CN205036284U - Ladder - Google Patents

Ladder Download PDF

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Publication number
CN205036284U
CN205036284U CN201520815834.8U CN201520815834U CN205036284U CN 205036284 U CN205036284 U CN 205036284U CN 201520815834 U CN201520815834 U CN 201520815834U CN 205036284 U CN205036284 U CN 205036284U
Authority
CN
China
Prior art keywords
support bar
bar
ladder
bracing piece
motion
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
CN201520815834.8U
Other languages
Chinese (zh)
Inventor
程飞
Original Assignee
程飞
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 程飞 filed Critical 程飞
Priority to CN201520815834.8U priority Critical patent/CN205036284U/en
Application granted granted Critical
Publication of CN205036284U publication Critical patent/CN205036284U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a ladder, including main ladder and supplementary ladder, be provided with first bracing piece and second bracing piece on the main ladder, be provided with third bracing piece and fourth bracing piece on the supplementary ladder, be provided with the connecting piece on the first bracing piece of main ladder and the second bracing piece between the top, the third bracing piece and the fourth bracing piece of supplementary ladder set up respectively on the first bracing piece and the second bracing piece back that corresponds main ladder, first bracing piece, second bracing piece and third bracing piece, be provided with a connecting plate between the fourth bracing piece, connecting plate both sides end is provided with first movable rod and second movable rod respectively, first movable rod passes through the third movable rod and the fourth movable rod is connected with first bracing piece and third bracing piece respectively, the second movable rod is connected with second bracing piece and fourth bracing piece respectively through the 5th movable rod and the 6th movable rod. The utility model relates to a rationally, simple structure, it is more convenient to connect, and the structure is also more firm, uses convenient more and reliably.

Description

Ladder
Technical field
The utility model relates to ladder technical field, particularly relates to a kind of ladder.
Background technology
The common form of known existing ladder has yi word pattern and chevron shaped, and double ladder is used for the class ascending tool that side space (as roof) in the plane carries out fitting up and so on work, because of its use time, terraced bar and the ground of front and back form an isosceles triangle, look like ' people ' word, calling " double ladder " thus its image, double ladder has fixing double ladder and moving herringbone ladder, fixing double ladder is that people build instrument temporarily, its volume taken is comparatively large, and people are not very convenient when mobile; Movable double ladder is connected together by the top loose-leaf of two ladders, can altogether when movement, but this moving herringbone ladder connected by loose-leaf, not firmly, structure is more complicated, more and more can not meet the user demand of people for structure.
Utility model content
For deficiency of the prior art, the utility model provides a kind of structure simple, connects convenient, and structure is more firm, uses the convenient Foldable V-ladders with meeting modern people's user demand.
To achieve these goals, technical solution adopted in the utility model is:
A kind of ladder, comprise main ladder and mounting attachment, main ladder is provided with the first support bar and the second support bar, multiple first supporting traverse is provided with between first support bar and the second support bar, mounting attachment is provided with the 3rd support bar and the 4th support bar, multiple second supporting traverse is provided with between 3rd support bar and the 4th support bar, first support bar of main ladder and the second support bar are provided with connector between top, on the first support bar that 3rd support bar of mounting attachment and the 4th support bar are separately positioned on corresponding main ladder and the second support bar back side, first support bar, second support bar and the 3rd support bar, a plate is provided with between 4th support bar, junction plate two side ends is respectively arranged with the first motion bar and the second motion bar, first motion bar is connected with the first support bar and the 3rd support bar with the 4th motion bar respectively by the 3rd motion bar, second motion bar is connected with the second support bar and the 4th support bar with the 6th motion bar respectively by the 5th motion bar.
The two ends of described connector are fixedly connected on the upper top of the first support bar and the second support bar respectively by screw.
Described connector is cylindrical bar.
The 3rd support bar on the first support bar on described main ladder, the second support bar and mounting attachment and the 4th support bar bottom are respectively arranged with bottom pocket.
The beneficial effects of the utility model: compared with prior art, the utility model first support bar, second support bar and the 3rd support bar, a plate is provided with between 4th support bar, junction plate two side ends is respectively arranged with the first motion bar and the second motion bar, first motion bar is connected with the first support bar and the 3rd support bar with the 4th motion bar respectively by the 3rd motion bar, second motion bar is connected with the second support bar and the 4th support bar with the 6th motion bar respectively by the 5th motion bar, connect more firm, use safer, and the first support bar of main ladder and the second support bar are provided with connector between top, easy for people to use.
Accompanying drawing explanation
Fig. 1 is schematic perspective view of the present utility model;
Fig. 2 is main apparent direction schematic diagram of the present utility model;
Fig. 3 is rear apparent direction schematic diagram of the present utility model;
Fig. 4 is side-looking direction of the present utility model schematic diagram.
Detailed description of the invention
As Fig. 1, Fig. 2, shown in Fig. 3 and Fig. 4, a kind of ladder, comprise main ladder and mounting attachment, main ladder is provided with the first support bar 11 and the second support bar 12, multiple first supporting traverse 13 is provided with between first support bar 11 and the second support bar 12, mounting attachment is provided with the 3rd support bar 21 and the 4th support bar 22, multiple second supporting traverse 23 is provided with between 3rd support bar 21 and the 4th support bar 22, first support bar 11 of main ladder and the second support bar 12 are provided with connector 31 between top, described connector 31 is cylindrical bar, the two ends of described connector 31 are fixedly connected on respectively by screw on the upper top of the first support bar 11 and the second support bar 12, on the first support bar 11 that 3rd support bar 21 of mounting attachment and the 4th support bar 22 are separately positioned on corresponding main ladder and second support bar 12 back side, first support bar 11, second support bar 12 and the 3rd support bar 21, a plate 41 is provided with between 4th support bar 22, junction plate 41 two side ends is respectively arranged with the first motion bar 51 and the second motion bar 61, first motion bar 51 is connected with the first support bar 11 and the 3rd support bar 21 with the 4th motion bar 53 respectively by the 3rd motion bar 52, second motion bar 61 is connected with the second support bar 12 and the 4th support bar 22 with the 6th motion bar 63 respectively by the 5th motion bar 62, the first support bar 11 on described main ladder, the 3rd support bar 21 on second support bar 12 and mounting attachment and the 4th support bar 22 bottom are respectively arranged with bottom pocket.Multiple first supporting traverse 13 is provided with between the first support bar 11 on the main ladder of the utility model and the second support bar 12, described first supporting traverse 13 quantity at least two, the 3rd support bar 21 on mounting attachment and be provided with multiple second supporting traverse 23 between the 4th support bar 22, described second supporting traverse 23 is 1 or 2 or 3 etc., and its quantity can be determined according to actual conditions.
First motion bar 51 of the utility model in use between main ladder and mounting attachment, the 3rd motion bar 52, the 4th motion bar 53 and the second motion bar 61, the 5th motion bar 62, the 6th motion bar 63 can carry out stretching and contraction movement, thus main ladder and mounting attachment can be made to carry out opening and merging, a chevron shaped ladder is formed when main ladder and mounting attachment open, be convenient for people to carry out work, yi word pattern ladder is being formed when main ladder and mounting attachment merge, can conveniently move and carry, the volume taken is also less, more can meet the user demand of people.
The beneficial effects of the utility model: compared with prior art, the utility model first support bar, second support bar and the 3rd support bar, a plate is provided with between 4th support bar, junction plate two side ends is respectively arranged with the first motion bar and the second motion bar, first motion bar is connected with the first support bar and the 3rd support bar with the 4th motion bar respectively by the 3rd motion bar, second motion bar is connected with the second support bar and the 4th support bar with the 6th motion bar respectively by the 5th motion bar, connect more firm, use safer, and the first support bar of main ladder and the second support bar are provided with connector between top, easy for people to use.

Claims (4)

1. a ladder, comprise main ladder and mounting attachment, main ladder is provided with the first support bar and the second support bar, multiple first supporting traverse is provided with between first support bar and the second support bar, mounting attachment is provided with the 3rd support bar and the 4th support bar, multiple second supporting traverse is provided with between 3rd support bar and the 4th support bar, it is characterized in that, first support bar of main ladder and the second support bar are provided with connector between top, on the first support bar that 3rd support bar of mounting attachment and the 4th support bar are separately positioned on corresponding main ladder and the second support bar back side, first support bar, second support bar and the 3rd support bar, a plate is provided with between 4th support bar, junction plate two side ends is respectively arranged with the first motion bar and the second motion bar, first motion bar is connected with the first support bar and the 3rd support bar with the 4th motion bar respectively by the 3rd motion bar, second motion bar is connected with the second support bar and the 4th support bar with the 6th motion bar respectively by the 5th motion bar.
2. a kind of ladder as claimed in claim 1, is characterized in that, the two ends of described connector are fixedly connected on the upper top of the first support bar and the second support bar respectively by screw.
3. a kind of ladder as claimed in claim 1, is characterized in that, described connector is cylindrical bar.
4. a kind of ladder as claimed in claim 1, is characterized in that, the 3rd support bar on the first support bar on described main ladder, the second support bar and mounting attachment and the 4th support bar bottom are respectively arranged with bottom pocket.
CN201520815834.8U 2015-10-20 2015-10-20 Ladder Expired - Fee Related CN205036284U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520815834.8U CN205036284U (en) 2015-10-20 2015-10-20 Ladder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520815834.8U CN205036284U (en) 2015-10-20 2015-10-20 Ladder

Publications (1)

Publication Number Publication Date
CN205036284U true CN205036284U (en) 2016-02-17

Family

ID=55295193

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520815834.8U Expired - Fee Related CN205036284U (en) 2015-10-20 2015-10-20 Ladder

Country Status (1)

Country Link
CN (1) CN205036284U (en)

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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
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160217

Termination date: 20191020