CN204646067U - Special pruning garden ladder - Google Patents

Abstract

A kind of special pruning garden ladder, porose seat is fixed on its chassis, removable pin connecting hole seat and sliding seat, adjust the angle of chassis and sliding seat with gravity cone and lock with lock bolt, the inner conical surface of the male cone (strobilus masculinus) of column body lower end and sliding seat or below the Inner taper hole of a root post body coordinates 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 male cone (strobilus masculinus) 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 damaged surface of column body, be stained with skid-proof rubber in the bottom on chassis.The structure of special pruning garden ladder is simple, manufacture, assemble, carry and use very convenient, instrument is not needed in assembly and disassembly process during use, the difficult problem that the gardener solving management gardens uprightly climbs when pollard and stands, during climbing, the speed of assembling ladder is fast, safe and reliable, climbing is convenient; After using, dismounting, packaging and convenient transportation.

Description

Special pruning garden ladder

Technical field

The special pruning garden ladder of uprightly climbing when the utility model 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 utility model relates to is to provide a kind of being beneficial to carry, be convenient to the special pruning garden ladder of laying, assemble and climbing.

For achieving the above object, special pruning garden ladder described in the utility model comprises chassis, hole seat, removable pin, lock bolt, sliding seat, gravity cone, column body, male cone (strobilus masculinus), Inner taper hole, inner conical surface, locking system;

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 the pin-and-hole of the pin-and-hole on the seat of hole and sliding seat bottom, and the screw end exceeding the lock bolt of locking screw after the locking screw on lock bolt advances through hole seat is pressed in the lower part locking sliding seat of sliding seat and the fit angle on chassis; Inner taper hole and locking hole is had above described sliding seat, below Inner taper hole or the inside have air gap groove, sliding seat is coordinated with the male cone (strobilus masculinus) of column body lower end by Inner taper hole and is fixed, and coordinated and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post by the locking head of the annular lock groove on male cone (strobilus masculinus) with the lock pin through inner conical surface being arranged on sliding seat upper part, 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 and locking hole is had in the connection head end of column body upper end, there is air gap groove below Inner taper hole or the inside, 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 being coordinated and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post by the locking head of the annular lock groove on male cone (strobilus masculinus) with the lock pin be arranged on through inner conical surface in connector; Be fixed with the foot-operated of the folding that can draw in one end of the connector of column body in 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, male cone (strobilus masculinus) 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 male cone (strobilus masculinus) 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 locking system comprises locking hole, lock pin, locking spring, force bearing disk, annular lock groove, and described locking hole, on the upper part and connector of sliding seat, 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 male cone (strobilus masculinus) 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, there is Inner taper hole the upper end of upper part, between the surface of sliding seat upper part and Inner taper hole, have locking hole, there is air gap groove below Inner taper hole or the inside, Inner taper hole and air gap groove 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 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 one end of described connector has Inner taper hole, and there is air gap groove the inside of Inner taper hole, between the surface of connector and Inner taper hole, have locking hole.Annular lock groove is had at the mid portion of the male cone (strobilus masculinus) of column, described annular lock groove is the dovetail groove of annular, the annular locking limit of annular lock groove be the facing directly of annular, with the central axis of column body, corresponding with the position of locking hole, for coordinating with facing directly of locking head and produce locking effect, 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 foot-operatedly comprise hanger, connecting pin and riding boogie board, hanger is the connector having pin-and-hole be fixed on Body of pillar, connecting pin is the pin connecting sliding seat and riding boogie board, riding boogie board cylinder or flat plate, 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 locking hole is independent cavity, in sliding seat and in one end of the connector of column, mid portion and wear out that the aperture of leg surface is large, aperture that the one end, the inside in hole is stretched out for the locking head of lock pin is little, communicate with locking hole, corresponding with the position of the annular lock groove on male cone (strobilus masculinus), the large part of the median pore radius of locking hole is for installing the housing with the mating shapes of locking hole; In locking hole, be inlaid with the housing with the mating shapes of locking hole, housing exposes or does not expose the damaged surface of column in locking hole; When housing exposes the damaged surface of column, the one end of exposing the damaged surface of column connects with screw or rivets or be welded on the damaged surface of column; When housing does not expose the damaged surface of column, connect with screw or rivet or weld or be fixed in locking hole with jump ring; The inside and outside two ends of described housing manufacture porose, lock pin, 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, stretches out, locking head stretches out from the hole of the inner face of housing after the pin handle of lock pin passes from the centre of locking spring from the hole of housing outer face.

Described lock pin is that comprise locking head, middle part and pin handle three part, three parts are connected with the bar of pin handle and locking head or rod or block; The middle part of lock pin in the locking hole of the large mid portion in the aperture of locking hole through after locking spring, locking head to put in again after laterally entering Inner taper hole in the annular lock groove on male cone (strobilus masculinus) and with annular locking slot fit, pin shank portion crosses out the connector surface of column body or crosses out the surface of upper part of sliding seat; The leading section of described locking head be acute angle bevel with face directly the shape of composition, towards the one side of the small end of Inner taper hole be face directly.

Described force bearing disk is the porose pad in the centre be fixed on lock pin, or a projection on lock pin; When described chuck is pad, be fixed on the mid portion of lock pin.

Described annular lock groove is the trapezoidal annular groove lower than male cone (strobilus masculinus), the male cone (strobilus masculinus) of column body lower end coordinates with lock pin and completes self-locking, corresponding with the position of locking hole, and the one side near post end is locking face.

In order to make the assembling of special pruning garden ladder 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 ladder, described sliding seat and column body are hollow bodies; Described column body is individual layer or multilayer in the combination of ladder, and sliding seat is individual layer 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.

The structure of the utility model special pruning 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 that the gardener solving management gardens uprightly climbs when pollard and stands, 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 of special pruning 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 that chassis and hole seat combine;

Fig. 5 is the schematic appearance that chassis and hole seat and sliding seat combine.

Shown in figure: sliding seat 1, column 2, connector 3, air gap groove 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 special pruning garden ladder of the utility model mainly comprises 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, locking system;

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 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 and locking hole 5 is had above described sliding seat 1, below Inner taper hole 12 or the inside have air gap groove 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 coordinated and the be automatically locked inner conical surface 11 and male cone (strobilus masculinus) 10 that post by the locking head of the annular lock groove 9 on male cone (strobilus masculinus) 10 with the lock pin 6 through inner conical surface 11 being arranged on sliding seat 1 upper part, being provided with in the outside of Inner taper hole 12 part of sliding seat 1 lives turns hole, the taper shank of the upper end of gravity cone 19 inserts to live and turns fixing in hole and turn in hole can freely rotate alive, Inner taper hole 12 and locking hole 5 is had in connector 3 end of column body upper end, there is air gap groove 4 below Inner taper hole 12 or the inside, 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 being coordinated and the be automatically locked inner conical surface 11 and male cone (strobilus masculinus) 10 that post by the locking head of the annular lock groove 9 on male cone (strobilus masculinus) 10 with the lock pin 6 be arranged on through inner conical surface 11 in connector 3, be fixed with foot-operated 13 of the folding that can draw in one end of the connector 3 of column body in 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, male cone (strobilus masculinus) 10 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 male cone (strobilus masculinus) 10 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 locking system comprises locking hole 5, lock pin 6, locking spring 8, force bearing disk 7, annular lock groove 9, and described locking hole 5, on the upper part and connector 3 of sliding seat 1, 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 male cone (strobilus masculinus) 10 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.

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, between the surface and Inner taper hole 12 of sliding seat 1 upper part, have locking hole 5, below Inner taper hole 12 or the inside has air gap groove 4, Inner taper hole 12 and air gap groove 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 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 one end of described connector 3 has the inside of Inner taper hole 12, Inner taper hole 12 to have air gap groove 4, has locking hole 5 between the surface of connector 3 and Inner taper hole 12.Annular lock groove 9 is had at the mid portion of the male cone (strobilus masculinus) 10 of column 2, described annular lock groove 9 is dovetail grooves of annular, the annular locking limit of annular lock groove 9 be the facing directly of annular, with the central axis of column body, corresponding with the position of locking hole 5, for coordinating with facing directly of locking head and produce locking effect, 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 air gap groove 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.

Described foot-operated 13 comprise hanger, connecting pin and riding boogie board, hanger is the connector having pin-and-hole be fixed on Body of pillar, connecting pin is the pin connecting sliding seat 1 and riding boogie board, riding boogie board cylinder or flat plate, 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 locking hole 5 is independent cavitys, in sliding seat 1 and in one end of the connector 3 of column 2, mid portion and wear out that the aperture on column 2 surface is large, aperture that the one end, the inside in hole is stretched out for the locking head of lock pin 6 is little, communicate with locking hole 5, corresponding with the position of the annular lock groove 9 on male cone (strobilus masculinus) 10, the large part of the median pore radius of locking hole 5 is for installing the housing with the mating shapes of locking hole 5; In locking hole 5, be inlaid with the housing with the mating shapes of locking hole 5, housing exposes or does not expose the damaged surface of column 2 in locking hole 5; When housing exposes the damaged surface of column 2, the one end of exposing the damaged surface of column 2 connects with screw or rivets or be welded on the damaged surface of column 2; When housing does not expose the damaged surface of column 2, connect with screw or rivet or weld or be fixed in locking hole 5 with jump ring; The inside and outside two ends of described housing manufacture porose, lock pin 6, 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 stretches 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 is that comprise locking head, middle part and pin handle three part, three parts are connected with the bar of pin handle and locking head or rod or block; The middle part of lock pin 6 in the locking hole 5 of the large mid portion in the aperture of locking hole 5 through after locking spring 8, locking head to put in after laterally entering Inner taper hole 12 in the annular lock groove 9 on male cone (strobilus masculinus) 10 again and coordinates with annular lock groove 9, and pin shank portion crosses out connector 3 surface of column body or crosses out the surface of upper part of sliding seat 1; The leading section of described locking head be acute angle bevel with face directly the shape of composition, towards the one side of the small end of Inner taper hole 12 be face directly, acute angle bevel retreats for allowing the end of male cone (strobilus masculinus) 10 end of column 2 and male cone (strobilus masculinus) 10 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 pads in the centre be fixed on lock pin 6, or a projection on lock pin 6; When described chuck is pad, be fixed on the mid portion of lock pin 6.

Described annular lock groove 9 is the trapezoidal annular grooves lower than male cone (strobilus masculinus) 10, the male cone (strobilus masculinus) 10 of column body lower end coordinates with lock pin 6 and completes self-locking, corresponding with the position of locking hole 5, and the one side near column 2 end is locking face; Described locking face is used for coordinating with facing directly of the brake head of lock pin 6 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 lock pin 6 and the locked inner conical surface 11 that posts and male cone (strobilus masculinus) 10, so make column body and the fixation of column body and sliding seat 1 with the fixation of column body.

In order to make the assembling of special pruning garden ladder 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 ladder, described sliding seat 1 and column body are hollow bodies; Described column body is individual layer or multilayer in the combination of ladder, and sliding seat 1 is individual layer 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.

The assemble method of special pruning 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, the front end of male cone (strobilus masculinus) 10 enter into the position of locking head and acute angle bevel on oblique promotion locking head time, the front end oblique promotion locking head of male cone (strobilus masculinus) 10 compresses locking spring 8 and outwards makes a concession, and the front end of male cone (strobilus masculinus) 10 passes through the position of locking head; 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, annular lock groove 9 on male cone (strobilus masculinus) 10 is right through the position of locking head, locking head enters in annular lock groove 9 under the powered of locking spring 8, the facing directly of locking head to face directly with the annular of annular lock groove 9 coordinate the inner conical surface 11 of fitting and male cone (strobilus masculinus) 10 locked, male cone (strobilus masculinus) 10 can not be retreated, 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 an other root post body to insert in the Inner taper hole 12 of connector 3 in Inner taper hole 12 in connector 3 on C, column body again on 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 connector 3 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, the front end of male cone (strobilus masculinus) 10 enter into the position of locking head and acute angle bevel on oblique promotion locking head time, the front end oblique promotion locking head of male cone (strobilus masculinus) 10 compresses locking spring 8 and outwards makes a concession, and the front end of male cone (strobilus masculinus) 10 passes through the position of locking head; 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, annular lock groove 9 on male cone (strobilus masculinus) 10 is right through the position of locking head, locking head enters in annular lock groove 9 under the powered of locking spring 8, the facing directly of locking head to face directly with the annular of annular lock groove 9 coordinate the inner conical surface 11 of fitting and male cone (strobilus masculinus) 10 locked, male cone (strobilus masculinus) 10 can not be retreated.When the column body of D, employing multilayer forms special pruning garden 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 another root post 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.

The method for dismounting of special pruning 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 male cone (strobilus masculinus) 10, 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 2, 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 columns 2 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, the column body that one section of assembling one length of tape has foot-operated 13 can be climbed, 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.During descending stair, pin steps down on foot-operated 13 and down climbs, and next section tears a root post body open, very convenient.

Claims (4)

1. a special pruning garden ladder, is characterized in that: described special pruning garden ladder comprises 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), locking system;

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) 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) and locking hole (5) is had above described sliding seat (1), below Inner taper hole (12) or the inside have air gap groove (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 by the locking head of the annular lock groove (9) on male cone (strobilus masculinus) (10) with the lock pin (6) through inner conical surface (11) being arranged on sliding seat (1) upper part, be provided with to live in the outside of Inner taper hole (12) part of sliding seat (1) and turn hole, the taper shank of the upper end of gravity cone (19) inserts to live and turns fixing in hole and turn in hole can freely rotate alive, Inner taper hole (12) and locking hole (5) is had in connector (3) end in column body upper end, there is air gap groove (4) below Inner taper hole (12) or the inside, 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 by the locking head of the annular lock groove (9) on male cone (strobilus masculinus) (10) with the lock pin (6) be arranged on through inner conical surface (11) in connector (3), be fixed with in 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, male cone (strobilus masculinus) (10) 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 male cone (strobilus masculinus) (10) 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 locking system comprises locking hole (5), lock pin (6), locking spring (8), force bearing disk (7), annular lock groove (9), described locking hole (5), on the upper part and connector (3) of sliding seat (1), 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 male cone (strobilus masculinus) (10) 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 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 removable pin (15) is pivot pin or bolt;

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, locking hole (5) is had between the surface of sliding seat (1) upper part and Inner taper hole (12), there is air gap groove (4) below Inner taper hole (12) or the inside, and Inner taper hole (12) is directly through with air gap groove (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;

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 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 one end of described connector (3) has Inner taper hole (12), there is air gap groove (4) the inside of Inner taper hole (12), has locking hole (5) between the surface of connector (3) and Inner taper hole (12); Annular lock groove (9) is had at the mid portion of the male cone (strobilus masculinus) (10) of column (2), described annular lock groove (9) is the dovetail groove of annular, the annular locking limit of annular lock groove (9) be the facing directly of annular, with the central axis of column body, corresponding with the position of locking hole (5);

Described foot-operated (13) comprise hanger, connecting pin and riding boogie board, hanger is the connector having pin-and-hole be fixed on Body of pillar, connecting pin is the pin connecting sliding seat (1) and riding boogie board, riding boogie board cylinder or flat plate, be stained with skid-proof rubber or have antiskid glue sleeve at the surface of riding boogie board cover on the surface of riding boogie board;

Described locking hole (5) is independent cavity, in sliding seat (1) and in one end of the connector (3) of column (2), the aperture that the locking head that mid portion and the one end, the inside that is large, hole, aperture of wearing out column (2) surface are used for lock pin (6) stretches out is little, communicate with locking hole (5), corresponding with the position of the annular lock groove (9) on male cone (strobilus masculinus) (10), the part that the median pore radius of locking hole (5) is large is used for installing the housing with the mating shapes of locking hole (5); Can also be inlaid with the housing with the mating shapes of locking hole (5) in locking hole (5), housing exposes or does not expose the damaged surface of column (2) in locking hole (5); When housing exposes the damaged surface of column (2), the one end of exposing the damaged surface of column (2) connects with screw or rivets or be welded on the damaged surface of column (2); When housing does not expose the damaged surface of column (2), connect with screw or rivet or weld or be fixed in locking hole (5) with jump ring; The inside and outside two ends of described housing manufacture porose, lock pin (6), 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 stretches 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) is bar with pin handle and locking head or block, and comprise locking head, middle part and pin handle three part, three parts are connected; The middle part of lock pin (6) in the locking hole (5) of the large mid portion in the aperture of locking hole (5) through after locking spring (8), locking head to put in after laterally entering Inner taper hole (12) in the annular lock groove (9) on male cone (strobilus masculinus) (10) again and coordinates with annular lock groove (9), and it is surperficial or cross out the surface of upper part of sliding seat (1) that pin shank portion crosses out the connector (3) of column body; The leading section of described locking head be acute angle bevel with face directly the shape of composition, towards the one side of the small end of Inner taper hole (12) be face directly;

Described force bearing disk (7) is the porose pad in the centre be fixed on lock pin (6), or a projection on lock pin (6); When chuck is pad, be fixed on the mid portion of lock pin (6); Force bearing disk (7) is for bearing the thrust of promotion spring and passing to lock pin (6);

Described annular lock groove (9) is the trapezoidal annular groove lower than male cone (strobilus masculinus) (10), male cone (strobilus masculinus) (10) in column body lower end is upper to be coordinated with lock pin (6) and completes self-locking, corresponding with the position of locking hole (5), the one side near column (2) end is locking face;

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

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

2. special pruning 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. special pruning garden ladder according to claim 1, it is characterized in that: bore (19) to make gravity and 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).

4. special pruning garden ladder according to claim 1, it is characterized in that: in order in use can Rapid Combination and facilitate pin to step on, described column body is 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).