CN209799860U - Special cat ladder in library - Google Patents
Special cat ladder in library Download PDFInfo
- Publication number
- CN209799860U CN209799860U CN201920318888.1U CN201920318888U CN209799860U CN 209799860 U CN209799860 U CN 209799860U CN 201920318888 U CN201920318888 U CN 201920318888U CN 209799860 U CN209799860 U CN 209799860U
- Authority
- CN
- China
- Prior art keywords
- ladder
- connecting plate
- cross rod
- ladder stand
- bookshelf
- 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
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Abstract
The utility model discloses a special crawling ladder for libraries, which comprises a bookshelf and a crawling ladder, wherein a first cross rod and a second cross rod are arranged on the front side and the back side of the bookshelf from top to bottom; the crawling ladder comprises supporting side plates and pedals, wherein the two supporting side plates are arranged oppositely, and a plurality of pedals are horizontally connected between the two supporting side plates; the ladder stand is characterized in that the upper end of the ladder stand is hinged to the first cross rod and can move along the extending direction of the first cross rod, universal wheels are arranged at the bottom of the ladder stand, short connecting plates and long connecting plates are hinged to the side faces of the ladder stand respectively, short connecting plate bayonets matched with the width of the second cross rod are arranged at the head ends of the short connecting plates, and long connecting plate bayonets matched with the width of the second cross rod are also arranged at the head ends of the long connecting plates. The utility model aims at providing a special cat ladder in library, this cat ladder makes things convenient for borrower or administrator to get higher floor books and puts easy operation, convenient to use.
Description
Technical Field
The utility model belongs to the articles for daily use field specifically is a special cat ladder in library.
Background
The library is a mechanism for collecting, arranging and collecting book data for people to read and reference, appears 3000 years before the public yuan, and has the functions of preserving human cultural heritage, developing information resources, participating in social education and the like. Because a large amount of books need be displayed, supply the borrower to participate in the selection, generally use the bookshelf of a row of row to put books in good order classification, however, in order to make full use of limited space in the hall, the bookshelf sets up to the multilayer from lower to upper level, the books of the same type are put on the first layer, when borrower or administrator will follow the higher level and take off books, because too high and can't reach, cause on the one hand to borrow unchangeably, on the other hand if get thicker books, there is the danger of being injured by a crashing object, consequently get to put to the books higher level for the convenience, it is necessary to design a dedicated cat ladder.
SUMMERY OF THE UTILITY MODEL
The utility model aims at above problem, provide a special cat ladder in library, this cat ladder is through removing, conveniently borrow the person or the administrator gets higher floor books and puts easy operation, convenient to use.
In order to realize the above purpose, the utility model adopts the technical scheme that: a special crawling ladder for a library comprises a bookshelf and a crawling ladder, wherein a first cross rod and a second cross rod are arranged on the front side and the back side of the bookshelf from top to bottom; the crawling ladder comprises supporting side plates and pedals, wherein the two supporting side plates are arranged oppositely, and a plurality of pedals are horizontally connected between the two supporting side plates; the ladder stand is characterized in that the upper end of the ladder stand is hinged to the first cross rod and can move along the extending direction of the first cross rod, universal wheels are arranged at the bottom of the ladder stand, short connecting plates and long connecting plates are hinged to the side faces of the ladder stand respectively, short connecting plate bayonets matched with the width of the second cross rod are arranged at the head ends of the short connecting plates, and long connecting plate bayonets matched with the width of the second cross rod are also arranged at the head ends of the long connecting plates.
Furthermore, the upper end of the supporting side plate is provided with a long slotted hole matched with the first cross rod.
Furthermore, the bottom of the crawling ladder is connected with the universal wheels through lifting rods, a compression spring is arranged on the rod portion of the crawling ladder, and a cushion block is arranged on one side, close to the bookshelf, of the bottom of the crawling ladder.
Furthermore, a rubber pad is arranged at the end part of the cushion block.
Furthermore, two ends of the first cross rod are connected with two sides of the bookshelf through the first mounting seats, and two ends of the second cross rod are connected with two sides of the bookshelf through the second mounting seats.
The utility model has the advantages that: this cat ladder is through removing, and convenient borrower or administrator get higher floor books and put easy operation, convenient to use. The ladder stand can rotate around the first cross rod and can move along the extending direction of the first cross rod through the limiting function of the long slotted hole matched with the first cross rod at the upper end of the supporting side plate. When the crawling ladder is used, the bottom of the crawling ladder is moved to a proper position, the long connecting plate is connected with the second cross rod and clamped, and after a user climbs the crawling ladder, the compression spring on the lifting rod at the bottom of the crawling ladder retracts under the stress, so that the cushion block is in contact with the ground under the stress, the anti-skidding effect is achieved, and the reliability is improved.
Drawings
Fig. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic side view of the present invention.
Fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 2 according to the present invention.
Fig. 4 is a side view of the ladder stand of the present invention.
The text labels in the figures are represented as: 1. a bookshelf; 11. a first mounting seat; 12. a second mounting seat; 2. climbing a ladder; 201. a long slot hole; 202. a lifting rod; 203. a compression spring; 204. cushion blocks; 205. a rubber pad; 21. supporting the side plates; 22. a pedal; 3. a first cross bar; 4. a second cross bar; 5. a universal wheel; 6. a short connecting plate; 61. a short connecting plate bayonet; 7. a long connecting plate; 71. a long connecting plate bayonet.
Detailed Description
In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.
As shown in fig. 1-4, the specific structure of the present invention is: a special crawling ladder for a library comprises a bookshelf 1 and a crawling ladder 2, books of the same type are placed in order on the front side and the back side of the bookshelf 1, multiple layers are arranged from top to bottom, and a first cross rod 3 and a second cross rod 4 are arranged on the front side and the back side of the bookshelf 1 from top to bottom; the ladder stand 2 comprises supporting side plates 21 and pedals 22, the two supporting side plates 21 are arranged oppositely, a plurality of pedals 22 are horizontally connected between the two supporting side plates 21, and a plurality of pedals 22 are uniformly arranged along the extending direction of the supporting side plates 21; the cat ladder 2 upper end is articulated with first horizontal pole 3, and can follow 3 extending direction of first horizontal pole and remove, cat ladder 2 bottom is equipped with universal wheel 5, and convenient the removal, its side articulates respectively has short connecting plate 6, long connecting plate 7, short connecting plate 6 head end is equipped with the short connecting plate bayonet 61 with 4 width matched with of second horizontal pole, long connecting plate 7 head end also is equipped with the long connecting plate bayonet 71 with 4 width matched with of second horizontal pole.
Preferably, the upper end of the supporting side plate 21 is provided with a long slot 201 matched with the first cross bar 3. The ladder stand 2 can rotate around the first cross rod 3 and can move along the extending direction of the first cross rod to play a role in limiting.
Preferably, the bottom of the ladder stand 2 is connected with the universal wheel 5 through a lifting rod 202, a rod part of the universal wheel is provided with a compression spring 203, and one side of the bottom of the ladder stand 2 close to the bookshelf 1 is provided with a cushion block 204. When the ladder stand 2 is used, the bottom of the ladder stand 2 is moved to a proper position, the long connecting plate 7 is connected with the second cross rod 4 and clamped, after a user climbs the ladder stand 2, the compression spring 203 on the bottom lifting rod 202 retracts under the stress, the cushion block 204 is in contact with the ground and stressed, the anti-skidding effect is achieved, the reliability is improved, after the user leaves the ladder stand 2, the compression spring 203 recovers, the lifting rod 202 pushes the universal wheel 5, the cushion block 204 leaves the ground, and the universal wheel 5 is convenient to move.
Preferably, a rubber pad 205 is arranged at the end of the cushion block 204. Has the function of skid resistance and does not hurt the ground.
Preferably, two ends of the first cross bar 3 are connected with two sides of the bookshelf 1 through first mounting seats 11, and two ends of the second cross bar 4 are connected with two sides of the bookshelf 1 through second mounting seats 12.
When the novel bookshelf is used specifically, the ladder stand 2 is moved to two sides of the bookshelf 1 when not in use, the ladder stand 2 is in a vertical state at the moment, the upper end of the ladder stand is connected with the first cross rod 3 for limiting, and the lower side surface of the ladder stand can rotate the short connecting plate 6, so that the short connecting plate bayonet 61 and the second cross rod 4 are hooked and clamped tightly, and the occupied space is small; when the bookshelf 1 is too high in book layer placement, a user loosens the short connecting plate bayonet 61 and the second cross rod 4, pulls the crawling ladder 2 to a designated position, moves the bottom of the crawling ladder 2 to enable the crawling ladder to be in an inclined state, rotates the long connecting plate 7 to enable the long connecting plate bayonet 71 to be clamped with the second cross rod 4, and the crawling ladder 2 can be climbed by using the crawling ladder, books at a high position are taken and placed, so that the operation is simple and the use is convenient.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can be combined in a proper manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.
Claims (5)
1. A special ladder stand for a library comprises a bookshelf (1) and a ladder stand (2), and is characterized in that a first cross rod (3) and a second cross rod (4) are arranged on the front side and the back side of the bookshelf (1) from top to bottom; the ladder stand (2) comprises supporting side plates (21) and pedals (22), the two supporting side plates (21) are arranged oppositely, and a plurality of pedals (22) are horizontally connected between the two supporting side plates; cat ladder (2) upper end is articulated with first horizontal pole (3), and can follow first horizontal pole (3) extending direction and remove, cat ladder (2) bottom is equipped with universal wheel (5), and its side articulates respectively has short connecting plate (6), long connecting plate (7), short connecting plate (6) head end is equipped with short connecting plate bayonet socket (61) with second horizontal pole (4) width matched with, long connecting plate (7) head end also is equipped with long connecting plate bayonet socket (71) with second horizontal pole (4) width matched with.
2. A ladder as claimed in claim 1, characterised in that the upper ends of the lateral support plates (21) are provided with slotted holes (201) which cooperate with the first cross bar (3).
3. The special ladder stand for the libraries as claimed in claim 1, wherein the bottom of the ladder stand (2) is connected with the universal wheel (5) through a lifting rod (202), the rod part of the ladder stand is provided with a compression spring (203), and one side of the bottom of the ladder stand (2) close to the bookshelf (1) is provided with a cushion block (204).
4. A ladder as claimed in claim 3, characterised in that rubber pads (205) are provided at the ends of the blocks (204).
5. The ladder stand special for the library according to claim 1, wherein two ends of the first cross bar (3) are connected with two sides of the bookshelf (1) through first mounting seats (11), and two ends of the second cross bar (4) are connected with two sides of the bookshelf (1) through second mounting seats (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920318888.1U CN209799860U (en) | 2019-03-13 | 2019-03-13 | Special cat ladder in library |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920318888.1U CN209799860U (en) | 2019-03-13 | 2019-03-13 | Special cat ladder in library |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209799860U true CN209799860U (en) | 2019-12-17 |
Family
ID=68824739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920318888.1U Expired - Fee Related CN209799860U (en) | 2019-03-13 | 2019-03-13 | Special cat ladder in library |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209799860U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113089780A (en) * | 2021-02-20 | 2021-07-09 | 博维筑成设计有限公司 | Water supply system for high-rise building |
-
2019
- 2019-03-13 CN CN201920318888.1U patent/CN209799860U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113089780A (en) * | 2021-02-20 | 2021-07-09 | 博维筑成设计有限公司 | Water supply system for high-rise building |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20191217 Termination date: 20210313 |