CN202641771U - Special carrying trolley ladder for library - Google Patents
Special carrying trolley ladder for library Download PDFInfo
- Publication number
- CN202641771U CN202641771U CN 201220125411 CN201220125411U CN202641771U CN 202641771 U CN202641771 U CN 202641771U CN 201220125411 CN201220125411 CN 201220125411 CN 201220125411 U CN201220125411 U CN 201220125411U CN 202641771 U CN202641771 U CN 202641771U
- Authority
- CN
- China
- Prior art keywords
- bookshelf
- slide block
- sliding block
- cabinet
- push rod
- 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 carrying trolley ladder for a library. The special carrying trolley ladder comprises a trolley cabinet, bookshelves and a rotating mechanism, wherein two bookshelves are symmetrically arranged on two sides of the trolley cabinet; the lower surface of each bookshelf is in hinge connection with a sliding block which is arranged in the trolley cabinet through a push rod; a guide groove is formed in the trolley cabinet; the sliding block is matched with the guide groove through a dovetail structure; a threaded hole is formed in the middle of the sliding block; a screw rod and the threaded hole of the sliding block form a threaded fit; one end of the screw rod is connected with a motor; and the motor drives the sliding block to slide in the guide groove through the screw rod. The bookshelves, the push rod and the sliding block form a crank sliding block mechanism; and the sliding block moves to ensure that the bookshelves are swayed at a certain angle through the push rod. Through the carrying trolley, a worker always can place books on the bookshelves of a carrying trolley easily without squatting or stooping, and can take the books from the trolley conveniently without squatting or stooping, and place the books on the bookshelves. The carrying trolley ladder can be used for greatly reducing the labor intensity of the worker.
Description
Technical field
The utility model relates to a kind of library dedicated transfer car ladder.
Background technology
Librarian will be put into the book of returning on the bookshelf every day, and they transport book by transport trolley.At first on the shelf that is put into car of book one written or printed documents of returning, in car, lower shelf has to squat or bend over when putting book.After car was submitted a written statement to a higher authority and piled, the books plumber did personnel according to the numbering of book, replaces books on the shelves.During book in the go-cart of taking, on the lower shelf, the staff have to again repeatedly crouching or bend over to take book, put back to again bookshelf.Crouching so repeatedly, bend over to be easy to make the staff tired out, labour intensity is larger.In the time need to being put into the bookshelf of eminence to book, having to again carry stool, ladder etc. and ascend a height.
The utility model content
The utility model purpose is to provide a kind of library transport trolley ladder for the defective that prior art exists, by this transport trolley, make the staff need not all the time to squat or bend over just can deposit easily, the books of taking.The car cabinet of this car ladder also can easily be transformed into high and low step, is convenient to ascend a height, and hoists and deposits books.
The utility model for achieving the above object, adopt following technical scheme: a kind of library dedicated transfer car ladder, comprise the car cabinet, bookshelf and rotating mechanism, the bilateral symmetry of described car cabinet has been arranged two bookshelves, the slide block chain connection of the lower surface of described bookshelf by being provided with in push rod and the car cabinet, the inside of car cabinet is provided with guide groove, slide block cooperates by the dovetail structure with described guide groove, the centre of described slide block is provided with tapped bore, the tapped bore of screw rod and slide block forms screw thread fit, one of screw rod connects electrical motor, and electrical motor drives described slide block by screw rod and slides in guide groove; Described bookshelf, push rod, slide block form slider-crank mechanism; Slide block moves, by push rod so that bookshelf is done the swing of certain angle; Be provided with the side channel of symmetry near the position of the corresponding push rod in both sides of bookshelf at described car cabinet; It is characterized in that, be provided with the rotation step at two of described car cabinet, described rotation step is joined together to form a cuboid by hinge and car cabinet; After the rotation step was rotated and puts down, its car cabinet had just formed ledge structure.
The beneficial effects of the utility model: all demands that this car has satisfied the librarian carrying, placed books.By this transport trolley, make the staff need not all the time to squat or bend over and just can on the bookshelf of transport trolley, put book easily, also need not to squat or bend over and just can easily get book from the bookshelf of car, and be put on the bookshelf.Greatly alleviated staff's labour intensity.The car cabinet can easily become step, is convenient to hoist used when depositing books.
Description of drawings
Fig. 1 is the utility model front view;
Fig. 2 is the utility model left view;
Fig. 3 is the utility model birds-eye view;
Fig. 4 is the go-cart front view after bookshelf of the present utility model puts down;
Fig. 5 is the left view after step of the present utility model launches.
Among the figure, 1, bookshelf, 2, the car cabinet, 3, push rod, 4, slide block, 5, guide groove, 6, electrical motor, 7, wheel, 8, side channel, 9, screw rod, 10, the dovetail structure, 11, rotate step, 12, step.
The specific embodiment
Fig. 1 for a kind of library dedicated transfer car ladder, comprises car cabinet 2, bookshelf 1 and rotating mechanism to shown in Figure 3, and the bilateral symmetry of car cabinet 2 has been arranged two bookshelves 1, and the lower surface of bookshelf 1 is fixed together by hinge and car cabinet 2, forms chain connection.Four wheels 7 have been arranged in the bottom of car, can promote car.There is guide groove 5 inside of car cabinet 2, and slide block 4 cooperates by dovetail structure 10 with guide groove 5, and slide block 4 is in guide groove 5 interior slips.There is tapped bore the centre of slide block 4, and screw rod 9 forms screw thread fit with the tapped bore of slide block 4, and one of screw rod 9 connects electrical motor 6.Electrical motor 6 drives screw rods 9 and rotates, after screw rod 9 rotates so that slide block 4 is done in guide groove 5 moves up and down.3 one of push rods and bookshelf 1 form chain connection, one and slide block 4 formation chain connections.Bookshelf 1, push rod 3, slide block 4 have just formed slider-crank mechanism, and slide block 4 moves, by push rod 3 so that bookshelf 1 is done the swing of certain angle.In the both sides of the close bookshelf 1 of car cabinet 2, the position of corresponding push rod 3 is provided with four side channels 8 that are arranged symmetrically with, and guarantees that push rod 3 can swing flexibly.When needs are put book on the bookshelf 1 and are maybe needed to get book from bookshelf 1, by the forward rotation of electrical motor 6, make slide block 4 up mobile, promote bookshelf 1 and upwards swing, when swinging to level attitude, stop electrical motor 6.Put postscript well, backward rotation electrical motor 6 puts down bookshelf.
Go-cart front view after being illustrated in figure 4 as bookshelf and putting down, put down bookshelf after, the width of go-cart just dwindles much, is convenient to transportation, can be because the passageway be too narrow so that go-cart can not carry out.
Among Fig. 5, be provided with rotation step 11 at two of described car cabinet 2, described rotation step 11 is joined together to form a cuboid by hinge and car cabinet; After rotation step 11 was rotated and puts down, its car cabinet had just formed step 12.
The above only is preferred embodiment of the present utility model, and is in order to limit the utility model, not all within spirit of the present utility model and principle, any modification of doing, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (1)
1. library's dedicated transfer car is terraced, comprise car cabinet, bookshelf and rotating mechanism, it is characterized in that, the bilateral symmetry of described car cabinet has been arranged two bookshelves, the slide block chain connection of the lower surface of described bookshelf by being provided with in push rod and the car cabinet, the inside of car cabinet is provided with guide groove, slide block cooperates by the dovetail structure with described guide groove, the centre of described slide block is provided with tapped bore, the tapped bore of screw rod and slide block forms screw thread fit, one of screw rod connects electrical motor, and electrical motor drives described slide block by screw rod and slides in guide groove; Described bookshelf, push rod, slide block form slider-crank mechanism; When slide block moves, by push rod so that bookshelf is done the swing of certain angle; Be provided with the side channel of symmetry near the position of the corresponding push rod in both sides of bookshelf at described car cabinet; Be provided with the rotation step at two of described car cabinet, described rotation step is joined together to form a cuboid by hinge and car cabinet; After described rotation step was rotated and puts down, itself and car cabinet formed ledge structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220125411 CN202641771U (en) | 2012-03-28 | 2012-03-28 | Special carrying trolley ladder for library |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220125411 CN202641771U (en) | 2012-03-28 | 2012-03-28 | Special carrying trolley ladder for library |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202641771U true CN202641771U (en) | 2013-01-02 |
Family
ID=47410920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220125411 Expired - Fee Related CN202641771U (en) | 2012-03-28 | 2012-03-28 | Special carrying trolley ladder for library |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202641771U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317493A (en) * | 2013-06-14 | 2013-09-25 | 无锡商业职业技术学院 | Special automobile ladder for automobile maintenance |
-
2012
- 2012-03-28 CN CN 201220125411 patent/CN202641771U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317493A (en) * | 2013-06-14 | 2013-09-25 | 无锡商业职业技术学院 | Special automobile ladder for automobile maintenance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20140328 |