CN104727731A

CN104727731A - Special garden ladder for clipping

Info

Publication number: CN104727731A
Application number: CN201510090928.8A
Authority: CN
Inventors: 徐毓艺; 其他发明人请求不公开姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-03-01
Filing date: 2015-03-01
Publication date: 2015-06-24
Anticipated expiration: 2035-03-01
Also published as: CN104727731B

Abstract

The invention provides a special garden ladder for clipping. The ladder is characterized in that a hole seat is fixed on a chassis and is connected with a movable seat by a movable pin; an angle between the chassis and the movable seat is regulated with a gravity cone and locked by a lock screw; an outer conical surface of an upright column body is matched and fixed with an inner cone hole of the movable seat or an inner conical surface of an inner cone hole of an upright column body below; after the inner cone hole is matched and fixed with the outer conical surface, the inner conical surface and the outer conical surface, which are jointed, are automatically locked through matching of a ring-shaped lock groove in the inner conical surface and a lock pin; folding pedals which can be folded toward one ends of connectors of the upright column bodies are fixed at the two sides of the surfaces of the upright column bodies; a non-skid adhesive sticks to the bottom of the chassis. The special garden ladder for clipping has the beneficial effects that the ladder has a simple structure, is quite convenient to assemble and use and is convenient to carry; tools are not needed in the assembling and disassembling processes when the ladder is used; the problems that gardeners climb the ladder uprightly and stand when clipping the branches in gardens are solved; during climbing the ladder, the ladder is fast to assemble, is safe and reliable and is convenient to climb; after being used, the ladder is convenient to disassemble, package and transport.

Description

Prune special garden ladder

Technical field

The special garden ladder of pruning of uprightly climbing when the present invention relates to 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 pruning of laying, assemble and climbing and manufacture thereof and method.

For achieving the above object, the special garden ladder of pruning of the present invention is the ladder of single column support type, and the pedestal of carrying ladder is chassis, and the cradle head of ladder is hole seat and the sliding seat of removable pin connection, the cylinder supporting ladder is column body, has foot-operated in the both sides of column body; Mainly comprise chassis, hole seat, removable pin, lock bolt, sliding seat, gravity cone, column body, male cone (strobilus masculinus), Inner taper hole, inner conical surface, self-locking device;

Porose seat is fixed on described chassis, hole seat there are pin-and-hole and locking screw, removable pin links together hole seat and sliding seat through after the pin-and-hole of the pin-and-hole on the seat of hole and sliding seat bottom, and the lower part that the screw end exceeding the lock bolt of locking screw after the locking screw on lock bolt advances through hole seat is pressed in sliding seat locks the fit angle on sliding seat and chassis.Inner taper hole is had above described sliding seat, the inner conical surface of Inner taper hole has annular lock groove, below Inner taper hole or the inside have air gap position, sliding seat is coordinated with the male cone (strobilus masculinus) of column body lower end and is fixed by Inner taper hole, and after passing male cone (strobilus masculinus), exposes annular locking slot fit on the locking head of male cone (strobilus masculinus) and inner conical surface and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post by the lock pin in the locking hole that is arranged on column bottom; 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 column body upper end, the inner conical surface of Inner taper hole there is annular lock groove, below Inner taper hole or the inside have air gap position, the male cone (strobilus masculinus) of column body lower end inserts in the Inner taper hole in the connector of a root post body below, coordinated with the male cone (strobilus masculinus) of column body lower end by Inner taper hole and fix, and by the lock pin in the locking hole that is arranged on column bottom at the be automatically locked inner conical surface and male cone (strobilus masculinus) that post through the annular locking slot fit exposed after male cone (strobilus masculinus) on the locking head of male cone (strobilus masculinus) and inner conical surface; Be fixed with the foot-operated of the folding that can draw in one end of the connector of column body in the both sides of the damaged surface of column body, foot-operated upper cover has or is stained with skid-proof rubber.

Described column body has the lower end of male cone (strobilus masculinus) to insert in the Inner taper hole in the middle part of sliding seat, or, column body has the lower end of male cone (strobilus masculinus) to insert in the Inner taper hole in the connector of a root post body upper end below, inner conical surface there is annular lock groove coordinate with the locking head of lock pin, then lock 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.Inner taper hole in described sliding seat coordinates with the male cone (strobilus masculinus) of the lower end of column and fixes, and the Inner taper hole on connector coordinates with the male cone (strobilus masculinus) of the lower end of another root post and fixes; Described Inner taper hole is coordinated and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post with the locking head of lock pin by the annular lock groove on inner conical surface 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, locking spring, force bearing disk, annular lock groove, described locking hole is the oblique surface of cylinder and the surface of male cone (strobilus masculinus) of wearing out close male cone (strobilus masculinus) between the surface and male cone (strobilus masculinus) of the cylinder near male cone (strobilus masculinus), is horizontally installed with force bearing disk, locking spring and lock pin in locking hole; Described force bearing disk is fixed on the middle part of lock pin, is arranged on the middle part of locking hole; Described locking spring is arranged on the middle part that the large part of the middle aperture of locking hole is enclosed within lock pin, on the wall of the part that the middle aperture that one end withstands on force bearing disk, the other end withstands on locking hole is large or withstand on the jump ring of the little part in the aperture of locking hole of one end of the pin handle being fixed on lock pin; The lateral surfaces that locking spring is passed at middle part, two ends are each passed through the inner conical surface of connector or sliding seat and the lateral surfaces of sliding seat or connector of described lock pin, lock pin can slide in locking hole, and locking spring is pressed in the locking head and annular locking slot fit that force bearing disk promote lock pin and forms locking; Described inner conical surface there is annular lock groove coordinate and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post with the locking head of lock pin.

Described chassis is disking body or is in strip interconnection shape, disking body or be in strip the fixing above porose seat of middle part of interconnection shape, at disking body or be in strip below interconnection shape and be stained with skid-proof rubber; Described chassis is used for fixed hole seat, stabilizer column and support post and bears all wt that hole seat bears, and prevents the lower end of column body to be absorbed in earth; Described skid-proof rubber is fixed on disking body or is in strip below interconnection shape, prevents chassis from sliding on the ground with ground resulting in friction.

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

Near the pin-and-hole of described locking screw on the seat of hole, 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 on chassis.

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 removable pin is pivot pin or bolt, bears for connecting hole seat and sliding seat 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 the inner conical surface of Inner taper hole has the annular lock groove of depression, and there is air gap position below Inner taper hole or the inside, Inner taper hole and air gap position directly through; 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 hole seat below by removable pin of sliding seat, be connected with column by Inner taper hole above; Described sliding seat is used for all wt that stabilizer column and support post and column 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 column body and the ground be arranged in sliding seat angle and as adjusting column body perpendicular to reference object during horizontal plane.

Described gravity cone can fit together forming unit entirety with sliding seat, is convenient to the combination assembling of special pruning garden ladder.

Described column body is the cylinder that there is male cone (strobilus masculinus) one end, the other end has Inner taper hole, comprises connector and column two parts, is fixed with the foot-operated of the folding that can draw in one end of the connector of column body in the both sides of the damaged surface of column body; Described column body is that connector and column are fixed together the entirety formed or the entirety be inherently connected; Column 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, and the inner conical surface of Inner taper hole has the annular lock groove of depression; There is male cone (strobilus masculinus) the lower end of described column, between the surface and male cone (strobilus masculinus) of the cylinder near male cone (strobilus masculinus), have locking hole, the oblique surface of cylinder and the surface of male cone (strobilus masculinus) of wearing out close male cone (strobilus masculinus) of locking hole.

Described foot-operatedly comprise hanger, connecting pin and riding boogie board, hanger is the connector having pin-and-hole be fixed on column body, connecting pin is the pin connecting hanger and riding boogie board, riding boogie board is the square or flat cylinder or blocks stepped on for pin, be stained with skid-proof rubber on the surface of riding boogie board or have antiskid glue sleeve at the surface of riding boogie board cover, the skid-proof rubber on foot-operated plays and prevents from riding up anti-skidding effect.

Described annular lock groove is the cannelure of the depression on the inner conical surface of the Inner taper hole in sliding seat and the Inner taper hole on column body, and cannelure is V-shaped groove, corresponding with the position of locking hole, and the one side near the oral area of Inner taper hole is locking face; Described locking face is used for coordinating with facing directly of locking head and producing locking effect; The angle considering to insert is not needed when described annular lock groove is for allowing the locking head of lock pin insert annular lock groove, coordinate with the locking head of lock pin and the locked inner conical surface that posts and male cone (strobilus masculinus), then the locked inner conical surface that posts and male cone (strobilus masculinus), and then make connector and column body and sliding seat and the fixation of column body.

Described locking hole is the oblique surface of cylinder and the surface of male cone (strobilus masculinus) of wearing out close male cone (strobilus masculinus) in one end of the male cone (strobilus masculinus) of column, the aperture that the middle aperture for installing the part of locking spring and force bearing disk is large, the two ends in hole are stretched out for the two ends of lock pin is little, corresponding with the position of annular lock groove; Force bearing disk, lock pin and locking spring are installed in locking hole, force bearing disk is arranged on the middle part of lock pin, locking spring is arranged between force bearing disk and locking hole, stretch out from the damaged surface of column body after the pin handle of lock pin passes from the centre of locking spring, locking head stretch out from male cone (strobilus masculinus) after with annular locking slot fit, lock pin can move in locking hole.

Described locking hole can also be independent cavity, the housing with the mating shapes of locking hole can also be inlaid with in independent cavity, oblique one end of exposing the damaged surface of column body or the damaged surface connecting or rivet or be welded on column body towards one end of the damaged surface of column body with screw, or connect with screw or rivet or be welded on the oblique locking hole in column body; The inside and outside two ends of described housing manufacture porose, lock pin, locking spring, force bearing disk are installed in housing, force bearing disk is arranged on the middle part of lock pin, locking spring is arranged between force bearing disk and housing, stretch out from the hole of housing outer face after the pin handle of lock pin passes from the centre of locking spring, locking head stretch out from the hole of the inner face of housing after with annular locking slot fit.

Described lock pin comprises locking head, middle part and pin handle three part, three parts are connected, lock pin is arranged in locking hole through behind the two ends of locking hole, locking head is oblique stretch out the surface of male cone (strobilus masculinus) after produce locking effect, the oblique damaged surface of stretching out column of pin shank portion with the annular locking slot fit in Inner taper hole; The leading section of described locking head is the one side at the bottom of the cone of acute angle bevel, the toward the outside conical surface is face directly, inclined-plane retreats for allowing the oral area of Inner taper hole of connector and inner conical surface oblique promotion locking head, faces directly for coordinating locked male cone (strobilus masculinus) of working good and inner conical surface with the annular groove limit of facing directly of annular lock groove.

Described force bearing disk is the porose card in the solid or hollow centre at the middle part be fixed on lock pin or dish or pad, or a projection on lock pin, for accepting the thrust of locking spring; Described force bearing disk be solid or hollow card or dish or pad time, be fixed on the mid portion of lock pin.

Described locking spring is helical spring, the annular locking slot fit on the locking head that promotes lock pin and male cone (strobilus masculinus) and complete automatic locking.

Described air gap position in the inside of Inner taper hole, for column 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).

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

In order to increase connectivity robustness and the stability of ladder, improving the speed of installation and demolition, described column body and sliding seat and the connection between column body and column body and fixingly all adopt cone match, being beneficial to quick assembling and quick demolition; The male cone (strobilus masculinus) of column body, in the Inner taper hole of sliding seat, is coordinated with lock pin by the annular lock groove on inner conical surface and pins and lock the male cone (strobilus masculinus) of column with coordinating of the inner conical surface of sliding seat and do not loosen; The male cone (strobilus masculinus) of column body, in the Inner taper hole of connector, is coordinated with lock pin by the annular lock groove on inner conical surface and pins and lock the male cone (strobilus masculinus) of column 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 column body self gravitation and realize automatic fastening; During demolition, pull the pin handle of lock pin, after the locking head of lock pin front end exits the annular lock groove on inner conical surface, column body upwards one is lifted male cone (strobilus masculinus) 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 support post body, when chassis is arranged on smooth ground, the central axis of sliding seat, in chassis, ensure that the column body be arranged in sliding seat is vertical or near perpendicular to horizontal plane; When chassis is arranged on the ground of inclination, sliding seat can rotate certain angle around removable pin on chassis, ensure that the column body be arranged in sliding seat is vertical or near perpendicular to horizontal plane.

Removable pin is adopted to be fastened on hole seat on chassis and sliding seat, make sliding seat can rotate certain angle around removable pin on chassis, reach when chassis is arranged on the ground of inclination and ensure that the column body be arranged in sliding seat keeps the object perpendicular to horizontal plane.

In order to make the assembling of the special garden ladder of pruning quick, chassis, hole seat, removable 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, force bearing disk, locking spring and annular lock groove composition locking system is locked works good and male cone (strobilus masculinus).

In order to reduce costs and alleviate the weight of pruning special garden ladder, the column body of the special garden ladder of described pruning adopts the mode of connecting to be combined into single with sliding seat and column body with column body and independently supports, and sliding seat and column body are hollow body or solid; Column body is individual layer or multilayer in the combination of ladder, and chassis and sliding seat are individual layers in the combination of ladder.

In order to ensure that column body is all the time perpendicular to horizontal plane, adopt lock bolt to produce by rotation forces sliding seat and hole seat the angle angle that frictional force fixes sliding seat and chassis, when chassis is arranged on the ground of inclination, ensure that the column body be arranged in sliding seat remains perpendicular to horizontal plane.

Bore to make gravity and can remain perpendicular to horizontal plane, the taper shank of described gravity cone is in the upper end of vertical bar, and the center of gravity that gravity is bored is lower than the position of taper shank.

In order in use can Rapid Combination and facilitate pin to step on, described column body be combined into global facility with foot-operated, can assembly fast when being beneficial to use; The described fixing employing pin ridden on column body is connected and fixed, and rides one end be merely able to connector on column body and draws in, makes pin step down in landing downwards when riding upper.

Prune the assemble method of special garden ladder: during assembling, A, on the ground place fit together chassis, hole seat, removable pin and sliding seat, chassis on ground, sliding seat is above, again the lower end of the column 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 column and the inner conical surface of sliding seat are naturally fitted and fix, and the gravity depressed from column is larger, and it is closely and more more firm that inner conical surface and male cone (strobilus masculinus) are fitted, insert in the process of Inner taper hole at the male cone (strobilus masculinus) of column, during the inner conical surface position that locking head enters into, inclined-plane on inner conical surface oblique promotion locking head makes locking head compress locking spring and outside oblique yielding, when the male cone (strobilus masculinus) of column contacts firm with the inner conical surface of the Inner taper hole of sliding seat, locking head just in time enters the position of annular lock groove after slipping over the inner conical surface above annular lock groove smoothly, locking head enters in annular lock groove under the powered of locking spring, to coordinate with the inner conical surface of fitting with the locking face of the annular lock groove of V-arrangement and male cone (strobilus masculinus) is locked can not retreat by facing directly of locking head, complete the fixing and locking of column body 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 column body, time not point-blank, the center line of the vertical bar that the upper end of moving the column body inserted in sliding seat makes the parallel lines of the center line of column body and gravity bore point-blank, lock bolt again on rotation hole seat compresses the lower part of sliding seat, sliding seat can not be rotated around removable pin, allow the angle of chassis and sliding seat remain unchanged, ensure that the uprights vertical be arranged on above sliding seat is in horizontal plane; Time point-blank, the lock bolt just on direct rotation hole seat compresses the lower part of sliding seat, sliding seat can not be rotated around removable pin, allow the angle of chassis and sliding seat remain unchanged, and ensures that the uprights vertical be arranged on above sliding seat is in horizontal plane.One end of male cone (strobilus masculinus) is again had by another root post body to insert in the Inner taper hole of connector in Inner taper hole in C, connector again on column body, under the effect of self gravitation, the male cone (strobilus masculinus) of column and the inner conical surface of connector are naturally fitted and fix, and the gravity depressed from column body is larger, it is closely and more more firm that inner conical surface and male cone (strobilus masculinus) are fitted, insert in the process of Inner taper hole at the male cone (strobilus masculinus) of column, during the inner conical surface position that locking head enters into, inclined-plane on inner conical surface oblique promotion locking head makes locking head compress locking spring and outside oblique yielding, when the male cone (strobilus masculinus) of column contacts firm with the inner conical surface of the Inner taper hole of connector, locking head just in time enters the position of annular lock groove after slipping over the inner conical surface above annular lock groove smoothly, locking head enters in annular lock groove under the powered of locking spring, to coordinate with the inner conical surface of fitting with the locking face of the annular lock groove of V-arrangement and male cone (strobilus masculinus) is locked can not retreat by facing directly of locking head, when the column body composition of D, employing multilayer prunes gardens special-purpose ladder, repeat the male cone (strobilus masculinus) again inserting column in the Inner taper hole of column body upper end of step C, afterwards, the male cone (strobilus masculinus) of column body can insert in the Inner taper hole of a root post body below by Using such method again, completes being connected and fixed and locking between column body and column body.The assembling of column body and sliding seat and column body and column body is very convenient, just can complete without any need for instrument.

Prune the method for dismounting of special garden ladder: during the column body of dismountable, pull the pin handle of lock pin, after the locking head of lock pin front end exits the annular lock groove on inner conical surface, column body upwards one is drawn or one lifts and automatically will separate with the Inner taper hole in the connector of a root post body below, and the male cone (strobilus masculinus) of column body will separate automatically with the Inner taper hole of the connector of a root post body below.During the column body that dismounting sliding seat is fixed, pull the pin handle of lock pin, after the locking head of lock pin front end exits the annular lock groove on male cone (strobilus masculinus), column body upwards one is drawn or one lifts and automatically will separate with the Inner taper hole of sliding seat, and column body will separate automatically with sliding seat.The dismounting of column body and sliding seat and column body and column body 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 chassis fitted together, hole seat, removable pin and sliding seat are placed on the ground, after sliding seat is plugged the first root post body, point-blank whether the center line of vertical bar of observation gravity cone and the parallel lines of the center line of column body, time not point-blank, the center line of the vertical bar that the upper end of moving the column body inserting sliding seat makes the parallel lines of the center line of column body and gravity bore point-blank, screw lock bolt again and compress sliding seat, sliding seat can not be rotated around removable pin, then all column bodies in sliding seat are made all to keep perpendicular to horizontal plane, again needing the column body of height to take with oneself, pin steps down in riding on column body and climbs up, one section can be climbed assemble a length of tape again and have foot-operated column body, when climbing to the top of ladder in the process of cat ladder, climb up again after inserting a root post body in superincumbent Inner taper hole again.When having pruned descending stair after branch, pin step down in foot-operated on down climb, next section tears a root post body open, very convenient.

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

During fabrication, prune the ladder that special garden ladder creates single column support type, chassis, hole seat, sliding seat and column body 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 chassis creates dish type or bar shaped cross-like, the middle part of dish type or or bar shaped cross-like middle part on fix porose 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 hole seat creates the supporter supporting and install removable pin, and supporter manufactures pin-and-hole and locking screw.

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

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

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

Removable pin creates pivot pin or bolt, is fixed on the seat of hole and is connected with sliding seat.

Described sliding seat creates Connection Block, lower part manufacture has horizontal pin-and-hole, the upper end of upper part manufactures Inner taper hole, internal taper hole creates the hole of tapering, the inner conical surface of Inner taper hole manufactures the annular lock groove having depression, below Inner taper hole or the inside manufacture have air gap position, Inner taper hole and air gap position directly through; 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 hole seat below by removable pin of sliding seat, being connected with column body 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 chassis, hole seat, removable pin and sliding seat are assembled into an independent entirety, are beneficial to rapid-assembling and prune special garden ladder.

Described column system causes cylinder, creates column and connector two parts, and column and connector two parts manufacture as a whole or are fixed together into as a whole after manufacturing respectively; The pin adopting pin to be fixedly connected with the folding that can draw in one end of the connector of column body in the both sides of the damaged surface of column body is stepped on, manufacture in the lower end of the column of column body and have male cone (strobilus masculinus), oblique locking hole is manufactured, the oblique surface of wearing out the surface of male cone (strobilus masculinus) and the cylinder near male cone (strobilus masculinus) of locking hole at male cone (strobilus masculinus) and between the surface of the cylinder of male cone (strobilus masculinus); Manufacture in the end of the upper end of the connector of column body and have Inner taper hole, Inner taper hole creates the hole of tapering, and manufacturing below Inner taper hole has air gap position, and the inner conical surface of Inner taper hole manufactures the annular lock groove having depression.

Described foot-operatedly create hanger, connecting pin and riding boogie board three part, hanger creates the pedestal be fixed on column body, 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.

Described air gap position is in the inside of Inner taper hole, not inconsistent with the bottom of Inner taper hole when the male cone (strobilus masculinus) end of column insertion Inner taper hole, makes the close fit of inner conical surface and male cone (strobilus masculinus).

Described locking hole is manufactured on one end that column body has male cone (strobilus masculinus), is manufactured on the oblique surface of cylinder and the surface of male cone (strobilus masculinus) of wearing out close male cone (strobilus masculinus), one end of the male cone (strobilus masculinus) of column; The aperture that the part that the centre of locking hole is large for the aperture of installing the part manufacture of locking spring and force bearing disk, the two ends in hole are stretched out for the two ends of lock pin manufactures is little, corresponding with the position of annular lock groove; Force bearing disk, lock pin and locking spring are installed in locking hole, force bearing disk is arranged on the middle part of lock pin, locking spring is arranged between force bearing disk and locking hole, stretch out from the damaged surface of column body after the pin handle of lock pin passes from the centre of locking spring, locking head stretch out from male cone (strobilus masculinus) after with annular locking slot fit.

Described locking hole can also create cavity separately, the housing with the mating shapes of locking hole can also be inlaid with in the cavity manufactured separately, oblique one end of exposing the damaged surface of column body or the damaged surface connecting or rivet or be welded on column body towards one end of the damaged surface of column body with screw, or connect with screw or rivet or be welded in the oblique locking hole in column; The inside and outside two ends of described housing manufacture porose, lock pin, locking spring, force bearing disk are installed in housing, force bearing disk is arranged on the middle part of lock pin, locking spring is arranged between force bearing disk and housing, stretch out from the hole of housing outer face after the pin handle of lock pin passes from the centre of locking spring, locking head stretch out from the hole of the inner face of housing after with annular locking slot fit.

Described annular lock groove is manufactured on the inner conical surface of the Inner taper hole in sliding seat and the Inner taper hole on column body, creates the V-shaped groove of annular, and the one side near the oral area of Inner taper hole creates locking face, corresponding with the position of locking hole.

Described lock pin creates locking head, middle part and pin handle three part, three parts create one, lock pin is arranged in locking hole through behind the two ends of locking hole, locking head is oblique stretch out the surface of male cone (strobilus masculinus) after produce locking effect, the oblique damaged surface of stretching out column of pin shank portion with the annular locking slot fit in Inner taper hole; The leading section one side created at the bottom of the cone of acute angle bevel, the toward the outside conical surface of described locking head creates to be faced directly.

Force bearing disk creates middle porose solid or hollow card or dish or pad, or creates a projection on lock pin; When described force bearing disk creates solid or hollow card or dish or pad, be fixed on the middle part of lock pin.

Locking spring creates helical spring.

The column body of the special garden ladder of described pruning adopts the mode of connecting to be combined into single with sliding seat and column body with column body and independently supports, the connection of column body and sliding seat and column body and column body and fixingly all adopt cone match, the conical surface creates inner conical surface and male cone (strobilus masculinus), inner conical surface and male cone (strobilus masculinus) 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.

The consistent tapering that tapering and the tapering that male cone (strobilus masculinus) coordinates of described Inner taper hole create.

Porose seat is fixed on described chassis, removable pin connecting hole seat and sliding seat, sliding seat has installed gravity cone; The Inner taper hole of described sliding seat coordinates with the male cone (strobilus masculinus) of the lower end of column body and fixes, the male cone (strobilus masculinus) of column body coordinates with the inner conical surface of the Inner taper hole of a root post body below and fixes, and 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 annular lock groove on inner conical surface after coordinating with male cone (strobilus masculinus) and fixing.Be fixed with the foot-operated of the folding that can draw in one end of the connector of column body in the both sides of the damaged surface of column body, be stained with skid-proof rubber in the bottom on chassis.Locking hole is being manufactured between the damaged surface and male cone (strobilus masculinus) of male cone (strobilus masculinus); Force bearing disk, locking spring and lock pin are installed in locking hole, force bearing disk is fixed on the middle part of lock pin, the pin shank portion of lock pin stretches out from the surface of male cone (strobilus masculinus) from the central part of locking spring through retreading to the damaged surface of stretching out close column, locking head, and one end of locking spring is pressed on force bearing disk, the other end withstands on locking hole.

The structure that the present invention prunes special garden ladder is simple, manufacture, assemble and use very convenient, be easy to carry, instrument is not needed in assembly and disassembly process during use, the difficult problem of uprightly climbing and standing when solving the branch in gardener clipped gardens, during climbing, the speed of assembling ladder is fast, safe and reliable, climbing is convenient; After using, dismounting, packaging and convenient transportation.

Accompanying drawing explanation

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

Fig. 2 is the structural representation of column body;

Fig. 3 is the sectional structure schematic diagram of sliding seat;

Fig. 4 is the schematic appearance of the top view of sliding seat;

Fig. 5 is the schematic appearance of the combining structure of chassis and hole seat and sliding seat.

Shown in figure: sliding seat 1, column 2, connector 3, air gap position 4, locking hole 5, lock pin 6, force bearing disk 7, locking spring 8, annular lock groove 9, male cone (strobilus masculinus) 10, inner conical surface 11, Inner taper hole 12, foot-operated 13, pin-and-hole 14, removable pin 15, chassis 16, hole seat 17, lock bolt 18, gravity cone 19.

Detailed description of the invention

The present invention prunes the ladder that special garden ladder is single column support type, and the pedestal of carrying ladder is chassis, and the cradle head of ladder is hole seat and the sliding seat of removable pin connection, and the cylinder supporting ladder is column body, has foot-operated 13 in the both sides of column body; Prune special garden ladder and mainly comprise chassis 16, hole seat 17, removable pin 15, lock bolt 18, sliding seat 1, gravity cone 19, column body, male cone (strobilus masculinus) 10, Inner taper hole 12, inner conical surface 11, self-locking device;

Porose seat 17 is fixed on described chassis 16, hole seat 17 there are pin-and-hole 14 and locking screw, removable pin 15 links together hole seat 17 and sliding seat 1 afterwards through the pin-and-hole 14 of the pin-and-hole 14 on hole seat 17 and sliding seat 1 bottom, and the screw end exceeding the lock bolt 18 of locking screw after the locking screw on lock bolt 18 advances through hole seat 17 is pressed in the lower part locking sliding seat 1 of sliding seat 1 and the fit angle on chassis 16.Inner taper hole 12 is had above described sliding seat 1, the inner conical surface 11 of Inner taper hole 12 there is annular lock groove 9, below Inner taper hole 12 or the inside have air gap position 4, sliding seat 1 is coordinated with the male cone (strobilus masculinus) 10 of column body lower end by Inner taper hole 12 and fixes, and is being coordinated and the be automatically locked inner conical surface 11 and male cone (strobilus masculinus) 10 that post through exposing the locking head of male cone (strobilus masculinus) 10 after male cone (strobilus masculinus) 10 with the annular lock groove 9 on inner conical surface 11 by the lock pin 6 in the locking hole 5 that is arranged on column 2 bottom; Being provided with in the outside of Inner taper hole 12 part of sliding seat 1 lives turns hole, and the taper shank of the upper end of gravity cone 19 inserts to live and to turn in hole fixing and turns in hole and can freely rotate living.Inner taper hole 12 is had in connector 3 end of column body upper end, the inner conical surface 11 of Inner taper hole 12 there is annular lock groove 9, below Inner taper hole 12 or the inside have air gap position 4, the male cone (strobilus masculinus) 10 of column body lower end inserts in the Inner taper hole 12 in the connector 3 of a root post body below, coordinated with the male cone (strobilus masculinus) 10 of column body lower end by Inner taper hole 12 and fix, and coordinated and the be automatically locked inner conical surface 11 and male cone (strobilus masculinus) 10 that post with the annular lock groove 9 on inner conical surface 11 through exposing the locking head of male cone (strobilus masculinus) 10 after male cone (strobilus masculinus) 10 by the lock pin 6 in the locking hole 5 that is arranged on column 2 bottom, be fixed with foot-operated 13 of the folding that can draw in one end of the connector 3 of column body in the both sides of the damaged surface of column body, on foot-operated 13, cover has or is stained with skid-proof rubber.

Described column body has the lower end of male cone (strobilus masculinus) 10 to insert in the Inner taper hole 12 in the middle part of sliding seat 1, or, column body has the lower end of male cone (strobilus masculinus) 10 to insert in the Inner taper hole 12 in the connector 3 of a root post body upper end below, inner conical surface 11 there is annular lock groove 9 coordinate with the locking head of lock pin 6, then lock 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.Inner taper hole 12 in described sliding seat 1 coordinates with the male cone (strobilus masculinus) 10 of the lower end of column 2 and fixes, and the Inner taper hole 12 on connector 3 coordinates with the male cone (strobilus masculinus) 10 of the lower end of another root post 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 the locking head of lock pin 6 by the annular lock groove 9 on inner conical surface 11 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, locking spring 8, force bearing disk 7, annular lock groove 9, described locking hole 5 is the oblique surface of cylinder and the surface of male cone (strobilus masculinus) 10 of wearing out close male cone (strobilus masculinus) 10 between the surface and male cone (strobilus masculinus) 10 of the cylinder near male cone (strobilus masculinus) 10, is horizontally installed with force bearing disk 7, locking spring 8 and lock pin 6 in locking hole 5; Described force bearing disk 7 is fixed on the middle part of lock pin 6, is arranged on the middle part of locking hole 5; Described locking spring 8 is arranged on the middle part that the large part of the middle aperture of locking hole 5 is enclosed within lock pin 6, on the wall of the part that the middle aperture that one end withstands on force bearing disk 7, the other end withstands on locking hole 5 is large or withstand on the jump ring of the little part in the aperture of locking hole 5 of one end of the pin handle being fixed on lock pin 6; The lateral surfaces that locking spring 8 is passed at middle part, two ends are each passed through the inner conical surface 11 of connector 3 or sliding seat 1 and the lateral surfaces of sliding seat 1 or connector 3 of described lock pin 6, lock pin 6 can slide in locking hole 5, and locking spring 8 is pressed in locking head force bearing disk 7 promoting lock pin 6 and coordinates with annular lock groove 9 and form locking; Described inner conical surface 11 there is annular lock groove 9 coordinate and the be automatically locked inner conical surface 11 and male cone (strobilus masculinus) 10 that post with the locking head of lock pin 6.

Described chassis 16 is disking bodies or is in strip interconnection shape, disking body or be in strip the fixing above porose seat 17 of middle part of interconnection shape, at disking body or be in strip below interconnection shape and be stained with skid-proof rubber; Described chassis 16 is for fixed hole seat 17, stabilizer column 2 and support post 2 and bear all wt that hole seat 17 bears, and prevents the lower end of column body to be absorbed in earth; Described skid-proof rubber is fixed on disking body or is in strip below interconnection shape, prevents chassis 16 from sliding on the ground with ground resulting in friction.

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

Near the pin-and-hole 14 of described locking screw on hole 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 on chassis 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 removable pin 15 is pivot pin or bolt, bears for connecting hole seat 17 and sliding seat 1 all wt that sliding seat 1 bears.

Described sliding seat 1 is Connection Block, lower part has horizontal pin-and-hole 14, there is Inner taper hole 12 upper end of upper part, and the inner conical surface 11 of Inner taper hole 12 has the annular lock groove 9 of depression, below Inner taper hole 12 or the inside has air gap position 4, Inner taper hole 12 and air gap position 4 directly through; 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 hole seat 17 below by removable pin 15 of sliding seat 1, be connected with column 2 by Inner taper hole 12 above; The all wt that described sliding seat 1 is born for stabilizer column 2 and support post 2 and column 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 for directly observe column body and the ground be arranged in sliding seat 1 angle and as adjusting column body perpendicular to reference object during horizontal plane.

Described gravity cone 19 can fit together forming unit entirety with sliding seat 1, is convenient to the combination assembling of special pruning garden ladder.

Described column body is the cylinder that there is male cone (strobilus masculinus) 10 one end, the other end has Inner taper hole 12, comprises connector 3 and column 2 two parts, is fixed with foot-operated 13 of the folding that can draw in one end of the connector 3 of column body in the both sides of the damaged surface of column body; Described column body to be connector 3 with column 2 the be fixed together entirety formed or the entirety be inherently connected; Column 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 4, and the inner conical surface 11 of Inner taper hole 12 has the annular lock groove 9 of depression; There is male cone (strobilus masculinus) 10 lower end of described column 2, between the surface and male cone (strobilus masculinus) 10 of the cylinder near male cone (strobilus masculinus) 10, have locking hole 5, the oblique surface of cylinder and the surface of male cone (strobilus masculinus) 10 of wearing out close male cone (strobilus masculinus) 10 of locking hole 5.

Described foot-operated 13 comprise hanger, connecting pin and riding boogie board, hanger is the connector having pin-and-hole 14 be fixed on column body, connecting pin is the pin connecting hanger and riding boogie board, riding boogie board is the square or flat cylinder or blocks stepped on for pin, be stained with skid-proof rubber on the surface of riding boogie board or have antiskid glue sleeve at the surface of riding boogie board cover, the skid-proof rubber on foot-operated 13 plays and prevents foot-operated 13 to get on anti-skidding effect.

Described annular lock groove 9 is cannelures of the depression on the inner conical surface 11 of the Inner taper hole 12 in sliding seat 1 and the Inner taper hole 12 on column body, and cannelure is V-shaped groove, corresponding with the position of locking hole 5, and the one side near the oral area of Inner taper hole 12 is locking face; Described locking face is used for coordinating with facing directly of locking head and producing locking effect; The angle considering to insert is not needed when described annular lock groove 9 is for allowing the locking head of lock pin 6 insert annular lock groove 9, coordinate with the locking head of lock pin 6 and the locked inner conical surface 11 that posts and male cone (strobilus masculinus) 10, then the locked inner conical surface 11 that posts and male cone (strobilus masculinus) 10, and then make connector 3 and column body and sliding seat 1 and the fixation of column body.

Described locking hole 5 is the oblique surface of cylinder and the surface of male cone (strobilus masculinus) 10 of wearing out close male cone (strobilus masculinus) 10 in one end of the male cone (strobilus masculinus) 10 of column 2, the aperture that the middle aperture for installing the part of locking spring 8 and force bearing disk 7 is large, the two ends in hole are stretched out for the two ends of lock pin 6 is little, corresponding with the position of annular lock groove 9; Force bearing disk 7, lock pin 6 and locking spring 8 are installed in locking hole 5, force bearing disk 7 is arranged on the middle part of lock pin 6, locking spring 8 is arranged between force bearing disk 7 and locking hole 5, stretch out from the damaged surface of column body after the pin handle of lock pin 6 passes from the centre of locking spring 8, locking head coordinates with annular lock groove 9 after male cone (strobilus masculinus) 10 stretches out, lock pin 6 can move in locking hole 5.

Described locking hole 5 can also be independent cavity, the housing with the mating shapes of locking hole 5 can also be inlaid with in independent cavity, oblique one end of exposing the damaged surface of column body or the damaged surface connecting or rivet or be welded on column body towards one end of the damaged surface of column body with screw, or connect with screw or rivet or be welded on the oblique locking hole 5 in column body; The inside and outside two ends of described housing manufacture porose, lock pin 6, locking spring 8, force bearing disk 7 are installed in housing, force bearing disk 7 is arranged on the middle part of lock pin 6, locking spring 8 is arranged between force bearing disk 7 and housing, stretches out, locking head coordinates with annular lock groove 9 after stretching out from the hole of the inner face of housing after the pin handle of lock pin 6 passes from the centre of locking spring 8 from the hole of housing outer face.

Described lock pin 6 comprises locking head, middle part and pin handle three part, three parts are connected, lock pin 6 is arranged in locking hole 5 through behind the two ends of locking hole 5, locking head is oblique stretch out the surface of male cone (strobilus masculinus) 10 after coordinate with the annular lock groove 9 in Inner taper hole 12 and produce locking effect, the oblique damaged surface of stretching out column 2 of pin shank portion; The leading section of described locking head is the one side at the bottom of cone of acute angle bevel, the toward the outside conical surface 10 is face directly, inclined-plane retreats for allowing the oral area of Inner taper hole 12 of connector 3 and inner conical surface 11 oblique promotion locking head, faces directly for coordinating locked male cone (strobilus masculinus) 10 of working good and inner conical surface 11 with the annular groove limit of facing directly of annular lock groove 9.

Described force bearing disk 7 is the porose card in the solid or hollow centre at the middle part be fixed on lock pin 6 or dish or pad, or a projection on lock pin 6, for accepting the thrust of locking spring 8; Described force bearing disk 7 be solid or hollow card or dish or pad time, be fixed on the mid portion of lock pin 6.

Described locking spring 8 is helical springs, completes automatic locking for promoting the locking head of lock pin 6 to coordinate with the annular lock groove 9 on male cone (strobilus masculinus) 10.

Described air gap position 4 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 column 2, is convenient to the close fit of inner conical surface 11 and male cone (strobilus masculinus) 10.

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

In order to increase connectivity robustness and the stability of ladder, improving the speed of installation and demolition, described column body and sliding seat 1 and the connection between column body and column body and fixingly all adopt cone match, being beneficial to quick assembling and quick demolition; The male cone (strobilus masculinus) 10 of column body, in the Inner taper hole 12 of sliding seat 1, is coordinated with lock pin 6 by the annular lock groove 9 on inner conical surface 11 and pins and lock the male cone (strobilus masculinus) 10 of column 2 with coordinating of the inner conical surface 11 of sliding seat 1 and do not loosen; The male cone (strobilus masculinus) 10 of column body, in the Inner taper hole 12 of connector 3, is coordinated with lock pin 6 by the annular lock groove 9 on inner conical surface 11 and pins and not the loosening coordinating of inner conical surface 11 of the male cone (strobilus masculinus) 10 and connector 3 of locking column 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 column body self gravitation and realize automatic fastening; During demolition, pull the pin handle of lock pin 6, after the locking head of lock pin 6 front end exits the annular lock groove 9 on inner conical surface 11, column body upwards one is lifted male cone (strobilus masculinus) 10 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 support post body, when chassis 16 is arranged on smooth ground, the central axis of sliding seat 1, in chassis 16, ensure that the column body be arranged in sliding seat 1 is vertical or near perpendicular to horizontal plane; When chassis 16 is arranged on the ground of inclination, sliding seat 1 can rotate certain angle around removable pin 15 on chassis 16, ensure that the column body be arranged in sliding seat 1 is vertical or near perpendicular to horizontal plane.

Removable pin 15 is adopted to be fastened on hole seat 17 on chassis 16 and sliding seat 1, make sliding seat 1 can rotate certain angle around removable pin 15 on chassis 16, reach when chassis 16 is arranged on the ground of inclination and ensure that the column body be arranged in sliding seat 1 keeps the object perpendicular to horizontal plane.

In order to make the assembling of the special garden ladder of pruning quick, chassis 16, hole seat 17, removable 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, force bearing disk 7, locking spring 8 and annular lock groove 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 pruning special garden ladder, the column body of the special garden ladder of described pruning adopts the mode of connecting to be combined into single with sliding seat 1 and column body with column body and independently supports, and sliding seat 1 and column body are hollow body or solid; Column body is individual layer or multilayer in the combination of ladder, and chassis 16 and sliding seat 1 are individual layers in the combination of ladder.

In order to ensure that column body is all the time perpendicular to horizontal plane, adopt lock bolt 18 to produce frictional force by rotation forces sliding seat 1 and hole seat 17 and fix sliding seat 1 and the angle angle on chassis 16, when chassis 16 is arranged on the ground of inclination, ensure that the column body be arranged in sliding seat 1 remains perpendicular to horizontal plane.

Bore 19 to make gravity can remain perpendicular to horizontal plane, the taper shank of described gravity cone 19, in the upper end of vertical bar, makes the position of center of gravity lower than taper shank of gravity cone 19.

In order in use can Rapid Combination and facilitate pin to step on, described column body be combined into global facility with foot-operated 13, can assembly fast when being beneficial to use; Described foot-operated 13 fixing employing pin on column body are connected and fixed, and foot-operated 13 one end be merely able on column body to connector 3 are drawn, downward landing when pin is stepped down on foot-operated 13.

Prune the assemble method of special garden ladder: during assembling, A, on the ground place fit together chassis 16, hole seat 17, removable pin 15 and sliding seat 1, chassis 16 on ground, sliding seat 1 is above, again the lower end of the column 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 column 2 is naturally fitted with the inner conical surface 11 of sliding seat 1 and fixes, and the gravity depressed from column 2 is larger, it is closely and more more firm that inner conical surface 11 and male cone (strobilus masculinus) 10 are fitted, insert in the process of Inner taper hole 12 at the male cone (strobilus masculinus) 10 of column 2, during inner conical surface 11 position that locking head enters into, inclined-plane on inner conical surface 11 oblique promotion locking head makes locking head compress locking spring 8 and outside oblique yielding, when the male cone (strobilus masculinus) 10 of column 2 contacts firm with the inner conical surface 11 of the Inner taper hole 12 of sliding seat 1, locking head just in time enters the position of annular lock groove 9 after slipping over the inner conical surface 11 above annular lock groove 9 smoothly, locking head enters in annular lock groove 9 under the powered of locking spring 8, to coordinate with the inner conical surface 11 of fitting with the locking face of the annular lock groove 9 of V-arrangement and male cone (strobilus masculinus) 10 is locked can not retreat by facing directly of locking head, complete the fixing and locking of column body 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 column body, time not point-blank, the upper end of moving the column body inserted in sliding seat 1 makes the parallel lines of the center line of column body and gravity bore the center line of the vertical bar of 19 point-blank, lock bolt 18 again on removable pin 15 compresses the lower part of sliding seat 1, sliding seat 1 can not be rotated around removable pin 15, allow chassis 16 remain unchanged with the angle of sliding seat 1, ensure that the column 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 removable pin 15, sliding seat 1 can not be rotated around removable pin 15, allow chassis 16 remain unchanged with the angle of sliding seat 1, ensure that the column 2 be arranged on above sliding seat 1 is perpendicular to horizontal plane.One end of male cone (strobilus masculinus) 10 is again had by another root post body to insert in the Inner taper hole 12 of connector 3 in Inner taper hole 12 in C, connector 3 again on column body, under the effect of self gravitation, the male cone (strobilus masculinus) 10 of column 2 is naturally fitted with the inner conical surface 11 of connector 3 and fixes, and the gravity depressed from column body is larger, it is closely and more more firm that inner conical surface 11 and male cone (strobilus masculinus) 10 are fitted, insert in the process of Inner taper hole 12 at the male cone (strobilus masculinus) 10 of column 2, during inner conical surface 11 position that locking head enters into, inclined-plane on inner conical surface 11 oblique promotion locking head makes locking head compress locking spring 8 and outside oblique yielding, when the male cone (strobilus masculinus) 10 of column 2 contacts firm with the inner conical surface 11 of the Inner taper hole 12 of connector 3, locking head just in time enters the position of annular lock groove 9 after slipping over the inner conical surface 11 above annular lock groove 9 smoothly, locking head enters in annular lock groove 9 under the powered of locking spring 8, to coordinate with the inner conical surface 11 of fitting with the locking face of the annular lock groove 9 of V-arrangement and male cone (strobilus masculinus) 10 is locked can not retreat by facing directly of locking head, when the column body composition of D, employing multilayer prunes gardens special-purpose ladder, repeat the male cone (strobilus masculinus) 10 again inserting column 2 in the Inner taper hole 12 of column body upper end of step C, afterwards, the male cone (strobilus masculinus) 10 of column body can insert in the Inner taper hole 12 of a root post body below by Using such method again, completes being connected and fixed and locking between column body and column body.The assembling of column body and sliding seat 1 and column body and column body is very convenient, just can complete without any need for instrument.

Prune the method for dismounting of special garden ladder: during the column body of dismountable, pull the pin handle of lock pin 6, after the locking head of lock pin 6 front end exits the annular lock groove 9 on inner conical surface 11, column body upwards one is drawn or one lifts and automatically will separate with the Inner taper hole 12 in the connector 3 of a root post body below, and the male cone (strobilus masculinus) 10 of column body will separate automatically with the Inner taper hole 12 of the connector 3 of a root post body below.During the column body that dismounting sliding seat 1 is fixed, pull the pin handle of lock pin 6, after the locking head of lock pin 6 front end exits the annular lock groove 9 on male cone (strobilus masculinus) 10, column body upwards one is drawn or one lifts and automatically will separate with the Inner taper hole 12 of sliding seat 1, and column body will separate automatically with sliding seat 1.The dismounting of column body and sliding seat 1 and column body and column body 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 chassis 16 fitted together, hole seat 17, removable pin 15 and sliding seat 1 are placed on the ground, after sliding seat 1 is plugged the first root post body, point-blank whether the center line of vertical bar of observation gravity cone 19 and the parallel lines of the center line of column body, time not point-blank, the upper end of moving the column body inserting sliding seat 1 makes the parallel lines of the center line of column body 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 can not be rotated around removable pin 15, then all column bodies in sliding seat 1 are made all to keep perpendicular to horizontal plane, again needing the column body of height to take with oneself, pin steps down on foot-operated 13 on column body and climbs up, one section can be climbed and assemble the column body that a length of tape has foot-operated 13 again, when climbing to the top of ladder in the process of cat ladder, climb up again after inserting a root post body in superincumbent Inner taper hole 12 again.When having pruned descending stair after branch, pin has stepped down on foot-operated 13 and has down climbed, and next section tears a root post body open, very convenient.

Claims

1. prune special garden ladder for one kind, it is characterized in that: the special garden ladder of described pruning is the ladder of single column support type, the pedestal of carrying ladder is chassis, the cradle head of ladder is hole seat and the sliding seat of removable pin connection, the cylinder supporting ladder is column body, has foot-operated (13) in the both sides of column body; Prune special garden ladder and mainly comprise chassis (16), hole seat (17), removable pin (15), lock bolt (18), sliding seat (1), gravity cone (19), column body, male cone (strobilus masculinus) (10), Inner taper hole (12), inner conical surface (11), self-locking device;

The upper fixing porose seat (17) in described chassis (16), hole seat (17) there are pin-and-hole (14) and locking screw, removable pin (15) links together hole seat (17) and sliding seat (1) afterwards through the pin-and-hole (14) of the pin-and-hole (14) on hole seat (17) and sliding seat (1) bottom, the screw end exceeding the lock bolt (18) of locking screw after locking screw on lock bolt (18) advances through hole seat (17) is pressed in lower part locking sliding seat (1) of sliding seat (1) and the fit angle on chassis (16), Inner taper hole (12) is had above described sliding seat (1), the inner conical surface (11) of Inner taper hole (12) there is annular lock groove (9), below Inner taper hole (12) or the inside have air gap position (4), sliding seat (1) is coordinated by Inner taper hole (12) with the male cone (strobilus masculinus) (10) of column body 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 annular lock groove (9) on inner conical surface (11) through exposing the locking head of male cone (strobilus masculinus) (10) after male cone (strobilus masculinus) (10) by the lock pin (6) be arranged in the locking hole (5) of column (2) bottom, 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 to turn in hole fixing and turns in hole and can freely rotate living, Inner taper hole (12) is had in connector (3) end in column body upper end, the inner conical surface (11) of Inner taper hole (12) there is annular lock groove (9), below Inner taper hole (12) or the inside have air gap position (4), the male cone (strobilus masculinus) (10) of column body lower end inserts in the Inner taper hole (12) in the connector (3) of a root post body below, coordinate by Inner taper hole (12) with the male cone (strobilus masculinus) (10) of column body 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 annular lock groove (9) on inner conical surface (11) through exposing the locking head of male cone (strobilus masculinus) (10) after male cone (strobilus masculinus) (10) by the lock pin (6) be arranged in the locking hole (5) of column (2) bottom, be fixed with in the both sides of the damaged surface of column body foot-operated (13) of the folding that can draw in one end of the connector of column body (3), foot-operated (13) upper cover has or is stained with skid-proof rubber,

Described column body has the lower end of male cone (strobilus masculinus) (10) to insert in the Inner taper hole (12) at sliding seat (1) middle part, or, column body has the lower end of male cone (strobilus masculinus) (10) to insert in the Inner taper hole (12) in the connector (3) of a root post body upper end below, inner conical surface (11) there is annular lock groove (9) coordinate with the locking head of lock pin (6), then lock 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); Inner taper hole (12) in described sliding seat (1) coordinates with the male cone (strobilus masculinus) (10) of the lower end of column (2) and fixes, and the Inner taper hole (12) on connector (3) coordinates with the male cone (strobilus masculinus) (10) of the lower end of another root post (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 the locking head of lock pin (6) by the annular lock groove (9) on inner conical surface (11) 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), locking spring (8), force bearing disk (7), annular lock groove (9), described locking hole (5) is the oblique surface of cylinder and the surface of male cone (strobilus masculinus) (10) of wearing out close male cone (strobilus masculinus) (10) between the surface and male cone (strobilus masculinus) (10) of the cylinder near male cone (strobilus masculinus) (10), is horizontally installed with force bearing disk (7), locking spring (8) and lock pin (6) in locking hole (5); Described force bearing disk (7) is fixed on the middle part of lock pin (6), is arranged on the middle part of locking hole (5); Described locking spring (8) is arranged on the middle part that the large part of the middle aperture of locking hole (5) is enclosed within lock pin (6), on the wall that one end withstands on the large part of force bearing disk (7) is upper, the other end withstands on locking hole (5) middle aperture or withstand on the jump ring of the little part in the aperture of locking hole (5) of one end of the pin handle being fixed on lock pin (6); The lateral surfaces that locking spring (8) is passed at middle part, two ends are each passed through the inner conical surface (11) of connector (3) or sliding seat (1) and the lateral surfaces of sliding seat (1) or connector (3) of described lock pin (6), lock pin (6) can slide in locking hole (5), and locking spring (8) is pressed in locking head force bearing disk (7) promoting lock pin (6) and coordinates with annular lock groove (9) and form locking; Described inner conical surface (11) there is annular lock groove (9) to coordinate and the be automatically locked inner conical surface (11) and male cone (strobilus masculinus) (10) that post with the locking head of lock pin (6);

Described chassis (16) is disking body or is in strip interconnection shape, disking body or be in strip the fixing above porose seat (17) of middle part of interconnection shape, at disking body or be in strip below interconnection shape and be stained with skid-proof rubber; Described chassis (16) is for fixed hole seat (17), stabilizer column (2) and support post (2) and bear all wt that hole seat (17) bears, and prevents the lower end of column body to be absorbed in earth; Described skid-proof rubber is fixed on disking body or is in strip below interconnection shape, prevents chassis (16) from sliding on the ground with ground resulting in friction;

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

Near the pin-and-hole (14) of described locking screw on hole 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 on chassis (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 removable pin (15) is pivot pin or bolt, bears for connecting hole seat (17) and sliding seat (1) 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, the inner conical surface (11) of Inner taper hole (12) has the annular lock groove (9) of depression, there is air gap position (4) below Inner taper hole (12) or the inside, and Inner taper hole (12) is directly through with air gap position (4); 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 hole seat (17) below by removable pin (15) of sliding seat (1), be connected with column (2) by Inner taper hole (12) above; The all wt that described sliding seat (1) is born for stabilizer column (2) and support post (2) and column (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) for directly observe column body and the ground be arranged in sliding seat (1) angle and as adjusting column body perpendicular to reference object during horizontal plane;

Described gravity cone (19) can fit together forming unit entirety with sliding seat (1), is convenient to the combination assembling of special pruning garden ladder;

Described column body is the cylinder that there is male cone (strobilus masculinus) (10) one end, the other end has Inner taper hole (12), comprise connector (3) and column (2) two parts, be fixed with in the both sides of the damaged surface of column body foot-operated (13) of the folding that can draw in one end of the connector of column body (3); Described column body to be connector (3) with column (2) the be fixed together entirety formed or the entirety be inherently connected; Column (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), there is air gap position (4) the inside of Inner taper hole (12), and the inner conical surface (11) of Inner taper hole (12) has the annular lock groove (9) of depression; There is male cone (strobilus masculinus) (10) lower end of described column (2), locking hole (5) is had, the oblique surface of cylinder and the surface of male cone (strobilus masculinus) (10) of wearing out close male cone (strobilus masculinus) (10) of locking hole (5) between the surface and male cone (strobilus masculinus) (10) of the cylinder near male cone (strobilus masculinus) (10);

Described foot-operated (13) comprise hanger, connecting pin and riding boogie board, hanger is the connector having pin-and-hole (14) be fixed on column body, connecting pin is the pin connecting hanger and riding boogie board, riding boogie board is the square or flat cylinder or blocks stepped on for pin, be stained with skid-proof rubber on the surface of riding boogie board or have antiskid glue sleeve at the surface of riding boogie board cover, the skid-proof rubber on foot-operated (13) plays and prevents from riding (13) and to get on anti-skidding effect;

Described annular lock groove (9) is the cannelure of the depression on the inner conical surface (11) of the Inner taper hole (12) in sliding seat (1) and the Inner taper hole (12) on column body, cannelure is V-shaped groove, corresponding with the position of locking hole (5), the one side near the oral area of Inner taper hole (12) is locking face; Described locking face is used for coordinating with facing directly of locking head and producing locking effect; The angle considering to insert is not needed when described annular lock groove (9) is for allowing the locking head of lock pin (6) insert annular lock groove (9), coordinate with the locking head of lock pin (6) and the locked inner conical surface (11) that posts and male cone (strobilus masculinus) (10), then the locked inner conical surface (11) that posts and male cone (strobilus masculinus) (10), and then make connector (3) and column body and sliding seat (1) and the fixation of column body;

Described locking hole (5) is the oblique surface of cylinder and the surface of male cone (strobilus masculinus) (10) of wearing out close male cone (strobilus masculinus) (10) in one end of the male cone (strobilus masculinus) (10) of column (2), the aperture that the two ends that the middle aperture for installing the part of locking spring (8) and force bearing disk (7) is large, the two ends in hole are used for lock pin (6) are stretched out is little, corresponding with the position of annular lock groove (9); Force bearing disk (7), lock pin (6) and locking spring (8) are installed in locking hole (5), force bearing disk (7) is arranged on the middle part of lock pin (6), locking spring (8) is arranged between force bearing disk (7) and locking hole (5), stretch out from the damaged surface of column body after the pin handle of lock pin (6) passes from the centre of locking spring (8), locking head coordinates with annular lock groove (9) after male cone (strobilus masculinus) (10) stretches out, lock pin (6) can move in locking hole (5);

Described locking hole (5) can also be independent cavity, the housing with the mating shapes of locking hole (5) can also be inlaid with in independent cavity, oblique one end of exposing the damaged surface of column body or the damaged surface connecting or rivet or be welded on column body towards one end of the damaged surface of column body with screw, or connect with screw or rivet or be welded on the oblique locking hole (5) in column body; The inside and outside two ends of described housing manufacture porose, lock pin (6), locking spring (8), force bearing disk (7) are installed in housing, force bearing disk (7) is arranged on the middle part of lock pin (6), locking spring (8) is arranged between force bearing disk (7) and housing, stretches out, locking head coordinates with annular lock groove (9) after stretching out from the hole of the inner face of housing after the pin handle of lock pin (6) passes from the centre of locking spring (8) from the hole of housing outer face;

Described lock pin (6) comprises locking head, middle part and pin handle three part, three parts are connected, lock pin (6) is arranged in locking hole (5) through behind the two ends of locking hole (5), locking head is oblique stretch out the surface of male cone (strobilus masculinus) (10) after coordinate with the annular lock groove (9) in Inner taper hole (12) and produce locking effect, the oblique damaged surface of stretching out column (2) of pin shank portion; The leading section of described locking head is the one side at the bottom of the cone of acute angle bevel, the toward the outside conical surface (10) is face directly, inclined-plane is used for allowing the oral area of the Inner taper hole (12) of connector (3) and inner conical surface (11) oblique promotion locking head retreat, and faces directly for coordinating locked male cone (strobilus masculinus) (10) of working good and inner conical surface (11) with the annular groove limit of facing directly of annular lock groove (9);

Described force bearing disk (7) is the porose card in the solid or hollow centre at the middle part be fixed on lock pin (6) or dish or pad, or a projection on lock pin (6), for accepting the thrust of locking spring (8); Described force bearing disk (7) be solid or hollow card or dish or pad time, be fixed on the mid portion of lock pin (6);

Described locking spring (8) is helical spring, completes automatic locking for promoting the locking head of lock pin (6) to coordinate with the annular lock groove (9) on male cone (strobilus masculinus) (10);

Described air gap position (4) 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 column (2), be convenient to the close fit of inner conical surface (11) and male cone (strobilus masculinus) (10);

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

In order to increase connectivity robustness and the stability of ladder, improving the speed of installation and demolition, described column body and sliding seat (1) and the connection between column body and column body and fix and all adopt cone match, being beneficial to quick assembling and quick demolition; The male cone (strobilus masculinus) (10) of column body, in the Inner taper hole (12) of sliding seat (1), is coordinated with lock pin (6) by the annular lock groove (9) on inner conical surface (11) 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 column (2); The male cone (strobilus masculinus) (10) of column body, in the Inner taper hole (12) of connector (3), is coordinated with lock pin (6) by the annular lock groove (9) on inner conical surface (11) and pins and not the loosening coordinating of inner conical surface (11) of the male cone (strobilus masculinus) (10) and connector (3) of locking column (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 column body self gravitation and realize automatic fastening; During demolition, pull the pin handle of lock pin (6), after the locking head of lock pin (6) front end exits the annular lock groove (9) on inner conical surface (11), column body upwards one is lifted male cone (strobilus masculinus) (10) 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 support post body, when chassis (16) is arranged on smooth ground, the central axis of sliding seat (1), in chassis (16), ensure that the column body be arranged in sliding seat (1) is vertical or near perpendicular to horizontal plane; When chassis (16) is arranged on the ground of inclination, sliding seat (1) can rotate certain angle around removable pin (15) on chassis (16), ensure that the column body be arranged in sliding seat (1) is vertical or near perpendicular to horizontal plane;

Removable pin (15) is adopted to be fastened on hole seat (17) on chassis (16) and sliding seat (1), make sliding seat (1) certain angle can be rotated around removable pin (15) on chassis (16), reach when chassis (16) is arranged on the ground of inclination and ensure that the column body be arranged in sliding seat (1) keeps the object perpendicular to horizontal plane;

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

2. prune special garden ladder according to 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), force bearing disk (7), locking spring (8) and annular lock groove (9) composition locking system is locked works good and male cone (strobilus masculinus) (10).

3. prune special garden ladder according to claim 1, it is characterized in that: in order to reduce costs and alleviate the weight of pruning special garden ladder, the column body of the special garden ladder of described pruning adopts the mode of connecting to be combined into single with sliding seat (1) and column body with column body and independently supports, and sliding seat (1) and column body are hollow body or solid; Column body is individual layer or multilayer in the combination of ladder, and chassis (16) and sliding seat (1) are individual layers in the combination of ladder;

In order in use can Rapid Combination and facilitate pin to step on, described column body be combined into global facility with foot-operated (13), can assembly fast when being beneficial to use; Described foot-operated (13) fixing employing pin on column body is connected and fixed, foot-operated (13) are merely able to draw in one end of connector (3) on column body, landing downwards when pin is stepped down on foot-operated (13).

4. prune special garden ladder according to claim 1, it is characterized in that: in order to ensure that column body is all the time perpendicular to horizontal plane, adopt lock bolt (18) to produce frictional force by rotation forces sliding seat (1) and hole seat (17) and fix sliding seat (1) and the angle angle on chassis (16), when chassis (16) is arranged on the ground of inclination, ensure that the column body be arranged in sliding seat (1) remains perpendicular to horizontal plane;

Bore (19) to make gravity can remain perpendicular to horizontal plane, the taper shank of described gravity cone (19), in the upper end of vertical bar, makes gravity bore the position of center of gravity lower than taper shank of (19).

5. prune the using method of special garden ladder for one kind, it is characterized in that: the assemble method pruning special garden ladder: during assembling, A, place the chassis (16) fitted together on the ground, hole seat (17), removable pin (15) and sliding seat (1), chassis (16) is on ground, sliding seat (1) is above, again the lower end of the column (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 column (2) and the inner conical surface (11) of sliding seat (1) are naturally fitted and fix, and it is larger from the gravity of column (2) pressure, it is closely and more more firm that inner conical surface (11) and male cone (strobilus masculinus) (10) are fitted, male cone (strobilus masculinus) (10) in column (2) inserts in the process of Inner taper hole (12), during inner conical surface (11) position that locking head enters into, inclined-plane on inner conical surface (11) oblique promotion locking head makes locking head compress locking spring (8) and outside oblique yielding, when the male cone (strobilus masculinus) (10) of column (2) contacts firm with the inner conical surface (11) of the Inner taper hole (12) of sliding seat (1), locking head just in time enters the position of annular lock groove (9) after slipping over the inner conical surface (11) above annular lock groove (9) smoothly, locking head enters in annular lock groove (9) under the powered of locking spring (8), to coordinate with the inner conical surface of fitting (11) with the locking face of the annular lock groove (9) of V-arrangement and male cone (strobilus masculinus) (10) is locked can not retreat by facing directly of locking head, complete the fixing and locking of column body 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 column body, time not point-blank, the upper end of moving the column body inserted in sliding seat (1) makes the parallel lines of the center line of column body and gravity bore the center line of the vertical bar of (19) point-blank, lock bolt (18) again on removable pin (15) seat compresses the lower part of sliding seat (1), sliding seat (1) can not be rotated around removable pin (15), chassis (16) is allowed to remain unchanged with the angle of sliding seat (1), guarantee is arranged on column (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 removable pin (15) seat, sliding seat (1) can not be rotated around removable pin (15), allow chassis (16) remain unchanged with the angle of sliding seat (1), ensure that the column (2) be arranged on above sliding seat (1) is perpendicular to horizontal plane, one end of male cone (strobilus masculinus) (10) is again had by another root post body to insert in the Inner taper hole (12) of connector (3) in Inner taper hole (12) in C, connector (3) again on column body, under the effect of self gravitation, the male cone (strobilus masculinus) (10) of column (2) and the inner conical surface (11) of connector (3) are naturally fitted and fix, and the gravity depressed from column body is larger, it is closely and more more firm that inner conical surface (11) and male cone (strobilus masculinus) (10) are fitted, male cone (strobilus masculinus) (10) in column (2) inserts in the process of Inner taper hole (12), during inner conical surface (11) position that locking head enters into, inclined-plane on inner conical surface (11) oblique promotion locking head makes locking head compress locking spring (8) and outside oblique yielding, when the male cone (strobilus masculinus) (10) of column (2) contacts firm with the inner conical surface (11) of the Inner taper hole (12) of connector (3), locking head just in time enters the position of annular lock groove (9) after slipping over the inner conical surface (11) above annular lock groove (9) smoothly, locking head enters in annular lock groove (9) under the powered of locking spring (8), to coordinate with the inner conical surface of fitting (11) with the locking face of the annular lock groove (9) of V-arrangement and male cone (strobilus masculinus) (10) is locked can not retreat by facing directly of locking head, when the column body composition of D, employing multilayer prunes gardens special-purpose ladder, repeat the male cone (strobilus masculinus) (10) again inserting column (2) in the Inner taper hole (12) of column body upper end of step C, afterwards, the male cone (strobilus masculinus) (10) of column body can insert in the Inner taper hole (12) of a root post body below by Using such method again, completes being connected and fixed and locking between column body and column body, the assembling of column body and sliding seat (1) and column body and column body is very convenient, just can complete without any need for instrument,

Prune the method for dismounting of special garden ladder: during the column body of dismountable, pull the pin handle of lock pin (6), after the locking head of lock pin (6) front end exits the annular lock groove (9) on inner conical surface (11), column body upwards one is drawn or one lifts and automatically will separate with the Inner taper hole (12) in the connector (3) of a root post body below, and the male cone (strobilus masculinus) (10) of column body will separate automatically with the Inner taper hole (12) of the connector (3) of a root post body below; When dismantling column body fixing in sliding seat (1), pull the pin handle of lock pin (6), after the locking head of lock pin (6) front end exits the annular lock groove (9) on male cone (strobilus masculinus) (10), column body upwards one is drawn or one lifts and automatically will separate with the Inner taper hole (12) of sliding seat (1), and column body will separate automatically with sliding seat (1); The dismounting of column body and sliding seat (1) and column body and column body 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 chassis fitted together (16), hole seat (17), removable pin (15) and sliding seat (1) are placed on the ground, after sliding seat (1) is plugged the first root post body, point-blank whether the center line of vertical bar of observation gravity cone (19) and the parallel lines of the center line of column body, time not point-blank, the upper end of moving the column body inserting sliding seat (1) makes the parallel lines of the center line of column body 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) can not be rotated around removable pin (15), then all column bodies in sliding seat (1) are made all to keep perpendicular to horizontal plane, again needing the column body of height to take with oneself, pin steps down on foot-operated (13) on column body and climbs up, one section can be climbed and assemble the column body that a length of tape has foot-operated (13) again, when climbing to the top of ladder in the process of cat ladder, climb up again after inserting a root post body again in superincumbent Inner taper hole (12), when having pruned descending stair after branch, pin has stepped down on foot-operated (13) and has down climbed, and next section tears a root post body open, very convenient.

6. prune the manufacture method of special garden ladder for one kind, it is characterized in that: during fabrication, prune the ladder that special garden ladder creates single column support type, chassis (16), hole seat (17), sliding seat (1) and column body 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 chassis (16) creates dish type or bar shaped cross-like, the middle part of dish type or or bar shaped cross-like middle part on fix porose 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 hole seat (17) creates the supporter supporting and install removable pin (15), and supporter manufactures pin-and-hole (14) and locking screw;

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

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

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

Removable pin (15) creates pivot pin or bolt, is fixed on hole 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), internal taper hole creates the hole of tapering, inner conical surface (11) in Inner taper hole (12) is upper manufactures the annular lock groove (9) having depression, below Inner taper hole (12) or the inside manufacture and have air gap position (4), Inner taper hole (12) and air gap position (4) are directly through; 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 hole seat (17) below by removable pin (15) of sliding seat (1), being connected with column body by Inner taper hole (12) and locking bar 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 chassis (16), hole seat (17), removable pin (15) and sliding seat (1) are assembled into an independent entirety, are beneficial to rapid-assembling and prune special garden ladder;

Described column system causes cylinder, create column (2) and connector (3) two parts, column (2) and connector (3) two parts manufacture as a whole or are fixed together into as a whole after manufacturing respectively; The pin adopting pin to be fixedly connected with the folding that can draw in one end of the connector of column body (3) in the both sides of the damaged surface of column body is stepped on, manufacture in the lower end of the column (2) of column body and have male cone (strobilus masculinus) (10), oblique locking hole (5) is manufactured, the oblique surface of wearing out the surface of male cone (strobilus masculinus) (10) and the cylinder near male cone (strobilus masculinus) (10) of locking hole (5) at male cone (strobilus masculinus) (10) and between the surface of the cylinder of male cone (strobilus masculinus) (10); Manufacture in the end of the upper end of the connector (3) of column body 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 (4), the inner conical surface (11) in Inner taper hole (12) is upper manufactures the annular lock groove (9) having depression;

Described foot-operated (13) create hanger, connecting pin and riding boogie board three part, hanger creates the pedestal be fixed on column body, 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;

Described air gap position (4) is in the inside of Inner taper hole (12), not inconsistent with the bottom of Inner taper hole (12) when male cone (strobilus masculinus) (10) end insertion Inner taper hole (12) of column (2), make the close fit of inner conical surface (11) and male cone (strobilus masculinus) (10);

Described locking hole (5) is manufactured on one end that column body has male cone (strobilus masculinus) (10), is manufactured on the oblique surface of cylinder and the surface of male cone (strobilus masculinus) (10) of wearing out close male cone (strobilus masculinus) (10), one end of the male cone (strobilus masculinus) (10) of column (2); The aperture that the part that the two ends that two ends that are large, hole, the aperture that the centre of locking hole (5) manufactures for the part of installing locking spring (8) and force bearing disk (7) are used for lock pin (6) are stretched out manufactures is little, corresponding with the position of annular lock groove (9); Force bearing disk (7), lock pin (6) and locking spring (8) are installed in locking hole (5), force bearing disk (7) is arranged on the middle part of lock pin (6), locking spring (8) is arranged between force bearing disk (7) and locking hole (5), stretches out, locking head coordinates with annular lock groove (9) after male cone (strobilus masculinus) (10) stretches out after the pin handle of lock pin (6) passes from the centre of locking spring (8) from the damaged surface of column body;

Described locking hole (5) can also create cavity separately, the housing with the mating shapes of locking hole (5) can also be inlaid with in the cavity manufactured separately, oblique one end of exposing the damaged surface of column body or the damaged surface connecting or rivet or be welded on column body towards one end of the damaged surface of column body with screw, or connect with screw or rivet or be welded in the oblique locking hole (5) in column (2); The inside and outside two ends of described housing manufacture porose, lock pin (6), locking spring (8), force bearing disk (7) are installed in housing, force bearing disk (7) is arranged on the middle part of lock pin (6), locking spring (8) is arranged between force bearing disk (7) and housing, stretches out, locking head coordinates with annular lock groove (9) after stretching out from the hole of the inner face of housing after the pin handle of lock pin (6) passes from the centre of locking spring (8) from the hole of housing outer face;

Described annular lock groove (9) is manufactured on the inner conical surface (11) of the Inner taper hole (12) in sliding seat (1) and the Inner taper hole (12) on column body, create the V-shaped groove of annular, one side near the oral area of Inner taper hole (12) creates locking face, corresponding with the position of locking hole (5);

Described lock pin (6) creates locking head, middle part and pin handle three part, three parts create one, lock pin (6) is arranged in locking hole (5) through behind the two ends of locking hole (5), locking head is oblique stretch out the surface of male cone (strobilus masculinus) (10) after coordinate with the annular lock groove (9) in Inner taper hole (12) and produce locking effect, the oblique damaged surface of stretching out column (2) of pin shank portion; The leading section one side created at the bottom of the cone of acute angle bevel, the toward the outside conical surface (10) of described locking head creates to be faced directly;

Force bearing disk (7) creates middle porose solid or hollow card or dish or pad, or creates a projection on lock pin (6); When described force bearing disk (7) creates solid or hollow card or dish or pad, be fixed on the middle part of lock pin (6);

Locking spring (8) creates helical spring;

The column body of the special garden ladder of described pruning adopts the mode of connecting to be combined into single with sliding seat (1) and column body with column body and independently supports, the connection of column body and sliding seat (1) and column body and column body and fixingly all adopt cone match, 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;

The consistent tapering that the tapering that tapering and the male cone (strobilus masculinus) (10) of described Inner taper hole (12) coordinate creates;

The upper fixing porose seat (17) in described chassis (16), removable pin (15) connecting hole seat (17) and sliding seat (1), sliding seat (1) has installed gravity cone (19); The Inner taper hole (12) of described sliding seat (1) coordinates with the male cone (strobilus masculinus) (10) of the lower end of column body and fixes, the male cone (strobilus masculinus) (10) of column body coordinates with the inner conical surface (11) of the Inner taper hole (12) of a root post body below and fixes, and 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 annular lock groove (9) on inner conical surface (11) after coordinating with male cone (strobilus masculinus) (10) and fixing; Be fixed with in the both sides of the damaged surface of column body foot-operated (13) of the folding that can draw in one end of the connector of column body (3), be stained with skid-proof rubber in the bottom of chassis (16); Locking hole (5) is being manufactured between the damaged surface and male cone (strobilus masculinus) (10) of male cone (strobilus masculinus) (10); Force bearing disk (7), locking spring (8) and lock pin (6) are installed in locking hole (5), force bearing disk (7) is fixed on the middle part of lock pin (6), the pin shank portion of lock pin (6) stretches out from the surface of male cone (strobilus masculinus) (10) from the central part of locking spring (8) through retreading to the damaged surface of stretching out close column (2), locking head, and one end of locking spring (8) is pressed on force bearing disk (7), the other end withstands on locking hole (5).