CN114403620A

CN114403620A - Rotary lifting book shelf

Info

Publication number: CN114403620A
Application number: CN202210084111.XA
Authority: CN
Inventors: 赖晓青
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-04-29

Abstract

The invention relates to a bookshelf, in particular to a rotary lifting book shelf. It is necessary to design a rotary lifting book shelf which does not need to repeatedly support books, does not increase management work and is convenient to use. The utility model provides a rotatory lift book shelf, includes limit base, fixed chassis, start button, stop button, spacing chassis, rotating base and first mounting bracket, and limit base bottom interval rigid coupling has four fixed chassis, and limit base leading flank right part rigid coupling has start button and stop button, and stop button is located the start button right side, and limit base middle part rigid coupling has first mounting bracket. According to the book clamping device, the stressed push rod is pulled to move outwards, the stressed push rod moves outwards to drive the installation box to move outwards, then a book is placed between the two clamping vertical plates, and due to the action of the first return spring, every two clamping vertical plates move inwards all the time to limit the book, so that the book does not need to be centered repeatedly, management work is not increased, and the book clamping device is convenient to use.

Description

Rotary lifting book shelf

Technical Field

The invention relates to a bookshelf, in particular to a rotary lifting book shelf.

Background

In the existing library, after books on the book shelf are extracted, people find that the books which are taken out are difficult to put back to the original position, so that the books on the book shelf are placed in a mess.

Patent application CN205233914U, published as 20160518. The book shelf for the library comprises a book shelf body, wherein a plurality of separation cavities for placing books are formed on the book shelf body through a transverse supporting plate and a vertical plate, an LED emergency lamp is installed on the vertical plate, a rechargeable battery electrically connected with the LED emergency lamp is installed on the outer side surface of the book shelf body, and the rechargeable battery is connected with an indoor power supply through a plug; an indicating plate is arranged in the separation cavity and is slidably mounted in an end face sliding groove of the transverse supporting plate through a roller; and the outer side surface of the book shelf body is also provided with a USB charging interface connected with the rechargeable battery. The emergency lamp is adopted, so that the emergency lamp is convenient for a borrower to use when power is off, and the USB charging interface is arranged, so that electronic equipment such as a mobile phone and the like can be conveniently charged; the indicator board that can hide is set up, replaces traditional board of borrowing books, and its use convenient operation still improves the efficiency of borrowing books. Although the device is convenient for charging electronic equipment such as a mobile phone, management personnel are required to assist in righting books each time, management work is increased, and the device is not convenient to use.

Therefore, it is necessary to design a rotary lifting book shelf which does not need to repeatedly support books, does not increase management work, is convenient to use, and solves the problems in the prior art.

Disclosure of Invention

In order to overcome the defects that managers need to assist in righting books each time, the management work is increased, and the use is not convenient, the invention provides the rotary lifting book shelf which does not need to repeatedly righting books, does not increase the management work, and is convenient to use.

The invention is realized by the following technical approaches:

a rotary lifting book shelf comprises a limiting base, a fixed underframe, a starting button, a stopping button, a limiting underframe, a rotary base, a first mounting frame, a second mounting frame, fixed vertical plates, a closed top cover, a limiting mechanism and a fixing mechanism, wherein four fixed underframe are fixedly connected at the bottom of the limiting base at intervals, the starting button and the stopping button are fixedly connected at the right part of the front side of the limiting base, the stopping button is positioned at the right side of the starting button, the first mounting frame is fixedly connected at the middle part of the limiting base, the second mounting frame is fixedly connected at the top of the first mounting frame, four fixed vertical plates are fixedly connected at intervals at the upper part of the first mounting frame, the limiting underframe is connected between the upper parts of the four fixed vertical plates through bolts, the upper part of the limiting base is also connected with the limiting underframe through bolts, a rotary base for rotation is arranged in the limiting underframe in a rotary manner, the lower rotary base is rotatably connected with the first mounting frame, and the upper rotary base is rotatably connected with the second mounting frame, and the upper part of the second mounting frame is fixedly connected with a closed top cover, the rotating base is provided with a limiting mechanism for separation, and the limiting mechanism is provided with a fixing mechanism for clamping books.

Further, stop gear includes spacing guide frame, install bin, spacing balladeur train, spacing spring and atress push rod, and rotating base top interval rigid coupling has four spacing guide frames, and the slidingtype is equipped with spacing balladeur train in the spacing guide frame, and the slidingtype is equipped with the install bin between two spacing guide frames of horizontal homonymy, is equipped with spacing spring between spacing balladeur train and the install bin inside, and install bin lateral surface middle part rigid coupling has the atress push rod.

Further, the fixing mechanism comprises a fixing ring plate, a mounting base plate, a clamping vertical plate, a first reset guide pillar and a first reset spring, two fixing ring plates are fixedly connected to the inner side surface of the mounting box, the mounting base plate is fixedly connected to the inner side surface of the fixing ring plate at intervals, the mounting base plate is provided with the first reset guide pillars at intervals, every four first reset guide pillars are in a group, the clamping vertical plate is arranged between every four first reset guide pillars in a sliding mode, the first reset guide pillars are wound with the first reset springs, one end of each first reset spring is connected with the clamping vertical plate, and the other end of each first reset spring is connected with the mounting base plate.

Furthermore, the dust-proof device also comprises a dust-proof mechanism for preventing dust from entering, the dust-proof mechanism comprises a servo motor, a driving screw rod, a driven worm gear, a first rotating vertical shaft, a positioning cross frame, a second reset spring, a second reset guide pillar, a second rotating vertical shaft and a dust-proof top cover, the servo motor is fixedly connected to the rear side of the right part of the limiting base, the driving screw rod is connected to an output shaft of the servo motor, the first rotating vertical shaft is rotatably arranged in the middle of the first mounting frame, the driven worm gear is fixedly connected to the lower part of the first rotating vertical shaft and is meshed with the driving screw rod, the second rotating vertical shaft is rotatably arranged in the middle of the second mounting frame and is meshed with the first rotating vertical shaft, four second reset guide pillars are fixedly connected in the first mounting frame and the second mounting frame at intervals, every two second reset guide pillars form a group, and the positioning cross frame is slidably arranged between the two second reset guide pillars, the positioning cross frame is connected with the adjacent installation box in a sliding mode, the two positioning cross frames below are meshed with the first rotating vertical shaft, the two positioning cross frames above are meshed with the second rotating vertical shaft, a second reset spring is wound between the inside of the installation box and the outside of the adjacent positioning cross frames, and the upper portion of the second installation frame and the upper portion of the first installation frame are fixedly connected with a dustproof top cover used for preventing dust from entering.

Further, the device also comprises an extension mechanism used for moving the installation box, the extension mechanism comprises an installation chassis, a first limit upright post, a third reset spring, a second limit upright post, a connecting soft rope, an assisting roller, a limit roller and a spiral frame, the installation chassis is fixedly connected inside the rotary base, the first limit upright post is arranged in the middle of the rear part of the rotary base in a sliding way and is connected with the installation box in a sliding way, the second limit upright post is arranged in the middle of the front part of the rotary base in a sliding way, the third reset spring is arranged between the top end of the second limit upright post and the adjacent installation box, the third reset spring is arranged between the top end of the first limit upright post and the adjacent installation box, the assisting roller used for guiding is arranged in a rotating way at the rear part of the rotary base, the lower part of the first limit upright post is connected with the connecting soft rope, and the tail end of the connecting soft rope bypasses the assisting roller and is connected with the second limit upright post, the lower part of the second limiting upright post is rotatably provided with a limiting roller, the top of the mounting chassis is fixedly connected with a spiral rack, and the limiting roller is in contact with the spiral rack.

Further, still including being used for keeping dry mechanism, dry mechanism is including the air pump, the air duct, shunt casing, dustproof filter plate, adapter sleeve and photoelectric sensor, spacing base rear portion left side rigid coupling has the air pump, the inside cross-under of first mounting bracket has the air duct, air duct and air pump gas outlet intercommunication, the air duct upper portion left and right sides all is connected with shunt casing, the inside cross-under of second mounting bracket has two adapter sleeve, adapter sleeve and adjacent shunt casing intercommunication, first mounting bracket and second mounting bracket upper portion all embedded be equipped with two and be used for filterable dustproof filter plate, the dustproof filter plate in below and shunt casing intercommunication, the dustproof filter plate in top and adapter sleeve intercommunication, antetheca rigid coupling has photoelectric sensor in the dustproof top guard in the below.

Further, still including being used for avoiding pressing from both sides the protection machanism who hinders, protection machanism inhales including rubber soft cover, spring rope and magnetic force and detains, is equipped with the spring rope between two adjacent installation case lateral surface lower parts, is equipped with two rubber soft covers that are used for the protection between spacing underframe upper portion and the adjacent spring rope, and the rubber soft cover left and right sides all rigid coupling has magnetic force to inhale and detains, and every two adjacent magnetic force is inhaled and is detained and can be adsorbed each other.

The electric control box is arranged in the middle of the front part of the limiting base and internally comprises a switching power supply, a power supply module and a control module, the switching power supply supplies power to the rotary lifting book shelf, the power supply module is connected with a power main switch through a circuit, and the control module is electrically connected with the power supply module; the control module is connected with a DS1302 clock circuit and a 24C02 circuit; the start button, the stop button and the photoelectric sensor are electrically connected with the control module, and the servo motor and the air pump are connected with the control module through a peripheral circuit.

Compared with the prior art, the invention has the remarkable improvements that:

1. according to the book clamping device, the stressed push rod is pulled to move outwards, the stressed push rod moves outwards to drive the installation box to move outwards, then a book is placed between the two clamping vertical plates, and due to the action of the first return spring, every two clamping vertical plates move inwards all the time to limit the book, so that the book does not need to be centered repeatedly, management work is not increased, and the book clamping device is convenient to use.

2. Under the action of the dustproof mechanism, the installation box moves upwards to correspond to the dustproof top cover, and the dustproof top cover protects the installation box from dust, so that dust can be prevented from entering books.

3. Under the action of the drying mechanism, the shunt sleeve blows air to books in the lower installation box, and meanwhile, the fixing sleeve blows air to books in the upper installation box, so that the books can be prevented from being wet.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

FIG. 2 is a schematic view of a first partial body structure according to the present invention.

FIG. 3 is a schematic view of a second partial body structure according to the present invention.

Fig. 4 is a schematic partial perspective view of the limiting mechanism of the present invention.

Fig. 5 is a partial perspective view of the fixing mechanism of the present invention.

Fig. 6 is a perspective view of a third embodiment of the present invention.

Fig. 7 is a schematic view of a first partially-separated body structure of the dustproof mechanism of the present invention.

Fig. 8 is a schematic view of a second partial body structure of the dustproof mechanism of the present invention.

Fig. 9 is a perspective view of a third part of the dustproof mechanism of the present invention.

Fig. 10 is a schematic view of a first partially separated body structure of the extension mechanism of the present invention.

Fig. 11 is a schematic view of a second partial body structure of the extension mechanism of the present invention.

Fig. 12 is a schematic view of a first partial body structure of the drying mechanism of the present invention.

Fig. 13 is a schematic view of a second partial body structure of the drying mechanism of the present invention.

Fig. 14 is a perspective view of a third part of the drying mechanism of the present invention.

Fig. 15 is a partial perspective view of the shielding mechanism of the present invention.

Fig. 16 is a circuit block diagram of the present invention.

Fig. 17 is a schematic circuit diagram of the present invention.

In the above drawings: 1-limit base, 2-fixed base frame, 3-electric control box, 31-start button, 32-stop button, 4-limit base frame, 5-rotating base frame, 6-first mounting frame, 7-second mounting frame, 8-fixed vertical plate, 9-sealed top cover, 10-limit mechanism, 101-limit guide frame, 102-mounting box, 103-limit carriage, 104-limit spring, 105-force bearing push rod, 11-fixing mechanism, 111-fixed ring plate, 112-mounting bottom plate, 113-clamping vertical plate, 114-first reset guide post, 115-first reset spring, 12-dustproof mechanism, 121-servo motor, 122-driving screw rod, 123-driven worm wheel, 124-first rotating vertical shaft, 125-positioning transverse frame, 126-second reset spring, 127-second reset guide post, 128-second rotating vertical shaft, 129-dustproof top cover, 13-extension mechanism, 131-mounting chassis, 132-first limit upright post, 133-third reset spring, 134-second limit upright post, 135-connecting soft rope, 136-auxiliary roller, 137-limit roller, 138-spiral frame, 14-drying mechanism, 141-air pump, 142-air duct, 143-shunt sleeve, 144-dustproof filter plate, 145-fixing sleeve, 146-photoelectric sensor, 15-protection mechanism, 151-rubber soft cover, 152-spring rope and 153-magnetic suction buckle.

Detailed Description

The invention is further explained by combining the drawings in the specification and the embodiments of the invention are given by combining the drawings in the specification.

Example 1

A rotary lifting book shelf is shown in figures 1-5 and comprises a limiting base 1, a fixed underframe 2, a starting button 31, a stopping button 32, a limiting underframe 4, a rotary base 5, a first mounting frame 6, a second mounting frame 7, a fixed vertical plate 8, a closed top cover 9, a limiting mechanism 10 and a fixing mechanism 11, wherein the bottom of the limiting base 1 is fixedly connected with four fixed underframe 2 at intervals, the right part of the front side surface of the limiting base 1 is fixedly connected with the starting button 31 and the stopping button 32, the stopping button 32 is positioned at the right side of the starting button 31, the middle part of the limiting base 1 is connected with the first mounting frame 6 in a bolt mode, the top of the first mounting frame 6 is connected with the second mounting frame 7 in a bolt mode, the upper part of the first mounting frame 6 is connected with four fixed vertical plates 8 at intervals in a bolt mode, the upper parts of the four fixed vertical plates 8 are connected with the limiting underframe 4 through bolts, also there is spacing underframe 4 on 1 upper portion of spacing base through bolted connection, the rotation formula is equipped with rotating base 5 in the spacing underframe 4, rotating base 5 can realize rotating, below rotating base 5 rotates with first mounting bracket 6 to be connected, and top rotating base 5 rotates with second mounting bracket 7 to be connected, 7 upper portions of second mounting bracket are connected with airtight overhead guard 9 through the mode of bolt, be equipped with stop gear 10 on the rotating base 5, stop gear 10 can realize separating, be equipped with fixed establishment 11 on stop gear 10, fixed establishment 11 can realize placing books.

As shown in fig. 3 and 4, the limiting mechanism 10 includes a limiting guide frame 101, an installation box 102, a limiting carriage 103, a limiting spring 104 and a stressed push rod 105, four limiting guide frames 101 are fixedly connected to the top of the rotating base 5 at intervals, the limiting carriage 103 is arranged in the limiting guide frame 101 in a sliding manner, the installation box 102 is arranged between two limiting guide frames 101 on the same lateral side in a sliding manner, the limiting spring 104 is arranged between the top of the limiting carriage 103 and the inside of the installation box 102, and the stressed push rod 105 is fixedly connected to the middle of the outer lateral surface of the installation box 102.

As shown in fig. 3 and 5, the fixing mechanism 11 includes a fixed ring plate 111, a mounting base plate 112, a clamping vertical plate 113, a first reset guide post 114 and a first reset spring 115, two fixed ring plates 111 are connected to an inner side surface of the mounting box 102 by bolts, the mounting base plate 112 is fixedly connected to the fixed ring plate 111 at intervals, the first reset guide posts 114 are arranged on the mounting base plate 112 at intervals, every four first reset guide posts 114 form a group, the clamping vertical plate 113 is slidably arranged between the four first reset guide posts 114, the first reset guide posts 114 are wound with the first reset spring 115, one end of the first reset spring 115 is connected to the clamping vertical plate 113, and the other end of the first reset spring 115 is connected to the mounting base plate 112.

When people need to place books, the installation box 102 is rotated to a proper position through the rotary base 5, the stress pushing rod 105 is pulled to move outwards, the stress pushing rod 105 moves outwards to drive the installation box 102 to move outwards, the limiting sliding frame 103 plays a guiding role, then the books are placed between the two clamping vertical plates 113, due to the effect of the first reset spring 115, every two clamping vertical plates 113 move inwards all the time to limit the books, after the books are placed, the installation box 102 is pushed to move inwards to reset, and similarly, when people need to take out the books, the installation box 102 is pulled to take out the books outwards according to the operation, and then the installation box 102 is pushed to move inwards to reset.

Example 2

On the basis of embodiment 1, as shown in fig. 6 to 9, the dust-proof device 12 further comprises a dust-proof mechanism 12, the dust-proof mechanism 12 comprises a servo motor 121, a driving screw 122, a driven worm gear 123, a first rotating vertical shaft 124, a positioning cross frame 125, a second return spring 126, a second return guide pillar 127, a second rotating vertical shaft 128 and a dust-proof top cover 129, the rear side of the right portion of the limiting base 1 is connected with the servo motor 121 by means of bolts, the output shaft of the servo motor 121 is connected with the driving screw 122, the first rotating vertical shaft 124 is rotatably arranged in the middle of the first mounting frame 6, the driven worm gear 123 is fixedly connected to the lower portion of the first rotating vertical shaft 124, the driven worm gear 123 is engaged with the driving screw 122, the second rotating vertical shaft 128 is rotatably arranged in the middle of the second mounting frame 7, the second rotating vertical shaft 128 is engaged with the first rotating vertical shaft 124, four second return guide pillars 127 are fixedly connected to the inside of the first mounting frame 6 and the second mounting frame 7 at intervals, every two second reset guide pillars 127 are in a group, a positioning transverse frame 125 is arranged between the two second reset guide pillars 127 in a sliding mode, the positioning transverse frame 125 is connected with the adjacent installation box 102 in a sliding mode, the two positioning transverse frames 125 below are meshed with the first rotating vertical shaft 124, the two positioning transverse frames 125 above are meshed with the second rotating vertical shaft 128, a second reset spring 126 is wound between the inside of the installation box 102 and the outside of the adjacent positioning transverse frames 125, the upper portion of the second installation frame 7 and the upper portion of the first installation frame 6 are connected with a dustproof top cover 129 in a bolt mode, and the dustproof top cover 129 can prevent dust from entering.

As shown in fig. 6, 10 and 11, the device further comprises an extending mechanism 13, the extending mechanism 13 comprises a mounting chassis 131, a first limiting upright 132, a third return spring 133, a second limiting upright 134, a connecting soft rope 135, an assisting roller 136, a limiting roller 137 and a spiral rack 138, the mounting chassis 131 is fixedly connected inside the rotating base 5, the first limiting upright 132 is slidably arranged in the middle of the rear portion of the rotating base 5, the first limiting upright 132 is slidably connected with the mounting box 102, the second limiting upright 134 is slidably arranged in the middle of the front portion of the rotating base 5, the third return spring 133 is arranged between the top end of the second limiting upright 134 and the inside of the adjacent mounting box 102, the third return spring 133 is arranged between the top end of the first limiting upright 132 and the inside of the adjacent mounting box 102, the assisting roller 136 is rotatably arranged at the rear portion of the rotating base 5, the assisting roller 136 can achieve a guiding effect, the soft rope 135 is rotatably connected at the lower portion of the first limiting upright 132, the tail end of the connecting soft rope 135 bypasses the auxiliary roller 136 to be connected with the second limit upright 134, the lower part of the second limit upright 134 is rotatably provided with a limit roller 137, the inner top of the mounting chassis 131 is fixedly connected with a spiral frame 138, and the limit roller 137 is contacted with the spiral frame 138.

When a user presses a power supply main switch to electrify the rotary lifting book shelf, firstly, an operator presses a starting button 31 once, the starting button 31 sends a signal, a control module receives the signal and controls a servo motor 121 to rotate positively for 3 seconds, the servo motor 121 drives a driving screw rod 122 to rotate positively, the driving screw rod 122 drives a driven worm gear 123 to rotate positively, the driven worm gear 123 rotates positively to drive a first rotating vertical shaft 124 to rotate positively, the first rotating vertical shaft 124 rotates positively to drive a lower positioning cross frame 125 to move downwards, the lower positioning cross frame 125 moves downwards to drive a lower mounting box 102 to move downwards, a lower limiting spring 104 is compressed, meanwhile, the first rotating vertical shaft 124 rotates positively to drive a second rotating vertical shaft 128 to rotate positively, the second rotating vertical shaft 128 rotates positively to drive the upper positioning cross frame 125 to move downwards, the upper positioning cross frame 125 moves downwards to drive the upper mounting box 102 to move downwards, the upper limiting spring 104 is compressed, thus, the installation box 102 moves downwards to be separated from the dustproof top cover 129, after 3 seconds, the control module controls the servo motor 121 to stop, people can pull the installation box 102 to move outwards to take out or place books through the stress push rod 105, the second reset spring 126 is compressed, and then people take out or place books, the stress push rod 105 is released, the installation box 102 also moves inwards to reset due to the action of the second reset spring 126, the stop button 32 is pressed once, the stop button 32 sends out a signal, the control module controls the servo motor 121 to rotate reversely for 3 seconds after receiving the signal, the first rotating vertical shaft 124 rotates reversely and drives the lower installation box 102 to reset upwards through the lower positioning cross frame 125, the limiting spring 104 plays a role in assisting power, the second rotating vertical shaft 128 rotates reversely and drives the upper installation box 102 to reset upwards through the upper positioning cross frame 125, the installation box 102 moves upwards to correspond to the dustproof top cover 129, and the dustproof top cover 129 protects the installation box 102, after 3 seconds, the control module controls the servo motor 121 to stop, so that dust can be prevented from entering the books.

When the rotating base 5 rotates forwards, the rotating base 5 rotates forwards to drive the second limiting upright column 134 to rotate forwards, the second limiting upright column 134 rotates forwards to drive the limiting roller 137 to rotate forwards, the limiting roller 137 rotates forwards and moves outwards through the spiral frame 138, the limiting roller 137 moves outwards to drive the second limiting upright column 134 to move outwards, the second limiting upright column 134 moves outwards to drive the front mounting box 102 to move outwards, meanwhile, the second limiting upright column 134 moves outwards to pull the first limiting upright column 132 to move outwards through the connecting soft rope 135, the first limiting upright column 132 moves outwards to drive the rear mounting box 102 to move outwards, the auxiliary roller 136 plays a role in guiding, the third reset spring 133 plays a role in buffering, and similarly, when the rotating base 5 rotates backwards, the second limiting upright column 134 drives the front mounting box 102 to move inwards through the spiral frame 138 to reset, the first limiting upright column 132 also drives the rear mounting box 102 to move inwards to reset, in this manner, it may be convenient to open the enclosure 102 at the same time.

Example 3

On the basis of the embodiment 1 and the embodiment 2, as shown in fig. 6, fig. 12, fig. 13 and fig. 14, the drying mechanism 14 is further included, the drying mechanism 14 includes an air pump 141, an air duct 142, a flow distribution sleeve 143, a dustproof filter plate 144, a fixing sleeve 145 and a photoelectric sensor 146, the air pump 141 is connected to the left side of the rear portion of the limit base 1 in a bolt manner, the air duct 142 penetrates through the first mounting frame 6, the air duct 142 is communicated with an air outlet of the air pump 141, the flow distribution sleeve 143 is connected to the left and right sides of the upper portion of the air duct 142, two fixing sleeves 145 penetrate through the second mounting frame 7, the fixing sleeves 145 are communicated with the adjacent flow distribution sleeve 143, two dustproof filter plates 144 are embedded in the upper portions of the first mounting frame 6 and the second mounting frame 7, the dustproof filter plates 144 can prevent impurities from entering, the dustproof filter plates 144 at the lower portions are communicated with the flow distribution sleeve 143, the dustproof filter plates 144 at the upper portions are communicated with the fixing sleeves 145, the inner front wall of the lower dust cap 129 is connected with a photoelectric sensor 146 by a bolt.

As shown in fig. 6 and 15, the protection device 15 is further included, the protection device 15 includes a rubber soft cover 151, a spring rope 152 and a magnetic force suction buckle 153, the spring rope 152 is arranged between the lower portions of the outer side surfaces of two adjacent installation boxes 102, two rubber soft covers 151 are arranged between the upper portion of the limiting bottom frame 4 and the adjacent spring rope 152, the rubber soft covers 151 can prevent hands from being pinched, the left side and the right side of each rubber soft cover 151 are fixedly connected with the magnetic force suction buckle 153, and every two adjacent magnetic force suction buckles 153 can be mutually adsorbed.

When the installation box 102 moves upwards to reset, the photoelectric sensor 146 detects that the installation box 102 below corresponds to the installation box, the photoelectric sensor 146 sends a signal, the control module receives the signal and then controls the air pump 141 to work for 1 minute, the air pump 141 enables the flow distribution sleeve 143 to start blowing through the air guide pipe 142, the flow distribution sleeve 143 blows air to books in the installation box 102 below, so that the books are kept dry, meanwhile, the fixing sleeve 145 also blows air to books in the installation box 102 above, the dustproof filter plate 144 prevents impurities from entering the installation box 102, and after 1 minute, the control module controls the air pump 141 to stop, so that the books can be prevented from generating a damp phenomenon.

When the installation box 102 outwards moves, the installation box 102 enables the rubber soft cover 151 to outwards stretch through the spring rope 152, the two magnetic force suction buckles 153 are separated, in addition, when the installation inwards moves and resets, the rubber soft cover 151 also contracts and resets, the two magnetic force suction buckles 153 are contacted and adsorbed, and similarly, when the installation box 102 upwards or downwards moves, the rubber soft cover 151 can also generate certain deformation, so that the finger can be prevented from being clamped by the movement of the installation box 102.

As shown in fig. 2, 16 and 17, the book shelf further comprises an electric cabinet 3, the electric cabinet 3 is mounted in the middle of the front portion of the limiting base 1, a switching power supply, a power supply module and a control module are included in the electric cabinet 3, the switching power supply supplies power to the rotary lifting book shelf, the power supply module is connected with a power supply main switch through a circuit, and the control module is electrically connected with the power supply module; the control module is connected with a DS1302 clock circuit and a 24C02 circuit; the start button 31, the stop button 32 and the photoelectric sensor 146 are all electrically connected with the control module, and the servo motor 121 and the air pump 141 are all connected with the control module through peripheral circuits.

Finally, it is necessary to state that: the above-mentioned contents are only used to help understanding the technical solution of the present invention, and should not be interpreted as limiting the scope of the present invention; insubstantial modifications and adaptations of the invention as described above will occur to those skilled in the art and are intended to be within the scope of the invention as claimed.

Claims

1. A rotary lifting book shelf comprises a limiting base (1), fixed bottom frames (2), a starting button (31), a stopping button (32), a limiting bottom frame (4), a rotary base (5), a first mounting frame (6), a second mounting frame (7), fixed vertical plates (8) and a sealed top cover (9), wherein the four fixed bottom frames (2) are fixedly connected to the bottom of the limiting base (1) at intervals, the starting button (31) and the stopping button (32) are fixedly connected to the right part of the front side of the limiting base (1), the stopping button (32) is positioned on the right side of the starting button (31), the first mounting frame (6) is fixedly connected to the middle of the limiting base (1), the second mounting frame (7) is fixedly connected to the top of the first mounting frame (6), the four fixed vertical plates (8) are fixedly connected to the upper part of the first mounting frame (6) at intervals, the limiting bottom frame (4) is connected among the upper parts of the four fixed vertical plates (8) through bolts, spacing base (1) upper portion also has spacing underframe (4) through bolted connection, spacing underframe (4) internal rotation formula is equipped with and is used for rotatory rotating base (5), below rotating base (5) are rotated with first mounting bracket (6) and are connected, and top rotating base (5) rotate with second mounting bracket (7) and be connected, second mounting bracket (7) upper portion rigid coupling has airtight overhead guard (9), a serial communication port, still including stop gear (10) and fixed establishment (11), be equipped with on rotating base (5) and be used for divided stop gear (10), be equipped with fixed establishment (11) that are used for pressing from both sides the book on stop gear (10).

2. A rotary lifting book shelf according to claim 1, characterized in that the limiting mechanism (10) comprises a limiting guide frame (101), a mounting box (102), a limiting carriage (103), a limiting spring (104) and a stressed push rod (105), four limiting guide frames (101) are fixedly connected to the top of the rotary base (5) at intervals, the limiting carriage (103) is arranged in the limiting guide frame (101) in a sliding manner, the mounting box (102) is arranged between the two limiting guide frames (101) on the same lateral side in a sliding manner, the limiting spring (104) is arranged between the top of the limiting carriage (103) and the inside of the mounting box (102), and the stressed push rod (105) is fixedly connected to the middle of the outer lateral surface of the mounting box (102).

3. A rotating and lifting book shelf according to claim 2, characterised in that the fixing means (11) comprise a fixing ring plate (111), a mounting base plate (112), the mounting structure comprises a clamping vertical plate (113), a first reset guide post (114) and a first reset spring (115), two fixed ring plates (111) are fixedly connected to the inner side surface of a mounting box (102), a mounting base plate (112) is fixedly connected to the inner side surface of each fixed ring plate (111) at intervals, first reset guide posts (114) are arranged on the mounting base plate (112) at intervals, every four first reset guide posts (114) are in a group, the clamping vertical plate (113) is slidably arranged between the four first reset guide posts (114), the first reset guide posts (114) are wound with the first reset spring (115), one end of the first reset spring (115) is connected with the clamping vertical plate (113), and the other end of the first reset spring (115) is connected with the mounting base plate (112).

4. A rotary lifting book shelf according to claim 3, characterized in that it further comprises a dust-proof mechanism (12) for preventing dust from entering, the dust-proof mechanism (12) comprises a servo motor (121), a driving screw rod (122), a driven worm gear (123), a first rotating vertical shaft (124), a positioning cross frame (125), a second reset spring (126), a second reset guide post (127), a second rotating vertical shaft (128) and a dust-proof top cover (129), the rear side of the right part of the limit base (1) is fixedly connected with the servo motor (121), an output shaft of the servo motor (121) is connected with the driving screw rod (122), the first rotating vertical shaft (124) is rotatably arranged in the middle of the first mounting frame (6), the driven worm gear (123) is fixedly connected to the lower part of the first rotating vertical shaft (124), the driven worm gear (123) is engaged with the driving screw rod (122), the second rotating vertical shaft (128) is rotatably arranged in the middle of the second mounting frame (7), the second rotating vertical shaft (128) is meshed with the first rotating vertical shaft (124), four second reset guide pillars (127) are fixedly connected inside the first mounting frame (6) and inside the second mounting frame (7) at intervals, every two second reset guide pillars (127) form a group, a positioning transverse frame (125) is arranged between every two second reset guide pillars (127) in a sliding mode, the positioning transverse frame (125) is connected with an adjacent mounting box (102) in a sliding mode, the two positioning transverse frames (125) on the lower portion are meshed with the first rotating vertical shaft (124), the two positioning transverse frames (125) on the upper portion are meshed with the second rotating vertical shaft (128), a second reset spring (126) is wound between the inside of the mounting box (102) and the outside of the adjacent positioning transverse frames (125), and a dustproof top cover (129) used for preventing dust from entering is fixedly connected to the upper portion of the second mounting frame (7) and the upper portion of the first mounting frame (6).

5. A rotary lifting book shelf according to claim 4, further comprising a stretching mechanism (13) for moving the mounting box (102), wherein the stretching mechanism (13) comprises a mounting chassis (131), a first limiting upright post (132), a third return spring (133), a second limiting upright post (134), a connecting soft rope (135), an auxiliary roller (136), a limiting roller (137) and a spiral rack (138), the mounting chassis (131) is fixedly connected inside the rotary base (5), the first limiting upright post (132) is slidably arranged in the middle of the rear part of the rotary base (5), the first limiting upright post (132) is slidably connected with the mounting box (102), the second limiting upright post (134) is slidably arranged in the middle of the front part of the rotary base (5), the third return spring (133) is arranged between the top end of the second limiting upright post (134) and the inside of the adjacent mounting box (102), be equipped with third reset spring (133) between first spacing stand (132) top and adjacent installation box (102) inside, rotating base (5) rear portion rotary type is equipped with helping the gyro wheel (136) that move that are used for the direction, first spacing stand (132) sub-unit connection has connection cord (135), it walks around helping the gyro wheel (136) and is connected with second spacing stand (134) to connect cord (135) tail end, second spacing stand (134) lower part rotary type is equipped with spacing gyro wheel (137), the top rigid coupling has spiral shell (138) in installation chassis (131), spacing gyro wheel (137) and spiral shell (138) contact.

6. The rotary lifting book shelf according to claim 5, further comprising a drying mechanism (14) for keeping dry, wherein the drying mechanism (14) comprises an air pump (141), an air duct (142), a shunt sleeve (143), a dustproof filter plate (144), a fixed sleeve (145) and a photoelectric sensor (146), the air pump (141) is fixedly connected to the left side of the rear portion of the limiting base (1), the air duct (142) is connected to the inside of the first mounting frame (6) in a penetrating manner, the air duct (142) is communicated with an air outlet of the air pump (141), the shunt sleeve (143) is connected to the left side and the right side of the upper portion of the air duct (142), the two fixed sleeves (145) are connected to the inside of the second mounting frame (7) in a penetrating manner, the fixed sleeves (145) are communicated with the adjacent shunt sleeves (143), and the two dustproof filter plates (144) for filtering are embedded in the upper portions of the first mounting frame (6) and the second mounting frame (7), the lower dustproof filter plate (144) is communicated with the shunt sleeve (143), the upper dustproof filter plate (144) is communicated with the fixed sleeve (145), and the inner front wall of the lower dustproof top cover (129) is fixedly connected with a photoelectric sensor (146).

7. The rotary lifting book shelf according to claim 6, further comprising a protection mechanism (15) for avoiding clamping injury, wherein the protection mechanism (15) comprises a rubber soft cover (151), a spring rope (152) and a magnetic suction buckle (153), the spring rope (152) is arranged between the lower parts of the outer side surfaces of two adjacent mounting boxes (102), two rubber soft covers (151) for protection are arranged between the upper part of the limiting bottom frame (4) and the adjacent spring rope (152), the magnetic suction buckle (153) is fixedly connected to the left side and the right side of each rubber soft cover (151), and every two adjacent magnetic suction buckles (153) can be mutually adsorbed.

8. The rotary lifting book shelf according to claim 7, further comprising an electric cabinet (3), wherein the electric cabinet (3) is mounted in the middle of the front portion of the limiting base (1), the electric cabinet (3) comprises a switching power supply, a power supply module and a control module, the switching power supply supplies power to the rotary lifting book shelf, the power supply module is connected with a power supply main switch through a circuit, and the control module is electrically connected with the power supply module; the control module is connected with a DS1302 clock circuit and a 24C02 circuit; the start button (31), the stop button (32) and the photoelectric sensor (146) are electrically connected with the control module, and the servo motor (121) and the air pump (141) are connected with the control module through a peripheral circuit.