CN104533273A - Vertical insertion type fire service ladder - Google Patents
Vertical insertion type fire service ladder Download PDFInfo
- Publication number
- CN104533273A CN104533273A CN201410838805.3A CN201410838805A CN104533273A CN 104533273 A CN104533273 A CN 104533273A CN 201410838805 A CN201410838805 A CN 201410838805A CN 104533273 A CN104533273 A CN 104533273A
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- CN
- China
- Prior art keywords
- strobilus masculinus
- male cone
- conical surface
- taper hole
- column body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000003780 insertion Methods 0.000 title abstract 6
- 230000037431 insertion Effects 0.000 title abstract 6
- 238000004519 manufacturing process Methods 0.000 claims abstract description 34
- 238000000034 method Methods 0.000 claims abstract description 20
- 230000009194 climbing Effects 0.000 claims abstract description 12
- 239000003292 glue Substances 0.000 claims abstract description 7
- 230000000087 stabilizing effect Effects 0.000 claims description 107
- 230000000694 effects Effects 0.000 claims description 28
- 230000009286 beneficial effect Effects 0.000 claims description 10
- 230000005484 gravity Effects 0.000 claims description 9
- 238000004806 packaging method and process Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 6
- 230000001154 acute effect Effects 0.000 claims description 5
- 230000013011 mating Effects 0.000 claims description 5
- 241000282326 Felis catus Species 0.000 claims description 3
- 239000011295 pitch Substances 0.000 claims description 3
- 230000001737 promoting effect Effects 0.000 claims description 3
- 239000003381 stabilizer Substances 0.000 claims description 3
- 229910000838 Al alloy Inorganic materials 0.000 claims description 2
- 229910001339 C alloy Inorganic materials 0.000 claims description 2
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 2
- 239000011152 fibreglass Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 239000007769 metal material Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 230000000994 depressogenic effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
Classifications
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- 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
The invention discloses a vertical insertion type fire service ladder. A stable base of the vertical insertion type fire service ladder is fixed by matching a middle inner taper hole with the outer conical surface at the lower end of a stand column; the outer conical surface of the stand column and the inner conical surface of an inner taper hole of the stand column are fixed in a matched manner; after the inner taper hole and the outer conical surface are fixed in the matched manner, a lock slot in the inner conical surface is matched with a brake pin for automatically locking the inner conical surface and the outer conical surface which are clung; foot steps are fixedly arranged on the surface of the body of the stand column, anti-skidding glue is stuck on the foot steps, and anti-skidding glue is stuck on the bottom of the stable base. The vertical insertion type fire service ladder is simple in structure and very convenient to manufacture, assemble and use; during the use of the ladder, a tool is not required in assembling and disassembling processes; after the vertical insertion type fire service ladder is adopted, a problem in processes of standing and climbing of a fireman is solved; during standing and combining, the fire service ladder is quickly, conveniently, safely and reliably assembled, and the climbing is convenient; after use, the vertical insertion type fire service ladder is convenient to dismount, package and transport, and the production cost and the using cost are lowered.
Description
Technical field
The present invention relates to a kind of upright plug-in type fire ladder uprightly climbed for fire fighter.
Background technology
The fire ladder that present fire fighter uses is all folding fire ladder substantially, and volume is long greatly again, is unfavorable for that fire fighter carries, and requires great effort when opening and lay ladder.
Summary of the invention
The object that the present invention relates to be in order to provide a kind of be beneficial to carry, be convenient to lay and assemble upright plug-in type fire ladder and manufacture method.
For achieving the above object, upright plug-in type fire ladder of the present invention comprises stabilizing base, column body, brake hole, banking pin, locking spring, thrust disc, lock groove, male cone (strobilus masculinus), Inner taper hole, inner conical surface;
There is Inner taper hole at the middle part of described stabilizing base, has air gap groove below Inner taper hole, and the inner conical surface of Inner taper hole has the lock groove of annular; There is male cone (strobilus masculinus) one end of column body, the other end has Inner taper hole, male cone (strobilus masculinus) in one end of column, Inner taper hole is in one end of connector, air gap groove is had in the inside of Inner taper hole, the inner conical surface of Inner taper hole has annular lock groove, the pin being fixed with the folding that can draw in one end of the connector of column body in the damaged surface of column body is stepped on, and the cylinder of the column near male cone (strobilus masculinus) has oblique brake hole.The damaged surface that the surface of male cone (strobilus masculinus) is worn out in one end of described brake hole, the other end wears out column; Thrust disc, locking spring and banking pin are installed in brake hole, thrust disc is fixed on the middle part of banking pin, the damaged surface of column is stretched out after passing from the centre of locking spring in one end of the handle of banking pin, one end of brake head is stretched out from male cone (strobilus masculinus), and one end of locking spring is pressed on thrust disc, the other end withstands on brake hole.Column body has one end of male cone (strobilus masculinus) to insert in the Inner taper hole at the middle part of stabilizing base, or column body has one end of male cone (strobilus masculinus) to insert in the Inner taper hole in the connector of a root post body below, and the lock groove on the inner conical surface of Inner taper hole coordinates with the brake head of banking pin.
Described Inner taper hole is the hole having tapering, has inner conical surface in Inner taper hole.Described stabilizing base is coordinated with the male cone (strobilus masculinus) of the lower end of column by the Inner taper hole on the terminal pad in the middle of stable fork and is fixed, the Inner taper hole of connector and a root post body above male cone (strobilus masculinus) coordinate and fix; Described Inner taper hole is coordinated and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post with the lock groove on inner conical surface by the brake head of banking pin after coordinating with male cone (strobilus masculinus) and fixing.In order to enable Inner taper hole and male cone (strobilus masculinus) close fit, the tapering of described Inner taper hole is consistent with the tapering of male cone (strobilus masculinus).
Described stabilizing base comprises the stable fork of stable center part and terminal pad two parts of core, and stable fork is connected with terminal pad, and terminal pad pitches with stable the stabilizing base forming trident in the centre of stable fork; Described stable fork is blocks or one side is below the cylinder faced directly, three stable stabilizing bases forming trident with a terminal pad of pitching are stained with skid-proof rubber below stable fork, terminal pad there is internal taper hole, there is air gap groove below Inner taper hole, the inner conical surface of Inner taper hole has the lock groove of annular.
Described column body is the cylinder that there is male cone (strobilus masculinus) one end, the other end has Inner taper hole, comprises connector and column two parts; Described column body is that connector and column are fixed together the entirety formed or the entirety be inherently connected; Column does not have one end of male cone (strobilus masculinus) and connector not to have one end of Inner taper hole to be connected or is fixed together to form entirety.The end face of one end of described connector has Inner taper hole, and there is air gap groove the inside of Inner taper hole, and the inner conical surface of Inner taper hole has the lock groove of annular; There is male cone (strobilus masculinus) one end of described column, between the surface and male cone (strobilus masculinus) of the cylinder near male cone (strobilus masculinus), have brake hole, the oblique surface of cylinder and the surface of male cone (strobilus masculinus) of wearing out close male cone (strobilus masculinus) of brake hole.
Described banking pin comprises brake head, middle part and handle three part, three parts are connected, banking pin is arranged in brake hole through behind the two ends of brake hole, brake head is oblique stretch out the surface of male cone (strobilus masculinus) after coordinate with the lock groove in Inner taper hole and produce locking effect, the oblique damaged surface of stretching out column of handle portion; The leading section of described brake head is the one side at the bottom of the cone of acute angle bevel, the toward the outside conical surface is face directly, inclined-plane retreats for allowing the oral area of the Inner taper hole of connector and the oblique promotion brake head of inner conical surface, faces directly for coordinating locked male cone (strobilus masculinus) of working good and inner conical surface with the annular groove limit of facing directly of lock groove.
It is square or flat cylinder or blocks that described pin is stepped on, and is stained with skid-proof rubber or has antiskid glue sleeve at the surface of cylinder cover on the surface of cylinder.
Described air gap groove in the inside of Inner taper hole, for column male cone (strobilus masculinus) end insert Inner taper hole time not inconsistent with the bottom of Inner taper hole, be convenient to the close fit of inner conical surface and male cone (strobilus masculinus).
Described lock groove is the cannelure on the inner conical surface of the Inner taper hole on stabilizing base and the Inner taper hole on column body, and cannelure is V-shaped groove, corresponding with the position of brake hole, and the one side near the oral area of Inner taper hole is locking face; Described locking face is used for coordinating with facing directly of brake head and producing locking effect, then the locked inner conical surface that posts and male cone (strobilus masculinus), and then makes connector and column body and stabilizing base and the fixation of column body.
Described brake hole is the oblique surface of cylinder and the surface of male cone (strobilus masculinus) of wearing out close male cone (strobilus masculinus) in one end of the male cone (strobilus masculinus) of column, the aperture that middle locking spring is large with the aperture of the part of thrust disc for installing, the two ends in hole are stretched out for the two ends of banking pin is little, corresponding with the position of lock groove, for installed thrust dish, banking pin and locking spring, and banking pin can be moved in brake hole.
Described brake hole can also be independent cavity, the housing with the mating shapes of brake hole is inlaid with in independent cavity, oblique one end of exposing the damaged surface of column body or the damaged surface connecting or rivet or be welded on column body towards one end of the damaged surface of column body with screw, or connect with screw or rivet or be welded on the oblique locking hole in column body; The inside and outside two ends of described housing manufacture porose, banking pin, locking spring, thrust disc are installed in housing, thrust disc is arranged on the middle part of banking pin, locking spring fitting, between thrust disc and housing, stretches out from the hole of housing outer face after the handle of banking pin passes from the centre of locking spring, brake head stretches out from the hole of the inner face of housing.
Described thrust disc is middle porose card or pad, is fixed on the middle part of banking pin, for accepting the thrust of locking spring.
Described locking spring is helical spring, completes automatic locking for promoting the brake head of banking pin to coordinate with the lock groove on male cone (strobilus masculinus).
The inner conical surface of described Inner taper hole is used for coordinating with male cone (strobilus masculinus) and installing column body, realize stabilizing base and column body the fixing fast of fixing and column body and column body fast, be beneficial to the quick assembling of column body and quick demolition, play Fast Installation and effect fixing fast; And then make column body and connector and column body and stabilizing base fixation respectively.
Described stabilizing base is used for the weight that stabilizer column body and support post body and column body bear; The skid-proof rubber of described stabilizing base bottom surface plays the effect preventing stabilizing base slippage, and the skid-proof rubber that pin steps on plays and prevents pin from stepping on anti-skidding effect.
In order to increase connectivity robustness and the stability of ladder, improving the speed of installation and demolition, described column body and the connection between stabilizing base and column body and fixingly all adopt cone match, being beneficial to quick assembling and quick demolition; The male cone (strobilus masculinus) of column body, in the Inner taper hole of stabilizing base, is coordinated with banking pin by the lock groove on inner conical surface and pins and lock the male cone (strobilus masculinus) of column with coordinating of the inner conical surface of stabilizing base and do not loosen; The male cone (strobilus masculinus) of column body, in the Inner taper hole of connector, is coordinated with banking pin by the lock groove on inner conical surface and pins and lock the male cone (strobilus masculinus) of column and do not loosen with coordinating of the inner conical surface of connector.During assembling, inner conical surface and male cone (strobilus masculinus) are at the gravity born and press tighter and tighter under the effect of column body self gravitation and realize automatic fastening; During demolition, pull the handle of banking pin, after the brake head of banking pin front end exits the lock groove on inner conical surface, column body upwards one is lifted and automatically will be separated with Inner taper hole.
The conical surface comprises inner conical surface and male cone (strobilus masculinus), and the cross section of the conical surface is the circular conical surface, or the polygonal conical surface, or the conical surface of circular arc, or the special-shaped conical surface that circular arc and line segment form; The described conical surface is the face of the square taper of nose part, or goes conical of nose part.
In order to can the locking inner conical surface of working good and male cone (strobilus masculinus) not loosen, the inner conical surface that described brake hole, banking pin, thrust disc, locking spring and lock groove composition locking system is locked works good and male cone (strobilus masculinus).
In order to reduce costs and alleviate the weight of ladder, described stabilizing base and column body are hollow bodies; Described column body is individual layer or multilayer in the combination of ladder, and stabilizing base is individual layer in the combination of ladder.
Conveniently pack and transport, the fixing employing pin that described pin steps down on column body is connected and fixed, and pin steps down in one end be merely able to connector on column body and draws in, is convenient to packaging; Described column body and stabilizing base can be dismantled completely and become independent parts, are beneficial to packaging and transport.
Ladder is when assembling, stabilizing base is put on the ground, one end of male cone (strobilus masculinus) is had by column body to insert in the Inner taper hole of stabilizing base, under the effect of self gravitation, the male cone (strobilus masculinus) of column and the inner conical surface of stabilizing base are naturally fitted and fix, and the gravity depressed from column is larger, it is closely and more more firm that inner conical surface and male cone (strobilus masculinus) are fitted, insert in the process of Inner taper hole at the male cone (strobilus masculinus) of column, during the inner conical surface position that brake head enters into, inclined-plane on the oblique promotion brake head of inner conical surface makes brake head compress locking spring and outside oblique yielding, when the male cone (strobilus masculinus) of column contacts firm with the inner conical surface of the Inner taper hole of stabilizing base, brake head just in time enters the position of lock groove after slipping over the inner conical surface above lock groove smoothly, brake head enters in lock groove under the powered of locking spring, to coordinate with the inner conical surface of fitting with the locking face of V-arrangement lock groove and male cone (strobilus masculinus) is locked can not retreat by facing directly of brake head, complete the fixing and locking of column body and stabilizing base.Afterwards, one end of male cone (strobilus masculinus) is again had by column body to insert in the Inner taper hole of connector in Inner taper hole in connector on column body, under the effect of self gravitation, the male cone (strobilus masculinus) of column and the inner conical surface of stabilizing base are naturally fitted and fix, and the gravity depressed from column is larger, it is closely and more more firm that inner conical surface and male cone (strobilus masculinus) are fitted, insert in the process of Inner taper hole at the male cone (strobilus masculinus) of column, during the inner conical surface position that brake head enters into, facing directly on the oblique promotion brake head of inner conical surface makes brake head compress locking spring and outside oblique yielding, when the male cone (strobilus masculinus) of column contacts firm with the inner conical surface of the Inner taper hole of connector, brake head just in time enters the position of lock groove after slipping over the inner conical surface above lock groove smoothly, brake head enters in lock groove under the powered of locking spring, to coordinate with the inner conical surface of fitting with the locking face of V-arrangement lock groove and male cone (strobilus masculinus) is locked can not retreat by facing directly of brake head, afterwards, the male cone (strobilus masculinus) of column body can insert in the Inner taper hole of column body by Using such method again, completes being connected and fixed and locking between column body and column body.
During the column body of dismountable, pull the handle of banking pin, after the brake head of banking pin front end exits the lock groove on inner conical surface, column body upwards one is drawn or one lifts and automatically will separate with the Inner taper hole in the connector of a root post body below, and the male cone (strobilus masculinus) of column body will separate automatically with the Inner taper hole of the connector of a root post body below.During the column body that dismounting stabilizing base is fixed, pull the handle of banking pin, after the brake head of banking pin front end exits the lock groove on male cone (strobilus masculinus), column body upwards one is drawn or one lifts and automatically will separate with the Inner taper hole of stabilizing base, and column body will separate automatically with stabilizing base.
The assembly and disassembly of column body and stabilizing base and connector are very convenient, just can complete without any need for instrument.
Fire fighter is when climbing fire ladder, the pin pin stepped down on column body steps on and climbs up, and can climb one section of assembling one section, takes with oneself needing the column body of height, when climbing to the top of ladder in the process of cat ladder, climb up again after inserting a root post body in superincumbent Inner taper hole again.During descending stair, step down in pin and step on and down climb, next section tears a root post body open, very convenient.
The manufacture method of described upright plug-in type fire ladder, is characterized in that:
During fabrication, stabilizing base and column body adopt the aluminium alloys of light weight or titanium alloy or carbon alloy or glass-reinforced plastic material manufacture, create hollow body; Thrust disc and banking pin adopt the plastics manufacture of metal material or high strength.
Described stabilizing base creates the stable fork of stable center part and terminal pad two parts of core, and stable fork creates one with terminal pad, and the stabilizing base forming trident is pitched with stable in the centre that terminal pad is manufactured on stable fork; Described stable fork creates blocks or one side is below the cylinder faced directly, stablize the stabilizing base pitched and form trident with a terminal pad for three, skid-proof rubber is stained with below stable fork, terminal pad manufactures and has internal taper hole, internal taper hole creates the hole of tapering, manufacture below Inner taper hole and have air gap groove, the inner conical surface of Inner taper hole manufactures the lock groove having annular.
Described column system causes cylinder, creates column and connector two parts, and column and connector two parts manufacture as a whole or are fixed together into as a whole after manufacturing respectively; The pin being fixedly connected with the folding that can draw in one end of the connector of column body in the damaged surface pin of column body is stepped on, and has male cone (strobilus masculinus) in the stud end manufacture of column body, manufactures brake hole at male cone (strobilus masculinus) and between the surface of the cylinder of male cone (strobilus masculinus); Manufacture in the end of the connection head end of column body and have Inner taper hole, Inner taper hole creates the hole of tapering, and manufacturing below Inner taper hole has air gap groove, and the inner conical surface of Inner taper hole manufactures the lock groove having annular.
Described brake hole is manufactured on one end that column body has male cone (strobilus masculinus), is manufactured on the oblique surface of cylinder and the surface of male cone (strobilus masculinus) of wearing out close male cone (strobilus masculinus), one end of the male cone (strobilus masculinus) of column; The aperture that the part that the centre of brake hole is large for the aperture of installing the part manufacture of locking spring and thrust disc, the two ends in hole are stretched out for the two ends of banking pin manufactures is little, corresponding with the position of lock groove; Thrust disc, banking pin and locking spring are installed in brake hole.
Described brake hole can also create cavity separately, the housing with the mating shapes of brake hole is inlaid with in the cavity manufactured separately, oblique one end of exposing the damaged surface of column body or the damaged surface connecting or rivet or be welded on column body towards one end of the damaged surface of column body with screw, or connect with screw or rivet or be welded in the oblique brake hole in column; The inside and outside two ends of described housing manufacture porose, banking pin, locking spring, thrust disc are installed in housing, thrust disc is arranged on the middle part of banking pin, locking spring fitting, between thrust disc and housing, stretches out from the hole of housing outer face after the handle of banking pin passes from the centre of locking spring, brake head stretches out from the hole of the inner face of housing.
Described banking pin creates brake head, middle part and handle three part, three parts create one, banking pin is arranged in brake hole through behind the two ends of brake hole, brake head is oblique stretch out the surface of male cone (strobilus masculinus) after coordinate with the lock groove in Inner taper hole and produce locking effect, the oblique damaged surface of stretching out column of handle portion; The leading section one side created at the bottom of the cone of acute angle bevel, the toward the outside conical surface of described brake head creates to be faced directly.
Thrust disc creates middle porose card or pad, is fixed on the middle part of banking pin.
Described lock groove is manufactured on the inner conical surface of the Inner taper hole on stabilizing base and the Inner taper hole on column body, creates the V-shaped groove of annular, and the one side near the oral area of Inner taper hole creates locking face, corresponding with the position of locking hole.
Described pin is stepped on and is created square or flat cylinder or blocks, is stained with skid-proof rubber or has antiskid glue sleeve at the surface of cylinder cover on the surface of cylinder.
Locking spring creates helical spring.
The conical surface creates inner conical surface and male cone (strobilus masculinus), and inner conical surface and male cone (strobilus masculinus) create the taper surface of point, and the cross section of the conical surface creates the polygonal conical surface, or creates the conical surface of circle or circular arc.
The consistent tapering that tapering and the tapering that male cone (strobilus masculinus) coordinates of described Inner taper hole create.
Described stabilizing base is coordinated with the male cone (strobilus masculinus) of the lower end of column body by middle Inner taper hole and is fixed, and the male cone (strobilus masculinus) of column body coordinates with the inner conical surface of the Inner taper hole of a root post body below and fixes; Described Inner taper hole is coordinated and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post with banking pin by the breaker slot on inner conical surface after coordinating with male cone (strobilus masculinus) and fixing; The pin being fixed with the folding that can draw in one end of the connector of column body in the damaged surface of column body is stepped on, stabilizing base stable fork below fixing skid-proof rubber, between the damaged surface and male cone (strobilus masculinus) of male cone (strobilus masculinus), manufacturing brake hole; Thrust disc, locking spring and banking pin are installed in brake hole, thrust disc is fixed on the middle part of banking pin, the handle portion of banking pin stretches out from the surface of male cone (strobilus masculinus) from the central part of locking spring through retreading to the damaged surface of stretching out close column, brake head, and one end of locking spring is pressed on thrust disc, the other end withstands on brake hole; Lock groove on described inner conical surface coordinates with the brake head of banking pin and produces locking effect.
The structure of the upright plug-in type fire ladder of the present invention is simple, manufactures, assembles and uses very convenient, do not need instrument in ladder assembly and disassembly process in use; After adopting upright serially connected fire ladder, solve the difficult problem that fire fighter uprightly climbs to a higher point, assemble fire ladder when uprightly climbing to a higher point quick, convenient, safe and reliable, and climbing is convenient; After using, dismounting, packaging and convenient transportation, reduce cost of production and use cost.
Accompanying drawing explanation
Fig. 1 is the package assembly schematic diagram of upright plug-in type fire ladder;
Fig. 2 is the structural representation of column body;
Fig. 3 is the sectional structure schematic diagram of stabilizing base;
Fig. 4 is the schematic appearance of the top view of stabilizing base.
Shown in figure: stabilizing base 1, column 2, connector 3, air gap groove 4, brake hole 5, banking pin 6, thrust disc 7, locking spring 8, lock groove 9, male cone (strobilus masculinus) 10, inner conical surface 11, Inner taper hole 12, pin step on 13.
Detailed description of the invention
The upright plug-in type fire ladder of the present invention mainly comprises draws together stabilizing base 1, column body, brake hole 5, banking pin 6, locking spring 8, thrust disc 7, lock groove 9, male cone (strobilus masculinus) 10, Inner taper hole 12, inner conical surface 11;
The middle part of described stabilizing base 1 has below Inner taper hole 12, Inner taper hole 12 and has air gap groove 4, and the inner conical surface 11 of Inner taper hole 12 has the lock groove 9 of annular; There is male cone (strobilus masculinus) 10 one end of column body, the other end has Inner taper hole 12, male cone (strobilus masculinus) 10 in one end of column 2, Inner taper hole 12 is in one end of connector 3, air gap groove 4 is had in the inside of Inner taper hole 12, the inner conical surface 11 of Inner taper hole 12 there is annular lock groove 9, the pin being fixed with the folding that can draw in one end of the connector 3 of column body in the damaged surface of column body is stepped on, and the cylinder of the column 2 near male cone (strobilus masculinus) 10 has oblique brake hole 5.The damaged surface that the surface of male cone (strobilus masculinus) 10 is worn out in one end of described brake hole 5, the other end wears out column 2; Thrust disc 7, locking spring 8 and banking pin 6 are installed in brake hole 5, thrust disc 7 is fixed on the middle part of banking pin 6, the damaged surface of column 2 is stretched out after passing from the centre of locking spring 8 in one end of the handle of banking pin 6, one end of brake head is stretched out from male cone (strobilus masculinus) 10, and one end of locking spring 8 is pressed on thrust disc 7, the other end withstands on brake hole 5.Column body has one end of male cone (strobilus masculinus) 10 to insert in the Inner taper hole 12 at the middle part of stabilizing base 1, or, column body has one end of male cone (strobilus masculinus) 10 to insert in the Inner taper hole 12 in the connector 3 of a root post body below, and the lock groove 9 on the inner conical surface 11 of Inner taper hole 12 coordinates with the brake head of banking pin 6.
Described Inner taper hole 12 is the holes having tapering, has inner conical surface 11 in Inner taper hole 12.Described stabilizing base 1 is coordinated with the male cone (strobilus masculinus) 10 of the lower end of column 2 by the Inner taper hole 12 on the terminal pad in the middle of stable fork and is fixed, the Inner taper hole 12 of connector 3 and a root post body above male cone (strobilus masculinus) 10 coordinate and fix; Described Inner taper hole 12 is coordinated and the be automatically locked inner conical surface 11 and male cone (strobilus masculinus) 10 that post with the lock groove 9 on inner conical surface 11 by the brake head of banking pin 6 after coordinating with male cone (strobilus masculinus) 10 and fixing.In order to make Inner taper hole 12 and male cone (strobilus masculinus) 10 can close fit, the tapering of described Inner taper hole 12 be consistent with the tapering of male cone (strobilus masculinus) 10.
Described stabilizing base 1 comprises the stable fork of stable center part and terminal pad two parts of core, and stable fork is connected with terminal pad, and terminal pad pitches with stable the stabilizing base 1 forming trident in the centre of stable fork; Described stable fork is blocks or one side is below the cylinder faced directly, three stable stabilizing bases 1 forming trident with a terminal pad of pitching are stained with skid-proof rubber below stable fork, terminal pad there is internal taper hole, there is air gap groove 4 below Inner taper hole 12, the inner conical surface 11 of Inner taper hole 12 has the lock groove 9 of annular.
Described column body is the cylinder that there is male cone (strobilus masculinus) 10 one end, the other end has Inner taper hole 12, comprises connector 3 and column 2 two parts; Described column body to be connector 3 with column 2 the be fixed together entirety formed or the entirety be inherently connected; Column 2 does not have one end of male cone (strobilus masculinus) 10 and connector 3 not to have one end of Inner taper hole 12 to be connected or is fixed together to form entirety.The end face of one end of described connector 3 has the inside of Inner taper hole 12, Inner taper hole 12 to have air gap groove 4, and the inner conical surface 11 of Inner taper hole 12 has the lock groove 9 of annular; There is male cone (strobilus masculinus) 10 one end of described column 2, between the surface and male cone (strobilus masculinus) 10 of the cylinder near male cone (strobilus masculinus) 10, have brake hole 5, the oblique surface of cylinder and the surface of male cone (strobilus masculinus) 10 of wearing out close male cone (strobilus masculinus) 10 of brake hole 5.
Described banking pin 6 comprises brake head, middle part and handle three part, three parts are connected, banking pin 6 is arranged in brake hole 5 through behind the two ends of brake hole 5, brake head is oblique stretch out the surface of male cone (strobilus masculinus) 10 after coordinate with the lock groove 9 in Inner taper hole 12 and produce locking effect, the oblique damaged surface of stretching out column 2 of handle portion; The leading section of described brake head is the one side at the bottom of cone of acute angle bevel, the toward the outside conical surface 10 is face directly, inclined-plane retreats for allowing the oral area of the Inner taper hole 12 of connector 3 and the oblique promotion brake head of inner conical surface 11, faces directly for coordinating locked male cone (strobilus masculinus) 10 of working good and inner conical surface 11 with the annular groove limit of facing directly of lock groove 9.
It is square or flat cylinder or blocks that described pin is stepped on, and is stained with skid-proof rubber or has antiskid glue sleeve at the surface of cylinder cover on the surface of cylinder.
Described air gap groove 4 is in the inside of Inner taper hole 12, not inconsistent with the bottom of Inner taper hole 12 when Inner taper hole 12 is inserted in male cone (strobilus masculinus) 10 end for column 2, is convenient to the close fit of inner conical surface 11 and male cone (strobilus masculinus) 10.
Described lock groove 9 is the cannelures on the inner conical surface 11 of the Inner taper hole 12 on stabilizing base 1 and the Inner taper hole 12 on column body, and cannelure is V-shaped groove, corresponding with the position of brake hole 5, and the one side near the oral area of Inner taper hole 12 is locking face; Described locking face is used for coordinating with facing directly of brake head and producing locking effect, then the locked inner conical surface 11 that posts and male cone (strobilus masculinus) 10, and then makes connector 3 and column body and stabilizing base 1 and the fixation of column body.
Described brake hole 5 is the oblique surface of cylinder and the surface of male cone (strobilus masculinus) 10 of wearing out close male cone (strobilus masculinus) 10 in one end of the male cone (strobilus masculinus) 10 of column 2, the aperture that middle locking spring 8 is large with the aperture of the part of thrust disc 7 for installing, the two ends in hole are stretched out for the two ends of banking pin 6 is little, corresponding with the position of lock groove 9, for installed thrust dish 7, banking pin 6 and locking spring 8, and banking pin 6 can be moved in brake hole 5.
Described brake hole 5 can also be independent cavity, the housing with the mating shapes of brake hole 5 is inlaid with in independent cavity, oblique one end of exposing the damaged surface of column body or the damaged surface connecting or rivet or be welded on column body towards one end of the damaged surface of column body with screw, or connect with screw or rivet or be welded on the oblique locking hole in column body; The inside and outside two ends of described housing manufacture porose, banking pin 6, locking spring 8, thrust disc 7 are installed in housing, thrust disc 7 is arranged on the middle part of banking pin 6, locking spring 8 is arranged between thrust disc 7 and housing, stretches out, brake head stretches out from the hole of the inner face of housing after the handle of banking pin 6 passes from the centre of locking spring 8 from the hole of housing outer face.
Described thrust disc 7 is middle porose card or pad, is fixed on the middle part of banking pin 6, for accepting the thrust of locking spring 8.
Described locking spring 8 is helical springs, completes automatic locking for promoting the brake head of banking pin 6 to coordinate with the lock groove 9 on male cone (strobilus masculinus) 10.
The inner conical surface 11 of described Inner taper hole 12 installs column body for coordinating with male cone (strobilus masculinus) 10, realize stabilizing base 1 to fix with column body and the quick of column body with column body is fixing fast, be beneficial to the quick assembling of column body and quick demolition, play Fast Installation and effect fixing fast; And then make column body and connector 3 and column body and stabilizing base 1 fixation respectively.
The weight that described stabilizing base 1 bears for stabilizer column body and support post body and column body; The skid-proof rubber of described stabilizing base 1 bottom surface plays the effect preventing stabilizing base 1 slippage, and the skid-proof rubber that pin steps on plays and prevents pin from stepping on anti-skidding effect.
In order to increase connectivity robustness and the stability of ladder, improving the speed of installation and demolition, described column body and the connection between stabilizing base 1 and column body and fixingly all adopt cone match, being beneficial to quick assembling and quick demolition; The male cone (strobilus masculinus) 10 of column body, in the Inner taper hole 12 of stabilizing base 1, is coordinated with banking pin 6 by the lock groove 9 on inner conical surface 11 and pins and lock the male cone (strobilus masculinus) 10 of column 2 with coordinating of the inner conical surface 11 of stabilizing base 1 and do not loosen; The male cone (strobilus masculinus) 10 of column body, in the Inner taper hole 12 of connector 3, is coordinated with banking pin 6 by the lock groove 9 on inner conical surface 11 and pins and not the loosening coordinating of inner conical surface 11 of the male cone (strobilus masculinus) 10 and connector 3 of locking column 2.During assembling, inner conical surface 11 and male cone (strobilus masculinus) 10 are at the gravity born and press tighter and tighter under the effect of column body self gravitation and realize automatic fastening; During demolition, pull the handle of banking pin 6, after the brake head of banking pin 6 front end exits the lock groove 9 on inner conical surface 11, column body upwards one is lifted and automatically will be separated with Inner taper hole 12.
The conical surface comprises inner conical surface 11 and male cone (strobilus masculinus) 10, and the cross section of the conical surface is the circular conical surface, or the polygonal conical surface, or the conical surface of circular arc, or the special-shaped conical surface that circular arc and line segment form; The described conical surface is the face of the square taper of nose part, or goes conical of nose part.
In order to can the locking inner conical surface 11 of working good and male cone (strobilus masculinus) 10 not loosen, described brake hole 5, banking pin 6, thrust disc 7, locking spring 8 and lock groove 9 form the locked inner conical surface 11 of working good of locking system and male cone (strobilus masculinus) 10.
In order to reduce costs and alleviate the weight of ladder, described stabilizing base 1 and column body are hollow bodies; Described column body is individual layer or multilayer in the combination of ladder, and stabilizing base 1 is individual layer in the combination of ladder;
Conveniently pack and transport, the fixing employing pin that described pin steps down on column body is connected and fixed, and pin steps down in one end be merely able to connector 3 on column body and draws in, is convenient to packaging; Described column body and stabilizing base 1 can be dismantled completely and become independent parts, are beneficial to packaging and transport.
Ladder is when assembling, stabilizing base 1 is put on the ground, one end of male cone (strobilus masculinus) 10 is had by column body to insert in the Inner taper hole 12 of stabilizing base 1, under the effect of self gravitation, the male cone (strobilus masculinus) 10 of column 2 is naturally fitted with the inner conical surface 11 of stabilizing base 1 and fixes, and the gravity depressed from column 2 is larger, it is closely and more more firm that inner conical surface 11 and male cone (strobilus masculinus) 10 are fitted, insert in the process of Inner taper hole 12 at the male cone (strobilus masculinus) 10 of column 2, during inner conical surface 11 position that brake head enters into, inclined-plane on the oblique promotion brake head of inner conical surface 11 makes brake head compress locking spring 8 and outside oblique yielding, when the male cone (strobilus masculinus) 10 of column 2 contacts firm with the inner conical surface 11 of the Inner taper hole 12 of stabilizing base 1, brake head just in time enters the position of lock groove 9 after slipping over the inner conical surface 11 above lock groove 9 smoothly, brake head enters in lock groove 9 under the powered of locking spring 8, to coordinate with the inner conical surface 11 of fitting with the locking face of V-arrangement lock groove 9 and male cone (strobilus masculinus) 10 is locked can not retreat by facing directly of brake head, complete the fixing and locking of column body and stabilizing base 1.Afterwards, one end of male cone (strobilus masculinus) 10 is again had by column body to insert in the Inner taper hole 12 of connector 3 in Inner taper hole 12 in connector 3 on column body, under the effect of self gravitation, the male cone (strobilus masculinus) 10 of column 2 is naturally fitted with the inner conical surface 11 of stabilizing base 1 and fixes, and the gravity depressed from column 2 is larger, it is closely and more more firm that inner conical surface 11 and male cone (strobilus masculinus) 10 are fitted, insert in the process of Inner taper hole 12 at the male cone (strobilus masculinus) 10 of column 2, during inner conical surface 11 position that brake head enters into, facing directly on the oblique promotion brake head of inner conical surface 11 makes brake head compress locking spring 8 and outside oblique yielding, when the male cone (strobilus masculinus) 10 of column 2 contacts firm with the inner conical surface 11 of the Inner taper hole 12 of connector 3, brake head just in time enters the position of lock groove 9 after slipping over the inner conical surface 11 above lock groove 9 smoothly, brake head enters in lock groove 9 under the powered of locking spring 8, to coordinate with the inner conical surface 11 of fitting with the locking face of V-arrangement lock groove 9 and male cone (strobilus masculinus) 10 is locked can not retreat by facing directly of brake head, afterwards, the male cone (strobilus masculinus) 10 of column body can insert in the Inner taper hole 12 of column body by Using such method again, completes being connected and fixed and locking between column body and column body.
During the column body of dismountable, pull the handle of banking pin 6, after the brake head of banking pin 6 front end exits the lock groove 9 on inner conical surface 11, column body upwards one is drawn or one lifts and automatically will separate with the Inner taper hole 12 in the connector 3 of a root post body below, and the male cone (strobilus masculinus) 10 of column body will separate automatically with the Inner taper hole 12 of the connector 3 of a root post body below.During the column body that dismounting stabilizing base 1 is fixed, pull the handle of banking pin 6, after the brake head of banking pin 6 front end exits the lock groove 9 on male cone (strobilus masculinus) 10, column body upwards one is drawn or one lifts and automatically will separate with the Inner taper hole 12 of stabilizing base 1, and column body will separate automatically with stabilizing base 1.
The assembly and disassembly of column body and stabilizing base 1 and connector 3 are very convenient, just can complete without any need for instrument.
Fire fighter is when climbing fire ladder, the pin pin stepped down on column body steps on and climbs up, and can climb one section of assembling one section, takes with oneself needing the column body of height, when climbing to the top of ladder in the process of cat ladder, climb up again after inserting a root post body in superincumbent Inner taper hole 12 again.During descending stair, step down in pin and step on and down climb, next section tears a root post body open, very convenient.
Claims (6)
1. a upright plug-in type fire ladder, is characterized in that: described upright plug-in type fire ladder comprises stabilizing base (1), column body, brake hole (5), banking pin (6), locking spring (8), thrust disc (7), lock groove (9), male cone (strobilus masculinus) (10), Inner taper hole (12), inner conical surface (11);
There is Inner taper hole (12) at the middle part of described stabilizing base (1), there is air gap groove (4) below Inner taper hole (12), the inner conical surface (11) of Inner taper hole (12) has the lock groove (9) of annular, there is male cone (strobilus masculinus) (10) one end of column body, the other end has Inner taper hole (12), male cone (strobilus masculinus) (10) is in one end of column (2), Inner taper hole (12) is in one end of connector (3), air gap groove (4) is had in the inside of Inner taper hole (12), the inner conical surface (11) of Inner taper hole (12) there is annular lock groove (9), the pin being fixed with the folding that can draw in one end of the connector of column body (3) in the damaged surface of column body is stepped on, the cylinder of the column (2) near male cone (strobilus masculinus) (10) there is oblique brake hole (5), the damaged surface that the surface of male cone (strobilus masculinus) (10) is worn out in one end of described brake hole (5), the other end wears out column (2), thrust disc (7), locking spring (8) and banking pin (6) are installed in brake hole (5), thrust disc (7) is fixed on the middle part of banking pin (6), the damaged surface of column (2) is stretched out after passing from the centre of locking spring (8) in one end of the handle of banking pin (6), one end of brake head is stretched out from male cone (strobilus masculinus) (10), and one end of locking spring (8) is pressed in that thrust disc (7) is upper, the other end withstands on brake hole (5), column body has one end of male cone (strobilus masculinus) (10) to insert in the Inner taper hole (12) at the middle part of stabilizing base (1), or, column body has one end of male cone (strobilus masculinus) (10) to insert in the Inner taper hole (12) in the connector (3) of a root post body below, and the lock groove (9) on the inner conical surface (11) of Inner taper hole (12) coordinates with the brake head of banking pin (6),
Described Inner taper hole (12) is the hole having tapering, has inner conical surface (11) in Inner taper hole (12); Described stabilizing base (1) is coordinated by the Inner taper hole (12) on the terminal pad in the middle of stable fork with the male cone (strobilus masculinus) (10) of the lower end of column (2) and fixes, the Inner taper hole (12) of connector (3) and a root post body above male cone (strobilus masculinus) (10) coordinate and fix; Described Inner taper hole (12) is coordinated and the be automatically locked inner conical surface (11) and male cone (strobilus masculinus) (10) that post with the lock groove (9) on inner conical surface (11) by the brake head of banking pin (6) after coordinating with male cone (strobilus masculinus) (10) and fixing; In order to make Inner taper hole (12) and male cone (strobilus masculinus) (10) can close fit, the tapering of described Inner taper hole (12) be consistent with the tapering of male cone (strobilus masculinus) (10);
Described stabilizing base (1) comprises the stable fork of stable center part and terminal pad two parts of core, stable fork is connected with terminal pad, and terminal pad pitches with stable the stabilizing base (1) forming trident in the centre of stable fork; Described stable fork is blocks or one side is below the cylinder faced directly, three stable stabilizing bases (1) forming trident with a terminal pad of pitching are stained with skid-proof rubber below stable fork, terminal pad there is internal taper hole, there is air gap groove (4) below Inner taper hole (12), the inner conical surface (11) of Inner taper hole (12) has the lock groove (9) of annular;
Described column body is the cylinder that there is male cone (strobilus masculinus) (10) one end, the other end has Inner taper hole (12), comprises connector (3) and column (2) two parts; Described column body to be connector (3) with column (2) the be fixed together entirety formed or the entirety be inherently connected; Column (2) does not have one end of male cone (strobilus masculinus) (10) and connector (3) not to have one end of Inner taper hole (12) to be connected or be fixed together to form entirety; The end face of one end of described connector (3) has Inner taper hole (12), there is air gap groove (4) the inside of Inner taper hole (12), and the inner conical surface (11) of Inner taper hole (12) has the lock groove (9) of annular; There is male cone (strobilus masculinus) (10) one end of described column (2), brake hole (5) is had, the oblique surface of cylinder and the surface of male cone (strobilus masculinus) (10) of wearing out close male cone (strobilus masculinus) (10) of brake hole (5) between the surface and male cone (strobilus masculinus) (10) of the cylinder near male cone (strobilus masculinus) (10);
Described banking pin (6) comprises brake head, middle part and handle three part, three parts are connected, banking pin (6) is arranged in brake hole (5) through behind the two ends of brake hole (5), brake head is oblique stretch out the surface of male cone (strobilus masculinus) (10) after coordinate with the lock groove (9) in Inner taper hole (12) and produce locking effect, the oblique damaged surface of stretching out column (2) of handle portion; The leading section of described brake head is the one side at the bottom of the cone of acute angle bevel, the toward the outside conical surface (10) is face directly, inclined-plane is used for allowing the oral area of the Inner taper hole (12) of connector (3) and the oblique promotion brake head of inner conical surface (11) retreat, and faces directly for coordinating locked male cone (strobilus masculinus) (10) of working good and inner conical surface (11) with the annular groove limit of facing directly of lock groove (9);
It is square or flat cylinder or blocks that described pin is stepped on, and is stained with skid-proof rubber or has antiskid glue sleeve at the surface of cylinder cover on the surface of cylinder;
Described air gap groove (4) is in the inside of Inner taper hole (12), not inconsistent with the bottom of Inner taper hole (12) when Inner taper hole (12) are inserted in male cone (strobilus masculinus) (10) end for column (2), be convenient to the close fit of inner conical surface (11) and male cone (strobilus masculinus) (10);
Described lock groove (9) is the cannelure on the inner conical surface (11) of the Inner taper hole (12) on stabilizing base (1) and the Inner taper hole (12) on column body, cannelure is V-shaped groove, corresponding with the position of brake hole (5), the one side near the oral area of Inner taper hole (12) is locking face; Described locking face is used for coordinating with facing directly of brake head and producing locking effect, then the locked inner conical surface (11) that posts and male cone (strobilus masculinus) (10), and then make connector (3) and column body and stabilizing base (1) and the fixation of column body;
Described brake hole (5) is the oblique surface of cylinder and the surface of male cone (strobilus masculinus) (10) of wearing out close male cone (strobilus masculinus) (10) in one end of the male cone (strobilus masculinus) (10) of column (2), the aperture that the middle two ends that locking spring (8) is large with the aperture of the part of thrust disc (7) for installing, the two ends in hole are used for banking pin (6) are stretched out is little, corresponding with the position of lock groove (9), for installed thrust dish (7), banking pin (6) and locking spring (8), and banking pin (6) can be moved in brake hole (5);
Described brake hole (5) can also be independent cavity, the housing with the mating shapes of brake hole (5) is inlaid with in independent cavity, oblique one end of exposing the damaged surface of column body or the damaged surface connecting or rivet or be welded on column body towards one end of the damaged surface of column body with screw, or connect with screw or rivet or be welded on the oblique locking hole in column body; The inside and outside two ends of described housing manufacture porose, banking pin (6), locking spring (8), thrust disc (7) are installed in housing, thrust disc (7) is arranged on the middle part of banking pin (6), locking spring (8) is arranged between thrust disc (7) and housing, stretches out, brake head stretches out from the hole of the inner face of housing after the handle of banking pin (6) passes from the centre of locking spring (8) from the hole of housing outer face;
Described thrust disc (7) is middle porose card or pad, is fixed on the middle part of banking pin (6), for accepting the thrust of locking spring (8);
Described locking spring (8) is helical spring, completes automatic locking for promoting the brake head of banking pin (6) to coordinate with the lock groove (9) on male cone (strobilus masculinus) (10);
The inner conical surface (11) of described Inner taper hole (12) installs column body for coordinating with male cone (strobilus masculinus) (10), realize stabilizing base (1) to fix with column body and the quick of column body with column body is fixing fast, be beneficial to the quick assembling of column body and quick demolition, play Fast Installation and effect fixing fast; And then make column body and connector (3) and column body and stabilizing base (1) fixation respectively;
The weight that described stabilizing base (1) bears for stabilizer column body and support post body and column body; The skid-proof rubber of described stabilizing base (1) bottom surface plays the effect preventing stabilizing base (1) slippage, and the skid-proof rubber that pin steps on plays and prevents pin from stepping on anti-skidding effect;
In order to increase connectivity robustness and the stability of ladder, improving the speed of installation and demolition, described column body and the connection between stabilizing base (1) and column body and fix and all adopt cone match, being beneficial to quick assembling and quick demolition; The male cone (strobilus masculinus) (10) of column body, in the Inner taper hole (12) of stabilizing base (1), is coordinated with banking pin (6) by the lock groove (9) on inner conical surface (11) and pins and not the loosening coordinating of inner conical surface (11) of the male cone (strobilus masculinus) (10) and stabilizing base (1) of locking column (2); The male cone (strobilus masculinus) (10) of column body, in the Inner taper hole (12) of connector (3), is coordinated with banking pin (6) by the lock groove (9) on inner conical surface (11) and pins and not the loosening coordinating of inner conical surface (11) of the male cone (strobilus masculinus) (10) and connector (3) of locking column (2); During assembling, inner conical surface (11) and male cone (strobilus masculinus) (10) are at the gravity born and press tighter and tighter under the effect of column body self gravitation and realize automatic fastening; During demolition, pull the handle of banking pin (6), after the brake head of banking pin (6) front end exits the lock groove (9) on inner conical surface (11), column body upwards one is lifted and automatically will be separated with Inner taper hole (12);
The conical surface comprises inner conical surface (11) and male cone (strobilus masculinus) (10), and the cross section of the conical surface is the circular conical surface, or the polygonal conical surface, or the conical surface of circular arc, or the special-shaped conical surface that circular arc and line segment form; The described conical surface is the face of the square taper of nose part, or goes conical of nose part;
Ladder is when assembling, stabilizing base (1) is put on the ground, one end of male cone (strobilus masculinus) (10) is had by column body to insert in the Inner taper hole (12) of stabilizing base (1), under the effect of self gravitation, the male cone (strobilus masculinus) (10) of column (2) and the inner conical surface (11) of stabilizing base (1) are naturally fitted and fix, and larger from the gravity of column (2) pressure, it is closely and more more firm that inner conical surface (11) and male cone (strobilus masculinus) (10) are fitted, male cone (strobilus masculinus) (10) in column (2) inserts in the process of Inner taper hole (12), during inner conical surface (11) position that brake head enters into, inclined-plane on the oblique promotion brake head of inner conical surface (11) makes brake head compress locking spring (8) and outside oblique yielding, when the male cone (strobilus masculinus) (10) of column (2) contacts firm with the inner conical surface (11) of the Inner taper hole (12) of stabilizing base (1), brake head just in time enters the position of lock groove (9) after slipping over the inner conical surface (11) above lock groove (9) smoothly, brake head enters in lock groove (9) under the powered of locking spring (8), to coordinate with the inner conical surface of fitting (11) with the locking face of V-arrangement lock groove (9) and male cone (strobilus masculinus) (10) is locked can not retreat by facing directly of brake head, complete the fixing and locking of column body and stabilizing base (1), afterwards, one end of male cone (strobilus masculinus) (10) is again had by column body to insert in the Inner taper hole (12) of connector (3) in Inner taper hole (12) in connector (3) on column body, under the effect of self gravitation, the male cone (strobilus masculinus) (10) of column (2) and the inner conical surface (11) of stabilizing base (1) are naturally fitted and fix, and larger from the gravity of column (2) pressure, it is closely and more more firm that inner conical surface (11) and male cone (strobilus masculinus) (10) are fitted, male cone (strobilus masculinus) (10) in column (2) inserts in the process of Inner taper hole (12), during inner conical surface (11) position that brake head enters into, facing directly on the oblique promotion brake head of inner conical surface (11) makes brake head compress locking spring (8) and outside oblique yielding, when the male cone (strobilus masculinus) (10) of column (2) contacts firm with the inner conical surface (11) of the Inner taper hole (12) of connector (3), brake head just in time enters the position of lock groove (9) after slipping over the inner conical surface (11) above lock groove (9) smoothly, brake head enters in lock groove (9) under the powered of locking spring (8), to coordinate with the inner conical surface of fitting (11) with the locking face of V-arrangement lock groove (9) and male cone (strobilus masculinus) (10) is locked can not retreat by facing directly of brake head, afterwards, the male cone (strobilus masculinus) (10) of column body can insert in the Inner taper hole (12) of column body by Using such method again, completes being connected and fixed and locking between column body and column body,
During the column body of dismountable, pull the handle of banking pin (6), after the brake head of banking pin (6) front end exits the lock groove (9) on inner conical surface (11), column body upwards one is drawn or one lifts and automatically will separate with the Inner taper hole (12) in the connector (3) of a root post body below, and the male cone (strobilus masculinus) (10) of column body will separate automatically with the Inner taper hole (12) of the connector (3) of a root post body below; When dismantling column body fixing on stabilizing base (1), pull the handle of banking pin (6), after the brake head of banking pin (6) front end exits the lock groove (9) on male cone (strobilus masculinus) (10), column body upwards one is drawn or one lifts and automatically will separate with the Inner taper hole (12) of stabilizing base (1), and column body will separate automatically with stabilizing base (1);
The assembly and disassembly of column body and stabilizing base (1) and connector (3) are very convenient, just can complete without any need for instrument;
Fire fighter is when climbing fire ladder, the pin pin stepped down on column body steps on and climbs up, one section of assembling one section can be climbed, take with oneself needing the column body of height, when climbing to the top of ladder in the process of cat ladder, climb up again after inserting a root post body again in superincumbent Inner taper hole (12); During descending stair, step down in pin and step on and down climb, next section tears a root post body open, very convenient.
2. according to the upright plug-in type fire ladder of claim 1, it is characterized in that: in order to can the locking inner conical surface (11) of working good and male cone (strobilus masculinus) (10) not loosen, the inner conical surface (11) that described brake hole (5), banking pin (6), thrust disc (7), locking spring (8) and lock groove (9) composition locking system is locked works good and male cone (strobilus masculinus) (10).
3., according to the upright plug-in type fire ladder of claim 1, it is characterized in that: in order to reduce costs and alleviate the weight of ladder, described stabilizing base (1) and column body are hollow bodies; Described column body is individual layer or multilayer in the combination of ladder, and stabilizing base (1) is individual layer in the combination of ladder.
4. according to the upright plug-in type fire ladder of claim 1, it is characterized in that: conveniently pack and transport, the fixing employing pin that described pin steps down on column body is connected and fixed, and pin steps down in one end be merely able to connector (3) on column body and draws in, is convenient to packaging; Described column body and stabilizing base (1) can be dismantled completely and become independent parts, are beneficial to packaging and transport.
5. a using method for upright plug-in type fire ladder, is characterized in that: the structure of described upright plug-in type fire ladder is simple, manufactures, assembles and uses very convenient, do not need instrument in ladder assembly and disassembly process in use; After adopting upright serially connected fire ladder, solve the difficult problem that fire fighter uprightly climbs to a higher point, assemble fire ladder when uprightly climbing to a higher point quick, convenient, safe and reliable, and climbing is convenient; After using, dismounting, packaging and convenient transportation, reduce cost of production and use cost.
6. a manufacture method for upright plug-in type fire ladder, is characterized in that: during fabrication, and stabilizing base (1) and column body adopt the aluminium alloys of light weight or titanium alloy or carbon alloy or glass-reinforced plastic material manufacture, create hollow body; Thrust disc (7) and banking pin (6) adopt the plastics manufacture of metal material or high strength;
Described stabilizing base (1) creates the stable fork of stable center part and terminal pad two parts of core, stable fork creates one with terminal pad, and the stabilizing base (1) forming trident is pitched with stable in the centre that terminal pad is manufactured on stable fork; Described stable fork creates blocks or one side is below the cylinder faced directly, stablize the stabilizing base (1) pitched and form trident with a terminal pad for three, skid-proof rubber is stained with below stable fork, terminal pad manufactures and has internal taper hole, internal taper hole creates the hole of tapering, manufacture below Inner taper hole (12) and have air gap groove (4), the inner conical surface (11) in Inner taper hole (12) is upper manufactures the lock groove (9) having annular;
Described column system causes cylinder, create column (2) and connector (3) two parts, column (2) and connector (3) two parts manufacture as a whole or are fixed together into as a whole after manufacturing respectively; The pin being fixedly connected with the folding that can draw in one end of the connector of column body (3) in the damaged surface pin of column body is stepped on, there is male cone (strobilus masculinus) (10) in column (2) the end manufacture of column body, manufacture brake hole (5) at male cone (strobilus masculinus) (10) and between the surface of the cylinder of male cone (strobilus masculinus) (10); Manufacture in the end that the connector (3) of column body is held and have Inner taper hole (12), Inner taper hole (12) creates the hole of tapering, manufacture below Inner taper hole (12) and have air gap groove (4), the inner conical surface (11) in Inner taper hole (12) is upper manufactures the lock groove (9) having annular;
Described brake hole (5) is manufactured on one end that column body has male cone (strobilus masculinus) (10), is manufactured on the oblique surface of cylinder and the surface of male cone (strobilus masculinus) (10) of wearing out close male cone (strobilus masculinus) (10), one end of the male cone (strobilus masculinus) (10) of column (2); The aperture that the part that the two ends that two ends that are large, hole, the aperture that the centre of brake hole (5) manufactures for the part of installing locking spring (8) and thrust disc (7) are used for banking pin (6) are stretched out manufactures is little, corresponding with the position of lock groove (9); Thrust disc (7), banking pin (6) and locking spring (8) are installed in brake hole (5);
Described brake hole (5) can also create cavity separately, the housing with the mating shapes of brake hole (5) is inlaid with in the cavity manufactured separately, oblique one end of exposing the damaged surface of column body or the damaged surface connecting or rivet or be welded on column body towards one end of the damaged surface of column body with screw, or connect with screw or rivet or be welded in the oblique brake hole (5) in column (2); The inside and outside two ends of described housing manufacture porose, banking pin (6), locking spring (8), thrust disc (7) are installed in housing, thrust disc (7) is arranged on the middle part of banking pin (6), locking spring (8) is arranged between thrust disc (7) and housing, stretches out, brake head stretches out from the hole of the inner face of housing after the handle of banking pin (6) passes from the centre of locking spring (8) from the hole of housing outer face;
Described banking pin (6) creates brake head, middle part and handle three part, three parts create one, banking pin (6) is arranged in brake hole (5) through behind the two ends of brake hole (5), brake head is oblique stretch out the surface of male cone (strobilus masculinus) (10) after coordinate with the lock groove (9) in Inner taper hole (12) and produce locking effect, the oblique damaged surface of stretching out column (2) of handle portion; The leading section one side created at the bottom of the cone of acute angle bevel, the toward the outside conical surface (10) of described brake head creates to be faced directly;
Thrust disc (7) creates middle porose card or pad, is fixed on the middle part of banking pin (6);
Described lock groove (9) is manufactured on the inner conical surface (11) of the Inner taper hole (12) on stabilizing base (1) and the Inner taper hole (12) on column body, create the V-shaped groove of annular, one side near the oral area of Inner taper hole (12) creates locking face, corresponding with the position of locking hole;
Described pin is stepped on and is created square or flat cylinder or blocks, is stained with skid-proof rubber or has antiskid glue sleeve at the surface of cylinder cover on the surface of cylinder;
Locking spring (8) creates helical spring;
The conical surface creates inner conical surface (11) and male cone (strobilus masculinus) (10), inner conical surface (11) and male cone (strobilus masculinus) (10) create the taper surface of point, the cross section of the conical surface creates the polygonal conical surface, or creates the conical surface of circle or circular arc;
The consistent tapering that the tapering that tapering and the male cone (strobilus masculinus) (10) of described Inner taper hole (12) coordinate creates;
Described stabilizing base (1) is coordinated by middle Inner taper hole (12) with the male cone (strobilus masculinus) (10) of the lower end of column body and fixes, and the male cone (strobilus masculinus) (10) of column body coordinates with the inner conical surface (11) of the Inner taper hole (12) of a root post body below and fixes; Described Inner taper hole (12) is coordinated and the be automatically locked inner conical surface (11) and male cone (strobilus masculinus) (10) that post with banking pin (6) by the breaker slot on inner conical surface (11) after coordinating with male cone (strobilus masculinus) (10) and fixing; The pin being fixed with the folding that can draw in one end of the connector of column body (3) in the damaged surface of column body is stepped on, stabilizing base (1) stable fork below fixing skid-proof rubber, between the damaged surface and male cone (strobilus masculinus) (10) of male cone (strobilus masculinus) (10), manufacturing brake hole (5); Thrust disc (7), locking spring (8) and banking pin (6) are installed in brake hole (5), thrust disc (7) is fixed on the middle part of banking pin (6), the handle portion of banking pin (6) stretches out from the surface of male cone (strobilus masculinus) (10) from the central part of locking spring (8) through retreading to the damaged surface of stretching out close column (2), brake head, and one end of locking spring (8) is pressed on thrust disc (7), the other end withstands on brake hole (5); Lock groove (9) on described inner conical surface (11) coordinates with the brake head of banking pin (6) and produces locking effect.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410838805.3A CN104533273B (en) | 2014-12-30 | 2014-12-30 | Upright plug-in type fire-fighting rack |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410838805.3A CN104533273B (en) | 2014-12-30 | 2014-12-30 | Upright plug-in type fire-fighting rack |
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| CN104533273A true CN104533273A (en) | 2015-04-22 |
| CN104533273B CN104533273B (en) | 2017-06-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104653089A (en) * | 2015-01-29 | 2015-05-27 | 徐勇 | Upright inserted high-voltage line maintaining ladder |
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| DE202013006652U1 (en) * | 2013-07-24 | 2013-08-23 | Schwemmer & Dorn + Co Gmbh | mast Head |
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| CN104514486A (en) * | 2014-12-29 | 2015-04-15 | 重庆倍精科技研发有限公司 | Insertion type upright fire-fighting ladder |
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| 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 |
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| DE202013006652U1 (en) * | 2013-07-24 | 2013-08-23 | Schwemmer & Dorn + Co Gmbh | mast Head |
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| CN104653089A (en) * | 2015-01-29 | 2015-05-27 | 徐勇 | Upright inserted high-voltage line maintaining ladder |
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| CN104533273B (en) | 2017-06-13 |
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Effective date of registration: 20221221 Address after: 276000 NO.119 Jinhu Industrial Park, West Jiefang Road, high tech Zone, Linyi City, Shandong Province Patentee after: Luyake Fire Vehicle Manufacturing Co.,Ltd. Address before: 244000 seven groups of Feng Xin, Cha Ren Cun, Tongling Development Zone, Tongling, Anhui. Patentee before: Tongling Mdt InfoTech Ltd. |
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