CN104763316B - Upright Special fire-fighting ladder - Google Patents
Upright Special fire-fighting ladder Download PDFInfo
- Publication number
- CN104763316B CN104763316B CN201510090929.2A CN201510090929A CN104763316B CN 104763316 B CN104763316 B CN 104763316B CN 201510090929 A CN201510090929 A CN 201510090929A CN 104763316 B CN104763316 B CN 104763316B
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- Prior art keywords
- pillar
- strobilus masculinus
- hole
- male cone
- rotating seat
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- 238000009966 trimming Methods 0.000 claims description 8
- 230000000994 depressogenic effect Effects 0.000 claims description 6
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
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- 239000007769 metal material Substances 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims 1
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/14—Ladders capable of standing by themselves
- E06C1/24—Non-hinged free-standing ladders
- E06C1/28—Non-hinged free-standing ladders multi-part
- E06C1/30—Non-hinged free-standing ladders multi-part extensible, e.g. telescopic
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
- E06C1/387—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders having tip-up steps
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/06—Securing devices or hooks for parts of extensible ladders
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/08—Special construction of longitudinal members, or rungs or other treads
- E06C7/081—Rungs or other treads comprising anti-slip features
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/42—Ladder feet; Supports therefor
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/50—Joints or other connecting parts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
A kind of upright Special fire-fighting ladder, key seat is fixed with its base, rotating dog connects key seat and rotating seat, the angle of adjustment base and rotating seat is bored with gravity and is locked with lock bolt, the inner conical surfaces of the Inner taper holes of the male cone (strobilus masculinus) of Body of pillar and the Inner taper holes of rotating seat or a following Body of pillar coordinates and fixed, and Inner taper holes coordinate with male cone (strobilus masculinus) and coordinated and the inner conical surface and male cone (strobilus masculinus) posted that be automatically locked by the annular stop groove on inner conical surface and banking pin after fixing.Skid-proof rubber can be stained with to the foot-operated of the folding of one end gathering of the connector of Body of pillar in the bottom of base by being fixed with the both sides of the damaged surface of Body of pillar.Uprightly Special fire-fighting ladder is simple in construction, assembling is carried and using very convenient, instrument is not needed during assembly and disassembly, fire fighter's upright problem climbed and stood when fire-fighting is speedily carried out rescue work and is rescued is solved, the speed of assembling ladder is fast, safe and reliable during climbing, climb convenient；After use, dismounting, packaging and convenient transportation.
Description
Technical field
The present invention relates to a kind of upright Special fire-fighting for fire fighter's upright climbing when fire-fighting is speedily carried out rescue work and is rescued
Ladder.
Background technology
The fire-fighting rack that present fire fighter uses is essentially all folding fire-fighting rack, and volume is again long greatly, is unfavorable for disappearing
Anti- team member carries, and opens and lay and be laborious during ladder.
The content of the invention
The purpose that the present invention is related to be to provide for it is a kind of be beneficial to carry, upright special disappearing of being easy to lay, assemble and climb
Anti- ladder and its manufacture and method.
To achieve the above object, upright Special fire-fighting ladder of the present invention is the ladder of single column support type, carries ladder
Pedestal be base, the cradle head of ladder is the key seat and rotating seat that rotate pin connection, and the cylinder of support ladder is Body of pillar,
Have foot-operated in the both sides of Body of pillar；Mainly include base, key seat, rotating dog, lock bolt, rotating seat, gravity cone, Body of pillar,
Male cone (strobilus masculinus), Inner taper holes, inner conical surface, brake apparatus；
Being fixed with described base on key seat, key seat has pin-and-hole and locking screw, and rotating dog passes through the pin-and-hole on key seat
Key seat and rotating seat are linked together with after the pin-and-hole of rotating seat bottom, lock bolt, which is screwed in after the locking screw on key seat, to be surpassed
The screw end for crossing the lock bolt of locking screw is pressed in the fit angle that rotating seat and base are partly locked below rotating seat.
There are Inner taper holes above described rotating seat, there is annular stop groove on the inner conical surface of Inner taper holes, below Inner taper holes or the inside
There is air gap, rotating seat is coordinated and fixed by the male cone (strobilus masculinus) of Inner taper holes and Body of pillar lower end, and by installed in pillar bottom
The annular stop groove of banking pin in brake hole on the brake head and inner conical surface for exposing male cone (strobilus masculinus) through after male cone (strobilus masculinus) coordinate and
Be automatically locked the inner conical surface and male cone (strobilus masculinus) posted；Turn hole living is provided with the outside of the Inner countersunk portions of rotating seat, gravity cone
Fix and can freely be rotated in turn hole living in the taper shank insertion turn hole living of upper end.Have in the connection head end of Body of pillar upper end
Have annular stop groove on Inner taper holes, the inner conical surface of Inner taper holes, below Inner taper holes or there is an air gap the inside, Body of pillar lower end it is outer
The conical surface is inserted in the Inner taper holes in the connector of a following Body of pillar, is matched somebody with somebody by Inner taper holes and the male cone (strobilus masculinus) of Body of pillar lower end
Close and fix, and by the banking pin in the brake hole of pillar bottom through the braking for exposing male cone (strobilus masculinus) after male cone (strobilus masculinus)
Head coordinates and the inner conical surface and male cone (strobilus masculinus) posted that be automatically locked with the annular stop groove on inner conical surface；In the cylinder table of Body of pillar
The both sides in face are fixed with the foot-operated of the folding that can be drawn in one end of the connector of Body of pillar, it is foot-operated on be cased with or be stained with it is anti-
Sliding glue.
Described Body of pillar has in the Inner taper holes in the middle part of the lower end insertion rotating seat of male cone (strobilus masculinus), or, Body of pillar has outer cone
The lower end in face is inserted in the Inner taper holes in the connector of a following Body of pillar upper end, there is annular stop groove and system on inner conical surface
The brake head of dynamic pin coordinates, and then locks the cooperation of inner conical surface and male cone (strobilus masculinus).
Described Inner taper holes are that have inner conical surface in tapered hole, Inner taper holes.Inner taper holes and branch on described rotating seat
The male cone (strobilus masculinus) of the lower end of post coordinates and fixed, and the Inner taper holes on connector and the male cone (strobilus masculinus) cooperation of the lower end of another pillar are consolidated
It is fixed；Described Inner taper holes coordinate with male cone (strobilus masculinus) and by the annular stop groove and the brake head of banking pin on inner conical surface after fixing
Coordinate and be automatically locked the inner conical surface and male cone (strobilus masculinus) posted.In order that Inner taper holes and male cone (strobilus masculinus) can close fit, it is described
The taper of Inner taper holes is consistent with the taper of male cone (strobilus masculinus).
Described brake apparatus includes brake hole, banking pin, promotes spring, chuck, annular stop groove, and described brake hole exists
The oblique surface for wearing out the cylinder close to male cone (strobilus masculinus) and the table of male cone (strobilus masculinus) between the surface of the cylinder of male cone (strobilus masculinus) and male cone (strobilus masculinus)
Chuck is horizontally installed with face, brake hole, spring and banking pin is promoted；Described chuck is fixed on the middle part of banking pin, is arranged on
The middle part of brake hole；Described promotion spring is enclosed on the middle part of banking pin, one end installed in the big part of the middle aperture of brake hole
Withstand on chuck, on the wall for the big part of middle aperture that the other end withstands on brake hole or withstand on the pin handle that is fixed on banking pin
On the jump ring of the small part in the aperture of the brake hole of one end；The middle part of described banking pin is each passed through through promotion spring, two ends
The lateral surfaces or the lateral surfaces of connector of the inner conical surface and rotating seat of connector or rotating seat, banking pin energy in brake hole
It is enough to slide, promote spring to be pressed in and promote the brake head of banking pin to coordinate with annular stop groove and form locking on chuck；Described is interior
The brake head for having annular stop groove and banking pin on the conical surface coordinates and the inner conical surface and male cone (strobilus masculinus) posted that be automatically locked.
Described base is disking body or is in strip interconnection shape, disking body or the pars intermedia for being in strip interconnection shape
Key seat is fixed with above position, in disking body or is in strip below interconnection shape and is stained with skid-proof rubber；Described base is used
In fixing key seat, steady brace and support pillar and bear all wt that key seat is born, prevent the lower end of Body of pillar to be absorbed in
In soil；Described skid-proof rubber is fixed on disking body or is in strip below interconnection shape, with ground resulting in friction and
Prevent base from sliding on the ground.
Described key seat is that have pin-and-hole and locking screw on support and the supporter for installing rotating dog, supporter, and pin-and-hole is used
In installing and fixed rotating dog and bear all wt that rotating dog is born.
The vicinity of pin-and-hole of the described locking screw on key seat, for assembling lock bolt and allowing purl screw in locking
It can be rotated in screw, be pressed in the screw end of lock bolt and matching somebody with somebody for rotating seat and base is partly locked below rotating seat
Close angle.
Described lock bolt is screw, can be rotated in locking screw, screw end and part below rotating seat
Friction is produced during contact and plays locking effect.
Described rotating dog is pivot pin or bolt, for connecting key seat and rotating seat and bearing the institute that rotating seat is born
There is weight.
Described rotating seat is that have horizontal pin-and-hole on connecting seat, lower part, and there are Inner taper holes the upper end of upper part,
Have on the inner conical surface of Inner taper holes below the annular stop groove of depression, Inner taper holes or there is air gap the inside, Inner taper holes and air gap are straight
Connect insertion；The central axis of the center line of described pin-and-hole and Inner taper holes or close to vertical；In the Inner countersunk portions of rotating seat
Outside be provided with turn hole living, turn hole living is circular hole, for installing gravity cone；Connected below rotating seat by rotating dog and key seat
Connect, be connected above with Inner taper holes with pillar；Described rotating seat is used for steady brace and supports what pillar and pillar were born
All wt.
Described gravity cone is the vertical bar with taper shank, and taper shank is vertical with vertical bar, taper shank insert fixed in work turn hole and
Can freely it be rotated in turn hole living；Described gravity bores the angle for directly observing the Body of pillar being arranged on rotating seat and ground
Reference object when spending and being used as adjustment Body of pillar perpendicular to horizontal plane.
Described gravity cone can fit together to form unit entirety with rotating seat, be easy to the group of special trimming garden ladder
Attach together and match somebody with somebody.
Described Body of pillar is that one end has male cone (strobilus masculinus), the other end to have the cylinders of Inner taper holes, including connector and two, pillar
Point, the pin for the folding that can be drawn in one end of the connector of Body of pillar is fixed with the both sides of the damaged surface of Body of pillar
Step on；Described Body of pillar is connector and pillar is fixed together the entirety to be formed, or be inherently connected
It is overall；One end that pillar does not have one end of male cone (strobilus masculinus) and connector and do not have Inner taper holes is connected or is fixed together to be formed
It is overall.The end face of the upper end of described connector, which has inside Inner taper holes, Inner taper holes, air gap, has on the inner conical surface of Inner taper holes
The annular stop groove of depression；There is male cone (strobilus masculinus) the lower end of described pillar, the cylinder close to male cone (strobilus masculinus) surface and male cone (strobilus masculinus) it
Between have a brake hole, the oblique surface and the surface of male cone (strobilus masculinus) for wearing out the cylinder close to male cone (strobilus masculinus) of brake hole.
Described riding includes hanger, connecting pin and riding boogie board, and hanger is integrally fixed at the connector for having pin-and-hole on Body of pillar,
Connecting pin is the pin for connecting hanger and riding boogie board, and riding boogie board is the square or flat cylinder or blocks stepped on for pin, in riding boogie board
Surface be stained with skid-proof rubber or be cased with antiskid glue sleeve on the surface of riding boogie board, it is foot-operated on skid-proof rubber play and prevent foot-operated anti-skidding up
Effect.
Described annular stop groove is recessed on the inner conical surface of the Inner taper holes on Inner taper holes and Body of pillar on rotating seat
Sunken annular groove, annular groove is V-shaped groove, and the position with brake hole is corresponding, and the one side close to the oral area of Inner taper holes is locking face；
Described locking face be used for brake head facing directly cooperation and produce locking effect；Described annular stop groove is used to allow banking pin
Brake head insertion annular stop groove when without the concern for insertion angle, coordinate with the brake head of banking pin and locked post
Inner conical surface and male cone (strobilus masculinus), the then locked inner conical surface and male cone (strobilus masculinus) posted, and then make connector and Body of pillar and rotating seat
With Body of pillar fixation.
Described brake hole is in the oblique surface for wearing out the cylinder close to male cone (strobilus masculinus) in one end of the male cone (strobilus masculinus) of pillar and outer cone
The surface in face, centre is used for installation and promotes the two ends that the aperture of the part of spring and chuck is big, hole two ends are used for banking pin to stretch out
Aperture it is small, the position with annular stop groove is corresponding；Chuck, banking pin are installed in brake hole and spring is promoted, chuck peace
Mounted in the middle part of banking pin, spring is promoted to be arranged between chuck and brake hole, the centre of pin handle from the promotion spring of banking pin is passed through
Stretched out afterwards from the damaged surface of Body of pillar, brake head coordinates after male cone (strobilus masculinus) stretching with annular stop groove, banking pin is in brake hole
It is interior to move.
Described banking pin includes brake head, middle part and the part of pin handle three, and three parts are connected, and banking pin is arranged on system
Behind the two ends that brake hole is passed through in dynamic hole, brake head is matched somebody with somebody behind the oblique surface for stretching out male cone (strobilus masculinus) with the annular stop groove in Inner taper holes
Close and produce locking effect, the oblique damaged surface for stretching out pillar of pin shank portion；The leading section of described brake head is that acute angle is oblique
Face, the one side towards the cone bottom of male cone (strobilus masculinus) are to face directly, inclined-plane be used to allowing connector Inner taper holes oral area and inner conical surface is oblique pushes away
Dynamic brake head is retreated, and is faced directly and is coordinated the locked male cone (strobilus masculinus) and inner conical surface worked good for the annular groove side of facing directly with annular stop groove.
Described chuck is integrally fixed at the pad at the middle part on banking pin, is fixed on the center section of banking pin.
Described promotion spring is helical spring, and the annular stop groove on brake head and male cone (strobilus masculinus) for promoting banking pin is matched somebody with somebody
Close and complete automatic locking.
Described air gap in the inside of Inner taper holes, when Inner taper holes are inserted in the male cone (strobilus masculinus) end for pillar not with Inner taper holes
Bottom is inconsistent, is easy to the close fit of inner conical surface and male cone (strobilus masculinus).
The inner conical surface of described Inner taper holes is used to coordinate and mounting column body with male cone (strobilus masculinus), realizes that rotating seat is fast with Body of pillar
Fast fixation and the quick fixation of Body of pillar and Body of pillar, quick assembling and quick demolition beneficial to Body of pillar, play Fast Installation
Quickly fixed effect；And then Body of pillar is distinguished fixation with rotating seat with connector and Body of pillar.
In order to increase the connectivity robustness and stability of ladder, improve the speed of installation and demolition, described Body of pillar with
Connection between rotating seat and Body of pillar and Body of pillar and it is fixed all use cone match, beneficial to quick assembling and quick folding
Unload；The male cone (strobilus masculinus) of Body of pillar is coordinated and locked by the annular stop groove on inner conical surface and banking pin in the Inner taper holes of rotating seat
Firmly and lock the cooperation of the male cone (strobilus masculinus) of pillar and the inner conical surface of rotating seat and do not loosen；The male cone (strobilus masculinus) of Body of pillar is bored in the Inner of connector
In hole, coordinated by the annular stop groove on inner conical surface and banking pin and pin and lock in the male cone (strobilus masculinus) and connector of pillar
The cooperation of the conical surface does not loosen.During assembling, inner conical surface is with male cone (strobilus masculinus) in the gravity born and in the presence of Body of pillar self gravitation
Press tighter and tighter and realize automatic fastening；During demolition, the pin handle of banking pin is pulled, the brake head of banking pin front end is exited on inner conical surface
Annular stop groove after, Body of pillar it is upward one lift male cone (strobilus masculinus) will automatically be separated with Inner taper holes.
The conical surface includes 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
Person is the conical surface of circular arc, or the special-shaped conical surface that circular arc is constituted with line segment；The described conical surface is the square taper of nose part
Face, or go to the conical face of nose part.
In order to support Body of pillar on inclined ground, when floor installation is on smooth ground, in rotating seat
Heart line is perpendicular to base, it is ensured that the Body of pillar on rotating seat is vertical or near perpendicular to horizontal plane；Floor installation exists
When on inclined ground, rotating seat can rotate certain angle above base around rotating dog, it is ensured that installed in rotation
Body of pillar on seat is vertical or near perpendicular to horizontal plane.
Key seat and rotating seat on base are fastened on using rotating dog, makes rotating seat can be around rotation above base
Ship and resell on another market and rotate certain angle, the pillar on rotating seat is ensure that when reaching and making floor installation on inclined ground
Body remains perpendicular to the purpose of horizontal plane.
In order that the assembling of upright Special fire-fighting ladder is quick, base, key seat, rotating dog and rotating seat are assembled in together
Overall or scattered part.
The inner conical surface and male cone (strobilus masculinus) worked good in order to locking do not loosen, and described brake hole, banking pin, chuck, push away
Dynamic spring and annular stop groove the composition locked inner conical surface and male cone (strobilus masculinus) worked good of locking system.
In order to reduce cost and mitigate the weight of upright Special fire-fighting ladder, the Body of pillar of described upright Special fire-fighting ladder with
Rotating seat and Body of pillar are combined into single Zhi Duli support with Body of pillar by the way of connecting, and rotating seat and Body of pillar are empty
Heart body or solid；Body of pillar is individual layer or multilayer in the combination of ladder, and base and rotating seat are in the combination of ladder
It is individual layer.
In order to ensure that perpendicular to horizontal plane, rotation forces rotating seat and pin are passed through using lock bolt all the time for Body of pillar
Seat produces frictional force to fix the angle angle of rotating seat and base, and peace is ensure that when making floor installation on inclined ground
Body of pillar on rotating seat is remained perpendicular to horizontal plane.
In order that gravity cone can be remained perpendicular to horizontal plane, the taper shank of described gravity cone in the upper end of vertical bar,
The center of gravity for boring gravity is less than the position of taper shank.
In order to Rapid Combination and pin be facilitated to step on when in use, described Body of pillar is combined into overall portion with foot-operated
Part, beneficial to can quickly assemble combination when using；Described fixing on Body of pillar of riding is connected using pin, pin
One end gathering being merely able on Body of pillar to connector is stepped on, is not slid downwards when pin is stepped down in foot-operated upper.
The assemble method of upright Special fire-fighting ladder：During assembling, A, place on the ground the base fitted together, key seat,
Rotating dog and rotating seat, base, above, then insert the lower end of the pillar for having male cone (strobilus masculinus) the Inner of rotating seat in ground, rotating seat
In taper hole, in the presence of self gravitation, the male cone (strobilus masculinus) of pillar is fitted and fixed naturally with the inner conical surface of rotating seat, and from branch
The gravity depressed on post is bigger, and inner conical surface is fitted closer and more firm with male cone (strobilus masculinus)；In the male cone (strobilus masculinus) insertion Inner cones of pillar
During hole, during the inner conical surface position that brake head is entered, the oblique inclined-plane promoted on brake head of inner conical surface makes brake head pressure
Contract and promote spring and outwards oblique yielding, when the male cone (strobilus masculinus) of pillar contacts firm with the inner conical surface of the Inner taper holes of rotating seat, braking
Head smoothly slips over the position for just entering annular stop groove after the inner conical surface above annular stop groove, and brake head is promoting the dynamic of spring
Push it is dynamic lower enter in annular stop groove, by brake head face directly and the locking face of the annular stop groove of V-arrangement coordinates fitting
Inner conical surface and male cone (strobilus masculinus) is locked to retreat, complete fixation and the locking of Body of pillar and rotating seat.B, observation gravity cone
Vertical bar center line and Body of pillar center line parallel lines whether point-blank, when not point-blank, move
The upper end of Body of pillar on insertion rotating seat makes the center line of the parallel lines of the center line of Body of pillar and the vertical bar of gravity cone one
On bar straight line, then the lock bolt rotated on key seat compresses part below rotating seat, rotating seat is turned around rotating dog
It is dynamic, allow the angle of base and rotating seat to keep constant, it is ensured that the pillar above rotating seat is perpendicular to horizontal plane；At one
When on straight line, just the lock bolt directly on rotation key seat compresses part below rotating seat, makes rotating seat can not be around rotation
Pin is rotated, and allows the angle of base and rotating seat to keep constant, it is ensured that the pillar above rotating seat is perpendicular to horizontal plane.C、
Connector is inserted into one end that another Body of pillar has male cone (strobilus masculinus) again in the Inner taper holes in the connector on Body of pillar again
In Inner taper holes, in the presence of self gravitation, the male cone (strobilus masculinus) of pillar is fitted and fixed naturally with the inner conical surface of connector, and from
The gravity depressed on Body of pillar is bigger, and inner conical surface is fitted closer and more firm with male cone (strobilus masculinus)；Inserted in the male cone (strobilus masculinus) of pillar
During Inner taper holes, during the inner conical surface position that brake head is entered, the oblique inclined-plane promoted on brake head of inner conical surface makes braking
Head compresses promotion spring and outside oblique yielding, when the male cone (strobilus masculinus) of pillar contacts firm with the inner conical surface of the Inner taper holes of connector,
Brake head smoothly slips over the position for just entering annular stop groove after the inner conical surface above annular stop groove, and brake head is promoting spring
Powered under enter in annular stop groove, pass through facing directly for brake head and coordinate handle with the locking face of the annular stop groove of V-arrangement
The inner conical surface and male cone (strobilus masculinus) of laminating are locked to be retreated；D, using multilayer Body of pillar composition trimming gardens special-purpose ladder when, weight
The male cone (strobilus masculinus) in the Inner taper holes of Body of pillar upper end again insertable into pillar of multiple step C, afterwards, method can be again by pillar according to this
The male cone (strobilus masculinus) of body is inserted in the Inner taper holes of a following Body of pillar, complete being connected between Body of pillar and Body of pillar and
Locking.The assembling of Body of pillar and rotating seat and Body of pillar and Body of pillar is very convenient, it is not necessary to which any instrument can just be completed.
The method for dismounting of upright Special fire-fighting ladder：During the Body of pillar of dismountable, pull before the pin handle of banking pin, banking pin
The brake head at end is exited after the annular stop groove on inner conical surface, and Body of pillar upward one is drawn or a lift will be with a following branch
Inner taper holes in the connector of cylinder are separated automatically, and the male cone (strobilus masculinus) of Body of pillar will be with the connector of a following Body of pillar
Inner taper holes are separated automatically.When dismantling Body of pillar fixed on rotating seat, the pin handle of banking pin, the brake head of banking pin front end are pulled
Exit after the annular stop groove on male cone (strobilus masculinus), Body of pillar upward one is drawn or a lift will automatically divide with the Inner taper holes of rotating seat
Open, Body of pillar will automatically be separated with rotating seat.The dismounting of Body of pillar and rotating seat and Body of pillar and Body of pillar is very convenient, no
Any instrument is needed just to complete.
Fire fighter first puts the base fitted together, key seat, rotating dog and rotating seat when fire-fighting is speedily carried out rescue work and is rescued
Put on the ground, plugged on rotating seat after first Body of pillar, the center line of the vertical bar of observation gravity cone and the center of Body of pillar
Point-blank whether, when not point-blank, move the upper end of the Body of pillar of insertion rotating seat makes branch to the parallel lines of line
The center line for the vertical bar that the parallel lines of the center line of cylinder are bored with gravity point-blank, then screws lock bolt compression rotation
Seat, makes rotating seat to be rotated around rotating dog, all Body of pillar on rotating seat is all remained perpendicular to horizontal plane；
The Body of pillar of needs height is taken with oneself again, pin steps down in riding on Body of pillar and climbed up, and can climb one section and assemble one again
Section, when climbing to the top of ladder during cat ladder, one is inserted into superincumbent Inner taper holes with foot-operated Body of pillar
Climbed up again after Body of pillar.When having trimmed descending stair after branch, pin is stepped down in down is climbed on foot-operated, and next section is torn open a Body of pillar, ten
Divide convenient.
The manufacture method of described upright Special fire-fighting ladder, it is characterised in that：
During fabrication, upright Special fire-fighting ladder is manufactured as the ladder of single column support type, base, key seat, rotating seat and branch
Cylinder is manufactured as sky using the aluminium alloy of light weight or the plastic manufacturing of titanium alloy or carbon alloy or glass-reinforced plastic material or high intensity
Heart body or solid；Banking pin is using metal material or the plastic manufacturing of glass-reinforced plastic material or high intensity.
Described base is manufactured as dish type or bar shaped cross-like, the middle part of dish type or or bar shaped cross-like in
Between be fixed with key seat on position, the middle part of dish type or or the pars intermedia of bar shaped cross-like below fix or be stained with it is anti-skidding
Glue.
Described key seat, which is manufactured as support and installs manufacture on the supporter of rotating dog, supporter, pin-and-hole and locking spiral shell
Hole.
Described locking screw manufactures in the vicinity of the pin-and-hole on key seat, locking screw and is equipped with lock bolt.
Described lock bolt is manufactured as screw, can be rotated in locking screw.
Described base and key seat is manufactured as an entirety, or it is separately manufactured after be fixed together to be formed one it is whole
Body.
Rotating dog is manufactured as pivot pin or bolt, is fixed on key seat and is connected with rotating seat.
Described rotating seat is manufactured as connecting seat, and lower part manufacture has horizontal pin-and-hole, the upper end of upper part
Manufacture has Inner taper holes, and internal taper hole is manufactured as tapered hole, and manufacture has the annular stop of depression on the inner conical surface of Inner taper holes
Groove, below Inner taper holes or the inside manufacture has an air gap, Inner taper holes and the direct insertion of air gap；The center line and Inner of described pin-and-hole
The central axis of taper hole is close vertical；There is turn hole living in the outside manufacture of the Inner countersunk portions of rotating seat, by turn hole system living
Cause and gravity cone is installed in circular hole, circular hole；It is connected below rotating seat by rotating dog with key seat, above with Inner taper holes
It is connected and fixes with Body of pillar with locking bar.
Described gravity cone is manufactured as the vertical bar with taper shank, and taper shank is vertical with vertical bar, solid in taper shank insertion turn hole living
Determine and can freely be rotated in turn hole living.
Described gravity cone can fit together to form unit entirety with rotating seat, be easy to the group of special trimming garden ladder
Attach together and match somebody with somebody.
Described base, key seat, rotating dog and rotating seat is assembled into an individually entirety, upright beneficial to quick assembling
Special fire-fighting ladder.
Described Body of pillar is manufactured as cylinder, is manufactured as pillar and connector two parts, pillar and connector two
Divide and be manufactured as an entirety or be fixed together after manufacturing respectively as an entirety；In the damaged surface of Body of pillar
The pin that both sides are fixedly connected with the folding that can be drawn in one end of the connector of Body of pillar using pin is stepped on, in Body of pillar
The lower end manufacture of pillar has male cone (strobilus masculinus), and manufacture has oblique braking between the surface of male cone (strobilus masculinus) and the cylinder of close male cone (strobilus masculinus)
The surface of hole, the oblique surface for wearing out male cone (strobilus masculinus) of brake hole and the cylinder close to male cone (strobilus masculinus)；In the upper end of the connector of Body of pillar
End manufacture have Inner taper holes, Inner taper holes are manufactured as tapered hole, below Inner taper holes manufacture have air gap, in Inner taper holes
Inner conical surface on manufacture have the annular stop groove of depression.
It is described it is foot-operated be manufactured as hanger, connecting pin and the part of riding boogie board three, hanger, which is manufactured as, to be fixed on Body of pillar
Pedestal, connecting pin be manufactured as connection hanger and riding boogie board pin, riding boogie board be manufactured as pin step on it is square or flat
Cylinder or blocks, skid-proof rubber is stained with the surface of riding boogie board or antiskid glue sleeve is cased with the surface of riding boogie board.
Described air gap is in the inside of Inner taper holes, the bottom when Inner taper holes are inserted in the male cone (strobilus masculinus) end of pillar not with Inner taper holes
Portion is inconsistent, makes the close fit of inner conical surface and male cone (strobilus masculinus).
Described brake hole manufacture has one end of male cone (strobilus masculinus) in Body of pillar, manufactures that one end in the male cone (strobilus masculinus) of pillar is oblique to wear
The surface and the surface of male cone (strobilus masculinus) of the broken cylinder close to male cone (strobilus masculinus)；The centre of brake hole is used to install the part for promoting spring and chuck
The aperture that the part for the two ends stretching that the aperture of manufacture is big, the two ends in hole are used for banking pin is manufactured is small, the position with annular stop groove
Put corresponding；Chuck, banking pin are installed in brake hole and spring is promoted, chuck is arranged on the middle part of banking pin, spring peace is promoted
Between chuck and brake hole, the pin handle of banking pin stretches out after being passed through from the centre for promoting spring from the damaged surface of Body of pillar,
Brake head coordinates after male cone (strobilus masculinus) stretching with annular stop groove.
Described brake hole separately fabricated can also turn into cavity, can also be inlaid with and make in separately fabricated cavity
Housing that the shape in dynamic hole matches, one end of the oblique damaged surface for exposing Body of pillar or the damaged surface towards Body of pillar
One end screw connection or riveting or the damaged surface for being welded on Body of pillar, or with screw connection or riveting or it is welded on vertical branch
In oblique brake hole in post；Described housing inside and outside two ends manufacture have be provided with hole, housing banking pin, promote spring,
Chuck, chuck is arranged on the middle part of banking pin, promotes spring to be arranged between chuck and housing, and the pin handle of banking pin is from promoting spring
Centre is stretched out after passing through from the hole of housing outer face, brake head is matched somebody with somebody after being stretched out from the hole of the inner face of housing with annular stop groove
Close.
Described annular stop groove is manufactured on the inner conical surface of the Inner taper holes on Inner taper holes and Body of pillar on rotating seat, system
The V-shaped groove of annular is caused, the one side close to the oral area of Inner taper holes is manufactured as locking face, and the position with brake hole is corresponding.
Described banking pin is manufactured as brake head, middle part and the part of pin handle three, and three parts are manufactured as one, banking pin
Behind the two ends that brake hole is passed through in brake hole, with the annular in Inner taper holes behind the oblique surface for stretching out male cone (strobilus masculinus) of brake head
Breaker slot coordinates and produces locking effect, the oblique damaged surface for stretching out pillar of pin shank portion；The leading section of described brake head
Acute angle bevel, the one side towards the cone bottom of male cone (strobilus masculinus) is manufactured as to be manufactured as and face directly.
Chuck is manufactured as middle porose solid or hollow card or disk or pad, or is manufactured as on banking pin
A projection；When described chuck is manufactured as solid or hollow card or disk or pad, banking pin is fixed on
Middle part.
Spring is promoted to be manufactured as helical spring.
The Body of pillar of described upright Special fire-fighting ladder and rotating seat and the Body of pillar group by the way of connecting with Body of pillar
Single Zhi Duli support is synthesized, the connection and fixation of Body of pillar and rotating seat and Body of pillar and Body of pillar are all matched somebody with somebody using the conical surface
Close, the conical surface is manufactured as inner conical surface and male cone (strobilus masculinus), inner conical surface and male cone (strobilus masculinus) are manufactured as the taper surface of point, the cross section of the conical surface
The polygonal conical surface is manufactured as, or is manufactured as the conical surface of circular or circular arc.
The consistent taper that the taper that the taper of described Inner taper holes coordinates with male cone (strobilus masculinus) is manufactured as.
In order to support Body of pillar on inclined ground, when floor installation is on smooth ground, in rotating seat
Heart line is perpendicular to base, it is ensured that the Body of pillar on rotating seat is vertical or near perpendicular to horizontal plane；Floor installation exists
When on inclined ground, rotating seat can rotate certain angle above base around rotating dog, it is ensured that installed in rotation
Body of pillar on seat is vertical or near perpendicular to horizontal plane.
Key seat, rotating dog connection key seat and rotating seat are fixed with described base, rotating seat has installed gravity cone；Institute
The Inner taper holes for the rotating seat stated and the male cone (strobilus masculinus) of the lower end of Body of pillar coordinate and fixed, the male cone (strobilus masculinus) of Body of pillar and a following branch
The inner conical surfaces of the Inner taper holes of cylinder coordinates and fixed, Inner taper holes coordinate with male cone (strobilus masculinus) and by the annular on inner conical surface after fixing
Breaker slot coordinates and the inner conical surface and male cone (strobilus masculinus) posted that be automatically locked with banking pin.Consolidate in the both sides of the damaged surface of Body of pillar
Surely there is riding for the folding that can be drawn in one end of the connector of Body of pillar, skid-proof rubber is stained with the bottom of base.By
Manufacture has brake hole between the damaged surface and male cone (strobilus masculinus) of nearly male cone (strobilus masculinus)；Chuck is installed in brake hole, spring and braking is promoted
Pin, chuck is fixed on the middle part of banking pin, and the central part of pin shank portion from the promotion spring of banking pin is close to stretching out through retreading
The damaged surface of pillar, brake head stretch out from the surface of male cone (strobilus masculinus), promote that one end of spring is pressed on chuck, the other end withstands on braking
Kong Shang.
Simple in construction, manufacture, the assembling and using very convenient of Special fire-fighting ladder of the invention upright, are easy to carry, use
When assembly and disassembly during do not need instrument, solve fire fighter and upright climbing and stood when fire-fighting is speedily carried out rescue work and is rescued
Problem, the speed that assembles ladder during climbing is fast, safe and reliable, climbing is convenient；After use, dismounting, packaging and convenient transportation.
Brief description of the drawings
Fig. 1 is the assembly structure diagram of upright Special fire-fighting ladder；
Fig. 2 is the structural representation of Body of pillar；
Fig. 3 is the cross section structure diagram of rotating seat；
Fig. 4 is the schematic appearance of the top view of rotating seat；
Fig. 5 is base and key seat and the schematic appearance of the combining structure of rotating seat.
Shown in figure：Rotating seat 1, pillar 2, connector 3, air gap 4, brake hole 5, banking pin 6, chuck 7, promotion spring 8, ring
Shape breaker slot 9, male cone (strobilus masculinus) 10, inner conical surface 11, Inner taper holes 12, foot-operated 13, pin-and-hole 14, rotating dog 15, base 16, key seat 17, lock
Only screw 18, gravity bore 19.
Embodiment
Upright Special fire-fighting ladder of the invention is the ladder of single column support type, and the pedestal of carrying ladder is base, turn of ladder
Movable joint is the key seat and rotating seat for rotating pin connection, and the cylinder of support ladder is Body of pillar, has foot-operated in the both sides of Body of pillar
13；Upright Special fire-fighting ladder mainly include base 16, key seat 17, rotating dog 15, lock bolt 18, rotating seat 1, gravity cone 19,
Body of pillar, male cone (strobilus masculinus) 10, Inner taper holes 12, inner conical surface 11, brake apparatus；
Being fixed with described base 16 on key seat 17, key seat 17 has pin-and-hole 14 and locking screw, and rotating dog 15 passes through pin
Seat 17 on pin-and-hole 14 and the bottom of rotating seat 1 pin-and-hole 14 after key seat 17 and rotating seat 1 are linked together, lock bolt 18 revolves
The screw end for entering the lock bolt 18 after the locking screw on key seat 17 more than locking screw is pressed in part below rotating seat 1
Lock the fit angle of rotating seat 1 and base 16.There are Inner taper holes 12 above described rotating seat 1, in the inner cone of Inner taper holes 12
Have annular stop groove 9 on face 11, below Inner taper holes 12 or there is an air gap 4 the inside, rotating seat 1 pass through Inner taper holes 12 with Body of pillar
The male cone (strobilus masculinus) 10 at end coordinates and fixed, and by the banking pin 6 in the brake hole 5 of the bottom of pillar 2 through male cone (strobilus masculinus)
The brake head and the annular stop groove 9 on inner conical surface 11 for exposing male cone (strobilus masculinus) 10 after 10 coordinate and are automatically locked the inner conical surface posted
11 and male cone (strobilus masculinus) 10；Turn hole living, the taper shank insertion of the upper end of gravity cone 19 are provided with the outside of the part of Inner taper holes 12 of rotating seat 1
Fix and can freely be rotated in turn hole living in turn hole living.There are Inner taper holes 12, Inner cones in the end of connector 3 of Body of pillar upper end
There is annular stop groove 9 on the inner conical surface 11 in hole 12, below Inner taper holes 12 or there are air gap 4, the outer cone of Body of pillar lower end in the inside
Face 10 is inserted in the Inner taper holes 12 in the connector 3 of a following Body of pillar, passes through the outer of Inner taper holes 12 and Body of pillar lower end
The conical surface 10 coordinates and fixed, and is revealed by the banking pin 6 in the brake hole 5 of the bottom of pillar 2 through after male cone (strobilus masculinus) 10
Go out the brake head of male cone (strobilus masculinus) 10 and coordinate and be automatically locked the inner conical surface 11 that posts and outside with the annular stop groove 9 on inner conical surface 11
The conical surface 10；The folding that can be drawn in one end of the connector 3 of Body of pillar is fixed with the both sides of the damaged surface of Body of pillar
Foot-operated 13, foot-operated 13 on be cased with or be stained with skid-proof rubber.
Described Body of pillar has in the Inner taper holes 12 at the middle part of lower end insertion rotating seat 1 of male cone (strobilus masculinus) 10, or, Body of pillar has
The lower end of male cone (strobilus masculinus) 10 is inserted in the Inner taper holes 12 in the connector 3 of a following Body of pillar upper end, has ring on inner conical surface 11
The brake head of shape breaker slot 9 and banking pin 6 coordinates, and then locks the cooperation of inner conical surface 11 and male cone (strobilus masculinus) 10.
Described Inner taper holes 12 are that have inner conical surface 11 in tapered hole, Inner taper holes 12.Inner cones on described rotating seat 1
The male cone (strobilus masculinus) 10 of hole 12 and the lower end of pillar 2 coordinates and fixed, the lower end of the Inner taper holes 12 on connector 3 and another pillar 2
Male cone (strobilus masculinus) 10 coordinate and fix；Described Inner taper holes 12 coordinate with male cone (strobilus masculinus) 10 and by the ring on inner conical surface 11 after fixing
The brake head of shape breaker slot 9 and banking pin 6 coordinates and the inner conical surface 11 and male cone (strobilus masculinus) 10 posted that be automatically locked.In order that Inner is bored
Hole 12 and male cone (strobilus masculinus) 10 can close fit, the taper of described Inner taper holes 12 is consistent with the taper of male cone (strobilus masculinus) 10.
Described brake apparatus includes brake hole 5, banking pin 6, promotes spring 8, chuck 7, annular stop groove 9, described system
Dynamic hole 5 oblique surface for wearing out the cylinder close to male cone (strobilus masculinus) 10 between the surface of the cylinder close to male cone (strobilus masculinus) 10 and male cone (strobilus masculinus) 10
With the surface of male cone (strobilus masculinus) 10, chuck 7 is horizontally installed with brake hole 5, spring 8 and banking pin 6 is promoted；Described chuck 7 is fixed on
The middle part of banking pin 6, the middle part installed in brake hole 5；The big portion of the described middle aperture for promoting spring 8 to be arranged on brake hole 5
The middle part of banking pin 6 point is enclosed on, one end is withstood on chuck 7, the other end is withstood on the wall of the big part of middle aperture of brake hole 5
Or withstand on and be fixed on the jump ring of the small part in the aperture of the brake hole 5 of one end of the pin handle of banking pin 6；Described banking pin 6
Middle part through promote spring 8, two ends be each passed through connector 3 or the inner conical surface 11 of rotating seat 1 and the lateral surfaces of rotating seat 1 or
The lateral surfaces of connector 3, banking pin 6 can be slided in brake hole 5, promoted spring 8 to be pressed on chuck 7 and promoted banking pin 6
Brake head coordinates with annular stop groove 9 and forms locking；There is the system of annular stop groove 9 and banking pin 6 on described inner conical surface 11
Dynamic head coordinates and the inner conical surface 11 and male cone (strobilus masculinus) 10 posted that be automatically locked.
Described base 16 is disking body or is in strip interconnection shape, disking body or the centre for being in strip interconnection shape
Key seat 17 is fixed with above position, in disking body or is in strip below interconnection shape and is stained with skid-proof rubber；Described bottom
Seat 16 is used for fixing key seat 17, steady brace 2 and support pillar 2 and bears all wt that key seat 17 is born, and prevents pillar
The lower end of body is absorbed in soil；Described skid-proof rubber is fixed on disking body or is in strip below interconnection shape, with ground
Produce frictional force and prevent base 16 from sliding on the ground.
Described key seat 17 is that have pin-and-hole 14 and locking screw on support and the supporter for installing rotating dog 15, supporter,
Pin-and-hole 14 is used to installing and fixing rotating dog 15 and bears all wt that rotating dog 15 is born.
The vicinity of pin-and-hole 14 of the described locking screw on key seat 17, for assembling lock bolt 18 and allowing purl screw
It can be rotated in locking screw, the screw end of lock bolt 18 is pressed in below rotating seat 1 and partly lock rotating seat 1
With the fit angle of base 16.
Described lock bolt 18 is screw, can be rotated in locking screw, below screw end and rotating seat 1
Friction is produced when tap is touched and plays locking effect.
Described rotating dog 15 is pivot pin or bolt, is held for connecting key seat 17 and rotating seat 1 and bearing rotating seat 1
The all wt received.
Described rotating seat 1 is that have horizontal pin-and-hole 14 on connecting seat, lower part, and there are Inner cones the upper end of upper part
Below hole 12, the annular stop groove 9 for having depression on the inner conical surface 11 of Inner taper holes 12, Inner taper holes 12 or there is air gap 4, Inner the inside
Taper hole 12 and the direct insertion of air gap 4；The center line of described pin-and-hole 14 is with the central axis of Inner taper holes 12 or close to vertical；
The outside of the part of Inner taper holes 12 of rotating seat 1 is provided with turn hole living, and turn hole living is circular hole, for installing gravity cone 19；Rotating seat 1
It is connected, is connected above with Inner taper holes 12 with pillar 2 with key seat 17 below by rotating dog 15；Described rotating seat 1 is used for steady
Determine all wt that pillar 2 and support pillar 2 and pillar 2 are born.
Described gravity cone 19 is the vertical bar with taper shank, and taper shank is vertical with vertical bar, is fixed simultaneously in taper shank insertion turn hole living
Can freely it be rotated in turn hole living；Described gravity cone 19 is used for the Body of pillar and ground that directly observation is arranged on rotating seat 1
The angle in face and be used as adjustment Body of pillar perpendicular to horizontal plane when reference object.
Described gravity cone 19 can fit together to form unit entirety with rotating seat 1, be easy to special trimming garden ladder
Combination assembling.
Described Body of pillar is that one end has male cone (strobilus masculinus) 10, the other end to have the cylinders of Inner taper holes 12, including connector 3 and pillar
2 two parts, the folding that can be drawn in one end of the connector 3 of Body of pillar is fixed with the both sides of the damaged surface of Body of pillar
Foot-operated 13；Described Body of pillar is connector 3 and pillar 2 is fixed together the entirety to be formed, or is inherently connected
Integral entirety；The one end of pillar 2 without male cone (strobilus masculinus) 10 is connected or fixed with the one end of connector 3 without Inner taper holes 12
It is joined together to form entirety.The end face of the upper end of described connector 3 has Inner taper holes 12, and there is air gap 4 the inside of Inner taper holes 12,
There is the annular stop groove 9 of depression on the inner conical surface 11 of Inner taper holes 12；There is male cone (strobilus masculinus) 10 lower end of described pillar 2, close
There are brake hole 5, the oblique cylinder worn out close to male cone (strobilus masculinus) 10 of brake hole 5 between the surface of the cylinder of male cone (strobilus masculinus) 10 and male cone (strobilus masculinus) 10
Surface and male cone (strobilus masculinus) 10 surface.
Described foot-operated 13 include hanger, connecting pin and riding boogie board, and hanger is integrally fixed at the company for having pin-and-hole 14 on Body of pillar
Junctor, connecting pin is the pin for connecting hanger and riding boogie board, and riding boogie board is the square or flat cylinder or blocks stepped on for pin,
The surface of riding boogie board is stained with skid-proof rubber or is cased with antiskid glue sleeve on the surface of riding boogie board, and the skid-proof rubber on foot-operated 13, which is played, prevents foot-operated 13
Anti-skidding effect up.
Described annular stop groove 9 is the inner conical surface of the Inner taper holes 12 on Inner taper holes 12 and Body of pillar on rotating seat 1
The annular groove of depression on 11, annular groove is V-shaped groove, and the position with brake hole 5 is corresponding, close to the one of the oral area of Inner taper holes 12
Face is locking face；Described locking face be used for brake head facing directly cooperation and produce locking effect；Described annular stop groove 9
For allow banking pin 6 brake head insert annular stop groove 9 when without the concern for insertion angle, the brake head with banking pin 6
Coordinate and the locked inner conical surface 11 and male cone (strobilus masculinus) 10 posted, then the locked inner conical surface 11 and male cone (strobilus masculinus) 10 posted, and then
Make connector 3 and Body of pillar and rotating seat 1 and Body of pillar fixation.
Described brake hole 5 is on the oblique surface for wearing out the cylinder close to male cone (strobilus masculinus) 10 in one end of the male cone (strobilus masculinus) 10 of pillar 2
With the surface of male cone (strobilus masculinus) 10, the middle aperture for being used to install the part for promoting spring 8 and chuck 7 is big, hole two ends are for banking pin 6
Two ends stretch out aperture it is small, the position with annular stop groove 9 is corresponding；Chuck 7, the and of banking pin 6 are installed in brake hole 5
Spring 8 is promoted, chuck 7 is arranged on the middle part of banking pin 6, promotes spring 8 to be arranged between chuck 7 and brake hole 5, the pin of banking pin 6
Handle stretches out after being passed through from the centre for promoting spring 8 from the damaged surface of Body of pillar, brake head after the stretching of male cone (strobilus masculinus) 10 with loop system
Dynamic groove 9 coordinates, and banking pin 6 can be moved in brake hole 5.
Described banking pin 6 includes brake head, middle part and the part of pin handle three, and three parts are connected, and banking pin 6 is arranged on
Behind the two ends that brake hole 5 is passed through in brake hole 5, with the annular in Inner taper holes 12 behind the oblique surface for stretching out male cone (strobilus masculinus) 10 of brake head
Breaker slot 9 coordinates and produces locking effect, the oblique damaged surface for stretching out pillar 2 of pin shank portion；The front end of described brake head
Portion is that acute angle bevel, the one side towards the cone bottom of male cone (strobilus masculinus) 10 are to face directly, inclined-plane be used to allowing connector 3 Inner taper holes 12 oral area
Retreated with the oblique promotion brake head of inner conical surface 11, face directly and coordinate locked work good for the annular groove side of facing directly with annular stop groove 9
Male cone (strobilus masculinus) 10 and inner conical surface 11.
Described chuck 7 is integrally fixed at the pad at the middle part on banking pin 6, is fixed on the center section of banking pin 6.
Described promotion spring 8 is helical spring, brake head and the annular stop on male cone (strobilus masculinus) 10 for promoting banking pin 6
Groove 9 coordinates and completes automatic locking.
Described air gap 4 in the inside of Inner taper holes 12, when Inner taper holes 12 are inserted in the end of male cone (strobilus masculinus) 10 for pillar 2 not with
The bottom of Inner taper holes 12 is inconsistent, is easy to the close fit of inner conical surface 11 and male cone (strobilus masculinus) 10.
The inner conical surface 11 of described Inner taper holes 12 be used for coordinate and mounting column body with male cone (strobilus masculinus) 10, realize rotating seat 1 with
The quick fixation of Body of pillar and the quick fixation of Body of pillar and Body of pillar, quick assembling and quick demolition beneficial to Body of pillar, are played
Fast Installation and quickly fixed effect；And then Body of pillar is distinguished fixation with rotating seat 1 with connector 3 and Body of pillar.
In order to increase the connectivity robustness and stability of ladder, improve the speed of installation and demolition, described Body of pillar with
Connection between rotating seat 1 and Body of pillar and Body of pillar and it is fixed all use cone match, beneficial to quick assembling and quick folding
Unload；The male cone (strobilus masculinus) 10 of Body of pillar passes through the annular stop groove 9 on inner conical surface 11 and banking pin 6 in the Inner taper holes 12 of rotating seat 1
Coordinate and pin and lock the male cone (strobilus masculinus) 10 of pillar 2 and the cooperation of the inner conical surface 11 of rotating seat 1 does not loosen；The male cone (strobilus masculinus) of Body of pillar
10 in the Inner taper holes 12 of connector 3, are coordinated by the annular stop groove 9 on inner conical surface 11 and banking pin 6 and pin and lock
The cooperation of the male cone (strobilus masculinus) 10 of pillar 2 and the inner conical surface 11 of connector 3 does not loosen.During assembling, inner conical surface 11 is being held with male cone (strobilus masculinus) 10
The gravity received and press tighter and tighter in the presence of Body of pillar self gravitation and realize automatic fastening；During demolition, banking pin 6 is pulled
Pin handle, the brake head of the front end of banking pin 6 is exited after the annular stop groove 9 on inner conical surface 11, the upward lift male cone (strobilus masculinus) of Body of pillar
10 will automatically separate with Inner taper holes 12.
The conical surface includes inner conical surface 11 and male cone (strobilus masculinus) 10, and the cross section of the conical surface is the circular conical surface, or polygonal cone
Face, or circular arc the conical surface, or the special-shaped conical surface that circular arc and line segment are constituted；The described conical surface is the side of nose part
The face of taper, or go to the conical face of nose part.
In order to support Body of pillar on inclined ground, when base 16 is arranged on smooth ground, rotating seat 1
Central axis is in base 16, it is ensured that the Body of pillar on rotating seat 1 is vertical or near perpendicular to horizontal plane；Base 16
When on inclined ground, rotating seat 1 can rotate certain angle above base 16 around rotating dog 15, it is ensured that
Body of pillar on rotating seat 1 is vertical or near perpendicular to horizontal plane.
Key seat 17 and rotating seat 1 on base 16 are fastened on using rotating dog 15, makes rotating seat 1 in the upper of base 16
Face can rotate certain angle around rotating dog 15, ensure that and be arranged on when reaching and base 16 is arranged on inclined ground
Body of pillar on rotating seat 1 remains perpendicular to the purpose of horizontal plane.
In order that the assembling of upright Special fire-fighting ladder is quick, base 16, key seat 17, rotating dog 15 and rotating seat 1 are assemblings
Entirety together or scattered part.
The inner conical surface 11 and male cone (strobilus masculinus) 10 worked good in order to locking do not loosen, described brake hole 5, banking pin 6, card
Disk 7, promotion spring 8 and the composition locked inner conical surface 11 and male cone (strobilus masculinus) 10 worked good of locking system of annular stop groove 9.
In order to reduce cost and mitigate the weight of upright Special fire-fighting ladder, the Body of pillar of described upright Special fire-fighting ladder with
Rotating seat 1 and Body of pillar are combined into single Zhi Duli support with Body of pillar by the way of connecting, and rotating seat 1 and Body of pillar are
Hollow body or solid；Body of pillar is individual layer or multilayer in the combination of ladder, the group of base 16 and rotating seat 1 in ladder
It is individual layer in conjunction.
In order to ensure that perpendicular to horizontal plane, rotation forces rotating seat 1 is passed through using lock bolt 18 all the time for Body of pillar
Produce frictional force to fix the angle angle of rotating seat 1 and base 16 with key seat 17, base 16 is arranged on inclined ground
When ensure that the Body of pillar on rotating seat 1 is remained perpendicular to horizontal plane.
In order that gravity cone 19 can be remained perpendicular to horizontal plane, the taper shank of described gravity cone 19 is in the upper of vertical bar
End, the center of gravity for making gravity bore 19 is less than the position of taper shank.
In order to Rapid Combination and pin be facilitated to step on when in use, described Body of pillar is combined into overall portion with foot-operated 13
Part, beneficial to can quickly assemble combination when using；The fixing on Body of pillar of described foot-operated 13 is connected using pin,
Foot-operated 13 are merely able to one end gathering to connector 3 on Body of pillar, pin is not slid downwards when stepping down on foot-operated 13.
The assemble method of upright Special fire-fighting ladder：During assembling, A, base 16, the key seat fitted together is placed on the ground
17th, rotating dog 15 and rotating seat 1, base 16 are inserted in ground, rotating seat 1 above, then the lower end for the pillar 2 for having male cone (strobilus masculinus) 10
In the Inner taper holes 12 for entering rotating seat 1, in the presence of self gravitation, the male cone (strobilus masculinus) 10 of pillar 2 and the inner conical surface 11 of rotating seat 1 are certainly
So laminating and fix, and the gravity depressed from pillar 2 is bigger, and inner conical surface 11 is fitted closer and more firm with male cone (strobilus masculinus) 10
Lean on；During the insertion Inner of male cone (strobilus masculinus) 10 taper holes 12 of pillar 2, during 11 position of inner conical surface that brake head is entered, inner conical surface
11 it is oblique promote brake heads on inclined-planes make brake head compression promote spring 8 and outwards it is oblique make a concession, when pillar 2 male cone (strobilus masculinus) 10 with
When the inner conical surface 11 of the Inner taper holes 12 of rotating seat 1 contacts firm, brake head smoothly slips over the inner conical surface 11 above annular stop groove 9
Just enter the position of annular stop groove 9 afterwards, brake head enters in annular stop groove 9 in the case where promoting the powered of spring 8, passed through
Brake head face directly and the annular stop groove 9 of V-arrangement locking face coordinate the inner conical surface 11 fitted and male cone (strobilus masculinus) 10 is locked can not
It is enough to retreat, complete fixation and locking of the Body of pillar with rotating seat 1.B, the vertical bar of observation gravity cone 19 center line and Body of pillar
Center line parallel lines whether point-blank, when not point-blank, move the Body of pillar on insertion rotating seat 1
Upper end makes the center line of the parallel lines of the center line of Body of pillar and the vertical bar of gravity cone 19 point-blank, then rotating dog 15
On lock bolt 18 compress rotating seat 1 below part, rotating seat 1 is rotated around rotating dog 15, allow base 16 with
The angle of rotating seat 1 keeps constant, it is ensured that the pillar 2 above rotating seat 1 is perpendicular to horizontal plane；Point-blank
When, part below rotating seat 1 is compressed with regard to the lock bolt 18 on direct rotating dog 15, makes rotating seat 1 can not be around rotation
Pin 15 is rotated, and allows the angle of base 16 and rotating seat 1 to keep constant, it is ensured that the pillar 2 above rotating seat 1 is perpendicular to water
Plane.Another Body of pillar is had to one end of male cone (strobilus masculinus) 10 again in the Inner taper holes 12 in C, connector 3 again on Body of pillar
In the Inner taper holes 12 for inserting connector 3, in the presence of self gravitation, the male cone (strobilus masculinus) 10 of pillar 2 and the inner conical surface 11 of connector 3
Naturally fit and fix, and the gravity depressed from Body of pillar is bigger, inner conical surface 11 fitted with male cone (strobilus masculinus) 10 it is closer and more
Plus it is firm；It is interior during 11 position of inner conical surface that brake head is entered during the insertion Inner of male cone (strobilus masculinus) 10 taper holes 12 of pillar 2
The oblique inclined-plane promoted on brake head of the conical surface 11 makes brake head compress promotion spring 8 and outside oblique yielding, when the male cone (strobilus masculinus) of pillar 2
10 with the inner conical surface 11 of the Inner taper holes 12 of connector 3 when contacting firm, and brake head smoothly slips over the inner cone above annular stop groove 9
Just enter the position of annular stop groove 9 behind face 11, brake head enters in annular stop groove 9 in the case where promoting the powered of spring 8,
Coordinate that the inner conical surface 11 and male cone (strobilus masculinus) 10 fitted is locked with the locking face of the annular stop groove 9 of V-arrangement by facing directly for brake head
It can not retreat；D, using multilayer Body of pillar composition trimming gardens special-purpose ladder when, repeat step C the Inner in Body of pillar upper end
Again insertable into the male cone (strobilus masculinus) 10 of pillar 2 in taper hole 12, afterwards, the male cone (strobilus masculinus) 10 of Body of pillar can be inserted following by method again according to this
A Body of pillar Inner taper holes 12 in, complete being connected between Body of pillar and Body of pillar and locking.Body of pillar and rotation
The assembling of transposase 11 and Body of pillar and Body of pillar is very convenient, it is not necessary to which any instrument can just be completed.
The method for dismounting of upright Special fire-fighting ladder：During the Body of pillar of dismountable, the pin handle of banking pin 6, banking pin 6 are pulled
The brake head of front end is exited after the annular stop groove 9 on inner conical surface 11, Body of pillar it is upward one draw or one lift will with it is following
Inner taper holes 12 in the connector 3 of a piece Body of pillar are separated automatically, and the male cone (strobilus masculinus) 10 of Body of pillar will be with a following pillar
The Inner taper holes 12 of the connector 3 of body are separated automatically.When dismantling Body of pillar fixed on rotating seat 1, the pin handle of banking pin 6 is pulled,
The brake head of the front end of banking pin 6 is exited after the annular stop groove 9 on male cone (strobilus masculinus) 10, and Body of pillar upward one is drawn or a lift will be with
The Inner taper holes 12 of rotating seat 1 are separated automatically, and Body of pillar will automatically be separated with rotating seat 1.Body of pillar and rotating seat 1 and Body of pillar
Dismounting with Body of pillar is very convenient, it is not necessary to which any instrument can just be completed.
Fire fighter is when fire-fighting is speedily carried out rescue work and is rescued, first the base 16 fitted together, key seat 17, rotating dog 15 and rotation
Transposase 11 is placed on the ground, and is plugged on rotating seat 1 after first Body of pillar, the center line and branch of the vertical bar of observation gravity cone 19
Whether point-blank the parallel lines of the center line of cylinder, when not point-blank, move the Body of pillar of insertion rotating seat 1
Upper end make parallel lines and the gravity of the center line of Body of pillar bore 19 vertical bar center line point-blank, then screw locking
Screw 18 compresses rotating seat 1, rotating seat 1 is rotated around rotating dog 15, then makes all Body of pillar on rotating seat 1
All remain perpendicular to horizontal plane；The Body of pillar of needs height is taken with oneself again, pin is stepped down on foot-operated 13 on Body of pillar up
Climb, one section can be climbed and assemble one section again with foot-operated 13 Body of pillar, when climbing to the top of ladder during cat ladder, upper
Climbed up again after a Body of pillar is inserted into the Inner taper holes 12 in face.When having trimmed descending stair after branch, pin steps down in past on foot-operated 13
Under climb, next section is torn open a Body of pillar, very convenient.
Claims (2)
1. a kind of upright Special fire-fighting ladder, it is characterised in that：Described upright Special fire-fighting ladder is the ladder of single column support type, is held
The pedestal for carrying ladder is base, and the cradle head of ladder is the key seat and rotating seat that rotate pin connection, and the cylinder of support ladder is
Body of pillar, has foot-operated (13) in the both sides of Body of pillar；Upright Special fire-fighting ladder includes base (16), key seat (17), rotating dog
(15), lock bolt (18), rotating seat (1), gravity cone (19), Body of pillar, male cone (strobilus masculinus) (10), internal taper hole (12), inner conical surface
(11), brake apparatus；
Being fixed with described base (16) on key seat (17), key seat (17) has pin-and-hole (14) and locking screw, rotating dog (15)
Key seat (17) and rotating seat (1) are connected afterwards through the pin-and-hole (14) on key seat (17) and the pin-and-hole (14) of rotating seat (1) bottom
Together, lock bolt (18) screws in after the locking screw on key seat (17) screw for the lock bolt (18) for exceeding locking screw
End is pressed in the fit angle that rotating seat (1) and base (16) are partly locked below rotating seat (1)；Described rotating seat (1)
Above have internal taper hole (12), have annular stop groove (9) on the inner conical surface (11) of internal taper hole (12), in internal taper hole (12) below
Or there is air gap (4) the inside, rotating seat (1) is coordinated and fixed by the male cone (strobilus masculinus) (10) of internal taper hole (12) and Body of pillar lower end, and
By the banking pin (6) in the brake hole (5) of pillar (2) bottom through exposing male cone (strobilus masculinus) (10) after male cone (strobilus masculinus) (10)
Brake head and inner conical surface (11) on annular stop groove (9) coordinate and the inner conical surface (11) and male cone (strobilus masculinus) posted that be automatically locked
(10)；Turn hole living is provided with the outside of internal taper hole (12) part of rotating seat (1), the taper shank insertion of the upper end of gravity cone (19) is lived
Fix and can freely be rotated in turn hole living in turn hole；There is internal taper hole (12) in connector (3) end of Body of pillar upper end, it is interior
There is annular stop groove (9) on the inner conical surface (11) of taper hole (12), below internal taper hole (12) or there are air gap (4), pillar in the inside
The male cone (strobilus masculinus) (10) of body lower end is inserted in the internal taper hole (12) in the connector (3) of a following Body of pillar, passes through internal taper hole
(12) coordinate with the male cone (strobilus masculinus) (10) of Body of pillar lower end and fix, and by the brake hole (5) of pillar (2) bottom
Banking pin (6) is exposing the brake head and the annular stop groove on inner conical surface (11) of male cone (strobilus masculinus) (10) through after male cone (strobilus masculinus) (10)
(9) coordinate and the inner conical surface (11) and male cone (strobilus masculinus) (10) posted that be automatically locked；Fixed in the both sides of the damaged surface of Body of pillar
Have the folding that can be drawn in one end of the connector (3) of Body of pillar rides (13), is cased with or is stained with foot-operated (13) and be anti-
Sliding glue；
Described base (16), key seat (17), rotating seat (1) and Body of pillar is hollow body or solid, described base
(16), the material of key seat (17), rotating seat (1) and Body of pillar is the aluminium alloy or titanium alloy or carbon alloy or glass steel of light weight
The plastics of material or high intensity, described banking pin (6) is metal material or glass-reinforced plastic material or the plastics of high intensity；
Described Body of pillar has in the internal taper hole (12) of the lower end insertion rotating seat (1) of male cone (strobilus masculinus) (10) above, or, Body of pillar
The lower end for having male cone (strobilus masculinus) (10) is inserted in the internal taper hole (12) in the connector (3) of a following Body of pillar upper end, inner conical surface
(11) brake head for having annular stop groove (9) and banking pin (6) on coordinates, and then locks inner conical surface (11) and male cone (strobilus masculinus) (10)
Coordinate；
Described internal taper hole (12) is that have inner conical surface (11) in tapered hole, internal taper hole (12)；On described rotating seat (1)
The male cone (strobilus masculinus) (10) of internal taper hole (12) and the lower end of pillar (2) coordinates and fixed, the internal taper hole (12) on connector (3) with it is another
The male cone (strobilus masculinus) (10) of the lower end of root pillar (2) coordinates and fixed；Described internal taper hole (12) coordinates and fixed with male cone (strobilus masculinus) (10)
Coordinated after good by the brake head of the annular stop groove (9) on inner conical surface (11) and banking pin (6) and be automatically locked what is posted
Inner conical surface (11) and male cone (strobilus masculinus) (10)；In order that internal taper hole (12) being capable of close fit, described internal taper hole with male cone (strobilus masculinus) (10)
(12) taper is consistent with the taper of male cone (strobilus masculinus) (10)；
Described brake apparatus includes brake hole (5), banking pin (6), promotes spring (8), chuck (7), annular stop groove (9), institute
The brake hole (5) stated is oblique between the surface of the cylinder close to male cone (strobilus masculinus) (10) and male cone (strobilus masculinus) (10) to be worn out close to male cone (strobilus masculinus)
(10) chuck (7) is horizontally installed with the surface of cylinder and the surface of male cone (strobilus masculinus) (10), brake hole (5), spring (8) and system is promoted
Dynamic pin (6)；Described chuck (7) is fixed on the middle part of banking pin (6), the middle part installed in brake hole (5)；Described promotion spring
(8) middle part of banking pin (6) is enclosed on installed in the big part of the middle aperture of brake hole (5), one end is withstood on chuck (7), separately
One end withstands on one end on the wall of the big part of middle aperture of brake hole (5) or withstanding on the pin handle for being fixed on banking pin (6)
On the jump ring of the small part in the aperture of brake hole (5)；Worn respectively through promotion spring (8), two ends at the middle part of described banking pin (6)
Connector (3) or the inner conical surface (11) of rotating seat (1) and the lateral surfaces of rotating seat (1) or the lateral surfaces of connector (3) are crossed,
Banking pin (6) can be slided in the brake hole (5), promote spring (8) be pressed in promoted on chuck (7) brake head of banking pin (6) with
Annular stop groove (9) coordinates and forms locking；There is the system of annular stop groove (9) and banking pin (6) on described inner conical surface (11)
Dynamic head coordinates and the inner conical surface (11) and male cone (strobilus masculinus) (10) posted that be automatically locked；
Described base (16) is disking body or is in strip interconnection shape, disking body or the pars intermedia for being in strip interconnection shape
Key seat (17) is fixed with above position, in disking body or is in strip below interconnection shape and is stained with skid-proof rubber；Described base
(16) it is used for fixing key seat (17), steady brace (2) and support pillar (2) and bears all wt that key seat (17) is born,
The lower end of Body of pillar is prevented to be absorbed in soil；Described skid-proof rubber is fixed on disking body or is in strip below interconnection shape,
Prevent base (16) from sliding on the ground with ground resulting in friction；
Described key seat (17) is that have pin-and-hole (14) and locking spiral shell on support and the supporter for installing rotating dog (15), supporter
Hole, pin-and-hole (14) is used to installing and fixing rotating dog (15) and bears all wt that rotating dog (15) is born；
The vicinity of pin-and-hole (14) of the described locking screw on key seat (17), for assembling lock bolt (18) and allowing locking spiral shell
Nail can rotate in locking screw, the screw end of lock bolt (18) is pressed in below rotating seat (1) partly locking rotation
The fit angle of swivel base (1) and base (16)；
Described lock bolt (18) is screw, can be rotated in locking screw, below screw end and rotating seat (1)
Friction is produced when tap is touched and plays locking effect；
Described rotating dog (15) is pivot pin or bolt, for connecting key seat (17) and rotating seat (1) and bearing rotating seat (1)
The all wt born；
Described rotating seat (1) is that have horizontal pin-and-hole (14) on connecting seat, lower part, and there is inner cone the upper end of upper part
Below hole (12), the annular stop groove (9) for having depression on the inner conical surface (11) of internal taper hole (12), internal taper hole (12) or the inside
There are air gap (4), internal taper hole (12) and air gap (4) directly insertion；In the center line and internal taper hole (12) of described pin-and-hole (14)
Heart line it is vertical or；Turn hole living is provided with the outside of internal taper hole (12) part of rotating seat (1), turn hole living is circular hole, for installing
Gravity bores (19)；It is connected below rotating seat (1) by rotating dog (15) with key seat (17), above with internal taper hole (12) and branch
Post (2) is connected；Described rotating seat (1) be used for steady brace (2) and support pillar (2) and pillar (2) born it is all heavy
Amount；
Described gravity cone (19) is the vertical bar with taper shank, and taper shank is vertical with vertical bar, taper shank insert fixed in work turn hole and
Can freely it be rotated in turn hole living；Described gravity cone (19) be used for the Body of pillar that directly observation is arranged on rotating seat (1) and
The angle on ground and be used as adjustment Body of pillar perpendicular to horizontal plane when reference object；
Described gravity cone (19) can fit together to form unit entirety with rotating seat (1), be easy to special trimming garden ladder
Combination assembling；
Described Body of pillar is that one end has male cone (strobilus masculinus) (10), the other end to have the cylinders of internal taper hole (12), including connector (3) and branch
Post (2) two parts, are fixed with what can be drawn in one end of the connector (3) of Body of pillar in the both sides of the damaged surface of Body of pillar
Foot-operated (13) of folding；Described Body of pillar is connector (3) and pillar (2) is fixed together the entirety to be formed, or
The entirety that person is inherently connected；The one end of pillar (2) without male cone (strobilus masculinus) (10) is with connector (3) without internal taper hole (12)
One end be connected or be fixed together to form entirety；The end face of the upper end of described connector (3) has internal taper hole
(12), there is air gap (4) inside internal taper hole (12), the annular stop groove for having depression on the inner conical surface (11) of internal taper hole (12)
(9)；There is male cone (strobilus masculinus) (10) lower end of described pillar (2), on the surface of the cylinder close to male cone (strobilus masculinus) (10) and male cone (strobilus masculinus) (10)
Between have a brake hole (5), the oblique surface for wearing out the cylinder close to male cone (strobilus masculinus) (10) of brake hole (5) and the table of male cone (strobilus masculinus) (10)
Face；
Described foot-operated (13) include hanger, connecting pin and riding boogie board, and hanger is integrally fixed at the company for having pin-and-hole (14) on Body of pillar
Junctor, connecting pin is the pin for connecting hanger and riding boogie board, and riding boogie board is the square or flat cylinder or blocks stepped on for pin,
The surface of riding boogie board is stained with skid-proof rubber or is cased with antiskid glue sleeve on the surface of riding boogie board, and the skid-proof rubber on foot-operated (13) plays and prevents from riding
(13) get on anti-skidding effect；
Described annular stop groove (9) is the interior of the internal taper hole (12) on internal taper hole (12) and Body of pillar on rotating seat (1)
The annular groove of depression on the conical surface (11), annular groove is V-shaped groove, and the position with brake hole (5) is corresponding, close to internal taper hole (12)
The one side of oral area be locking face；Described locking face be used for brake head facing directly cooperation and produce locking effect；Described
Annular stop groove (9) be used for allow banking pin (6) brake head insert annular stop groove (9) when without the concern for insertion angle,
Coordinate and the locked inner conical surface (11) and male cone (strobilus masculinus) (10) posted with the brake head of banking pin (6), it is then locked to post
Inner conical surface (11) and male cone (strobilus masculinus) (10), and then make connector (3) and Body of pillar and rotating seat (1) and Body of pillar fixation；
One end oblique cylinder worn out close to male cone (strobilus masculinus) (10) of the described brake hole (5) in the male cone (strobilus masculinus)s (10) of pillar (2)
Surface and the surface of male cone (strobilus masculinus) (10), the aperture that the centre of brake hole is used to install the part for promoting spring (8) and chuck (7) are big,
The aperture that the two ends that the two ends of brake hole are used for banking pin (6) are stretched out is small, and brake hole is relative with the position of annular stop groove (9)
Should；Chuck (7), banking pin (6) are installed in brake hole (5) and spring (8) is promoted, chuck (7) is arranged in banking pin (6)
Portion, promotes spring (8) to be arranged between chuck (7) and brake hole (5), and the centre of pin handle from the promotion spring (8) of banking pin (6) is passed through
Stretched out afterwards from the damaged surface of Body of pillar, brake head coordinates after male cone (strobilus masculinus) (10) stretching with annular stop groove (9), banking pin
(6) it can be moved in brake hole (5)；
Described banking pin (6) includes brake head, middle part and the part of pin handle three, and three parts are connected, and banking pin (6) is arranged on
Behind the two ends that brake hole (5) is passed through in brake hole (5), with internal taper hole (12) behind the oblique surface for stretching out male cone (strobilus masculinus) (10) of brake head
Interior annular stop groove (9) coordinates and produces locking effect, the oblique damaged surface for stretching out pillar (2) of pin shank portion；Described
The leading section of brake head is that acute angle bevel, the one side towards the cone bottom of male cone (strobilus masculinus) (10) are to face directly, and inclined-plane is used to allowing connector (3)
Internal taper hole (12) oral area and inner conical surface (11) is oblique promotes brake head to retreat, face directly for straight with annular stop groove (9)
Face ring trough rim coordinates the locked male cone (strobilus masculinus) (10) worked good and inner conical surface (11)；
Described chuck (7) is integrally fixed at the pad at the middle part on banking pin (6), is fixed on the center section of banking pin (6)；
Described promotion spring (8) is helical spring, brake head and the loop system on male cone (strobilus masculinus) (10) for promoting banking pin (6)
Dynamic groove (9) coordinates and completes automatic locking；
Described air gap (4) is in the inside of internal taper hole (12), male cone (strobilus masculinus) (10) end insertion internal taper hole (12) for pillar (2)
The bottom of Shi Buyu internal taper holes (12) is inconsistent, is easy to the close fit of inner conical surface (11) and male cone (strobilus masculinus) (10)；
The inner conical surface (11) of described internal taper hole (12) is used to coordinate and mounting column body with male cone (strobilus masculinus) (10), realizes rotating seat
(1) with the quick fixation of Body of pillar and the quick fixation of Body of pillar and Body of pillar, quick assembling and quick demolition beneficial to Body of pillar,
Play Fast Installation and quickly fixed effect；And then make Body of pillar and connector (3) and Body of pillar and rotating seat (1) solid respectively
It is fixed firm；
In order to increase the connectivity robustness and stability of ladder, the speed of installation and demolition, described Body of pillar and rotation are improved
Connection and fixation of the seat (1) between Body of pillar and Body of pillar all use cone match, beneficial to quick assembling and quick demolition；
The male cone (strobilus masculinus) (10) of Body of pillar rotating seat (1) internal taper hole (12) in, by the annular stop groove (9) on inner conical surface (11) with
Banking pin (6) coordinates and pins and lock the male cone (strobilus masculinus) (10) of pillar (2) and the cooperation of the inner conical surface (11) of rotating seat (1) is not loose
It is dynamic；The male cone (strobilus masculinus) (10) of Body of pillar passes through the annular stop groove on inner conical surface (11) in the internal taper hole (12) of connector (3)
(9) coordinate with banking pin (6) and pin and lock the male cone (strobilus masculinus) (10) of pillar (2) and matching somebody with somebody for inner conical surface (11) of connector (3)
Conjunction does not loosen；During assembling, inner conical surface (11) is with male cone (strobilus masculinus) (10) in the gravity born and in the presence of Body of pillar self gravitation
Press tighter and tighter and realize automatic fastening；During demolition, the pin handle of banking pin (6) is pulled, in the brake head of banking pin (6) front end is exited
After annular stop groove (9) on the conical surface (11), the upward lift male cone (strobilus masculinus) (10) of Body of pillar will automatically be divided with internal taper hole (12)
Open；
The conical surface includes inner conical surface (11) and male cone (strobilus masculinus) (10), and the cross section of the conical surface is the conical surface of circle, or polygonal cone
Face, or circular arc the conical surface, or the special-shaped conical surface that circular arc and line segment are constituted；The described conical surface is the side of nose part
The face of taper, or go to the conical face of nose part；
In order to support Body of pillar on inclined ground, when base (16) is arranged on smooth ground, rotating seat (1)
Central axis is in base (16), it is ensured that the Body of pillar on rotating seat (1) is vertical or in horizontal plane；Base (16) is pacified
When on inclined ground, rotating seat (1) can rotate certain angle above base (16) around rotating dog (15), protect
The Body of pillar on rotating seat (1) has been demonstrate,proved vertically or in horizontal plane；
Key seat (17) and rotating seat (1) on base (16) are fastened on using rotating dog (15), makes rotating seat (1) in base
(16) certain angle can be rotated around rotating dog (15) above, reached when the base (16) is arranged on inclined ground
Enough Body of pillar for ensureing to be arranged on rotating seat (1) remain perpendicular to the purpose of horizontal plane；
In order that the assembling of upright Special fire-fighting ladder is quick, base (16), key seat (17), rotating dog (15) and rotating seat (1) are
The entirety fitted together or scattered part；
The inner conical surface (11) and male cone (strobilus masculinus) (10) worked good in order to locking do not loosen, described brake hole (5), banking pin
(6), chuck (7), promotion spring (8) and annular stop groove (9) constitute the locked inner conical surface (11) worked good of locking system and outer
The conical surface (10)；
In order to reduce cost and mitigate the weight of upright Special fire-fighting ladder, the terraced Body of pillar of described upright Special fire-fighting and rotation
Seat (1) and Body of pillar are combined into single Zhi Duli support with Body of pillar by the way of connecting, and rotating seat (1) and Body of pillar are
Hollow body or solid；Body of pillar is individual layer or multilayer in the combination of ladder, and base (16) and rotating seat (1) are in ladder
Combination in be individual layer；
In order to Rapid Combination and pin be facilitated to step on when in use, described Body of pillar is combined into overall portion with foot-operated (13)
Part, beneficial to can quickly assemble combination when using；Described foot-operated (13) are fixed solid using pin connection on Body of pillar
Fixed, foot-operated (13) are merely able to one end gathering to connector (3) on Body of pillar, not to downslide when making the pin step down on foot-operated (13)
Fall；
In order to ensure that perpendicular to horizontal plane, rotation forces rotating seat (1) is passed through using lock bolt (18) all the time for Body of pillar
Produce frictional force to fix the angle angle of rotating seat (1) and base (16) with key seat (17), base (16) is arranged on inclination
Ground on when ensure that the Body of pillar on rotating seat (1) is remained perpendicular to horizontal plane；
In order that gravity cone (19) can be remained perpendicular to horizontal plane, described gravity bores the taper shank of (19) in the upper of vertical bar
End, the center of gravity for making gravity bore (19) is less than the position of taper shank；
The assemble method of upright Special fire-fighting ladder：During assembling, A, base (16), the key seat fitted together is placed on the ground
(17), rotating dog (15) and rotating seat (1), base (16) in ground, rotating seat (1) above, then there is male cone (strobilus masculinus) (10)
In the internal taper hole (12) of the lower end insertion rotating seat (1) of pillar (2), in the presence of self gravitation, the male cone (strobilus masculinus) of pillar (2)
(10) fit and fix naturally with the inner conical surface (11) of rotating seat (1), and the gravity depressed from pillar (2) is bigger, inner cone
Fitted with male cone (strobilus masculinus) (10) closer and more firm in face (11)；Male cone (strobilus masculinus) (10) in pillar (2) inserts internal taper hole (12)
During, during inner conical surface (11) position that brake head is entered, the oblique inclined-plane promoted on brake head of inner conical surface (11) makes braking
Head compresses promotion spring (8) and outside oblique yielding, when male cone (strobilus masculinus) (10) and the internal taper hole (12) of rotating seat (1) of pillar (2)
When inner conical surface (11) contact is firm, brake head, which is smoothly slipped over, just enters ring after the inner conical surface (11) of annular stop groove (9) above
The position of shape breaker slot (9), brake head enters in annular stop groove (9) in the case where promoting the powered of spring (8), passes through brake head
Face directly with the locking face of the annular stop groove (9) of V-arrangement coordinate the inner conical surface (11) fitted and male cone (strobilus masculinus) (10) is locked can not
It is enough to retreat, complete fixation and locking of the Body of pillar with rotating seat (1)；B, the center line of the vertical bar of observation gravity cone (19) and branch
Whether point-blank the parallel lines of the center line of cylinder, when not point-blank, move the branch on insertion rotating seat (1)
The upper end of cylinder makes the center line of the parallel lines of the center line of Body of pillar and the vertical bar of gravity cone (19) point-blank, then revolves
The lock bolt (18) shipped and resell on another market on (15) seat compresses part below rotating seat (1), makes rotating seat (1) can not be around rotating dog
(15) rotate, allow the angle of base (16) and rotating seat (1) to keep constant, it is ensured that installed in the pillar (2) of rotating seat (1) above
Perpendicular to horizontal plane；When point-blank, rotating seat (1) is compressed with regard to the lock bolt (18) on direct rotating dog (15) seat
Lower part, makes rotating seat (1) to be rotated around rotating dog (15), allows the angle of base (16) and rotating seat (1) to keep not
Become, it is ensured that installed in rotating seat (1) pillar (2) above perpendicular to horizontal plane；In C, connector (3) again on Body of pillar
One end that another Body of pillar has male cone (strobilus masculinus) (10) is inserted in the internal taper hole (12) of connector (3) again in internal taper hole (12),
In the presence of self gravitation, the male cone (strobilus masculinus) (10) of pillar (2) is fitted and fixed naturally with the inner conical surface (11) of connector (3),
And the gravity depressed from Body of pillar is bigger, inner conical surface (11) is fitted closer and more firm with male cone (strobilus masculinus) (10)；In branch
During male cone (strobilus masculinus) (10) the insertion internal taper hole (12) of post (2), during inner conical surface (11) position that brake head is entered, inner conical surface
(11) the oblique inclined-plane promoted on brake head makes brake head compress promotion spring (8) and outside oblique yielding, when the outer cone of pillar (2)
When face (10) contacts firm with the inner conical surface (11) of the internal taper hole (12) of connector (3), brake head smoothly slips over annular stop groove
(9) position of annular stop groove (9) is just entered after inner conical surface (11) above, brake head is promoting the powered of spring (8)
In lower entrance annular stop groove (9), by brake head face directly and the locking face of the annular stop groove (9) of V-arrangement coordinates fitting
Inner conical surface (11) and male cone (strobilus masculinus) (10) is locked to retreat；D, the Body of pillar composition trimming gardens special-purpose ladder using multilayer
When, the male cone (strobilus masculinus) (10) again insertable into pillar (2) in the internal taper hole (12) in Body of pillar upper end of step C is repeated, afterwards, according to this
Method again can insert the male cone (strobilus masculinus) (10) of Body of pillar in the internal taper hole (12) of a following Body of pillar, complete Body of pillar
Being connected between Body of pillar and locking；The assembling of Body of pillar and rotating seat (1) and Body of pillar and Body of pillar is very convenient,
Any instrument is not needed just to complete；
The method for dismounting of upright Special fire-fighting ladder：During the Body of pillar of dismountable, the pin handle of banking pin (6), banking pin (6) are pulled
The brake head of front end is exited after the annular stop groove (9) on inner conical surface (11), and Body of pillar upward one is drawn or a lift will be with
Internal taper hole (12) in the connector (3) of a piece Body of pillar in face is separated automatically, the male cone (strobilus masculinus) (10) of Body of pillar will with it is following
A Body of pillar connector (3) internal taper hole (12) automatically separate；When dismantling Body of pillar fixed on rotating seat (1), draw
The pin handle of dynamic banking pin (6), the brake head of banking pin (6) front end is exited after the annular stop groove (9) on male cone (strobilus masculinus) (10), branch
Cylinder upward one is drawn or a lift will automatically be separated with the internal taper hole (12) of rotating seat (1), and Body of pillar will be with rotating seat (1) certainly
It is dynamic to separate；The dismounting of Body of pillar and rotating seat (1) and Body of pillar and Body of pillar is very convenient, it is not necessary to which any instrument just can be complete
Into；
Fire fighter when fire-fighting is speedily carried out rescue work and is rescued, first the base (16) fitted together, key seat (17), rotating dog (15) and
Rotating seat (1) is placed on the ground, and is plugged on rotating seat (1) after first Body of pillar, in the vertical bar of observation gravity cone (19)
Whether point-blank the parallel lines of the center line of heart line and Body of pillar, when not point-blank, move insertion rotating seat
(1) upper end of Body of pillar makes the center line of the parallel lines of the center line of Body of pillar and the vertical bar of gravity cone (19) in straight line
On, then lock bolt (18) compression rotating seat (1) is screwed, rotating seat (1) is rotated around rotating dog (15), then make rotation
All Body of pillar on swivel base (1) all remain perpendicular to horizontal plane；The Body of pillar of needs height is taken with oneself again, pin is stepped down in
Climbed up on foot-operated (13) on Body of pillar, one section can be climbed and assemble one section of Body of pillar with foot-operated (13) again, in cat ladder
During when climbing to the top of ladder, climbed up again after being inserted into a Body of pillar in superincumbent internal taper hole (12)；Trim
After branch during descending stair, pin is stepped down in down is climbed on foot-operated (13), and next section is torn open a Body of pillar, very convenient.
2. a kind of manufacture method of upright Special fire-fighting ladder, it is characterised in that：During fabrication, upright Special fire-fighting ladder is manufactured as
The ladder of single column support type, base (16), key seat (17), rotating seat (1) and Body of pillar use the aluminium alloy or titanium alloy of light weight
Or the plastic manufacturing of carbon alloy or glass-reinforced plastic material or high intensity, it is manufactured as hollow body or solid；Banking pin (6) is using gold
Belong to the plastic manufacturing of material or glass-reinforced plastic material or high intensity；
Described base (16) is manufactured as dish type or bar shaped cross-like, in the middle part of dish type or the centre of bar shaped cross-like
Key seat (17) is fixed with position, fixes or is stained with below the pars intermedia of the middle part of dish type or bar shaped cross-like and be anti-skidding
Glue；
Described key seat (17), which is manufactured as support and installs manufacture on the supporter of rotating dog (15), supporter, pin-and-hole (14)
With locking screw；
Described locking screw manufactures in the vicinity of the pin-and-hole (14) on key seat (17), locking screw and is equipped with lock bolt
(18)；
Described lock bolt (18) is manufactured as screw, can be rotated in locking screw；
Described base (16) and key seat (17) is manufactured as an entirety, or it is separately manufactured after be fixed together to form one
It is overall；
Rotating dog (15) is manufactured as pivot pin or bolt, is fixed on key seat (17) and is connected with rotating seat (1)；
Described rotating seat (1) is manufactured as connecting seat, and lower part manufacture has horizontal pin-and-hole (14), the upper end of upper part
Portion's manufacture has internal taper hole (12), and internal taper hole is manufactured as tapered hole, and being manufactured on the inner conical surface (11) of internal taper hole (12) has
The annular stop groove (9) of depression, below internal taper hole (12) or the inside manufacture has an air gap (4), internal taper hole (12) and air gap (4)
Direct insertion；The center line of described pin-and-hole (14) and the central axis of internal taper hole (12) or；Internal taper hole in rotating seat (1)
(12) the outside manufacture of part has turn hole living, and turn hole living is manufactured as in circular hole, circular hole and is provided with gravity cone (19)；Rotating seat
(1) it is connected, is connected simultaneously with Body of pillar above with internal taper hole (12) and locking bar with key seat (17) by rotating dog (15) below
It is fixed；
Described gravity cone (19) is manufactured as the vertical bar with taper shank, and taper shank is vertical with vertical bar, solid in taper shank insertion turn hole living
Determine and can freely be rotated in turn hole living；
Described gravity cone (19) can fit together to form unit entirety with rotating seat (1), be easy to special trimming garden ladder
Combination assembling；
Described base (16), key seat (17), rotating dog (15) and rotating seat (1) is assembled into an individually entirety, is beneficial to
Quickly assemble upright Special fire-fighting ladder；
Described Body of pillar is manufactured as cylinder, is manufactured as pillar (2) and connector (3) two parts, pillar (2) and connector
(3) two parts are manufactured as an entirety or are fixed together after manufacturing respectively as an entirety；In the post of Body of pillar
The both sides in body surface face are fixedly connected with the pin for the folding that can be drawn in one end of the connector (3) of Body of pillar using pin
Step on, have male cone (strobilus masculinus) (10) in the lower end manufacture of the pillar (2) of Body of pillar, in male cone (strobilus masculinus) (10) and the cylinder close to male cone (strobilus masculinus) (10)
Surface between manufacture have an oblique brake hole (5), the oblique surface for wearing out male cone (strobilus masculinus) (10) of brake hole (5) and close to male cone (strobilus masculinus)
(10) surface of cylinder；End manufacture in the upper end of the connector (3) of Body of pillar has internal taper hole (12), internal taper hole (12) system
Tapered hole is caused, manufacture has air gap (4) below internal taper hole (12), is made on the inner conical surface (11) of internal taper hole (12)
Make the annular stop groove (9) of depression；
Described foot-operated (13) are manufactured as hanger, connecting pin and the part of riding boogie board three, and hanger, which is manufactured as, to be fixed on Body of pillar
Pedestal, connecting pin be manufactured as connection hanger and riding boogie board pin, riding boogie board be manufactured as pin step on it is square or flat
Cylinder or blocks, skid-proof rubber is stained with the surface of riding boogie board or antiskid glue sleeve is cased with the surface of riding boogie board；
Described air gap (4) is in the inside of internal taper hole (12), when inserting internal taper hole (12) in male cone (strobilus masculinus) (10) end of pillar (2)
Bottom not with internal taper hole (12) is inconsistent, makes the close fit of inner conical surface (11) and male cone (strobilus masculinus) (10)；
Described brake hole (5) manufacture has one end of male cone (strobilus masculinus) (10) in Body of pillar, manufactures the male cone (strobilus masculinus) (10) in pillar (2)
The oblique surface and the surface of male cone (strobilus masculinus) (10) for wearing out the cylinder close to male cone (strobilus masculinus) (10) in one end；The centre of brake hole (5) is used for
The aperture for installing the part manufacture for promoting spring (8) and chuck (7) is big, and the two ends of brake hole are stretched out for the two ends of banking pin (6)
Part manufacture aperture it is small, brake hole is corresponding with the position of annular stop groove (9)；Chuck is installed in brake hole (5)
(7), banking pin (6) and promotion spring (8), chuck (7) are arranged on the middle part of banking pin (6), promote spring (8) to be arranged on chuck (7)
Between brake hole (5), the pin handle of banking pin (6) stretches out after being passed through from the centre for promoting spring (8) from the damaged surface of Body of pillar,
Brake head coordinates after male cone (strobilus masculinus) (10) stretching with annular stop groove (9)；
Described brake hole (5) separately fabricated can also turn into cavity, can also be inlaid with and make in separately fabricated cavity
The housing that the shape of dynamic hole (5) matches, one end of the oblique damaged surface for exposing Body of pillar or the cylinder table towards Body of pillar
One end screw connection in face or riveting or the damaged surface for being welded on Body of pillar, or with screw connection or riveting or be welded on
In oblique brake hole (5) in vertical pillar (2)；The inside and outside two ends manufacture of described housing, which has, is provided with braking in hole, housing
Sell (6), promote spring (8), chuck (7), chuck (7) be arranged on banking pin (6) middle part, promote spring (8) be arranged on chuck (7) with
Between housing, the pin handle of banking pin (6) stretches out after being passed through from the centre for promoting spring (8) from the hole of housing outer face, brake head from
The hole of the inner face of housing coordinates after stretching out with annular stop groove (9)；
Described annular stop groove (9) manufactures the internal taper hole (12) on internal taper hole (12) and Body of pillar on rotating seat (1)
On inner conical surface (11), the V-shaped groove of annular is manufactured as, the one side close to the oral area of internal taper hole (12) is manufactured as locking face, with
The position of brake hole (5) is corresponding；
Described banking pin (6) is manufactured as brake head, middle part and the part of pin handle three, and three parts are manufactured as one, banking pin
(6) be arranged on brake hole (5) in through brake hole (5) two ends after, brake head it is oblique stretch out male cone (strobilus masculinus) (10) surface after with
Annular stop groove (9) in internal taper hole (12) coordinates and produces locking effect, the oblique cylinder table for stretching out pillar (2) of pin shank portion
Face；The leading section of described brake head is manufactured as acute angle bevel, the one side towards the cone bottom of male cone (strobilus masculinus) (10) and is manufactured as directly
Face；
Chuck (7) is manufactured as middle porose solid or hollow card or disk or pad, or is manufactured as banking pin (6)
On a projection；When described chuck (7) is manufactured as solid or hollow card or disk or pad, braking is fixed on
Sell the middle part of (6)；
Spring (8) is promoted to be manufactured as helical spring；
The Body of pillar of described upright Special fire-fighting ladder is combined with rotating seat (1) and Body of pillar with Body of pillar by the way of series connection
Support as single Zhi Duli, the connection and fixation of Body of pillar and rotating seat (1) and Body of pillar and Body of pillar all use the conical surface
Coordinate, the conical surface is manufactured as inner conical surface (11) and male cone (strobilus masculinus) (10), inner conical surface (11) and male cone (strobilus masculinus) (10) are manufactured as point
Taper surface, the cross section of the conical surface is manufactured as the polygonal conical surface, or is manufactured as the conical surface of circular or circular arc；
The consistent taper that the taper that the taper of described internal taper hole (12) coordinates with male cone (strobilus masculinus) (10) is manufactured as；
In order to support Body of pillar on inclined ground, when base (16) is arranged on smooth ground, rotating seat (1)
Central axis is in base (16), it is ensured that the Body of pillar on rotating seat (1) is vertical or in horizontal plane；Base (16) is pacified
When on inclined ground, rotating seat (1) can rotate certain angle above base (16) around rotating dog (15), protect
The Body of pillar on rotating seat (1) has been demonstrate,proved vertically or in horizontal plane；
Key seat (17), rotating dog (15) connection key seat (17) and rotating seat (1), rotating seat are fixed with described base (16)
(1) gravity cone (19) has been installed；The internal taper hole (12) of described rotating seat (1) is matched somebody with somebody with the male cone (strobilus masculinus) (10) of the lower end of Body of pillar
Close and fix, the inner conical surface (11) of the internal taper hole (12) of the male cone (strobilus masculinus) (10) of Body of pillar and a following Body of pillar and coordinate and consolidate
It is fixed, internal taper hole (12) coordinate with male cone (strobilus masculinus) (10) and by the annular stop groove (9) on inner conical surface (11) and braking after fixing
(6) are sold to coordinate and the inner conical surface (11) and male cone (strobilus masculinus) (10) posted that be automatically locked；Consolidate in the both sides of the damaged surface of Body of pillar
Surely there are foot-operated (13) of the folding that can be drawn in one end of the connector (3) of Body of pillar, be stained with the bottom of base (16)
Skid-proof rubber；Manufacture has brake hole (5) between the damaged surface and male cone (strobilus masculinus) (10) close to male cone (strobilus masculinus) (10)；In brake hole (5)
Chuck (7) is inside installed, spring (8) and banking pin (6) is promoted, chuck (7) is fixed on the middle part of banking pin (6), banking pin (6)
Pin shank portion is from promoting the central part of spring (8) to pass through to retread to stretching out the damaged surface of close pillar (2), brake head from male cone (strobilus masculinus)
(10) surface is stretched out, and promotes that one end of spring (8) is pressed on chuck (7), the other end is withstood on brake hole (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510090929.2A CN104763316B (en) | 2015-03-01 | 2015-03-01 | Upright Special fire-fighting ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510090929.2A CN104763316B (en) | 2015-03-01 | 2015-03-01 | Upright Special fire-fighting ladder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104763316A CN104763316A (en) | 2015-07-08 |
| CN104763316B true CN104763316B (en) | 2017-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510090929.2A Active CN104763316B (en) | 2015-03-01 | 2015-03-01 | Upright Special fire-fighting ladder |
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| Country | Link |
|---|---|
| CN (1) | CN104763316B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6360845B1 (en) * | 2000-06-08 | 2002-03-26 | Kenneth David Allison | Single stile ladder having dual adjustable leg supports |
| US7163082B2 (en) * | 2004-04-20 | 2007-01-16 | Bigard John H | Climbing stick apparatus |
| CN201705192U (en) * | 2010-05-31 | 2011-01-12 | 河南省电力公司三门峡供电公司 | Dedicated extension ladder for replacing insulator |
| DE202013006652U1 (en) * | 2013-07-24 | 2013-08-23 | Schwemmer & Dorn + Co Gmbh | mast Head |
| CN204002510U (en) * | 2014-07-10 | 2014-12-10 | 重庆璐豪农业开发有限公司 | There is the overlapping bamboo bimber stair of bindiny mechanism |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204571810U (en) * | 2015-03-01 | 2015-08-19 | 余登会 | Upright Special fire-fighting ladder |
-
2015
- 2015-03-01 CN CN201510090929.2A patent/CN104763316B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6360845B1 (en) * | 2000-06-08 | 2002-03-26 | Kenneth David Allison | Single stile ladder having dual adjustable leg supports |
| US7163082B2 (en) * | 2004-04-20 | 2007-01-16 | Bigard John H | Climbing stick apparatus |
| CN201705192U (en) * | 2010-05-31 | 2011-01-12 | 河南省电力公司三门峡供电公司 | Dedicated extension ladder for replacing insulator |
| DE202013006652U1 (en) * | 2013-07-24 | 2013-08-23 | Schwemmer & Dorn + Co Gmbh | mast Head |
| CN204002510U (en) * | 2014-07-10 | 2014-12-10 | 重庆璐豪农业开发有限公司 | There is the overlapping bamboo bimber stair of bindiny mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104763316A (en) | 2015-07-08 |
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Inventor after: Chai Jun Inventor before: Yu Denghui Inventor before: Qiu Xinglun Inventor before: Request for anonymity |
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Effective date of registration: 20170627 Address after: 510000 Guangzhou, Panyu District, Dashi street, stone North Industrial Road, No. 18, building 644, No., No. 801 Applicant after: GUANGDONG JINDUN SAFETY DETECTION TECHNOLOGY CO.,LTD. Address before: 401338 Chongqing City, the town of Banan district on the streets of the village of the rich group of 41, No. 2 Applicant before: Yu Denghui |
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Address after: Room 202, No. 271, Zhujiang East Road, Nansha Street, Nansha District, Guangzhou City, Guangdong Province, 510000 (office only) Patentee after: GUANGDONG JINDUN SAFETY DETECTION TECHNOLOGY CO.,LTD. Address before: 510000 room 801, building 18, No. 644, Shibei Industrial Road, Dashi street, Panyu District, Guangzhou City, Guangdong Province Patentee before: GUANGDONG JINDUN SAFETY DETECTION TECHNOLOGY CO.,LTD. |
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Address after: Room 202, No. 271, the Pearl River East Road, Nansha Street, Nansha District, Guangzhou, Guangdong 510000 Patentee after: Jindun Technology Co.,Ltd. Address before: Room 202, No. 271, Zhujiang East Road, Nansha Street, Nansha District, Guangzhou City, Guangdong Province, 510000 (office only) Patentee before: GUANGDONG JINDUN SAFETY DETECTION TECHNOLOGY CO.,LTD. |