CN103653837B - A kind of bookcase of motorized adjustment height - Google Patents

Abstract

The invention discloses an electric height-adjustable bookcase, which comprises a bookcase assembly and a transmission assembly, the transmission assembly is located at the rear side of the bookcase assembly; the bookcase assembly includes a top plate, a bottom plate, double guide column plates and double guide sleeves inserted together The boards are integrated through guide posts and guide sleeves. Nuts are fixed on the rear side of the top board, double guide post board and double guide sleeve board; the transmission assembly includes a transmission box, and a motor and a wire The rod is driven by the motor to rotate the screw, and then the height of each plate is adjusted through the principle of the screw nut. The present invention has simple structure and reasonable design, and the purpose of raising or lowering the height of the bookcase is realized by driving the screw rod to rotate through the motor and utilizing the principle of the screw nut.

Description

Bookcase with electric height adjustment

Technical field:

The invention mainly relates to the field of study furniture, in particular to a bookcase with electric height adjustment.

Background technique:

Books are the ladder of human progress, and bookcases are one of the main furniture in study furniture, that is, cabinets specially used to store books, newspapers, magazines and other books. Many consumers are always forgetting and throwing books around, making the living room a mess. And at this time, if there is a bookcase, organize all the books in the bookcase, so that the living room becomes clean and clear at once. Household bookcases are indispensable study furniture in every household. The bookcase is a symbol of culture and civilization, and it is also a manifestation of people's desire for knowledge.

Due to the huge market demand, the styles of bookcases are very different at this stage. There are many styles of home bookcases, such as American style, European style, Korean style, French style, Mediterranean style, etc. The size and shape of home bookcases in various styles are different. Different, enriching people's daily reading and home life.

Although in order to meet people's different individual needs, there are various types and styles of bookcases on the market, and among them, home bookcases are in different styles, which makes people dazzled. However, the overall structure of the bookcase is basically unchanged, and certain rules are basically followed in the selection method.

At this stage, when people buy bookcases, since the structure and size of the bookcase cannot be changed once they are determined, people will consider the height of the bookcase and the internal size of the bookcase.

First of all, the height of the bookcase should be based on the principle that the top of the bookcase is as high as an adult can reach for the books on the top shelf. If it is too high, it will easily cause safety hazards if the books fall down and it is inconvenient to take books. Second, it will affect the center of gravity of the bookcase. , causing the bookcase to be placed unstable, causing a safety hazard and also affecting the stability of the bookcase.

Secondly, the depth of the bookcase. The main purpose of the bookshelf is to collect and store books, so the depth of the bookcase can be based on the current general book specifications. The height of the partitions is also designed according to the actual specifications of the books at home. Generally, the height of the partition of the bookcase is designed according to the size standard of 16 books, and the height of the shelf is between 280mm~300mm. The height of the partition is designed based on the standard of 32 books, and the height of the shelf is between 240mm~260mm . The size of some relatively large books that are not commonly used is usually above 300mm~400mm, and the height of the laminate can be set between 320mm~420mm.

Using the current general bookcase and under the condition of the same number of floors, if a larger partition height is used, the overall height of the bookcase may be too large, which will bring inconvenience to the user to take the books on the higher layer; The overall height is more appropriate, but it may cause the height of the partition to be limited, which will cause the trouble that some books or items cannot be placed in the bookcase. In addition, there are many situations, because the size of the bookcase cannot be changed, which will bring more inconvenience and regret to the user.

Invention content:

The object of the present invention is to provide a bookcase with electric height adjustment in order to make up for the defects of the prior art, which has simple structure, low cost, and is convenient to use, and the height can be adjusted arbitrarily.

The present invention is achieved through the following technical solutions:

An electric height-adjustable bookcase is characterized in that it includes a bookcase assembly and a transmission assembly, and the transmission assembly is located at the rear side of the bookcase assembly.

The bookcase assembly includes a top plate and a bottom plate. Guide sleeves are provided on both sides of the top surface of the bottom plate, and guide posts that match the positions of the guide sleeves are provided on both sides of the bottom surface of the top plate. Multiple sets of bookshelves are inserted between the bottom plate and the top plate. unit; each group of bookshelf units includes a double guide post plate and a double guide sleeve plate that are plugged in as one. There are guide bushes on both sides respectively, the guide posts on the top surface of the double guide post plate are inserted into the guide bushes on the bottom surface of the double guide post plate, and the guide posts on the bottom surface of the double guide post plate are inserted into the double guide bushes in the base plate or the corresponding bookshelf unit Among the guide sleeves on the top surface of the board, the guide sleeves on the top surface of the double guide sleeve board are inserted into the guide posts on the bottom surface of the double guide post board in the top board or the corresponding bookshelf unit; the top board, the double guide post board and the double guide sleeve board Nuts corresponding to positions are respectively fixedly installed on the rear side.

The transmission assembly includes a transmission box, and a longitudinal screw rod is installed in the transmission box, and the screw rod is sequentially screwed on the nuts on the back side of the top plate, the double guide post plate and the double guide sleeve plate; the motor is installed on the top of the transmission box, The output shaft of the motor is connected in transmission with the screw rod.

An electric height-adjustable bookcase is characterized in that the output shaft of the motor is connected to the screw rod through a universal coupling.

An electric height-adjustable bookcase is characterized in that: an electric box for controlling a motor is installed on the transmission box, and a switch, a start button and an emergency stop button are arranged on the electric box.

The present invention adjusts the height of the partitions of each layer arbitrarily, so that the partitions can have a larger height when needed to store books or articles with larger heights; The overall height has been reduced, allowing for easier access to books on the top shelf or for easy cleanup, and providing more stability in the center of the bookcase.

The present invention can adjust the use size of the bookcase according to people's actual needs at any time, and has the characteristics of convenience and practicality. To further optimize the scheme, in order to ensure that the patent of the present invention can be carried and used more conveniently, the patent of the present invention can be equipped with a mobile roller device with a fixing device on the four corners of the underside of the bottom plate and the bottom surface of the transmission box. The present invention can make the carrying or moving of the bookcase more convenient and easy, but the appearance may make people think that the patent of the present invention is a kind of temporary furniture, which will reduce the sense of stability that the furniture should bring to people.

The patent of this invention adopts a simple and reliable structure, which can adjust the use size of the bookcase according to the actual needs of people at any time, and does not need to disassemble and assemble any part when adjusting the height of the partition, only need to press the switch to start the stepping motor, The screw drive assembly can be started to work, driving each layer of partitions to move up and down, so as to achieve the purpose of adjusting the use height, which has the characteristics of convenience and practicality. The invention patent can make both the overall height of the bookcase and the height of the partitions meet people's ever-changing actual needs, and obtain the best results. The invention patent can become a good helper for people to live at home, read and store, so that people can better enjoy the beauty of home reading life.

The patented invention has the advantages of simple structure, convenient use and reliable operation, and has good market promotion value. The purpose of arbitrarily adjusting the height of the bookcase is achieved by using a relatively simple structure. The adjustment process is simple and easy, so that the storage space can be continuously changed according to actual needs, which provides convenience for people's lives.

The advantages of the present invention are:

The present invention has simple structure and reasonable design, and the purpose of raising or lowering the height of the bookcase is realized by driving the screw rod to rotate through the motor and utilizing the principle of the screw nut.

Description of drawings:

Fig. 1 is a structural schematic diagram of the present invention.

Fig. 2 is a front view of the present invention.

Figure 3 is a side view of the present invention.

detailed description:

See attached picture.

An electric height-adjustable bookcase includes a bookcase assembly and a transmission assembly, and the transmission assembly is located at the rear side of the bookcase assembly.

The bookcase assembly includes a top plate 4 and a bottom plate 1. Guide sleeves are provided on both sides of the top surface of the bottom plate 1, and guide posts that match the positions of the guide sleeves are provided on both sides of the bottom surface of the top plate 4. Between the bottom plate 1 and the top plate 4 Multiple sets of bookshelf units are plugged in; each set of bookshelf units includes a double guide post plate 2 and a double guide sleeve plate 3 that are plugged in as one. Both sides of the top surface and the bottom surface of the guide sleeve plate 3 are respectively provided with guide sleeves, the guide posts on the top surface of the double guide post plate 2 are inserted into the guide sleeves on the bottom surface of the double guide sleeve plate 3, and the guide posts on the bottom surface of the double guide post plate 2 The column is inserted into the guide sleeve of the bottom plate 1, and the guide sleeve on the top surface of the double guide sleeve plate 3 is inserted into the guide post of the top plate 4. The rear sides of the top plate 4 , the double guide post plate 2 and the double guide sleeve plate 3 are respectively fixed with corresponding nuts 5 .

The transmission assembly includes a transmission box 7, and a longitudinal screw 6 is installed in the transmission box 7, and the screw 6 is screwed on the nut 5 on the rear side of the top plate 4, the double guide post plate 2 and the double guide sleeve plate 3 in turn. A motor 8 is installed on the top of the transmission box 7, and the output shaft of the motor 8 is connected to the screw mandrel 6 in transmission.

The output shaft of the motor 8 is connected to the screw mandrel 6 through a universal coupling.

An electric box 9 for controlling the motor 8 is installed on the transmission box 7 , and the electric box 9 is provided with a switch 10 , a start button 11 and an emergency stop button 12 .

Motor 8 is a stepper motor.

The bookcase is divided into two parts: the adjustable bookcase assembly and the transmission assembly. The transmission assembly is installed at the rear of the adjustable bookcase assembly, and the bottom of the transmission box 7 is fixedly connected to the base plate 1 for assembly. Screw mandrel 6 is installed in the inside of transmission box 7, and the two ends of screw mandrel 6 are fixed with bearing seat. The motor 8 is installed above the top of the transmission case 7, and the rotating shaft of the motor 8 and the upper end of the screw mandrel 6 are connected to each other by a universal joint. The book cabinet installs an electrical box 9 in the middle of the outside of the transmission box 7 side, the control circuit of the transmission assembly is installed in the inside of the electrical box 9, and a switch 10, a start button 11 and an emergency stop button 12 are installed on the electrical box 9, and the switch 10 Used to control the working state of the transmission assembly, the start button 11 is used to connect the power supply, and the emergency stop button 12 is used to disconnect the power supply. The book cabinet is powered by household 220V AC.

In the book cabinet, the bottom plate 1 is used as the base, and the guide posts on both sides of the bottom of the double guide post plate 2 are inserted into the guide sleeve cavities on both sides of the bottom plate 1. A nut 5 is fixedly installed in the middle part of the rear side, and the nut 5 is screwed on the screw mandrel 6 . Then, the guide sleeves on both sides of the bottom surface of the double guide sleeve plate 3 are placed on the guide posts on both sides of the top surface of the double guide post plate 2, and according to the height of the partition required by the interlayer, in the middle part of the rear side of the double guide sleeve plate 3 The nut 5 is fixedly installed, and the nut 5 is connected and installed on the screw mandrel 6 . Finally, insert the guide posts on both sides of the bottom surface of the top plate 4 into the guide sleeve cavities on both sides of the top surface of the double guide sleeve plate 3, and fix the mounting nut 5 in the middle of the rear side of the top plate 4 according to the height of the partition plate required by the interlayer. The nut 5 is connected and installed on the screw mandrel 6 .

In the patent of the present invention, the base plate 1 is used as the base, and the top plate 4 is used as the top plate. To increase the number of interlayers of the bookcase, it is necessary to increase the number of double guide post plates 2 and double guide sleeve plates 3 in pairs in the middle part of the patent of the present invention.

When people need to adjust the height of the bookcase, first press the start button 11 to switch on the power supply, so that the motor 8 is powered. Then, people toggle the switch 10 upwards to make the motor 8 start to work, and the motor 8 drives the screw rod 6 to start to rotate, and the nut 5 installed on the screw rod 6 is gradually moved upwards through the work of the screw assembly, so that the overall height of the bookcase and the height of each partition is increased. When the partition height reached people's desired requirement, people dialed back the switch 10 to the initial position, the motor 8 stopped working, the position of each partition was fixed, and the emergency stop button 12 was pressed to disconnect the power supply. The above steps are a complete partition height adjustment process. Under the same principle, people only need to press the start button 11 and then toggle the switch 10 downward to make the motor 8 work in reverse, so that the overall height of the bookcase and the height of each partition can be reduced.

Since the height of the partitions of each layer in the patented bookcase of the present invention can be adjusted arbitrarily, and the adjustment process is relatively easy and convenient, the height of the partitions in the patented bookcase of the present invention can be changed at any time according to people's actual needs, so that the patent of the present invention can be used in the entire bookcase. Both the height and the height of the partitions meet people's ever-changing practical needs and obtain the best results.

In order to ensure that the patent of the present invention has better stability and reliability, the cross-sections of the guide sleeves or guide posts on each guide sleeve plate and guide post plate in the patent of the present invention are rectangular. Each part of the bookcase assembly in the patent of the present invention can be formed by pressing various metal plates, and has good strength and hardness.

Claims (1)

1. a bookcase for motorized adjustment height, is characterized in that: include bookcase assembly and transmission component, and transmission component is positioned at the rear side of bookcase assembly;

Bookcase assembly includes top board and base plate, and described plate top surface both sides are provided with guide pin bushing, and both sides, described top board bottom surface are provided with the guide pillar coordinated with guide pin bushing position, be fitted with and organize shelving unit more between described base plate and top board; Often organize shelving unit and include the two guide pillar plate and pair guide pin bushing plate that plug-in mounting is integrated, the both sides of two guide pillar plate top surface and bottom surface are respectively equipped with guide pillar, two end face of guide pin bushing plate and the both sides of bottom surface are respectively equipped with guide pin bushing, the guide pillar of two guide pillar plate top surface is inserted in the guide pin bushing of two guide pin bushing plate bottom surface, the guide pillar of two guide pillar plate bottom surface is inserted in the guide pin bushing of two guide pin bushing plate top surface in base plate or corresponding shelving unit, and the guide pin bushing of two guide pin bushing plate top surface is inserted on the guide pillar of two guide pillar plate bottom surface in top board or corresponding shelving unit; The rear side of described top board, two guide pillar plate and two guide pin bushing plate is installed with nut corresponding to position respectively;

Transmission component includes transmission case, is rotatablely equipped with longitudinal screw mandrel in transmission case, and described screw mandrel is successively on the nut of spinning on rear side of top board, two guide pillar plate and two guide pin bushing plate; Transmission case top is provided with motor, is in transmission connection between the output shaft of motor and screw mandrel;

Be in transmission connection by Hooks coupling universal coupling between the output shaft of described motor and screw mandrel;

Described transmission case is provided with the electric box controlling motor, electric box is provided with switch, start button and scram button.