CN111877969A - Herringbone ladder for building decoration - Google Patents

Herringbone ladder for building decoration Download PDF

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Publication number
CN111877969A
CN111877969A CN202010749729.4A CN202010749729A CN111877969A CN 111877969 A CN111877969 A CN 111877969A CN 202010749729 A CN202010749729 A CN 202010749729A CN 111877969 A CN111877969 A CN 111877969A
Authority
CN
China
Prior art keywords
ladder
fixed
plate
base plate
supporting plate
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.)
Withdrawn
Application number
CN202010749729.4A
Other languages
Chinese (zh)
Inventor
陆建友
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Zhijian Electromechanical Engineering Technology Co ltd
Original Assignee
Dongguan Zhijian Electromechanical Engineering Technology Co ltd
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 Dongguan Zhijian Electromechanical Engineering Technology Co ltd filed Critical Dongguan Zhijian Electromechanical Engineering Technology Co ltd
Priority to CN202010749729.4A priority Critical patent/CN111877969A/en
Publication of CN111877969A publication Critical patent/CN111877969A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06CLADDERS
    • E06C1/00Ladders in general
    • E06C1/02Ladders in general with rigid longitudinal member or members
    • E06C1/38Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
    • E06C1/383Foldable ladders in which the longitudinal members are brought together on folding
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06CLADDERS
    • E06C1/00Ladders in general
    • E06C1/02Ladders in general with rigid longitudinal member or members
    • E06C1/38Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
    • E06C1/397Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders characterised by having wheels, rollers, or runners
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06CLADDERS
    • E06C7/00Component parts, supporting parts, or accessories
    • E06C7/42Ladder feet; Supports therefor
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06CLADDERS
    • E06C7/00Component parts, supporting parts, or accessories
    • E06C7/42Ladder feet; Supports therefor
    • E06C7/46Non-skid equipment

Abstract

The invention discloses a herringbone ladder for building decoration, which comprises a stool-shaped top bracket, wherein ladder frames are arranged on two sides of the top bracket, the top bracket comprises a base plate and a boarding plate, a plurality of stand columns are fixed on the lower end surface of the boarding plate, and the lower ends of the stand columns are fixed on the base plate; the ladder frame comprises a ladder beam and pedals, two ends of each pedal are fixed on the ladder beam, a cross beam is fixed at the upper end of the ladder beam, pin shafts are formed at two ends of the cross beam and are inserted into the hinged support lugs, a support shaft is fixed at the lower end of the ladder beam, and a plurality of rollers are inserted and sleeved on the support shaft; a limiting mechanism and a positioning mechanism are arranged between the ladder frames, arc-shaped support plates are formed on two sides of the lower end of the limiting plate and abut against the ladder beam, arc-shaped guide grooves are formed in the support plates, studs are inserted into the guide grooves of the support plates, the inner ends of the studs are fixed on the ladder beam, nuts are screwed to the outer ends of the studs, and the nuts are pressed on the support plates.

Description

Herringbone ladder for building decoration
Technical Field
The invention relates to the technical field of construction machinery, in particular to a herringbone ladder for building decoration.
Background
At present, the herringbone ladder is a common tool for home decoration and is also a common construction machine; after the existing herringbone ladder is unfolded, in order to ensure the stability of the ladder, the integral herringbone ladder structure is fixed; however, in practical application, the fixed herringbone ladder is inconvenient to mount, for example, a decorator often needs to climb up and down with the herringbone ladder, sometimes the position is found to be not suitable after climbing up and down, the ladder needs to be climbed down, the position of the ladder is readjusted, the herringbone ladder is repeatedly climbed up and down, and therefore the herringbone ladder is required to be capable of achieving movable position adjustment of the ladder on the ladder and also capable of achieving fixed positioning of the ladder on the ladder.
The invention content is as follows:
the invention aims to overcome the defects in the prior art and provides a herringbone ladder for building decoration, which can move and adjust the position of the ladder on the ladder and can also realize the immovable positioning of the ladder on the ladder.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a herringbone ladder for building decoration comprises a stool-shaped top bracket, ladder frames are arranged on two sides of the top bracket, the top bracket comprises a base plate and a boarding plate, a plurality of stand columns are fixed on the lower end face of the boarding plate, the lower ends of the stand columns are fixed on the base plate, and hinge support lugs are arranged on two sides of the lower end face of the base plate; the ladder frame comprises a ladder beam and pedals, two ends of each pedal are fixed on the ladder beam, a cross beam is fixed at the upper end of the ladder beam, pin shafts are formed at two ends of the cross beam and are inserted into the hinged support lugs, a support shaft is fixed at the lower end of the ladder beam, and a plurality of rollers are inserted and sleeved on the support shaft; a limiting mechanism and a positioning mechanism are arranged between the ladder frames, the limiting mechanism comprises a limiting plate fixed in the middle of the side wall of the base plate, arc-shaped support plates are formed on two sides of the lower end of the limiting plate, the support plates abut against the ladder beam, arc-shaped guide grooves are formed in the support plates, studs are inserted in the guide grooves of the support plates, the inner ends of the studs are fixed on the ladder beam, nuts are screwed at the outer ends of the studs, and the nuts are pressed on the support plates;
the positioning mechanism comprises a horizontal antiskid plate and an upper supporting plate, two ends of the upper supporting plate are fixed on the limiting plate, two T-shaped guide pillars are inserted into the upper supporting plate, the lower ends of the guide pillars are fixed on the antiskid plate, a horizontal lower supporting plate is fixed on the guide pillars through insertion sleeves, a pressure spring is inserted on the guide pillars between the lower supporting plate and the upper supporting plate through insertion sleeves, two ends of the pressure spring are respectively pressed against the lower supporting plate and the upper supporting plate, and a vertical driving rod is fixed on the antiskid plate between the guide pillars;
a driving mechanism is arranged between the base plate and the boarding plate, the driving mechanism comprises a rectangular frame body, a guide wheel is inserted in the frame body, the guide wheel is hinged to the frame body through a hinged shaft, a horizontal pull rod is inserted in the frame body on the lower side of the guide wheel, a connector is formed at one end of the pull rod, the connector is hinged to a hinged seat through the hinged shaft, and the hinged seat is fixed on the base plate; the upper end of the driving rod penetrates through the lower supporting plate, the upper supporting plate and the base plate to be fixed on the frame body.
Preferably, the circle center of the guide groove on the limiting mechanism is located on the central axis of the pin shaft on the cross beam.
Preferably, the lower end of the roller is exposed out of the lower end of the ladder beam, and the lower end of the roller and the lower end face of the antiskid plate are in the same plane.
Preferably, a rubber non-slip mat is fixed on the lower end surface of the non-slip plate.
Preferably, the pull rod is a round rod, an annular groove is formed in the outer wall of the guide wheel, and the pull rod is inserted into the annular groove of the guide wheel.
Preferably, the pull rod is abutted to a cushion block, the cushion block is fixed on the base plate, and the cushion block and the hinge seat are distributed on two sides of the frame body.
Preferably, a handle sleeve is fixed on the end, deviating from the connector, of the pull rod through an inserting sleeve.
Preferably, the length of the frame body is smaller than the distance between the base plate and the landing plate; a gap is reserved between the upper end surface of the guide post and the front surface of the base plate.
The invention has the beneficial effects that: it can realize moving the regulation ladder position on the ladder to also can realize the ladder location motionless on the ladder, thereby the during operation need not climb up from the ladder repeatedly, climb down, the position of adjustment ladder.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic front view of the present invention.
In the figure: 1. a top bracket; 11. a substrate; 12. boarding; 13. a column; 14. a hinged lug; 2. a ladder frame; 21. a ladder beam; 22. a pedal; 23. a cross beam; 231. a pin shaft; 24. a fulcrum; 25. a roller; 3. a limiting mechanism; 31. a limiting plate; 311. a support plate; 312. a guide groove; 32. a stud; 33. a nut; 4. a positioning mechanism; 41. an anti-skid plate; 42. a rubber non-slip mat; 43. a guide post; 44. an upper support plate; 45. a lower support plate; 46. a drive rod; 47. a pressure spring; 5. a drive mechanism; 51. a frame body; 52. a guide wheel; 53. a pipe fitting; 531. a pull rod; 54. cushion blocks; 55. a handle sleeve.
Detailed Description
Example (b): as shown in fig. 1 to 3, a herringbone ladder for building decoration comprises a stool-shaped top bracket 1, ladder frames 2 are arranged on two sides of the top bracket 1, the top bracket 1 comprises a base plate 11 and a boarding plate 12, a plurality of upright posts 13 are fixed on the lower end surface of the boarding plate 12, the lower ends of the upright posts 13 are fixed on the base plate 11, and hinged support lugs 14 are arranged on two sides of the lower end surface of the base plate 11; the ladder frame 2 comprises a ladder beam 21 and pedals 22, two ends of the pedals 22 are fixed on the ladder beam 21, a cross beam 23 is fixed at the upper end of the ladder beam 21, pin shafts 231 are formed at two ends of the cross beam 23, the pin shafts 231 are inserted into the hinge lugs 14, a fulcrum shaft 24 is fixed at the lower end of the ladder beam 21, and a plurality of rollers 25 are inserted and sleeved on the fulcrum shaft 24; a limiting mechanism 3 and a positioning mechanism 4 are arranged between the ladder frames 2, the limiting mechanism 3 comprises a limiting plate 31 fixed in the middle of the side wall of the substrate 11, arc-shaped supporting plates 311 are formed on two sides of the lower end of the limiting plate 31, the supporting plate 311 abuts against the ladder beam 21, arc-shaped guide grooves 312 are formed on the supporting plate 311, studs 32 are inserted into the guide grooves 312 of the supporting plate 311, the inner ends of the studs 32 are fixed on the ladder beam 21, nuts 33 are screwed at the outer ends of the studs 32, and the nuts 33 are pressed on the supporting plate 311;
the positioning mechanism 4 comprises a horizontal antiskid plate 41 and an upper support plate 44, two ends of the upper support plate 44 are fixed on the limiting plate 31, two T-shaped guide posts 43 are inserted into the upper support plate 44, the lower ends of the guide posts 43 are fixed on the antiskid plate 41, a horizontal lower support plate 45 is inserted into the guide posts 43, a pressure spring 47 is inserted into the guide posts 43 between the lower support plate 45 and the upper support plate 44, two ends of the pressure spring 47 are respectively pressed against the lower support plate 45 and the upper support plate 44, and a vertical driving rod 46 is fixed on the antiskid plate 41 between the guide posts 43;
a driving mechanism 5 is arranged between the base plate 11 and the boarding plate 12, the driving mechanism 5 comprises a rectangular frame body 51, a guide wheel 52 is inserted in the frame body 51, the guide wheel 52 is hinged on the frame body 51 through a hinge shaft, a horizontal pull rod 53 is inserted in the frame body 51 at the lower side of the guide wheel 52, a connecting head 531 is formed at one end of the pull rod 53, the connecting head 531 is hinged on a hinge seat 54 through the hinge shaft, and the hinge seat 54 is fixed on the base plate 11; the upper end of the driving rod 46 passes through the lower support plate 45, the upper support plate 44 and the base plate 11 and is fixed to the frame 51.
Preferably, the center of the guide groove 312 of the limiting mechanism 3 is located on the central axis of the pin 231 of the cross beam 23.
Preferably, the lower end of the roller 25 is exposed out of the lower end of the ladder beam 21, and the lower end of the roller 25 and the lower end surface of the antiskid plate 41 are in the same plane.
Preferably, a rubber mat 42 is fixed on the lower end surface of the antiskid plate 41.
Preferably, the pull rod 53 is a round rod, an annular groove is formed on the outer wall of the guide wheel 52, and the pull rod 53 is inserted into the annular groove of the guide wheel 52.
Preferably, the pull rod 53 abuts against a cushion block 54, the cushion block 54 is fixed on the base plate 11, and the cushion block 54 and the hinge seat 54 are distributed on two sides of the frame body 51.
Preferably, a handle sleeve 55 is inserted and fixed at one end of the pull rod 53, which is far away from the connector 531.
Preferably, the length of the frame 51 is smaller than the distance between the base plate 11 and the landing plate 12; a gap is left between the upper end surface of the guide post 43 and the base plate 11.
The working principle is as follows: the invention relates to a herringbone ladder for building decoration, the main body of which is a ladder consisting of a ladder frame 2 and a top bracket 1, and people can sit on a boarding plate 12 to work; the ladder frame 2 can rotate under the condition of loosening the nut 33, and is positioned under the condition of fastening the nut 33, so that the ladder frame 2 can be conveniently opened and folded for fixation; the roller 25 and the antiskid plate 41 on the ladder frame 2 are both arranged on the ground, and the roller 25 cannot move;
when the ladder needs to be moved, the pull rod 53 can be pulled by hand, the pull rod 53 lifts the frame body 51, the frame body 51 drives the driving rod 46 to move upwards, the anti-skid plate 41 is separated from the ground, and therefore the ladder can be moved by means of the auxiliary structure with the wall being immovable.
The examples are intended to illustrate the invention, but not to limit it. The described embodiments may be modified by those skilled in the art without departing from the spirit and scope of the present invention, and therefore, the scope of the appended claims should be accorded the full scope of the invention as set forth in the appended claims.

Claims (8)

1. The utility model provides a double ladder for architectural decoration, includes top bracket (1) that the bench appears, and the both sides of top bracket (1) are equipped with ladder rack (2), its characterized in that: the top bracket (1) comprises a base plate (11) and a boarding plate (12), wherein a plurality of upright posts (13) are fixed on the lower end surface of the boarding plate (12), the lower ends of the upright posts (13) are fixed on the base plate (11), and two sides of the lower end surface of the base plate (11) are provided with hinged support lugs (14); the ladder frame (2) comprises a ladder beam (21) and pedals (22), two ends of each pedal (22) are fixed on the ladder beam (21), a cross beam (23) is fixed at the upper end of the ladder beam (21), pin shafts (231) are formed at two ends of each cross beam (23), the pin shafts (231) are inserted into the hinge support lugs (14), support shafts (24) are fixed at the lower ends of the ladder beam (21), and a plurality of rollers (25) are inserted into the support shafts (24); a limiting mechanism (3) and a positioning mechanism (4) are arranged between the ladder frames (2), the limiting mechanism (3) comprises a limiting plate (31) fixed in the middle of the side wall of the substrate (11), arc-shaped support plates (311) are formed on two sides of the lower end of the limiting plate (31), the support plates (311) abut against the ladder beam (21), arc-shaped guide grooves (312) are formed in the support plates (311), studs (32) are inserted into the guide grooves (312) of the support plates (311), the inner ends of the studs (32) are fixed on the ladder beam (21), nuts (33) are screwed to the outer ends of the studs (32), and the nuts (33) are pressed on the support plates (311);
the positioning mechanism (4) comprises a horizontal anti-skid plate (41) and an upper supporting plate (44), two ends of the upper supporting plate (44) are fixed on the limiting plate (31), two T-shaped guide posts (43) are inserted into the upper supporting plate (44), the lower ends of the guide posts (43) are fixed on the anti-skid plate (41), a horizontal lower supporting plate (45) is fixed on the guide posts (43) in a sleeved mode, a pressure spring (47) is inserted and sleeved on the guide posts (43) between the lower supporting plate (45) and the upper supporting plate (44), two ends of the pressure spring (47) are pressed against the lower supporting plate (45) and the upper supporting plate (44) respectively, and a vertical driving rod (46) is fixed on the anti-skid plate (41) between the guide posts (43);
a driving mechanism (5) is arranged between the base plate (11) and the boarding plate (12), the driving mechanism (5) comprises a rectangular frame body (51), a guide wheel (52) is inserted in the frame body (51), the guide wheel (52) is hinged to the frame body (51) through a hinged shaft, a horizontal pull rod (53) is inserted in the frame body (51) on the lower side of the guide wheel (52), a connector (531) is formed at one end of the pull rod (53), the connector (531) is hinged to a hinged seat (54) through the hinged shaft, and the hinged seat (54) is fixed on the base plate (11); the upper end of the driving rod (46) penetrates through the lower supporting plate (45), the upper supporting plate (44) and the substrate (11) and is fixed on the frame body (51).
2. A herringbone ladder for building decoration according to claim 1, wherein: the circle center of the guide groove (312) on the limiting mechanism (3) is positioned on the central axis of the pin shaft (231) on the cross beam (23).
3. A herringbone ladder for building decoration according to claim 1, wherein: the lower end of the roller (25) is exposed out of the lower end of the ladder beam (21), and the lower end of the roller (25) and the lower end face of the antiskid plate (41) are in the same plane.
4. A herringbone ladder for building decoration according to claim 1, wherein: and a rubber antiskid pad (42) is fixed on the lower end surface of the antiskid plate (41).
5. A herringbone ladder for building decoration according to claim 1, wherein: the pull rod (53) is a round rod, an annular groove is formed in the outer wall of the guide wheel (52), and the pull rod (53) is inserted into the annular groove of the guide wheel (52).
6. A herringbone ladder for building decoration according to claim 5, characterized in that: the pull rod (53) is abutted against a cushion block (54), the cushion block (54) is fixed on the base plate (11), and the cushion block (54) and the hinged seat (54) are distributed on two sides of the frame body (51).
7. A herringbone ladder for building decoration according to claim 5, characterized in that: and a handle sleeve (55) is fixedly inserted into one end of the pull rod (53) departing from the connector (531).
8. A herringbone ladder for building decoration according to claim 1, wherein: the length of the frame body (51) is smaller than the distance between the base plate (11) and the landing plate (12); a gap is left between the upper end surface of the guide post (43) and the base plate (11).
CN202010749729.4A 2020-07-30 2020-07-30 Herringbone ladder for building decoration Withdrawn CN111877969A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010749729.4A CN111877969A (en) 2020-07-30 2020-07-30 Herringbone ladder for building decoration

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010749729.4A CN111877969A (en) 2020-07-30 2020-07-30 Herringbone ladder for building decoration

Publications (1)

Publication Number Publication Date
CN111877969A true CN111877969A (en) 2020-11-03

Family

ID=73205158

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010749729.4A Withdrawn CN111877969A (en) 2020-07-30 2020-07-30 Herringbone ladder for building decoration

Country Status (1)

Country Link
CN (1) CN111877969A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112761512A (en) * 2021-01-13 2021-05-07 白银有色长通电线电缆有限责任公司 Portable multifunctional folding ladder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112761512A (en) * 2021-01-13 2021-05-07 白银有色长通电线电缆有限责任公司 Portable multifunctional folding ladder

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Application publication date: 20201103