CN204646076U - To contact upright fire ladder - Google Patents
To contact upright fire ladder Download PDFInfo
- Publication number
- CN204646076U CN204646076U CN201520037922.XU CN201520037922U CN204646076U CN 204646076 U CN204646076 U CN 204646076U CN 201520037922 U CN201520037922 U CN 201520037922U CN 204646076 U CN204646076 U CN 204646076U
- Authority
- CN
- China
- Prior art keywords
- pillar
- pin
- male cone
- strobilus masculinus
- lock
- 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.)
- Expired - Fee Related
Links
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model discloses the upright fire ladder of a kind of series winding, its bearing is coordinated with the male cone (strobilus masculinus) of the lower end of Body of pillar by middle Inner taper hole and is fixed, and the male cone (strobilus masculinus) of Body of pillar coordinates with the inner conical surface of the Inner taper hole of Body of pillar and fixes; Inner taper hole is coordinated and the be automatically locked inner conical surface and male cone (strobilus masculinus) that post with pin by the lock groove on male cone (strobilus masculinus) after coordinating with male cone (strobilus masculinus) and fixing; The damaged surface of Body of pillar is fixed with pin and steps on, and pin steps on and is stained with skid-proof rubber, and the bottom of bearing is stained with skid-proof rubber.Structure of the present utility model is simple, manufactures, assembles and uses very convenient, do not need instrument in ladder assembly and disassembly process in use; After adopting the upright fire ladder of series winding, 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.
Description
Technical field
The utility model relates to a kind of upright fire ladder of series winding 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 utility model relates to is to provide a kind of being beneficial to carry, be convenient to the upright fire ladder of series winding laying and assemble.
For achieving the above object, the upright fire ladder of series winding described in the utility model comprises bearing, Body of pillar, lock-bit hole, pin, thrust spring, thrust disc, lock groove, male cone (strobilus masculinus), Inner taper hole, inner conical surface;
Protrusion circular portion in the middle part of described bearing has Inner taper hole, has air gap groove below Inner taper hole, between the surface of protruding circle and Inner taper hole, have lock-bit hole; The pin being fixed with the folding that can draw in one end of the connector of Body of pillar in the damaged surface of Body of pillar is stepped on, there is male cone (strobilus masculinus) in one end of Body of pillar, the other end has connector, connect in head end and have Inner taper hole, there is air gap groove the inside of Inner taper hole, has lock-bit hole between connector and Inner taper hole; Thrust disc, thrust spring and pin is horizontally installed with in described lock-bit hole, thrust disc is fixed on the middle part of pin, the pin handle of pin from stretching out the surface of surface or the connector protruding circle after the central part of thrust spring passes, brake head stretches out from the inner conical surface of Inner taper hole, one end of thrust spring is pressed on thrust disc, the other end withstands on lock-bit hole.Body of pillar has one end of male cone (strobilus masculinus) to insert in the Inner taper hole of the protrusion circle in the middle part of bearing, or Body of pillar has one end of male cone (strobilus masculinus) to insert in the Inner taper hole in the connector of a Body of pillar below, male cone (strobilus masculinus) has lock groove coordinate with the brake head of pin.
Described Inner taper hole is the hole having tapering, has inner conical surface in Inner taper hole.Described bearing is coordinated with the male cone (strobilus masculinus) of the lower end of pillar by the Inner taper hole on the protrusion circle at stable fork middle part and is fixed, the Inner taper hole of connector and pillar 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 male cone (strobilus masculinus) by the brake head of 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 bearing 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 bearing forming multidirectional fork-shaped in the centre of stable fork; Described stable fork is blocks or one side is below the cylinder faced directly, stablizes the bearing pitched and form multidirectional fork-shaped with a terminal pad for many; Below stable fork, be stained with skid-proof rubber, on stable fork, have terminal pad, terminal pad is the protrusion circle protruded, and protrudes on circle and has internal taper hole, have air gap groove below Inner taper hole, between the surface of protruding circle and Inner taper hole, have lock-bit hole.
Described Body of pillar is the cylinder that there is male cone (strobilus masculinus) one end, the other end has Inner taper hole, comprises connector and pillar two parts; Described Body of pillar is that connector and pillar are fixed together the entirety formed or the entirety be inherently connected; Pillar does not have one end of male cone (strobilus masculinus) and connector not to have one end of Inner taper hole to be connected or is fixed together to form entirety.The end face of one end of described connector has Inner taper hole, and there is air gap groove the inside of Inner taper hole, has lock-bit hole between the surface of connector and Inner taper hole.The lock groove of annular is had at the mid portion of the male cone (strobilus masculinus) of pillar, described lock groove is cannelure, cannelure is dovetail groove, the annular locking limit of lock groove is the facing directly of annular, central axis with Body of pillar, corresponding with the position of locking hole, for coordinating with facing directly of brake head and produce locking effect, the locked inner conical surface that posts and male cone (strobilus masculinus) then, and then make connector and Body of pillar and bearing and Body of pillar fixation.
Described pin comprises brake head, middle part and pin handle three part, three parts are connected, pin in lock-bit hole through after thrust spring, brake head to put in again after laterally entering Inner taper hole in the lock-bit groove on male cone (strobilus masculinus) and with lock-bit slot fit, pin shank portion crosses out the damaged surface of pillar; The leading section of described brake head be arcwall face with face directly the shape of composition, towards the one side of air gap groove be face directly, arcwall face retreats for allowing the end of the male cone (strobilus masculinus) end of pillar and the oblique promotion brake head of male cone (strobilus masculinus), 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-bit groove.
Described pin is stepped on and is comprised bearing, connecting pin and riding boogie board, bearing is the pedestal be fixed on Body of pillar, connecting pin is the pin connecting bearing and riding boogie board, riding boogie board is the square or flat cylinder or blocks stepped on for pin, is stained with skid-proof rubber or has antiskid glue sleeve at the surface of riding boogie board cover on the surface of riding boogie board.
Described lock-bit hole is independent cavity, on protrusion circle in the middle part of underframe and in one end of the connector of pillar, mid portion and wear out that the aperture of abutment surface is large, aperture that the one end, the inside in hole is stretched out for the brake head of pin is little, communicate with brake hole, corresponding with the position of the lock-bit groove on male cone (strobilus masculinus), the large part of the median pore radius in lock-bit hole is for installing the housing with the mating shapes in lock-bit hole.In lock-bit hole, be inlaid with the housing with the mating shapes in lock-bit hole, housing exposes or does not expose the damaged surface of pillar in lock-bit hole; When housing exposes the damaged surface of pillar, the one end of exposing the damaged surface of pillar connects with screw or rivets or be welded on the damaged surface of pillar; When housing does not expose the damaged surface of pillar, connect with screw or rivet or weld or be fixed in lock-bit hole with jump ring; The inside and outside two ends of described housing manufacture porose, pin, thrust spring, thrust disc are installed in housing, thrust disc is arranged on the middle part of pin, thrust spring is arranged between thrust disc and housing, stretches out, brake head stretches out from the hole of the inner face of housing after the pin handle of pin passes from the centre of thrust spring from the hole of housing outer face.
Described thrust disc is middle porose card, is fixed on pin.
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 lock-bit hole, pin, thrust disc, thrust spring and lock groove composition locking system be locked works good and male cone (strobilus masculinus).
In order to reduce costs and alleviate the weight of ladder, described bearing and Body of pillar are hollow bodies; Described Body of pillar is individual layer or multilayer in the combination of ladder, and bearing is individual layer in the combination of ladder.
In order to reduce the consumption of ladder and be convenient to store and keeping, all building blocks of described ladder can be reused.
Conveniently pack and transport, the fixing employing pin that described pin steps down on Body of pillar is connected and fixed, and pin steps down in one end be merely able to connector on Body of pillar and draws in, is convenient to packaging; Described Body of pillar and bearing can be dismantled completely and become independent parts, are beneficial to packaging and transport.
The contact structure of upright fire ladder of the utility model is simple, manufactures, assembles and uses very convenient, do not need instrument in ladder assembly and disassembly process in use; After adopting the upright fire ladder of series winding, 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 fire ladder of contacting;
Fig. 2 is the structural representation of Body of pillar;
Fig. 3 is the sectional structure schematic diagram of bearing;
Fig. 4 is the schematic appearance of the top view of bearing.
Shown in figure: bearing 1, pillar 2, connector 3, air gap groove 4, lock-bit hole 5, pin 6, thrust disc 7, thrust 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 utility model upright fire ladder of contacting mainly comprises bearing 1, Body of pillar, lock-bit hole 5, pin 6, thrust spring 8, thrust disc 7, lock groove 9, male cone (strobilus masculinus) 10, Inner taper hole 12, inner conical surface 11;
Protrusion circular portion in the middle part of described bearing 1 has below Inner taper hole 12, Inner taper hole 12 and has air gap groove 4, between the surface of protruding circle and Inner taper hole 12, have lock-bit hole 5; The pin being fixed with the folding that can draw in one end of the connector 3 of Body of pillar in the damaged surface of Body of pillar steps on 13, there is male cone (strobilus masculinus) 10 in one end of Body of pillar, the other end has connector 3, Inner taper hole 12 is had in connector 3 end, there is air gap groove 4 the inside of Inner taper hole 12, has lock-bit hole 5 between connector 3 and Inner taper hole 12; Thrust disc 7, thrust spring 8 and pin 6 is horizontally installed with in described lock-bit hole 5, thrust disc 7 is fixed on the middle part of pin 6, the pin handle of pin 6 from stretching out the surface of surface or the connector 3 protruding circle after the central part of thrust spring 8 passes, brake head stretches out from the inner conical surface 11 of Inner taper hole 12, one end of thrust spring 8 is pressed on thrust disc 7, the other end withstands on lock-bit hole 5.Body of pillar has one end of male cone (strobilus masculinus) 10 to insert in the Inner taper hole 12 of the protrusion circle in the middle part of bearing 1, or, Body of pillar has one end of male cone (strobilus masculinus) 10 to insert in the Inner taper hole 12 in the connector 3 of a Body of pillar below, male cone (strobilus masculinus) 10 has lock groove 9 coordinate with the brake head of pin 6.
Described Inner taper hole 12 is the holes having tapering, has inner conical surface 11 in Inner taper hole 12.Described bearing 1 is coordinated with the male cone (strobilus masculinus) 10 of the lower end of pillar 2 by the Inner taper hole 12 on the protrusion circle at stable fork middle part and is fixed, the Inner taper hole 12 of connector 3 and pillar 2 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 male cone (strobilus masculinus) 10 by the brake head of 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 bearing 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 bearing 1 forming multidirectional fork-shaped in the centre of stable fork; Described stable fork is blocks or one side is below the cylinder faced directly, stablizes the bearing 1 pitched and form multidirectional fork-shaped with a terminal pad for many; Below stable fork, be stained with skid-proof rubber, on stable fork, have terminal pad, terminal pad is the protrusion circle protruded, and protrudes on circle and has internal taper hole, have air gap groove 4 below Inner taper hole 12, between the surface of protruding circle and Inner taper hole 12, have lock-bit hole 5.
Described Body of pillar 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 pillar 2 two parts; Described Body of pillar to be connector 3 with pillar 2 the be fixed together entirety formed or the entirety be inherently connected; Pillar 2 does not have one end of male cone (strobilus masculinus) 10 and connector 3 not to have one end of Inner taper hole 12 to be connected or is fixed together to form entirety.The end face of one end of described connector 3 has the inside of Inner taper hole 12, Inner taper hole 12 to have air gap groove 4, has lock-bit hole 5 between the surface of connector 3 and Inner taper hole 12.The lock groove 9 of annular is had at the mid portion of the male cone (strobilus masculinus) 10 of pillar 2, described lock groove 9 is cannelures, cannelure is dovetail groove, the annular locking limit of lock groove 9 is the facing directly of annular, central axis with Body of pillar, corresponding with the position of locking hole, for coordinating with facing directly of brake head and produce locking effect, the locked inner conical surface 11 that posts and male cone (strobilus masculinus) 10 then, and then make connector 3 and Body of pillar and bearing 1 and Body of pillar fixation.
Described pin 6 comprises brake head, middle part and pin handle three part, three parts are connected, after pin 6 passes thrust spring 8 in lock-bit hole 5, brake head to put in again after laterally entering Inner taper hole 12 in the lock-bit groove on male cone (strobilus masculinus) 10 and with lock-bit slot fit, pin shank portion crosses out the damaged surface of pillar 2; The leading section of described brake head be arcwall face with face directly the shape of composition, towards the one side of air gap groove 4 be face directly, arcwall face retreats for allowing the end of male cone (strobilus masculinus) 10 end of pillar 2 and the oblique promotion brake head of male cone (strobilus masculinus) 10, 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-bit groove.
Described pin is stepped on 13 and is comprised bearing 1, connecting pin and riding boogie board, bearing 1 is the pedestal be fixed on Body of pillar, connecting pin is the pin connecting bearing 1 and riding boogie board, riding boogie board be step on for pin 13 square or flat cylinder or blocks, be stained with on the surface of riding boogie board skid-proof rubber or the surface of riding boogie board cover have antiskid glue sleeve.
Described lock-bit hole 5 is independent cavitys, on protrusion circle in the middle part of underframe and in one end of the connector 3 of pillar 2, mid portion and wear out that the aperture on pillar 2 surface is large, aperture that the one end, the inside in hole is stretched out for the brake head of pin 6 is little, communicate with brake hole 9, corresponding with the position of the lock-bit groove on male cone (strobilus masculinus) 10, the large part of the median pore radius in lock-bit hole 5 is for installing the housing with the mating shapes in lock-bit hole 5.In lock-bit hole 5, be inlaid with the housing with the mating shapes in lock-bit hole 5, housing exposes or does not expose the damaged surface of pillar 2 in lock-bit hole 5; When housing exposes the damaged surface of pillar 2, the one end of exposing the damaged surface of pillar 2 connects with screw or rivets or be welded on the damaged surface of pillar 2; When housing does not expose the damaged surface of pillar 2, connect with screw or rivet or weld or be fixed in lock-bit hole 5 with jump ring; The inside and outside two ends of described housing manufacture porose, pin 6, thrust spring 8, thrust disc 7 are installed in housing, thrust disc 7 is arranged on the middle part of pin 6, thrust 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 pin handle of pin 6 passes from the centre of thrust spring 8 from the hole of housing outer face.Described housing for installing pin 6 and thrust spring 8, and pin 6 can be moved in housing.
Described thrust disc 7 is middle porose cards, is fixed on pin 6, for accepting the thrust of thrust spring 8.
In order to can the locking inner conical surface 11 of working good and male cone (strobilus masculinus) 10 not loosen, described lock-bit hole 5, pin 6, thrust disc 7, thrust 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 bearing 1 and Body of pillar are hollow bodies; Described Body of pillar is individual layer or multilayer in the combination of ladder, and bearing 1 is individual layer in the combination of ladder.
In order to reduce the consumption of ladder and be convenient to store and keeping, all building blocks of described ladder can be reused.
Conveniently pack and transport, described pin is stepped on 13 fixing employing pin on Body of pillar and is connected and fixed, and pin is stepped on 13 one end be merely able on Body of pillar to connector 3 and drawn in, is convenient to packaging; Described Body of pillar and bearing 1 can be dismantled completely and become independent parts, are beneficial to packaging and transport.
Ladder is when assembling, bearing 1 is put on the ground, one end of male cone (strobilus masculinus) 10 is had by Body of pillar to insert in the Inner taper hole 12 of bearing 1, under the effect of self gravitation, the male cone (strobilus masculinus) 10 of pillar 2 is naturally fitted with the inner conical surface 11 of bearing 1 and fixes, and the gravity depressed from pillar 2 is larger, it is closely and more more firm that inner conical surface 11 and male cone (strobilus masculinus) 10 are fitted; Insert in the process of Inner taper hole 12 at the male cone (strobilus masculinus) 10 of pillar 2, the front end of male cone (strobilus masculinus) 10 enter into the position of brake head and arcwall face on oblique promotion brake head time, the oblique promotion brake head in front end of male cone (strobilus masculinus) 10 compresses thrust spring 8 and outwards makes a concession, and the front end of male cone (strobilus masculinus) 10 passes through the position of brake head; When the male cone (strobilus masculinus) 10 of pillar 2 contacts firm with the inner conical surface 11 of the Inner taper hole 12 of bearing 1, lock groove 9 on male cone (strobilus masculinus) 10 is just in time in the position through brake head, brake head enters in lock groove 9 under the powered of thrust spring 8, the facing directly of brake head to face directly with the annular of lock groove 9 coordinate the inner conical surface 11 of fitting and male cone (strobilus masculinus) 10 locked, male cone (strobilus masculinus) 10 can not be retreated, complete the fixing and locking of Body of pillar and bearing 1.Afterwards, one end of male cone (strobilus masculinus) 10 is again had by Body of pillar to insert in the Inner taper hole 12 of connector 3 in Inner taper hole 12 in connector 3 on Body of pillar, under the effect of self gravitation, the male cone (strobilus masculinus) 10 of pillar 2 is naturally fitted with the inner conical surface 11 of connector 3 and fixes, and the gravity depressed from pillar 2 is larger, it is closely and more more firm that inner conical surface 11 and male cone (strobilus masculinus) 10 are fitted; Insert in the process of Inner taper hole 12 at the male cone (strobilus masculinus) 10 of pillar 2, the front end of male cone (strobilus masculinus) 10 enter into the position of brake head and arcwall face on oblique promotion brake head time, the oblique promotion brake head in front end of male cone (strobilus masculinus) 10 compresses thrust spring 8 and outwards makes a concession, and the front end of male cone (strobilus masculinus) 10 passes through the position of brake head; When the male cone (strobilus masculinus) 10 of pillar 2 contacts firm with the inner conical surface 11 of the Inner taper hole 12 of connector 3, lock groove 9 on male cone (strobilus masculinus) 10 is just in time in the position through brake head, brake head enters in lock groove 9 under the powered of thrust spring 8, the facing directly of brake head to face directly with the annular of lock groove 9 coordinate the inner conical surface 11 of fitting and male cone (strobilus masculinus) 10 locked, male cone (strobilus masculinus) 10 can not be retreated; Afterwards, the male cone (strobilus masculinus) 10 of Body of pillar can insert in the Inner taper hole 12 of Body of pillar by Using such method again, completes being connected and fixed and locking between Body of pillar and Body of pillar.
During the Body of pillar of dismountable, pull the pin handle of pin 6, after the brake head of pin 6 front end exits the lock groove 9 on male cone (strobilus masculinus) 10, Body of pillar upwards one is drawn or one lifts and automatically will separate with the Inner taper hole 12 in the connector 3 of a Body of pillar below, and the male cone (strobilus masculinus) 10 of Body of pillar will separate automatically with the Inner taper hole 12 of the connector 3 of the Body of pillar of below.During the Body of pillar that dismounting bearing 1 is fixed, pull the pin handle of pin 6, after the brake head of pin 6 front end exits the lock groove 9 on male cone (strobilus masculinus) 10, Body of pillar upwards one is drawn or one lifts and automatically will separate with the Inner taper hole 12 of bearing 1, and Body of pillar will separate automatically with bearing 1.
The assembly and disassembly of Body of pillar and bearing 1 and connector 3 are very convenient, just can complete without any need for instrument.
Fire fighter is when climbing fire ladder, pin is stepped on 13 pin on Body of pillar and is stepped on 13 and climb up, and can climbing one section of assembling one section, taking with oneself needing the Body of pillar of height, when climbing to the top of ladder in the process of cat ladder, climb up again after inserting a Body of pillar in superincumbent Inner taper hole 12 again.During descending stair, step down in pin and step on 13 and down climb, next section tears a Body of pillar open, very convenient.
Claims (4)
1. the upright fire ladder of series winding, is characterized in that: the upright fire ladder of described series winding comprises bearing (1), Body of pillar, lock-bit hole (5), pin (6), thrust spring (8), thrust disc (7), lock groove (9), male cone (strobilus masculinus) (10), Inner taper hole (12), inner conical surface (11);
The protrusion circular portion at described bearing (1) middle part has Inner taper hole (12), has air gap groove (4), between the surface of protruding circle and Inner taper hole (12), have lock-bit hole (5) below Inner taper hole (12); The pin being fixed with the folding that can draw in one end of the connector of Body of pillar (3) in the damaged surface of Body of pillar is stepped on (13), there is male cone (strobilus masculinus) (10) in one end of Body of pillar, the other end has connector (3), Inner taper hole (12) is had in connector (3) end, there is air gap groove (4) the inside of Inner taper hole (12), has lock-bit hole (5) between connector (3) and Inner taper hole (12); Thrust disc (7), thrust spring (8) and pin (6) is horizontally installed with in described lock-bit hole (5), thrust disc (7) is fixed on the middle part of pin (6), the pin handle of pin (6) from stretching out the surface of surface or the connector (3) protruding circle after the central part of thrust spring (8) passes, brake head stretches out from the inner conical surface (11) of Inner taper hole (12), one end of thrust spring (8) is pressed in that thrust disc (7) is upper, the other end withstands on lock-bit hole (5); Body of pillar has one end of male cone (strobilus masculinus) (10) to insert in the Inner taper hole (12) of protrusion circle at bearing (1) middle part, or, Body of pillar has one end of male cone (strobilus masculinus) (10) to insert in the Inner taper hole (12) in the connector (3) of a Body of pillar below, male cone (strobilus masculinus) (10) has lock groove (9) coordinate with the brake head of pin (6);
Described Inner taper hole (12) is the hole having tapering, has inner conical surface (11) in Inner taper hole (12); Described bearing (1) is coordinated by the Inner taper hole (12) on the protrusion circle at stable fork middle part with the male cone (strobilus masculinus) (10) of the lower end of pillar (2) and fixes, the Inner taper hole (12) of connector (3) and pillar (2) 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 male cone (strobilus masculinus) (10) by the brake head of 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 bearing (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 bearing (1) forming multidirectional fork-shaped in the centre of stable fork; Described stable fork is blocks or one side is below the cylinder faced directly, stablizes the bearing (1) pitched and form multidirectional fork-shaped with a terminal pad for many; Skid-proof rubber is stained with below stable fork, on stable fork, have terminal pad, terminal pad is the protrusion circle protruded, and protrudes on circle and has internal taper hole, there is air gap groove (4) below Inner taper hole (12), between the surface of protruding circle and Inner taper hole (12), have lock-bit hole (5);
Described Body of pillar 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 pillar (2) two parts; Described Body of pillar to be connector (3) with pillar (2) the be fixed together entirety formed or the entirety be inherently connected; Pillar (2) does not have one end of male cone (strobilus masculinus) (10) and connector (3) not to have one end of Inner taper hole (12) to be connected or be fixed together to form entirety; The end face of one end of described connector (3) has Inner taper hole (12), and there is air gap groove (4) the inside of Inner taper hole (12), has lock-bit hole (5) between the surface of connector (3) and Inner taper hole (12); The lock groove (9) of annular is had at the mid portion of the male cone (strobilus masculinus) (10) of pillar (2), described lock groove (9) is cannelure, cannelure is dovetail groove, the annular locking limit of lock groove (9) is the facing directly of annular, central axis with Body of pillar, corresponding with the position of locking hole, for coordinating with facing directly of brake head and produce locking effect, then the locked inner conical surface (11) that posts and male cone (strobilus masculinus) (10), and then make connector (3) and Body of pillar and bearing (1) and Body of pillar fixation;
Described pin (6) comprises brake head, middle part and pin handle three part, three parts are connected, after pin (6) passes thrust spring (8) in lock-bit hole (5), brake head to put in again after laterally entering Inner taper hole (12) in the lock-bit groove on male cone (strobilus masculinus) (10) and with lock-bit slot fit, pin shank portion crosses out the damaged surface of pillar (2); The leading section of described brake head be arcwall face with face directly the shape of composition, towards the one side of air gap groove (4) be face directly, the end that arcwall face is used for allowing the male cone (strobilus masculinus) of pillar (2) (10) hold and the oblique promotion brake head of male cone (strobilus masculinus) (10) retreat, and face 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-bit groove;
Described pin is stepped on (13) and is comprised bearing (1), connecting pin and riding boogie board, bearing (1) is the pedestal be fixed on Body of pillar, connecting pin is the pin connecting bearing (1) and riding boogie board, riding boogie board is square or flat cylinder or the blocks of stepping on (13) for pin, is stained with skid-proof rubber or has antiskid glue sleeve at the surface of riding boogie board cover on the surface of riding boogie board;
Described lock-bit hole (5) is independent cavity, on protrusion circle in the middle part of underframe and in one end of the connector (3) of pillar (2), the aperture that the brake head that mid portion and the one end, the inside that is large, hole, aperture of wearing out pillar (2) surface are used for pin (6) stretches out is little, communicate with brake hole (9), corresponding with the position of the lock-bit groove on male cone (strobilus masculinus) (10), the part that the median pore radius of lock-bit hole (5) is large is used for installing the housing with the mating shapes in lock-bit hole (5); In lock-bit hole (5), be inlaid with the housing with the mating shapes of lock-bit hole (5), housing exposes or does not expose the damaged surface of pillar (2) in lock-bit hole (5); When housing exposes the damaged surface of pillar (2), the one end of exposing the damaged surface of pillar (2) connects with screw or rivets or be welded on the damaged surface of pillar (2); When housing does not expose the damaged surface of pillar (2), connect with screw or rivet or weld or be fixed in lock-bit hole (5) with jump ring; The inside and outside two ends of described housing manufacture porose, pin (6), thrust spring (8), thrust disc (7) are installed in housing, thrust disc (7) is arranged on the middle part of pin (6), thrust 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 pin handle of pin (6) passes from the centre of thrust spring (8) from the hole of housing outer face;
Described thrust disc (7) is middle porose card, is fixed on pin (6).
2. to contact upright fire ladder according to claim 1, it is characterized in that: in order to can the locking inner conical surface (11) of working good and male cone (strobilus masculinus) (10) not loosen, the inner conical surface (11) that described lock-bit hole (5), pin (6), thrust disc (7), thrust spring (8) and lock groove (9) composition locking system be locked works good and male cone (strobilus masculinus) (10).
3. to contact upright fire ladder according to claim 1, it is characterized in that: in order to reduce costs and alleviate the weight of ladder, described bearing (1) and Body of pillar are hollow bodies; Described Body of pillar is individual layer or multilayer in the combination of ladder, and bearing (1) is individual layer in the combination of ladder.
4. to contact upright fire ladder according to claim 1, it is characterized in that: conveniently pack and transport, described pin is stepped on (13) fixing employing pin on Body of pillar and is connected and fixed, and pin is stepped on (13), and the one end be merely able on Body of pillar to connector (3) is drawn in; Described Body of pillar and bearing (1) can be dismantled completely and become independent parts, are beneficial to packaging and transport.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520037922.XU CN204646076U (en) | 2015-01-20 | 2015-01-20 | To contact upright fire ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520037922.XU CN204646076U (en) | 2015-01-20 | 2015-01-20 | To contact upright fire ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204646076U true CN204646076U (en) | 2015-09-16 |
Family
ID=54098837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520037922.XU Expired - Fee Related CN204646076U (en) | 2015-01-20 | 2015-01-20 | To contact upright fire ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204646076U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106730430A (en) * | 2016-11-28 | 2017-05-31 | 华中科技大学 | A kind of dismountable high-rise deliverance apparatus |
-
2015
- 2015-01-20 CN CN201520037922.XU patent/CN204646076U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106730430A (en) * | 2016-11-28 | 2017-05-31 | 华中科技大学 | A kind of dismountable high-rise deliverance apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204646076U (en) | To contact upright fire ladder | |
| CN104563842A (en) | Upright series-connection fire ladder | |
| CN104727732B (en) | Trim gardens vertical ladder | |
| CN104612577A (en) | Series-connected vertical fire ladder | |
| CN204532030U (en) | Upright serially connected fire ladder | |
| CN204532029U (en) | Serially connected upright fire ladder | |
| CN204646062U (en) | Upright fire ladder | |
| CN104514484B (en) | Serially connected upright fire-fighting rack | |
| CN104763320A (en) | A vertical ladder for fire fighting | |
| CN204827189U (en) | Upright fire -fighting rack concatenates | |
| CN104533275B (en) | Vertical type concatenation fire-fighting rack | |
| CN204571803U (en) | To contact upright high-tension line maintenance ladder | |
| CN104612578A (en) | Series-connected vertical fire ladder | |
| CN104653094A (en) | Upright high-voltage line maintaining ladder | |
| CN104763317A (en) | Firefighting upright special-purpose ladder | |
| CN104653095A (en) | Upright serially-connected high-voltage line maintaining ladder | |
| CN204571804U (en) | Be connected in series upright high-tension line maintenance ladder | |
| CN104806159A (en) | Special vertical ladder for fire fighting | |
| CN204532034U (en) | Vertical type serial connection fire ladder | |
| CN104806160B (en) | Prune gardens special-purpose ladder | |
| CN204571808U (en) | Special upright fire ladder | |
| CN204571805U (en) | Upright fire ladder | |
| CN204532044U (en) | The upright fire ladder of plug-in type | |
| CN104763315A (en) | A vertical ladder specially used for garden pruning | |
| CN104533273A (en) | Vertical insertion type fire service ladder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20160120 |
|
| EXPY | Termination of patent right or utility model |