cone (strobilus masculinus) 10 end for pillar 2, is convenient to the close fit of inner conical surface 11 and male cone (strobilus masculinus) 10.

Described slide opening 9 is bearing bore of the end at pillar 2, communicates with locking hole 5, for holding locking bar 4 and allowing locking bar 4 slide in slide opening 9.

Described locking hole 5 is separately cavity, in one end of slide opening 9 in the pillar 2 of male cone (strobilus masculinus) 10, mid portion and wear out that the aperture on pillar 2 surface is large, aperture that the one end, the inside in hole is stretched out for the locking head of lock pin 6 is little, communicate with locking hole 5, corresponding with the position of the lock-bit groove on locking bar 4, the large part of the median pore radius of locking hole 5 is for installing the housing with the mating shapes of locking hole 5.In locking hole 5, be inlaid with the housing with the mating shapes of locking hole 5, housing exposes or does not expose the damaged surface of pillar 2 in locking hole 5; When housing exposes the damaged surface of pillar 2, the one end of exposing the damaged surface of pillar 2 connects with screw or rivets or be welded on the damaged surface of pillar 2; When housing does not expose the damaged surface of pillar 2, connect with screw or rivet or weld or be fixed in locking hole 5 with jump ring; The inside and outside two ends of described housing manufacture porose, lock pin 6 and thrust spring 7 are installed in housing, thrust spring 7 is arranged between locking head and housing, stretches out, locking head stretches out from the hole of the inner face of housing after the handle of lock pin 6 passes from the centre of thrust spring 7 from the hole of housing outer face.Described housing for installing lock pin 6 and thrust spring 7, and lock pin 6 can be moved in housing.

Described thrust spring 7 is helical springs, and the locking head for promoting lock pin 6 coordinates with the lock groove of locking bar 4 and completes automatic locking.

The inner conical surface 11 of described Inner taper hole 12 is for coordinating and mounting column body with male cone (strobilus masculinus) 10, realize sliding seat 1 to fix with Body of pillar and the quick of Body of pillar with Body of pillar is fixing fast, be beneficial to the quick assembling of Body of pillar and quick demolition, play Fast Installation and effect fixing fast; And then make Body of pillar and connector 3 and Body of pillar and sliding seat 1 fixation respectively.

The weight that described sliding seat 1 is born for steady brace body and supporting strut body and Body of pillar; The skid-proof rubber of described sliding seat 1 bottom surface plays the effect preventing sliding seat 1 slippage, and the pin skid-proof rubber stepped on 13 plays and prevents from pin from stepping on 13 getting on anti-skidding effect.

In order to increase connectivity robustness and the stability of ladder, improving the speed of installation and demolition, described Body of pillar and the connection between sliding seat 1 and Body of pillar and fixingly all adopt cone match, being beneficial to quick assembling and quick demolition; The male cone (strobilus masculinus) 10 of Body of pillar, in the Inner taper hole 12 of sliding seat 1, is coordinated with lock pin 6 by the lock groove on locking bar 4 and pins and lock the male cone (strobilus masculinus) 10 of pillar 2 with coordinating of the inner conical surface 11 of sliding seat 1 and do not loosen; The male cone (strobilus masculinus) 10 of Body of pillar, in the Inner taper hole 12 of connector 3, is coordinated with lock pin 6 by the lock groove on locking bar 4 and pins and not the loosening coordinating of inner conical surface 11 of the male cone (strobilus masculinus) 10 and connector 3 of locking pillar 2.During assembling, inner conical surface 11 and male cone (strobilus masculinus) 10 are at the gravity born and press tighter and tighter under the effect of Body of pillar self gravitation and realize automatic fastening; During demolition, pull the handle of lock pin 6, after the locking head of lock pin 6 front end exits the lock groove on locking bar 4, Body of pillar upwards one is lifted and automatically will be separated with Inner taper hole 12.

The conical surface comprises inner conical surface 11 and male cone (strobilus masculinus) 10, and the cross section of the conical surface is the circular conical surface, or the polygonal conical surface, or the conical surface of circular arc, or the special-shaped conical surface that circular arc and line segment form; The described conical surface is the face of the square taper of nose part, or goes conical of nose part.

In order to can tilt ground on supporting strut 2, when base 16 is arranged on smooth ground, the central axis of sliding seat 1, in base 16, ensure that the pillar 2 be arranged in sliding seat 1 is vertical or near perpendicular to horizontal plane; When base 16 is arranged on the ground of inclination, certain angle is rotated in sliding seat 1 untie-sell 15 that can rotate on base 16, ensure that the pillar 2 be arranged in sliding seat 1 is vertical or near perpendicular to horizontal plane.

Rotational pin 15 is adopted to be fastened on key seat 17 on base 16 and sliding seat 1, make sliding seat 1 untie-sell 15 that can rotate on base 16 rotate certain angle, reach when base 16 is arranged on the ground of inclination and ensure that the pillar 2 be arranged in sliding seat 1 keeps the object perpendicular to horizontal plane.

In order to make the assembling of special garden ladder quick, base 16, key seat 17, rotational pin 15 and sliding seat 1 are the parts of entirety or the dispersion fitted together.

In order to can the locking inner conical surface 11 of working good and male cone (strobilus masculinus) 10 not loosen, described locking hole 5, lock pin 6, thrust spring 7, locking bar 4 and slide opening 9 form the locked inner conical surface 11 of working good of locking system and male cone (strobilus masculinus) 10.

In order to reduce costs and alleviate the weight of ladder, described sliding seat 1 and Body of pillar are hollow bodies; Described Body of pillar is individual layer or multilayer in the combination of ladder, and sliding seat 1 is individual layer in the combination of ladder.

Conveniently pack and transport, the fixing employing pin that described pin steps down on Body of pillar is connected and fixed, and pin steps down in one end be merely able to connector 3 on Body of pillar and draws in, is convenient to packaging; Described Body of pillar and sliding seat 1 can be dismantled completely and become independent parts, are beneficial to packaging and transport.

The assemble method of special garden ladder: during assembling, A, place the base 16, key seat 17, rotational pin 15 and the sliding seat 1 that fit together on the ground, base 16 on ground, sliding seat 1 is above, again the lower end of the pillar 2 having male cone (strobilus masculinus) 10 is inserted in the Inner taper hole 12 of sliding seat 1, under the effect of self gravitation, the male cone (strobilus masculinus) 10 of pillar 2 is naturally fitted with the inner conical surface 11 of sliding seat 1 and fixes, and the gravity depressed from pillar 2 is larger, it is closely and more more firm that inner conical surface 11 and male cone (strobilus masculinus) 10 are fitted; When the male cone (strobilus masculinus) 10 of pillar 2 inserts Inner taper hole 12, locking bar 4 is inserted in slide opening 9, when locking bar 4 enters into the position of locking head, the leading section of locking bar 4 pushes the acute angle bevel oblique promotion locking head compression thrust spring 7 of locking head and outwards makes a concession, and the front end of locking bar 4 passes through the position of locking head; When locking bar 4 is through after locking head, when the male cone (strobilus masculinus) 10 of pillar 2 contacts firm with the inner conical surface 11 of the Inner taper hole 12 of sliding seat 1, locking head enters in the lock groove on locking bar 4 under the powered of thrust spring 7, facing directly of locking head coordinates locked locking bar 4 to stand fast with the one side of lock groove right-angle side, the inner conical surface 11 of laminating and male cone (strobilus masculinus) 10 locked, complete fixing and locking of Body of pillar and sliding seat 1.Point-blank whether the parallel lines of B, the center line of vertical bar observing gravity cone 19 and the center line of Body of pillar, time not point-blank, the upper end of moving the Body of pillar inserted in sliding seat 1 makes the parallel lines of the center line of Body of pillar and gravity bore the center line of the vertical bar of 19 point-blank, lock bolt 18 again on rotational pin 15 compresses the lower part of sliding seat 1, sliding seat 1 untie-sell 15 that can not rotate is rotated, allow base 16 remain unchanged with the angle of sliding seat 1, ensure that the pillar 2 be arranged on above sliding seat 1 is perpendicular to horizontal plane; Time point-blank, the lower part of sliding seat 1 is compressed with regard to the lock bolt 18 on direct rotational pin 15, sliding seat 1 untie-sell 15 that can not rotate is rotated, allows base 16 remain unchanged with the angle of sliding seat 1, ensure that the pillar 2 be arranged on above sliding seat 1 is perpendicular to horizontal plane.The lower end of slide opening 9 is again had by Body of pillar to insert in the Inner taper hole 12 of connector 3 in C, Inner taper hole 12 again in the connector 3 of Body of pillar upper end, under the effect of self gravitation, the male cone (strobilus masculinus) 10 of pillar 2 is naturally fitted with the inner conical surface 11 of connector 3 and fixes, and the gravity depressed from pillar 2 is larger, it is closely and more more firm that inner conical surface 11 and male cone (strobilus masculinus) 10 are fitted; When the male cone (strobilus masculinus) 10 of pillar 2 inserts Inner taper hole 12, locking bar 4 is inserted in slide opening 9, when locking bar 4 enters into the position of locking head, the leading section of locking bar 4 pushes the acute angle bevel oblique promotion locking head compression thrust spring 7 of locking head and outwards makes a concession, and the front end of locking bar 4 passes through the position of locking head; When locking bar 4 is through after locking head, when the male cone (strobilus masculinus) 10 of pillar 2 contacts firm with the inner conical surface 11 of the Inner taper hole 12 of connector 3, locking head enters in the lock groove on locking bar 4 under the powered of thrust spring 7, facing directly of locking head coordinates locked locking bar 4 to stand fast with the one side of lock groove right-angle side, laminating Inner taper hole 12 and male cone (strobilus masculinus) 10 locked; Afterwards, the male cone (strobilus masculinus) 10 of Body of pillar can insert in the Inner taper hole 12 of Body of pillar by Using such method again, completes being connected and fixed and locking between Body of pillar and Body of pillar.The assembling of Body of pillar and sliding seat 1 and Body of pillar and Body of pillar is very convenient, just can complete without any need for instrument.

The method for dismounting of special garden ladder: during the Body of pillar of dismountable, pull the handle of lock pin 6, after the locking head of lock pin 6 front end exits the lock groove on locking bar 4, Body of pillar upwards one is drawn or one lifts and automatically will separate with the Inner taper hole 12 in the connector 3 of a Body of pillar below, and locking bar 4 skids off from slide opening 9; Now, as long as Body of pillar upwards one is lifted, the male cone (strobilus masculinus) 10 of Body of pillar will separate automatically with the Inner taper hole 12 of the connector 3 of the Body of pillar of below.During fixing in dismounting sliding seat 1 Body of pillar, pull the handle of lock pin 6, after the locking head of lock pin 6 front end exits the lock groove on locking bar 4, Body of pillar upwards one is drawn or one lifts and automatically will separate with the Inner taper hole 12 of sliding seat 1, and locking bar 4 skids off from slide opening 9; Now, as long as Body of pillar upwards one is lifted, pillar 2 will separate automatically with sliding seat 1.The dismounting of Body of pillar and sliding seat 1 and Body of pillar and Body of pillar is very convenient, just can complete without any need for instrument.

Gardener is when arranging gardens, run into when having trees to need pollard, first the base 16 fitted together, key seat 17, rotational pin 15 and sliding seat 1 are placed on the ground, after sliding seat 1 is plugged first Body of pillar, point-blank whether the center line of vertical bar of observation gravity cone 19 and the parallel lines of the center line of pillar 2, time not point-blank, the upper end of moving the Body of pillar inserting sliding seat 1 makes the parallel lines of the center line of Body of pillar and gravity bore the center line of the vertical bar of 19 point-blank, screw lock bolt 18 again and compress sliding seat 1, sliding seat 1 untie-sell 15 that can not rotate is rotated, then all pillars 2 in sliding seat 1 are made all to keep perpendicular to horizontal plane, again needing the Body of pillar of height to take with oneself, the pin pin stepped down on Body of pillar is stepped on 13 and is climbed up, and can climb one section of assembling one section, when climbing to the top of ladder in the process of cat ladder, climb up after inserting a Body of pillar again in superincumbent Inner taper hole 12 again.When having pruned descending stair after branch, step down in pin and step on 13 and down climb, next section tears a Body of pillar open, very convenient.

Claims

1. a kind of special garden ladder, is characterized in that: described special garden ladder comprises base (16), key seat (17), lock bolt (18), rotational pin (15), sliding seat (1), gravity cone (19), Body of pillar, locking hole (5), lock pin (6), thrust spring (7), locking bar (4), slide opening (9), lock groove, male cone (strobilus masculinus) (10), Inner taper hole (12), inner conical surface (11);

Described base (16) is fixed with key seat (17), key seat (17) there are pin-and-hole (14) and locking screw, rotational pin (15) links together key seat (17) and sliding seat (1) through the pin-and-hole (14) of the pin-and-hole (14) on key seat (17) and sliding seat (1) bottom, lock bolt (18) exceedes the lock bolt (18) of locking screw screw end after screwing in the locking screw on key seat (17) is pressed in lower part locking sliding seat (1) of sliding seat (1) and the fit angle of base (16), Inner taper hole (12) is had above described sliding seat (1), below Inner taper hole (12) or the inside have air gap position (8), the middle part of the bottom of air gap position (8) is fixed with locking bar (4), sliding seat (1) is coordinated by Inner taper hole (12) with the male cone (strobilus masculinus) (10) of Body of pillar lower end and fixes, and coordinated and the be automatically locked inner conical surface (11) and male cone (strobilus masculinus) (10) that post with the locking head in the pillar (2) being arranged on Body of pillar by the lock groove on the locking bar (4) of bottom, the air gap position (8) that is fixed on sliding seat (1), be provided with to live in the outside of Inner taper hole (12) part of sliding seat (1) and turn hole, the taper shank of the upper end of gravity cone (19) inserts to live and turns fixing in hole and turn in hole can freely rotate alive, Inner taper hole (12) is had in connector (3) end in Body of pillar upper end, there is air gap position (8) below Inner taper hole (12) or the inside, the middle part of the bottom of air gap position (8) is fixed with locking bar (4), the male cone (strobilus masculinus) (10) of Body of pillar lower end inserts in the Inner taper hole (12) in the connector (3) of a Body of pillar below, coordinate by Inner taper hole (12) with the male cone (strobilus masculinus) (10) of Body of pillar lower end and fix, and coordinated and the be automatically locked inner conical surface (11) and male cone (strobilus masculinus) (10) that post with the locking head in the pillar (2) being arranged on Body of pillar by the lock groove on the locking bar (4) of bottom, the air gap position (8) that is fixed on connector (3), the pin being fixed with the folding that can draw in one end of the connector of Body of pillar (3) in the damaged surface of Body of pillar is stepped on (13), and pin steps on cover to be had or be stained with skid-proof rubber,

In the Inner taper hole (12) of the male cone (strobilus masculinus) (10) insertion sliding seat (1) of described Body of pillar lower end or in the Inner taper hole (12) of the connector (3) of an insertion Body of pillar upper end below, the slide opening (9) of the end that male cone (strobilus masculinus) (10) is held is enclosed within locking bar (4), lock groove on locking bar (4) coordinates with the locking head of lock pin (6) and locks locking bar (4) and do not slide, and then locks coordinating of inner conical surface (11) and male cone (strobilus masculinus) (10);

Described Inner taper hole (12) is the hole having tapering, has inner conical surface (11) in Inner taper hole (12); The Inner taper hole (12) of described sliding seat (1) coordinates with the male cone (strobilus masculinus) (10) of the lower end of pillar (2) and fixes, and the Inner taper hole (12) of connector (3) coordinates with the male cone (strobilus masculinus) (10) of pillar (2) and fixes; Described Inner taper hole (12) is coordinated and the be automatically locked inner conical surface (11) and male cone (strobilus masculinus) (10) that post with lock pin (6) by the lock groove on locking bar (4) after coordinating with male cone (strobilus masculinus) (10) and fixing; In order to make Inner taper hole (12) and male cone (strobilus masculinus) (10) can close fit, the tapering of described Inner taper hole (12) be consistent with the tapering of male cone (strobilus masculinus) (10);

Described self-locking device comprises locking hole (5), lock pin (6), thrust spring (7), locking bar (4), slide opening (9), lock groove, thrust spring (7) and lock pin (6) are installed in described locking hole (5), lock pin (6) stretches out the surface of pillar (2) through one end of back handle from the central part of thrust spring (7), one end of locking head is stretched in slide opening (9) and is coordinated with the lock groove on locking bar (4), one end of thrust spring (7) is pressed on the locking head of lock pin (6), it is upper or withstand on the jump ring that is fixed in locking hole (5) that the other end withstands on locking hole (5), described locking bar (4) has lock groove, and lock groove coordinates the inner conical surface (11) and male cone (strobilus masculinus) (10) that are automatically locked and post with the locking head of lock pin (6),

Described base (16) is disking body or is in strip interconnection shape, disking body or be in strip interconnection shape middle part be above fixed with key seat (17), at disking body or be in strip below interconnection shape and be stained with skid-proof rubber; Described base (16) is for fixing key seat (17), steady brace (2) and supporting strut (2) and bear all wt that key seat (17) bears, and prevents the lower end of Body of pillar to be absorbed in earth; Described skid-proof rubber is fixed on disking body or is in strip below interconnection shape, prevents base (16) from sliding on the ground with ground resulting in friction;

Described key seat (17) is the supporter supporting and install rotational pin (15), supporter has pin-and-hole (14) and locking screw, pin-and-hole (14) is for installing and fixing rotational pin (15) bear all wt that rotational pin (15) bears;

Near the pin-and-hole (14) of described locking screw on key seat (17), for assembling lock bolt (18) and purl screw can be rotated in locking screw, the screw end of lock bolt (18) is made to be pressed in lower part locking sliding seat (1) of sliding seat (1) and the fit angle of base (16);

Described lock bolt (18) is screw, can rotate in locking screw, produces and rub and play locking effect when screw end contacts with the lower part of sliding seat (1);

Described rotational pin (15) is pivot pin or bolt, for connecting key seat (17) and sliding seat (1) and bearing all wt that sliding seat (1) bears;

Described sliding seat (1) is Connection Block, lower part there is horizontal pin-and-hole (14), there is Inner taper hole (12) upper end of upper part, there is air gap position (8) below Inner taper hole (12) or the inside, Inner taper hole (12) is directly through with air gap position (8), is fixed with locking bar (4) at the middle part of the bottom of air gap position (8); The center line of described pin-and-hole (14) is with the central axis of Inner taper hole (12) or close to vertical; Be provided with to live in the outside of Inner taper hole (12) part of sliding seat (1) and turn hole, the hole that turns alive being circular hole, boring (19) for installing gravity; Being connected with key seat (17) below by rotational pin (15) of sliding seat (1), be connected with pillar (2) by Inner taper hole (12) above; The all wt that described sliding seat (1) is born for steady brace (2) and supporting strut (2) and pillar (2);

Described gravity cone (19) is the vertical bar with taper shank, and taper shank is vertical with vertical bar, and taper shank inserts to live and turns fixing in hole and turn in hole can freely rotate alive; Described gravity cone (19) is arranged on the pillar (2) in sliding seat (1) with the angle on ground with as adjusting pillar (2) perpendicular to reference object during horizontal plane for directly observing;

Described Body of pillar is the cylinder that there is male cone (strobilus masculinus) (10) lower end, there are Inner taper hole (12) upper end, comprises connector (3) and pillar (2) two parts; Described Body of pillar to be connector (3) with pillar (2) the be fixed together entirety formed or the entirety be inherently connected; Pillar (2) does not have one end of male cone (strobilus masculinus) (10) and connector (3) not to have one end of Inner taper hole (12) to be connected or be fixed together to form entirety; The end face of the upper end of described connector (3) has Inner taper hole (12), and there is air gap position (8) the inside of Inner taper hole (12), is fixed with locking bar (4) in the bottom of air gap position (8); There is male cone (strobilus masculinus) (10) lower end of described pillar (2), has one end of male cone (strobilus masculinus) (10) to have slide opening (9) and locking hole (5); Described slide opening (9) stretches in the cylinder of pillar (2) in the end of pillar (2); Described locking hole (5) communicates with slide opening (9) and wears out the surface of cylinder in the cylinder that pillar (2) has one end of male cone (strobilus masculinus) (10);

Described lock pin (6) comprises locking head, middle part and handle three part, three parts are connected, after lock pin (6) passes thrust spring (7) in locking hole (5), locking head enters in slide opening (9) and coordinates with the lock groove on locking bar (4), and handle portion stretches out the damaged surface of pillar (2); The leading section of described locking head be acute angle bevel with face directly the shape of composition, towards the one side on locking bar (4) top be face directly, towards the one side of locking bar (4) fixed end be acute angle bevel, acute angle bevel is used for allowing the leading section oblique promotion locking head of locking bar (4) retreat, and the one side faced directly for the right-angle side with lock-bit groove coordinates locked locking bar (4);

Described locking bar (4) is cylinder, and be fixed on the bottom of the air gap position (8) of Inner taper hole (12) the inside, locking bar (4) can slide at slide opening (9), and locking bar (4) has lock groove; Described lock groove is the groove of right triangular shape or the inclined-plane of right-angled triangle is changed into the groove of arc-shaped side, upper corresponding with the position of locking head at locking bar (4); The groove top of described right-angled triangle groove is acute angle, one side before the one side of notch and lock-bit groove is the face of right-angle side, the one side of right-angle side coordinates can stand fast by locking locking bar (4) with facing directly of locking head, and the one side of hypotenuse coordinates with the inclined-plane of locking cephalic par and limits the degree of depth that locking head inserts lock-bit groove; Described lock-bit groove is used for coordinating with locking head and producing locking effect, then the locked inner conical surface (11) that posts and male cone (strobilus masculinus) (10), and then make connector (3) and Body of pillar and sliding seat (1) and Body of pillar fixation;

Described pin is stepped on (13) and is comprised hanger, connecting pin and riding boogie board, hanger is the pedestal be fixed on Body of pillar, connecting pin is the pin connecting live hanger and riding boogie board, riding boogie board is the square or flat cylinder or blocks stepped on for pin, is stained with skid-proof rubber or has antiskid glue sleeve at the surface of riding boogie board cover on the surface of riding boogie board;

Described air gap position (8) is in the inside of Inner taper hole (12), not inconsistent with the bottom of Inner taper hole (12) when Inner taper hole (12) are inserted in male cone (strobilus masculinus) (10) end for pillar (2), be convenient to the close fit of inner conical surface (11) and male cone (strobilus masculinus) (10);

Described slide opening (9) is the bearing bore of the end at pillar (2), communicates with locking hole (5), for holding locking bar (4) and allowing locking bar (4) slide in slide opening (9);

Described locking hole (5) is separately cavity, in one end of slide opening (9) in the pillar (2) of male cone (strobilus masculinus) (10), mid portion and the one end, the inside that is large, hole, aperture of wearing out pillar (2) surface locking head of being used for lock pin (6) aperture of stretching out is little, communicate with locking hole (5), corresponding with the position of the lock-bit groove on locking bar (4), the part that the median pore radius of locking hole (5) is large is used for installing the housing with the mating shapes of locking hole (5); In locking hole (5), be inlaid with the housing with the mating shapes of locking hole (5), housing exposes or does not expose the damaged surface of pillar (2) in locking hole (5); When housing exposes the damaged surface of pillar (2), the one end of exposing the damaged surface of pillar (2) connects with screw or rivets or be welded on the damaged surface of pillar (2); When housing does not expose the damaged surface of pillar (2), connect with screw or rivet or weld or be fixed in locking hole (5) with jump ring; The inside and outside two ends of described housing manufacture porose, lock pin (6) and thrust spring (7) are installed in housing, thrust spring (7) is arranged between locking head and housing, stretches out, locking head stretches out from the hole of the inner face of housing after the handle of lock pin (6) passes from the centre of thrust spring (7) from the hole of housing outer face; Described housing for installing lock pin (6) and thrust spring (7), and lock pin (6) can be moved in housing;

Described thrust spring (7) is helical spring, and the locking head for promoting lock pin (6) coordinates with the lock groove of locking bar (4) and completes automatic locking;

The inner conical surface (11) of described Inner taper hole (12) is for coordinating and mounting column body with male cone (strobilus masculinus) (10), realize sliding seat (1) to fix with Body of pillar and the quick of Body of pillar with Body of pillar is fixing fast, be beneficial to the quick assembling of Body of pillar and quick demolition, play Fast Installation and effect fixing fast; And then make Body of pillar and connector (3) and Body of pillar and sliding seat (1) fixation respectively;

The weight that described sliding seat (1) is born for steady brace body and supporting strut body and Body of pillar; The skid-proof rubber of described sliding seat (1) bottom surface plays the effect preventing sliding seat (1) slippage, and the skid-proof rubber on pin is stepped on (13) plays and prevents from pin from stepping on (13) getting on anti-skidding effect;

In order to increase connectivity robustness and the stability of ladder, improving the speed of installation and demolition, described Body of pillar and the connection between sliding seat (1) and Body of pillar and fix and all adopt cone match, being beneficial to quick assembling and quick demolition; The male cone (strobilus masculinus) (10) of Body of pillar, in the Inner taper hole (12) of sliding seat (1), is coordinated with lock pin (6) by the lock groove on locking bar (4) and pins and not the loosening coordinating of inner conical surface (11) of the male cone (strobilus masculinus) (10) and sliding seat (1) of locking pillar (2); The male cone (strobilus masculinus) (10) of Body of pillar, in the Inner taper hole (12) of connector (3), is coordinated with lock pin (6) by the lock groove on locking bar (4) and pins and not the loosening coordinating of inner conical surface (11) of the male cone (strobilus masculinus) (10) and connector (3) of locking pillar (2); During assembling, inner conical surface (11) and male cone (strobilus masculinus) (10) are at the gravity born and press tighter and tighter under the effect of Body of pillar self gravitation and realize automatic fastening; During demolition, pull the handle of lock pin (6), after the locking head of lock pin (6) front end exits the lock groove on locking bar (4), Body of pillar upwards one is lifted and automatically will be separated with Inner taper hole (12);

The conical surface comprises inner conical surface (11) and male cone (strobilus masculinus) (10), and the cross section of the conical surface is the circular conical surface, or the polygonal conical surface, or the conical surface of circular arc, or the special-shaped conical surface that circular arc and line segment form; The described conical surface is the face of the square taper of nose part, or goes conical of nose part;

In order to can tilt ground on supporting strut (2), when base (16) is arranged on smooth ground, the central axis of sliding seat (1), in base (16), ensure that the pillar (2) be arranged in sliding seat (1) is vertical or near perpendicular to horizontal plane; When base (16) is arranged on the ground of inclination, certain angle is rotated in sliding seat (1) untie-sell (15) that can rotate on base (16), ensure that the pillar (2) be arranged in sliding seat (1) is vertical or near perpendicular to horizontal plane;

Rotational pin (15) is adopted to be fastened on key seat (17) on base (16) and sliding seat (1), make sliding seat (1) untie-sell (15) that can rotate on base (16) rotate certain angle, reach when base (16) is arranged on the ground of inclination and ensure that the pillar (2) be arranged in sliding seat (1) keeps the object perpendicular to horizontal plane;

In order to make the assembling of special garden ladder quick, base (16), key seat (17), rotational pin (15) and sliding seat (1) are the parts of entirety or the dispersion fitted together.

2. according to the special garden ladder of claim 1, it is characterized in that: in order to can the locking inner conical surface (11) of working good and male cone (strobilus masculinus) (10) not loosen, the inner conical surface (11) that described locking hole (5), lock pin (6), thrust spring (7), locking bar (4) and slide opening (9) composition locking system is locked works good and male cone (strobilus masculinus) (10).

3. according to the special garden ladder of claim 1, it is characterized in that: in order to reduce costs and alleviate the weight of ladder, described sliding seat (1) and Body of pillar are hollow bodies; Described Body of pillar is individual layer or multilayer in the combination of ladder, and sliding seat (1) is individual layer in the combination of ladder.

4. according to the special garden ladder of claim 1, it is characterized in that: conveniently pack and transport, the fixing employing pin that described pin steps down on Body of pillar is connected and fixed, and pin steps down in one end be merely able to connector (3) on Body of pillar and draws in, is convenient to packaging; Described Body of pillar and sliding seat (1) can be dismantled completely and become independent parts, are beneficial to packaging and transport.

5. the using method of a special garden ladder, it is characterized in that: the assemble method of special garden ladder: during assembling, A, place the base (16) fitted together on the ground, key seat (17), rotational pin (15) and sliding seat (1), base (16) is on ground, sliding seat (1) is above, again the lower end of the pillar (2) having male cone (strobilus masculinus) (10) is inserted in the Inner taper hole (12) of sliding seat (1), under the effect of self gravitation, the male cone (strobilus masculinus) (10) of pillar (2) and the inner conical surface (11) of sliding seat (1) are naturally fitted and fix, and it is larger from the gravity of pillar (2) pressure, it is closely and more more firm that inner conical surface (11) and male cone (strobilus masculinus) (10) are fitted, when male cone (strobilus masculinus) (10) in pillar (2) inserts Inner taper hole (12), locking bar (4) is inserted in slide opening (9), when locking bar (4) enters into the position of locking head, the leading section of locking bar (4) pushes acute angle bevel oblique promotion locking head compression thrust spring (7) of locking head and outwards makes a concession, and the front end of locking bar (4) passes through the position of locking head, after locking bar (4) is through locking head, when the male cone (strobilus masculinus) (10) of pillar (2) contacts firm with the inner conical surface (11) of the Inner taper hole (12) of sliding seat (1), locking head enters in the lock groove on locking bar (4) under the powered of thrust spring (7), facing directly of locking head coordinates locked locking bar (4) to stand fast with the one side of lock groove right-angle side, the inner conical surface (11) of laminating and male cone (strobilus masculinus) (10) locked, complete fixing and locking of Body of pillar and sliding seat (1), B, point-blank whether the center line of vertical bar of observation gravity cone (19) and the parallel lines of the center line of Body of pillar, time not point-blank, the upper end of moving the Body of pillar inserted in sliding seat (1) makes the parallel lines of the center line of Body of pillar and gravity bore the center line of the vertical bar of (19) point-blank, lock bolt (18) again on rotational pin (15) seat compresses the lower part of sliding seat (1), make sliding seat (1) can not rotate untie-sell (15) rotate, base (16) is allowed to remain unchanged with the angle of sliding seat (1), guarantee is arranged on pillar (2) above sliding seat (1) perpendicular to horizontal plane, time point-blank, the lower part of sliding seat (1) is compressed with regard to the lock bolt (18) on direct rotational pin (15) seat, make sliding seat (1) can not rotate untie-sell (15) rotate, allow base (16) remain unchanged with the angle of sliding seat (1), ensure that the pillar (2) be arranged on above sliding seat (1) is perpendicular to horizontal plane, the lower end of slide opening (9) is again had by Body of pillar to insert in the Inner taper hole (12) of connector (3) in C, Inner taper hole (12) again in the connector (3) of Body of pillar upper end, under the effect of self gravitation, the male cone (strobilus masculinus) (10) of pillar (2) and the inner conical surface (11) of connector (3) are naturally fitted and fix, and larger from the gravity of pillar (2) pressure, it is closely and more more firm that inner conical surface (11) and male cone (strobilus masculinus) (10) are fitted, when male cone (strobilus masculinus) (10) in pillar (2) inserts Inner taper hole (12), locking bar (4) is inserted in slide opening (9), when locking bar (4) enters into the position of locking head, the leading section of locking bar (4) pushes acute angle bevel oblique promotion locking head compression thrust spring (7) of locking head and outwards makes a concession, and the front end of locking bar (4) passes through the position of locking head, after locking bar (4) is through locking head, when the male cone (strobilus masculinus) (10) of pillar (2) contacts firm with the inner conical surface (11) of the Inner taper hole (12) of connector (3), locking head enters in the lock groove on locking bar (4) under the powered of thrust spring (7), facing directly of locking head coordinates locked locking bar (4) to stand fast with the one side of lock groove right-angle side, laminating Inner taper hole (12) and male cone (strobilus masculinus) (10) locked, afterwards, the male cone (strobilus masculinus) (10) of Body of pillar can insert in the Inner taper hole (12) of Body of pillar by Using such method again, completes being connected and fixed and locking between Body of pillar and Body of pillar, the assembling of Body of pillar and sliding seat (1) and Body of pillar and Body of pillar is very convenient, just can complete without any need for instrument,

The method for dismounting of special garden ladder: during the Body of pillar of dismountable, pull the handle of lock pin (6), after the locking head of lock pin (6) front end exits the lock groove on locking bar (4), Body of pillar upwards one is drawn or one lifts and automatically will separate with the Inner taper hole (12) in the connector (3) of a Body of pillar below, and locking bar (4) skids off from slide opening (9); Now, as long as Body of pillar upwards one is lifted, the male cone (strobilus masculinus) (10) of Body of pillar will separate automatically with the Inner taper hole (12) of the connector of the Body of pillar of below (3); When dismantling Body of pillar fixing in sliding seat (1), pull the handle of lock pin (6), after the locking head of lock pin (6) front end exits the lock groove on locking bar (4), Body of pillar upwards one is drawn or one lifts and automatically will separate with the Inner taper hole (12) of sliding seat (1), and locking bar (4) skids off from slide opening (9); Now, as long as Body of pillar upwards one is lifted, pillar (2) will separate automatically with sliding seat (1); The dismounting of Body of pillar and sliding seat (1) and Body of pillar and Body of pillar is very convenient, just can complete without any need for instrument;

Gardener is when arranging gardens, run into when having trees to need pollard, first the base fitted together (16), key seat (17), rotational pin (15) and sliding seat (1) are placed on the ground, after sliding seat (1) is plugged first Body of pillar, point-blank whether the center line of vertical bar of observation gravity cone (19) and the parallel lines of the center line of pillar (2), time not point-blank, the upper end of moving the Body of pillar inserting sliding seat (1) makes the parallel lines of the center line of Body of pillar and gravity bore the center line of the vertical bar of (19) point-blank, screw lock bolt (18) again and compress sliding seat (1), make sliding seat (1) can not rotate untie-sell (15) rotate, then all pillars (2) in sliding seat (1) are made all to keep perpendicular to horizontal plane, again needing the Body of pillar of height to take with oneself, the pin pin stepped down on Body of pillar is stepped on (13) and is climbed up, one section of assembling one section can be climbed, when climbing to the top of ladder in the process of cat ladder, climb up again after inserting a Body of pillar again in superincumbent Inner taper hole (12), when having pruned descending stair after branch, step down in pin and step on (13) and down climb, next section tears a Body of pillar open, very convenient.

6. the manufacture method of a special garden ladder, it is characterized in that: during fabrication, base (16), key seat (17), sliding seat (1) and Body of pillar adopt the aluminium alloys of light weight or the plastics manufacture of titanium alloy or carbon alloy or glass-reinforced plastic material or high strength, create hollow body or solid; Lock pin (6) adopts the plastics manufacture of metal material or glass-reinforced plastic material or high strength;

Described base (16) creates dish type or bar shaped cross-like, the middle part of dish type or or bar shaped cross-like middle part on be fixed with key seat (17), the middle part of dish type or or bar shaped cross-like pars intermedia below fixing or be stained with skid-proof rubber;

Described key seat (17) creates the supporter supporting and install rotational pin (15), and supporter manufactures pin-and-hole (14) and locking screw;

Described locking screw is manufactured near the pin-and-hole (14) on key seat (17), is equipped with lock bolt (18) in locking screw;

Described lock bolt (18) creates screw, can rotate in locking screw;

Described base (16) and key seat (17) manufacture as a whole, or the formation entirety that is fixed together after separately manufacturing;

Rotational pin (15) creates pivot pin or bolt, is fixed on key seat (17) and is above connected with sliding seat (1);

Described sliding seat (1) creates Connection Block, lower part manufacture has horizontal pin-and-hole (14), the upper end of upper part manufactures Inner taper hole (12), below Inner taper hole (12) or the inside manufactures air gap position (8), Inner taper hole (12) is directly through with air gap position (8), is fixed with locking bar (4) at the middle part of the bottom of air gap position (8); The center line of described pin-and-hole (14) is with the central axis of Inner taper hole (12) or close to vertical; Having to live in the outside manufacture of Inner taper hole (12) part of sliding seat (1) and turning hole, work being turned hole and creates circular hole, gravity cone (19) is installed in circular hole; Being connected with key seat (17) below by rotational pin (15) of sliding seat (1), being connected with Body of pillar by Inner taper hole (12) and locking bar (4) above and fixing;

Described gravity cone (19) creates the vertical bar with taper shank, and taper shank is vertical with vertical bar, and taper shank inserts to live and turns fixing in hole and turn in hole can freely rotate alive;

Described base (16), key seat (17), rotational pin (15) and sliding seat (1) are assembled into an independent entirety, are beneficial to the special garden ladder of rapid-assembling;

Described Body of pillar creates cylinder, create pillar (2) and connector (3) two parts, pillar (2) and connector (3) two parts manufacture as a whole or are fixed together into as a whole after manufacturing respectively; The pin being fixedly connected with the folding that can draw in one end of the connector of Body of pillar (3) in the damaged surface pin of Body of pillar is stepped on (13), pin steps on cover to be had or is stained with skid-proof rubber, have male cone (strobilus masculinus) (10) in pillar (2) the end manufacture of Body of pillar, manufacturing in one end of male cone (strobilus masculinus) (10) has slide opening (9) and locking hole (5); Manufacture in the end that the connector (3) of Body of pillar is held and have Inner taper hole (12), Inner taper hole (12) creates the hole of tapering, manufacture below Inner taper hole (12) and have air gap position (8), be fixed with locking bar (4) in the bottom of air gap position (8);

Described slide opening (9) is manufactured on the end that male cone (strobilus masculinus) (10) is held, and creates bearing bore or through hole, communicates with locking hole (5);

Described locking hole (5) creates independent cavity, be manufactured on the surface that cylinder worn out by pillar (2) in the cylinder of male cone (strobilus masculinus) (10), communicate with slide opening (9), the aperture that corresponding with the position of the lock-bit groove on locking bar (4), the aperture that the part that mid portion is used for holder housing and wears out pillar (2) surface manufactures is large, the one end, the inside in hole manufactures for the locking head extension of lock pin (6) is little; In locking hole (5), be inlaid with the housing with the mating shapes of locking hole (5), housing exposes or does not expose the damaged surface of pillar (2) in locking hole (5); When housing exposes the damaged surface of pillar (2), the one end of exposing the damaged surface of pillar (2) connects with screw or rivets or be welded on the damaged surface of pillar (2); When housing does not expose the damaged surface of pillar (2), connect with screw or rivet or weld or be fixed in locking hole (5) with jump ring; The inside and outside two ends of described housing manufacture porose, lock pin (6) and thrust spring (7) are installed in housing, thrust spring (7) is arranged between locking head and housing, stretches out, locking head stretches out from the hole of the inner face of housing after the handle of lock pin (6) passes from the centre of thrust spring (7) from the hole of housing outer face;

Described locking bar (4) creates cylinder, has lock groove in the upper manufacture of locking bar (4); Described lock groove creates the groove of right triangular shape, and be manufactured on locking bar (4) upper corresponding with the position of locking head, groove top creates acute angle, and the one side before the one side of notch and lock groove creates the face of right-angle side;

Described lock pin (6) creates locking head, middle part and handle three part, three parts create one, lock pin (6) is arranged in locking hole (5) through after thrust spring (7), locking head enters in slide opening (9) and coordinates with the lock groove on locking bar (4), and handle portion stretches out the damaged surface of pillar (2); The leading section of described locking head create acute angle bevel with face directly composition shape, towards the one side on locking bar (4) top be face directly, towards the one side of locking bar (4) fixed end be acute angle bevel;

Described pin is stepped on (13) and is created hanger, connecting pin and riding boogie board three part, hanger creates the pedestal be fixed on Body of pillar, connecting pin creates the pin connecting hanger and riding boogie board, riding boogie board creates the square or flat cylinder or blocks stepped on for pin, is stained with skid-proof rubber or has antiskid glue sleeve at the surface of riding boogie board cover on the surface of riding boogie board;

Thrust spring (7) creates helical spring;

The connection of described Body of pillar and sliding seat (1) and Body of pillar and Body of pillar and fixingly all adopt cone match, is beneficial to quick assembling and quick demolition; During assembling, Body of pillar and sliding seat (1) and Body of pillar and Body of pillar are pressed tighter and tighter and are realized automatic fastening under the effect of the gravity born and self gravitation; During demolition, after pulling handle to make lock pin (6) exit lock groove, Body of pillar upwards one is lifted male cone (strobilus masculinus) and automatically will be separated with Inner taper hole;

The conical surface creates inner conical surface (11) and male cone (strobilus masculinus) (10), inner conical surface (11) and male cone (strobilus masculinus) (10) create the taper surface of point, the cross section of the conical surface creates the polygonal conical surface, or creates the conical surface of circle or circular arc;

Tapering and the tapering that male cone (strobilus masculinus) (10) coordinates of described Inner taper hole (12) create consistent or close to consistent tapering;

Described base (16) is fixed with key seat (17), and rotational pin (15) links together key seat (17) and sliding seat (1) through the pin-and-hole (14) of the pin-and-hole (14) on key seat (17) and sliding seat (1) bottom, described sliding seat (1) is coordinated by Inner taper hole (12) with the male cone (strobilus masculinus) (10) of Body of pillar lower end and fixes, and is coordinated and the be automatically locked inner conical surface (11) and male cone (strobilus masculinus) (10) that post with the locking head in the pillar (2) being arranged on Body of pillar by the lock groove on the locking bar (4) of bottom, the air gap position (8) that is fixed on sliding seat (1), Inner taper hole (12) is had in connector (3) end in Body of pillar upper end, the male cone (strobilus masculinus) (10) of Body of pillar lower end inserts in the Inner taper hole (12) in the connector (3) of a Body of pillar below, coordinate by Inner taper hole (12) with the male cone (strobilus masculinus) (10) of Body of pillar lower end and fix, and being coordinated and the be automatically locked inner conical surface (11) and male cone (strobilus masculinus) (10) that post with the locking head in the pillar (2) being arranged on Body of pillar by the lock groove on the locking bar (4) of bottom, the air gap position (8) that is fixed on connector (3), described locking hole (5) is manufactured on and communicates with slide opening (9) in the cylinder of the pillar (2) of male cone (strobilus masculinus) (10), thrust spring (7) and lock pin (6) are installed in locking hole (5), the handle portion of lock pin (6) is from the surface of stretching out pillar (2) after the central part of thrust spring (7) passes, the locking head of lock pin (6) stretch out locking hole (5) afterwards with insert in slide opening (9) or insert in the lock groove on locking bar (4), thrust spring (7) is arranged on the middle part of lock pin (6), one end of thrust spring (7) is pressed on the locking head of lock pin (6), the other end withstands on locking hole (5), the pin being fixed with the folding that can draw in one end of the connector of Body of pillar (3) in the damaged surface of Body of pillar is stepped on (13), and pin steps on cover to be had or be stained with skid-proof rubber, below base (16), be stained with skid-proof rubber.