CN108798486B - Folding ladder for library management - Google Patents
Folding ladder for library management Download PDFInfo
- Publication number
- CN108798486B CN108798486B CN201810600121.8A CN201810600121A CN108798486B CN 108798486 B CN108798486 B CN 108798486B CN 201810600121 A CN201810600121 A CN 201810600121A CN 108798486 B CN108798486 B CN 108798486B
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- CN
- China
- Prior art keywords
- ladder
- supporting rod
- movable seat
- folding ladder
- library management
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- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
- E06C1/383—Foldable ladders in which the longitudinal members are brought together on folding
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/08—Special construction of longitudinal members, or rungs or other treads
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/50—Joints or other connecting parts
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
The invention relates to a folding ladder for library management, which comprises two symmetrically arranged ladder bodies, wherein each ladder body comprises a movable seat (4), a first supporting rod (7) fixedly connected to the lower part of the movable seat (4), a second supporting rod (15) slidingly connected to the lower part of the movable seat, and a telescopic foot rest rod (14) connected with the first supporting rod (7) and the second supporting rod (15), the movable seats (4) of the two ladder bodies are mutually and rotatably connected, the first supporting rod (7) is hollow, a spring (8) with one end connected with the bottom end of the movable seat (4) is sequentially arranged from top to bottom, a fixed pulley (11) is further arranged between the two ladder bodies, and two ends of the fixed pulley (11) respectively bypass the two ladder bodies and are connected with a connecting rope (9) at the other end of the two springs (8). Compared with the prior art, the folding ladder has the advantages that the convenience in use is improved, the stability of the folding ladder is improved, and the folding ladder is convenient to store.
Description
Technical Field
The invention relates to a ladder, in particular to a folding ladder for library management.
Background
The folding ladder in the market at present has a great part of problems, and books are inconvenient to place when being taken on the folding ladder in library management work; folding ladders used in life are difficult to store, and meanwhile, the folding ladders are poor in stability.
Chinese patent CN106320964a discloses a folding ladder, adopts articulated mode to connect each part to through the rotation of screens device and stopper restriction running-board, but this folding ladder can not prevent article in the use, and accomodate the difficulty, area is big after folding.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the folding ladder for library management.
The aim of the invention can be achieved by the following technical scheme:
the utility model provides a folding ladder for library management, includes two ladder bodies that the symmetry set up, and every ladder body includes movable seat, fixed connection at the first bracing piece of movable seat lower part, sliding connection's second bracing piece under the movable seat, connects the flexible foot rest pole of first bracing piece and second bracing piece, the movable seat of two ladder bodies passes through adapter sleeve and axis of rotation mutual swivelling joint, the inside cavity of first bracing piece to from the top down has set gradually the spring of one end connection movable seat bottom, and the fixed pulley, still sets up a both ends respectively around the fixed pulley in two ladder bodies between two ladder bodies, and connects the connecting rope of two spring other ends.
Further, the movable seat is provided with a storage plate which is of an integrated structure, and the storage plate is L-shaped.
Further, the bottom surface of the object placing plate is lower than the top surface of the movable seat so as to form a groove, and a fixing block for fixing an object is placed in the groove.
Further, the connecting ropes are also respectively provided with fixing pieces for locking the unfolding degrees of the two ladder bodies.
Furthermore, the inner wall of the first supporting rod is provided with a connecting through hole for the connecting rope to pass through, and the fixing piece is two fixing balls arranged at two ends of the connecting rope.
Still further preferably, the diameter of the connection through hole is smaller than the diameter of the fixing ball.
Further, a sliding groove is formed below the movable seat, and a sliding block moving along the sliding groove is arranged on the upper portion of the second supporting rod.
Furthermore, one end of the telescopic foot rest rod is rotationally connected to the first support rod through the movable head, and the other end of the telescopic foot rest rod is in buckling connection with the second support rod through a clamping groove on the second support rod.
Furthermore, the bottoms of the first support rod and the second support rod are hinged with the anti-skid base, so that the ground of the anti-skid base can be guaranteed to be always adjusted to be parallel and clung to the ground.
In the use of the folding ladder, firstly, the folding ladder is placed at a place where the folding ladder needs to be used, the two ladder bodies are rotated to form a certain angle, the two ladder bodies are pulled open, the connecting rope rolls on the fixed pulleys, the two ladder bodies are fixed by the fixing balls, the telescopic foot rest lever is rotated again, the telescopic foot rest lever stretches out, the telescopic foot rest lever stretches into the corresponding clamping groove, the telescopic foot rest lever is fixed, and then the folding ladder can be used for taking articles at the high position and is placed in the storage plate. After the folding ladder is used, the telescopic pedal rod is pulled out, the telescopic pedal rod rotates to the position parallel to the first supporting rod, the second supporting rod slides to the position close to the first supporting rod along the sliding groove, and the two ladder bodies are retracted by utilizing the elasticity of the springs to be stored.
Compared with the prior art, the invention has the following beneficial effects:
1. the object placing plate is arranged, so that objects can be placed in the object placing plate, and the convenience in use is improved;
2. the sliding arrangement of the second support rod and the arrangement of the telescopic foot rest rod are convenient for accommodating the folding ladder;
3. the design of the fixing ball is convenient for fixing the device and improves the stability of the folding ladder.
Drawings
FIG. 1 is a front view of a folding ladder for library management of the present invention;
FIG. 2 is a side view of a folding ladder for library management of the present invention;
FIG. 3 is a front view of a second support bar of the folding ladder for library management of the present invention;
fig. 4 is a side view of a first support bar of the folding ladder for library management of the present invention.
The reference numerals in the figures indicate:
1. the connecting through hole, 2, the connecting sleeve, 3, the rotating shaft, 4, the movable seat, 5, the object placing plate, 6, the fixed block, 7, the first supporting rod, 8, the spring, 9, the connecting rope, 10, the fixed ball, 11, the fixed pulley, 12, the anti-skid base, 13, the movable head, 14, the telescopic pedal rod, 15, the second supporting rod, 16, the sliding chute, 17 and the clamping groove.
Detailed Description
The invention will now be described in detail with reference to the drawings and specific examples.
Examples
The utility model provides a folding ladder for library management, the structure is as shown in figure 1-2, including two ladder bodies that the symmetry set up, every ladder body includes movable seat 4, fixed connection is at the first bracing piece 7 of movable seat 4 lower part, sliding connection is at the second bracing piece 15 of movable seat 4 under, connect the flexible foot rest lever 14 of first bracing piece 7 and second bracing piece 15, the movable seat 4 of two ladder bodies is through adapter sleeve 2 and the mutual swivelling joint of axis of rotation 3, the inside cavity of first bracing piece 7, and from the top down has set gradually spring 8 that one end is connected movable seat 4 bottom, and fixed pulley 11, still set up a both ends respectively around fixed pulley 11 in two ladder bodies between two ladder bodies, and connect the connecting rope 9 of two spring 8 other ends. The movable seat 4 is provided with a storage plate 5 which is in an integrated structure with the movable seat, and the storage plate 5 is L-shaped. The bottom surface of the object placing plate 5 is lower than the top surface of the movable seat 4 to form a groove, and a fixing block 6 for fixing an object is placed in the middle of the groove. The connecting ropes 9 are also respectively provided with a fixing piece for locking the unfolding degree of the two ladder bodies. The inner wall of the first supporting rod 7 is provided with a connecting through hole 1 for the connecting rope 9 to pass through, and as shown in fig. 4, the fixing parts are two fixing balls 10 arranged at two ends of the connecting rope 9. The diameter of the connecting through hole 9 is smaller than the diameter of the fixing ball 10. A sliding groove 16 is arranged below the movable seat, and a sliding block moving along the sliding groove 16 is arranged at the upper part of the second supporting rod 15. One end of the telescopic foot rest lever 14 is rotatably connected to the first support lever 7 through the movable head 13, and the other end of the telescopic foot rest lever is in snap connection with the second support lever through a clamping groove 17 on the second support lever 15, as shown in fig. 3. The bottoms of the first supporting rod 7 and the second supporting rod 15 are hinged with an anti-slip base 12.
In the use process of the folding ladder, firstly, the folding ladder is placed in a place needing to be used in a library, the two ladder bodies are rotated to form a certain angle, the two ladder bodies are pulled open, the connecting rope 9 rolls on the fixed pulley 11, the two ladder bodies are fixed by the fixed ball 10, the telescopic foot rest lever 14 is rotated again, the telescopic foot rest lever 14 extends out, the telescopic foot rest lever extends into the corresponding clamping groove 17 to fix the telescopic foot rest lever 14, and then books at the high position can be taken by the folding ladder and placed in the placement plate 5. After the folding ladder is used, the telescopic foot bar 14 is pulled out and rotated to a position parallel to the first supporting bar 7, the second supporting bar 15 slides to a position close to the first supporting bar 7 along the sliding groove 16, and the two ladder bodies are retracted by the elasticity of the springs to be stored.
The previous description of the embodiments is provided to facilitate a person of ordinary skill in the art in order to make and use the present invention. It will be apparent to those skilled in the art that various modifications can be readily made to these embodiments and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above-described embodiments, and those skilled in the art, based on the present disclosure, should make improvements and modifications without departing from the scope of the present invention.
Claims (5)
1. The folding ladder for library management is characterized by comprising two symmetrically arranged ladder bodies, wherein each ladder body comprises a movable seat (4), a first supporting rod (7) fixedly connected to the lower part of the movable seat (4), a second supporting rod (15) slidingly connected to the lower part of the movable seat, and a telescopic foot rest rod (14) connected with the first supporting rod (7) and the second supporting rod (15), the movable seats (4) of the two ladder bodies are mutually connected in a rotating way, the first supporting rod (7) is hollow, a spring (8) with one end connected with the bottom end of the movable seat (4) is sequentially arranged from top to bottom, a fixed pulley (11) is further arranged between the two ladder bodies, and two ends of the fixed pulley (11) respectively bypass the two ladder bodies and are connected with a connecting rope (9) at the other end of the two springs (8);
the movable seat (4) is provided with a storage plate (5) which is in an integrated structure, and the storage plate (5) is L-shaped;
the bottom surface of the object placing plate (5) is lower than the top surface of the movable seat (4) so as to form a groove, and a fixed block (6) for fixing an object is arranged in the groove; the connecting ropes (9) are also respectively provided with a fixing piece for locking the unfolding degree of the two ladder bodies;
a sliding groove (16) is formed below the movable seat (4), and a sliding block moving along the sliding groove (16) is arranged on the upper portion of the second supporting rod (15).
2. The folding ladder for library management according to claim 1, wherein the inner wall of the first supporting rod (7) is provided with a connecting through hole (1) for the connecting rope (9) to pass through, and the fixing piece is two fixing balls (10) arranged at two ends of the connecting rope (9).
3. A folding ladder for library management according to claim 2, characterized in that the diameter of the connecting through hole (1) is smaller than the diameter of the fixing ball (10).
4. The folding ladder for library management according to claim 1, wherein one end of the telescopic foot rest lever (14) is rotatably connected to the first support lever (7) through the movable head (13), and the other end is in snap connection with the second support lever (15) through a clamping groove on the second support lever (15).
5. A folding ladder for library management according to claim 1, characterized in that the bottoms of the first support bar (7) and the second support bar (15) are hinged with anti-slip bases (12).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810600121.8A CN108798486B (en) | 2018-06-12 | 2018-06-12 | Folding ladder for library management |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810600121.8A CN108798486B (en) | 2018-06-12 | 2018-06-12 | Folding ladder for library management |
Publications (2)
Publication Number | Publication Date |
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CN108798486A CN108798486A (en) | 2018-11-13 |
CN108798486B true CN108798486B (en) | 2024-03-26 |
Family
ID=64085568
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810600121.8A Active CN108798486B (en) | 2018-06-12 | 2018-06-12 | Folding ladder for library management |
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CN (1) | CN108798486B (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2152896Y (en) * | 1993-03-24 | 1994-01-12 | 施新醒 | Foldable safety ladder |
KR200413440Y1 (en) * | 2006-01-26 | 2006-04-07 | 이은구 | Fixing structure of foiding type ladder |
CN104895482A (en) * | 2015-05-26 | 2015-09-09 | 江苏建筑职业技术学院 | Book ladder with adjustable vertical height of platform and in-situ self-locking and unlocking functions |
CN206487399U (en) * | 2017-02-14 | 2017-09-12 | 韩朝 | A kind of double bed special ladder |
CN108104707A (en) * | 2018-01-30 | 2018-06-01 | 烟台艾易网络科技有限公司 | A kind of foldable multifunctional steel construction ladder |
CN208456482U (en) * | 2018-06-12 | 2019-02-01 | 上海健康医学院 | A kind of library management folding ladder |
-
2018
- 2018-06-12 CN CN201810600121.8A patent/CN108798486B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2152896Y (en) * | 1993-03-24 | 1994-01-12 | 施新醒 | Foldable safety ladder |
KR200413440Y1 (en) * | 2006-01-26 | 2006-04-07 | 이은구 | Fixing structure of foiding type ladder |
CN104895482A (en) * | 2015-05-26 | 2015-09-09 | 江苏建筑职业技术学院 | Book ladder with adjustable vertical height of platform and in-situ self-locking and unlocking functions |
CN206487399U (en) * | 2017-02-14 | 2017-09-12 | 韩朝 | A kind of double bed special ladder |
CN108104707A (en) * | 2018-01-30 | 2018-06-01 | 烟台艾易网络科技有限公司 | A kind of foldable multifunctional steel construction ladder |
CN208456482U (en) * | 2018-06-12 | 2019-02-01 | 上海健康医学院 | A kind of library management folding ladder |
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Publication number | Publication date |
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CN108798486A (en) | 2018-11-13 |
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