CN2743320Y - Elevator - Google Patents

Elevator Download PDF

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Publication number
CN2743320Y
CN2743320Y CN 200420093691 CN200420093691U CN2743320Y CN 2743320 Y CN2743320 Y CN 2743320Y CN 200420093691 CN200420093691 CN 200420093691 CN 200420093691 U CN200420093691 U CN 200420093691U CN 2743320 Y CN2743320 Y CN 2743320Y
Authority
CN
China
Prior art keywords
screw
support
crossbeam
base
welded
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
Application number
CN 200420093691
Other languages
Chinese (zh)
Inventor
李忠良
Original Assignee
李忠良
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 李忠良 filed Critical 李忠良
Priority to CN 200420093691 priority Critical patent/CN2743320Y/en
Application granted granted Critical
Publication of CN2743320Y publication Critical patent/CN2743320Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to an elevator, an operating personnel sits on a top working table to ascend and descend easily through two feet rotating a pedal. The elevator comprises two mutually paralleled cross beams, both ends of the cross beams are respectively sleeved a bracket, the end part of the bracket is respectively provided with an axis, and both ends of the axis are respectively provided with a roller base; a lead lifting appliance which at the middle part of the base is vertically fixed on the bottom; a drive lifting appliance which is sleeved on the lead lifting appliance; the working table which is arranged at the top of the drive lifting appliance.

Description

Companion ladder
Technical field
The utility model relates to a kind of companion ladder.
Background technology
The instrument of ascending a height that provides in the market is many based on the grid type stair, as the herringbone stair etc.This traditional grid stair in use, the operating personnel must use both hands and feet, the upper and lower climbing of lattice one lattice is very inconvenient.
The utility model content
The purpose of this utility model is to overcome above-mentioned weak point of the prior art and provide on the bench board that a kind of operating personnel is sitting in the top, the companion ladder that just can rise easily, descend by both feet rotation pedal.
The purpose of this utility model can reach by following measure:
The special character of this companion ladder is: it includes:
One base is respectively installed with support by the two ends of two crossbeams that are parallel to each other, this crossbeam, and the end of support respectively has one, and roller is equipped with at the two ends of axle respectively;
One helical pitch jacking system, its bottom is vertically fixed on the base middle-end;
One drives jacking system, is sleeved on the helical pitch jacking system;
One bench board is arranged at the top of actuating device.
The purpose of this utility model can also reach by following measure:
Two parallel crossbeams are square profile structure in the middle of the base, leading portion top is welded with the preceding connecting panel that a centre is provided with a positioning groove, back segment top is welded with the back connecting panel that a centre is provided with a positioning groove, the bottom is welded with a plate, the crossbeam middle part is provided with fixing threaded hole, before, two telescope supports in back are square profile structure, front stretching support front end is welded with the axis that two ends are external thread structure, there is a left side at the axis two ends by fixed by nut respectively, right two front wheels, one screw is arranged at front stretching back-end support top, in be placed in the base crossbeam front end mesopore, positioning groove before the prelocalization bolt passes in the middle of the connecting panel is spun in the screw on front stretching back-end support top, two ends, back telescope support rear end are the axis of external thread structure, be fixed with a left side respectively by nut, right two rear rollers, back telescope support upper front end has a screw, in be placed in the mesopore of base crossbeam rear end, back dowel bolt passes the positioning groove of back in the middle of the connecting panel and is spun in the screw of back telescope support upper front end.
The helical pitch jacking system is by the back and front supporting screw rod that is vertically fixed on base crossbeam middle part, and the bottom is connected the location by upper and lower bearing and is threaded onto the forward and backward lifting screw composition of back and front supporting screw rod outer end with bearing carrier ring.
Drive axle drive shaft, the left and right driving gear of jacking system by the driving box internal upper part that places the square cavity structure, a pedal is equipped with at the axle drive shaft two ends respectively, be spun on the forward and backward lifting worm gear of forward and backward lifting screw bottom in the driving box, with forward and backward lifting worm gear ingear elevating endless screw, left and right both sides of elevating endless screw and driven wheel ingear lifter wheel are formed.
Be arranged at the platen of the bench board on actuating device top by a band shirt rim, there is the spill tool box at the middle part, and respectively there is the circular hole of a band shirt rim at the two ends, tool box, and the circular hole lower end respectively is provided with a semicircle bowl cup and forms.
The utility model has following advantage compared to existing technology:
1. easy to use, meet the human engineering principle.
2. alleviated labour intensity, the safety performance of raising.
Description of drawings
Fig. 1 is the structural representation of the utility model companion ladder.
Fig. 2 is the birds-eye view of the utility model companion ladder.
Fig. 3 is the stretching, extension figure of the utility model companion ladder.
Fig. 4 is the connection diagram of lifter wheel, lifting worm gear and the elevating endless screw of the utility model companion ladder.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
As shown in the figure: two parallel crossbeams 2 in the middle of the base 1, crossbeam 3 is square profile structure, crossbeam 2, crossbeam 3 leading portion tops are welded with the preceding connecting panel 5 that a centre is provided with a positioning groove 4, back segment top is welded with the back connecting panel 7 that a centre is provided with a positioning groove 6, the bottom is welded with a plate 8, crossbeam 2, crossbeam 3 middle parts are provided with fixing threaded hole 9~12, front stretching support 13, back telescope support 14 is square profile structure, front stretching support 13 front ends are welded with the front axle 15 that two ends are external thread structure, front axle 15 two ends are respectively by nut 16, nut 17 is fixed with a left side, right two front wheels 18, front wheel 19, front stretching support 13 upper rear end have and are placed in crossbeam 2 in the screw, in the crossbeam 3 front end mesopores, positioning groove 4 before prelocalization bolt 21 passes in the middle of the connecting panel 5 is spun in the screw of front stretching support 13 upper rear end, back telescope support 14 rear ends intersect that two ends are arranged is the rear axle 22 of external thread structure, by nut 23, nut 24 is fixed with a left side respectively, right two rear rollers 25, rear roller 26, back telescope support 14 upper front end have in the screw 27 and are placed in base crossbeam 2, in the crossbeam 3 rear end mesopores, the positioning groove 6 that back dowel bolt 28 passes in the middle of the back connecting panel 7 is spun in the screw of back telescope support 14 upper front end.
Preceding studdle 29 outside hypomeres are reverse external thread structure, outside epimere is an outer sleeve structure, back studdle 30 outside hypomeres are the forward external thread structure, outside epimere is an outer sleeve structure, before studdle 29, studdle 30 lower ends, back be welded with the adapter plates of band screws 31~34 in the middle of left and right two, screw 31~34 cooperates with crossbeam 2, crossbeam 3 middle part screws 9~12 and passes through bolt on the adapter plate.Preceding lifting screw 41 mesopore hypomeres are reverse female thread structure, the mesopore epimere is the inner sleeve structure, outside hypomere is the axle sleeve duct ligation, outside stage casing is reverse external thread structure, outside epimere is a sleeve structure, studdle 29 outer ends before preceding lifting screw 41 is spun on, back lifting screw 42 mesopore lower ends are the forward female thread structure, outside epimere is the inner sleeve structure, outside hypomere is the pipe spreader structure, outside stage casing is the forward external thread structure, and outside epimere is an outer sleeve structure, and back lifting screw 42 is spun on studdle 30 outer ends, back.Upper bearing sleeve is an ellipsoidal structure, respectively there is a spill axle sleeve 44 at the ellipsoid two ends, spill axle sleeve 45 built-in bearings, upper ball cover is oval concave structure, the concave volume two ends respectively have an axis hole to cover in the upper bearing sleeve outer end, upper bearing sleeve built-in bearing overcoat upper ball cover, lifting screw 41 before being placed in, back lifting screw 42 hypomere pipe spreaders upper end, lower bearing sleeve is an ellipsoidal structure, respectively there is a spill axle sleeve 52 at the ellipsoid two ends, spill axle sleeve 53 built-in bearings 54, bearing 55, lower ball cover is oval concave structure, the concave volume two ends respectively have an axis hole to cover in the lower bearing sleeve outer end, and lower bearing sleeve built-in bearing overcoat lower ball cover is placed in preceding lifting screw 41, back lifting screw 42 hypomere pipe spreader lower ends.Driving box 59 is the square cavity structure, before the cavity upper end has, metapore, there is front-axle hole 62 the cavity lower end, back axis hole 63 built-in bearings, a cavity left side, respectively there is a square end cap 66 on the right side, square end cap 67, left end cap top is provided with an axle sleeve hole built-in bearing, middle lower portion is provided with an axle sleeve built-in bearing, right end cap 67 middle upper portion are provided with an axle sleeve hole 72 built-in bearings 73, middle lower portion is provided with an axle sleeve 74 built-in bearings 75, preceding lifting worm gear 76, back lifting worm gear 77 is the disc worm gear arrangement, its disc worm gear outer end is the semi-circular teeth wheel construction, on the middle part, following two ends are the axle sleeves 78 that intersect vertically with disc, axle sleeve 79, axle sleeve 78 mesopores are reverse female thread structure, axle sleeve 79 mesopores are positive female thread structure, lifting screw 41 lower ends before axle sleeve on the preceding lifting worm gear 76 is spun on, axle sleeve 78 lower ends place in the bearing 64 of driving box 59 lower end front axle trepannings 62, axle sleeve 78 upper end overcoat bearings 80 place in the front support pipe 81 lower end axle sleeve holes 82, back lifting worm gear 77 middle part axle sleeves 79 are spun on lifting screw 42 lower ends, back, axle sleeve 79 lower ends place in the bearing 65 of trepanning 63 behind driving box 59 lower ends, axle sleeve 79 upper end overcoat bearings 83 place in the after poppet pipe 84 lower end axle sleeve holes 85, elevating endless screw 86 stage casings are the Acme thread structure, two ends are axle, elevating endless screw 86 left end axle sleeves left side lifter wheel 87 places in the bearing 71 of left end cap 66 middle lower portion axle sleeves 70, elevating endless screw 86 right-hand member axle sleeve lifter wheels 88 place in the bearing 75 of right end cap 67 middle lower portion axle sleeves 74, the Acme thread front end of elevating endless screw 86 middle-end sections and 76 engagements of preceding lifting worm gear, the Acme thread rear end in elevating endless screw 86 stage casings and 77 engagements of back lifting worm gear, axle drive shaft 89 left sides, the right side respectively is with driven wheel 90, driven wheel 91, respectively with a left side, lower end lifter wheel 87, right lifter wheel 88 engagements, axle drive shaft 89 left ends pass the bearing 69 external left-hand tread plates 92 in the left end cap 66 middle upper portion axle sleeve holes 68, and axle drive shaft 89 right-hand members pass the bearing 73 external right-hand tread plates 93 in the right end cap 67 middle upper portion axle sleeve holes 72.Front support pipe 81, after poppet pipe 84 hypomeres are welded on respectively in preceding hole 60, driving box 59 upper ends, the metapore 61, the upper end is welded on bench board 94 bottoms, the centre is welded with a carrying handle 95, bench board 94 is the ellipsoid of band shirt rim, there is a spill tool box 96 at the middle part, respectively there is circular hole 97, the circular hole 98 of a band shirt rim at 96 forward and backward two ends, tool box, and circular hole 97, circular hole 98 lower ends respectively are welded with a semicircle bowl cup 99, semicircle bowl cup 100.
During use, the operating personnel is sitting on the bench board 94, both feet step down in respectively on pedal 92, the pedal 93, when rotating pedal 92, pedal 93 forward, driven wheel 90, gear 91 are rotated in the forward, drive lifter wheel 87, lifter wheel 88 and the rotation of elevating endless screw 86 synchronous backwards, lifting worm gear 76, back lifting worm gear 77 are done forward and reverse horizontally rotating before driving simultaneously, at this moment, the axle sleeve 78 at lifting worm gear 76 middle parts is done the vertical uplift rotation along lifting screw 41, lifting screw 42 respectively synchronously with the same cover 79 at lifting worm gear 77 middle parts, otherwise then descends.
The above only is preferred embodiment of the present utility model, and all equalizations of being done according to the utility model claim scope change and modify, and all should belong to the covering scope of the utility model claim.

Claims (5)

1. companion ladder is characterized in that:
This companion ladder includes:
One base is respectively installed with support by the two ends of two crossbeams that are parallel to each other, this crossbeam, and the end of support respectively has one, and roller is equipped with at the two ends of axle respectively;
One helical pitch jacking system, its bottom is vertically fixed on the base middle-end;
One drives jacking system, is sleeved on the helical pitch jacking system;
One bench board is arranged at the top of actuating device.
2. companion ladder according to claim 1, it is characterized in that: two parallel crossbeams are square profile structure in the middle of the base, leading portion top is welded with the preceding connecting panel that a centre is provided with a positioning groove, back segment top is welded with the back connecting panel that a centre is provided with a positioning groove, the bottom is welded with a plate, the crossbeam middle part is provided with fixing threaded hole, before, two telescope supports in back are square profile structure, front stretching support front end is welded with the axis that two ends are external thread structure, there is a left side at the axis two ends by fixed by nut respectively, right two front wheels, one screw is arranged at front stretching back-end support top, in be placed in the base crossbeam front end mesopore, positioning groove before the prelocalization bolt passes in the middle of the connecting panel is spun in the screw on front stretching back-end support top, two ends, back telescope support rear end are the axis of external thread structure, be fixed with a left side respectively by nut, right two rear rollers, back telescope support upper front end has a screw, in be placed in the mesopore of base crossbeam rear end, back dowel bolt passes the positioning groove of back in the middle of the connecting panel and is spun in the screw of back telescope support upper front end.
3. companion ladder according to claim 1, it is characterized in that: the helical pitch jacking system is by the back and front supporting screw rod that is vertically fixed on base crossbeam middle part, and the bottom is connected the location by upper and lower bearing and is threaded onto the forward and backward lifting screw composition of back and front supporting screw rod outer end with bearing carrier ring.
4. companion ladder according to claim 1, it is characterized in that: drive the axle drive shaft of jacking system by the driving box internal upper part that places the square cavity structure, the left and right driving gear, the pedal that be equipped with respectively at the axle drive shaft two ends, be spun on the forward and backward lifting worm gear of forward and backward lifting screw bottom in the driving box, with forward and backward lifting worm gear ingear elevating endless screw, left and right both sides of elevating endless screw and driven wheel ingear lifter wheel are formed.
5. companion ladder according to claim 1, it is characterized in that: be arranged at the platen of the bench board on actuating device top by a band shirt rim, the middle part has spill tool box, two ends, tool box that the circular hole of one band shirt rim is respectively arranged, and the circular hole lower end respectively is provided with a semicircle bowl cup and forms.
CN 200420093691 2004-10-08 2004-10-08 Elevator Expired - Fee Related CN2743320Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200420093691 CN2743320Y (en) 2004-10-08 2004-10-08 Elevator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200420093691 CN2743320Y (en) 2004-10-08 2004-10-08 Elevator

Publications (1)

Publication Number Publication Date
CN2743320Y true CN2743320Y (en) 2005-11-30

Family

ID=35633339

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200420093691 Expired - Fee Related CN2743320Y (en) 2004-10-08 2004-10-08 Elevator

Country Status (1)

Country Link
CN (1) CN2743320Y (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102424035A (en) * 2011-11-29 2012-04-25 常熟市藕渠针织机械厂 Drawer roller vehicle bracket
CN102490697A (en) * 2011-11-29 2012-06-13 常熟市藕渠针织机械厂 Square tube type vehicle support with toolrooms
CN103552935A (en) * 2013-11-18 2014-02-05 北京林业大学 Climbing pole type mechanical lifting platform

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102424035A (en) * 2011-11-29 2012-04-25 常熟市藕渠针织机械厂 Drawer roller vehicle bracket
CN102490697A (en) * 2011-11-29 2012-06-13 常熟市藕渠针织机械厂 Square tube type vehicle support with toolrooms
CN103552935A (en) * 2013-11-18 2014-02-05 北京林业大学 Climbing pole type mechanical lifting platform
CN103552935B (en) * 2013-11-18 2016-01-20 北京林业大学 A kind of pole-climbing class mechanical elevating platform

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GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee