CN204245688U - A kind of collapsible single bed backrest - Google Patents

Abstract

The utility model relates to a backrest of a foldable single bed, which is characterized in that it comprises a backrest frame, a first support rod capable of controlling the inclination angle of the backrest frame, an upright frame, a support rod fixing device, and a device capable of controlling the inclination angle of the upright frame. The second support rod and the third support rod supporting the upright frame are characterized in that: the second support rod connects the third support rod and the upright frame, and the backrest frame is connected with the upright frame through the first support rod; the support rod fixing device is located at The vertical frame is connected with the first support rod and the second support rod respectively. The advantage is that placing the backrest of the bed on the bed can provide stable leaning, and the angle can be adjusted to suit the needs of different groups of people. When not in use, the backrest can be directly slid along the back to stand up, saving space.

Description

Backrest of a foldable single bed

technical field

The utility model relates to a foldable single bed backrest, specifically a bed backrest which can be opened for people to lean on when in use, can be folded up when not in use, and does not occupy the use space of the bed.

Background technique

Beds are indispensable to people's lives, and their main purpose is to rest. With the improvement of people's living standards, beds of various materials and styles have been designed, but they are mainly in pursuit of updates in appearance and comfort. The living conditions of many people are limited, and the quality of the beds is not so high. Most of them are simple single beds, especially in the staff and student dormitories, which do not provide bed backs.

Simultaneously, along with the raising of people's living standard, need to improve the comfort level of bed, make it better for people to have a rest.

Contents of the invention

The purpose of the utility model is to overcome the shortage of people's living conditions and provide a foldable single bed backrest. When in use, it can be opened for people to lean on, and when not in use, it can be folded up, without occupying the use space of the bed.

In order to solve the above technical problems, the utility model is achieved through the following technical solutions: a foldable single bed backrest, which is characterized in that it includes a backrest frame, a first support rod that can control the inclination angle of the backrest frame, and an upright frame , a support rod fixing device, a second support rod capable of controlling the inclination angle of the upright frame, and a third support rod supporting the upright frame, characterized in that: the second support rod connects the third support rod and the upright frame, and the back rest frame passes through the first The support rod is connected with the upright frame; the support rod fixing device is located in the upright frame and connected with the first support rod and the second support rod respectively.

For the aforementioned backrest of a foldable single bed, a number of holes are evenly provided on the first support bar and the second support bar, and at least two protrusions are provided on the support frame fixing device, and the holes and the second support bar are provided with at least two protrusions. The protrusions engage with each other to achieve fixing.

In the aforementioned foldable single bed backrest, the inclination angles of the upright frame and the backrest frame are adjusted by adjusting the position of the hole and the protrusion.

The backrest of the aforementioned foldable single bed is made of wood with a thickness of 2-4cm.

The backrest of the aforementioned foldable single bed, the upright frame is made of wood, and the thickness is 2~4cm.

For the backrest of the aforementioned foldable single bed, the first support rod that can control the inclination angle of the backrest frame, the support rod fixing device, the second support rod that can control the inclination angle of the upright frame, and the third support rod that supports the upright frame Made of steel.

The backrest of the aforesaid foldable single bed is provided with two slideways on the rear side of the backrest frame; the pulleys are fixed on the top of the upright frame.

The utility model comprises an upright frame, a backrest frame, a support rod, and a support rod capable of controlling the inclination angle of the backrest frame and the upright frame. Typically, the uprights are set up vertically. The upright frame provides vertical support, and the second support bar and the second support bar can make the upright frame stand upright so that it can be placed stably and firmly without shaking and provide stable support. A slideway is installed on the back (i.e., the rear side) of the backrest, so that it can move upwards along the upright frame, and the first support bar that can control the angle of the backrest is installed on the upright frame, and the inclination angle of the backrest can be adjusted .

The advantage is that placing the backrest of the bed on the bed can provide stable leaning, and the angle can be adjusted to suit the needs of different groups of people. When not in use, the backrest can be directly slid along the back to stand up, saving space.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a schematic diagram of the slideway behind the back rest frame of the present invention.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described:

As shown in Figure 1, the utility model includes a backrest frame 1, a first support rod 2 that can control the inclination angle of the backrest frame, an upright frame 3, a support rod fixing device 4, and a second support rod that can control the inclination angle of the upright frame 5, the third support bar 6 supporting the upright frame, several parts of the pulley 7. The third support rod 6 supporting the upright frame is placed horizontally, and the upright frame 3 is placed vertically. Through the second support bar 5 that can control the inclination angle of the upright frame and the second support bar 6 that supports the upright frame, the upright frame 3 is connected to form a whole, forming a geometrically invariant system, which has a stable structure and can control the upright frame The second support rod 5 of the inclination angle can be adjusted to change the angle formed by the upright frame 3 and the vertical direction. The back frame 1 is connected with the upright frame 3 through the first support rod 2 which can control the inclination angle of the back frame. The inclination angle of the upright frame 3 can also be controlled by the first support rod 2 which can control the angle of the backrest, so that the inclination angle of the upright frame 3 can be adjusted according to the needs of different people.

As shown in Figure 2, slideway 8 is installed on the back of the backrest frame 1 of the utility model, and the support bar 2 that can control the backrest frame angle is released when not in use, and the backrest frame 1 can move upwards by pulley 7, thereby folding up.

The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model The new model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (7)

1. A foldable single bed backrest is characterized in that it comprises a backrest frame, a first support rod that can control the inclination angle of the backrest frame, an upright frame, a support rod fixing device, and a second support rod that can control the inclination angle of the upright frame. The support rod and the third support rod supporting the upright frame are characterized in that: the second support rod connects the third support rod and the upright frame, and the backrest frame is connected with the upright frame through the first support rod; the support rod fixing device is located on the upright frame and connected with the first support rod and the second support rod respectively. 2. The backrest of a foldable single bed according to claim 1, characterized in that: the first support bar and the second support bar are evenly provided with a number of holes, and the support frame fixing device is provided with There are at least two protrusions, and the holes and the protrusions are engaged with each other to achieve fixation. 3. The backrest of a foldable single bed according to claim 2, wherein the inclination angle of the upright frame and the backrest frame is adjusted by adjusting the positions of the hole and the protrusion. 4. A foldable single bed backrest according to claim 1, characterized in that: The back frame is made of wood with a thickness of 2~4cm. 5. A foldable single bed backrest according to claim 1, characterized in that: The upright frame is made of wood with a thickness of 2-4cm. 6. A foldable single bed backrest according to claim 1, characterized in that: The first support bar that can control the inclination angle of the backrest, the support bar fixing device, the second support bar that can control the inclination angle of the upright frame, and the third support bar that supports the upright frame are all made of steel. 7. The backrest of a foldable single bed according to any one of claims 1-6, characterized in that: the rear side of the backrest frame is provided with two slideways; the pulley is fixed on the top of the upright frame; inside the road.