CN106419251B - Folding pedal - Google Patents

Abstract

The invention discloses a folding footrest. The folding footrest includes a first frame, a second frame and a third frame. The rear part of the first frame is hinged with the lower part of the second frame. The second frame The lower part of the frame is provided with a lower beam for limiting the first frame to a horizontal position when the folding footrest is unfolded. The upper part of the second frame is hinged with the third frame. The third frame is hinged with the second frame. One end of the connection is provided with an upper beam for limiting the second frame to a vertical position when the folding footrest is unfolded; the first frame is provided with a footrest. The folding footrest provided by the invention is installed at the bottom of the table and is used for office workers to rest on a chair with their feet resting on the footrest, which facilitates the office worker to rest and improves the quality of rest and sleep. It is easy to unfold during use and has a stable structure; it is not used The folding footrest can be folded and stored under the table, taking up little space and having a simple appearance, making it convenient for people to continue using the work surface while working, and the cost is low.

Description

A folding pedal

Technical field

The invention relates to the technical field of office furniture, and in particular to a folding footrest.

Background technique

At present, due to the limited space in offices, office workers generally use the following methods to rest during lunch break: Method 1, lie down on the table to rest; Method 2, lie down directly on a chair to rest, with feet on the ground; Method 3, Place a non-hidden folding bed between desks; Method 4: Install a hidden folding bed directly in the locker of the desk; Method 5: Use an office chair with a footrest, and slide it through the footrest extension rod and footrest. The footrest can be stored under the office chair or the footrest can be pulled out for office workers to lie on the chair and rest. However, if you lie down on the table to rest, your head will press on your arms and your blood will not flow, and your legs will be pressed by your body, which will also cause blood circulation. After a long time, you will feel numb in your hands and feet, which is not good for office workers. Rest affects physical health and work efficiency; Method 2 puts both feet on the ground, and the height difference between the head, trunk, and feet is large, and the feet are bent, causing poor blood flow, thereby affecting the quality of rest; Methods 3 and 4 occupy a large area , the cost is high, the operation is cumbersome, and folding the non-hidden folding bed in the corner will also affect the office environment; the fifth method is an office chair with a footrest, but it is expensive, its structure is unstable, and the foot slide is in the foot It is easy to deform under the action of gravity and has a short service life.

Therefore, how to facilitate office workers to rest while having a stable structure, small space occupation, and low cost is a technical problem to be solved by the present invention.

Contents of the invention

The invention provides a folding footrest that can be fixedly installed on the bottom of furniture such as a desk, making it convenient for office workers to rest, having a stable structure, small space occupation, and low cost.

To achieve this goal, the present invention adopts the following technical solutions:

A folding footrest, the folding footrest includes a first frame, a second frame and a third frame, the rear part of the first frame is hinged with the lower part of the second frame, the lower part of the second frame is provided There is a lower beam used to limit the first frame to a horizontal position when the folding footrest is unfolded. The upper part of the second frame is hinged with the third frame. One end of the third frame is connected to the second frame. An upper crossbeam is provided for restricting the second frame to a vertical position when the folding footrest is unfolded; a footplate is provided on the first frame.

Wherein, the width of the first frame is smaller than the width of the second frame and smaller than the width of the third frame. When folded, the first frame is accommodated in the second frame, and the second frame accommodates Placed in a third frame; or the width of the first frame is greater than the width of the second frame, and when folded, the third frame is accommodated in the second frame, The second frame is accommodated in the first frame.

Among them, pins are used to pass through the through holes at the left and right ends of the lower part of the second frame and the through holes at the left and right ends of the rear part of the first frame, and circlips are provided at the ends of the pins, thereby realizing the connection between the first frame and the first frame. The hinge of the second frame;

Use pins to pass through the through holes at the left and right ends of the rear part of the third frame and the through holes at the left and right ends of the upper part of the second frame, and set circlips at the ends of the pins, thereby realizing the connection between the second frame and the second frame. Articulation of third frame.

Wherein, the upper beam and the lower beam are both square tubes.

Wherein, the third frame is provided with a plurality of round holes, and the third frame is fixedly connected to the bottom of the desktop through self-tapping screws passing through the round holes.

Wherein, the third frame is provided with a fixing member for fixing the first frame in a folded state.

Wherein, the front part of the third frame is provided with a U-shaped iron piece, the fixing part is set in the middle part of the U-shaped iron piece, and the fixing part is a magnet; the lower part of the first frame is provided with a The magnet is a flat iron piece matched with the magnet; the magnet is fixed to the middle part of the U-shaped iron piece through fastening screws.

Wherein, the second frame is provided with a tie rod.

Wherein, the pedal is a soft package, a small iron piece is welded to the left and right ends of the inner side of the rear part of the first frame, the small iron piece is provided with a countersunk hole, and the flat iron piece is provided with a number of countersunk holes. , the soft bag is fixedly connected to the pedal frame through a number of self-tapping screws.

Wherein, the pedal is an iron plate formed integrally with the pedal frame or iron bars arranged uniformly.

Compared with the prior art, the beneficial effects of the present invention are: the folding footrest provided by the invention is installed under the desktop through a third frame, the folding footrest is unfolded, and the second frame fixes and hangs the first frame , office workers can rest on the chair with their feet resting on the pedals of the first frame, which is convenient for office workers to rest and improves the quality of rest and sleep for office workers. It is easy to unfold when in use and has a stable structure; when not in use, the foldable footrests can , stored under the desktop, takes up little space and has a simple appearance, making it convenient for office workers to continue using the desk for work and at low cost.

Description of the drawings

Figure 1 is an exploded view of the folding pedal provided by the present invention.

Figure 2 is a schematic diagram of the connection between the pedal and the first frame in the folding pedal provided by the present invention.

Figure 3 is a schematic diagram of the connection between the first frame and the second frame in the folding pedal provided by the present invention.

Figure 4 is a schematic diagram of the connection between the second frame and the third frame in the folding pedal provided by the present invention.

Figure 5 is a schematic diagram of the folding footrest provided by the present invention fixedly installed under the desktop.

Figure 6 is a schematic diagram of the folding footrest provided by the present invention in a fully unfolded state.

Figure 7 is a schematic diagram of the folding footrest provided by the present invention in a semi-expanded state.

Fig. 8 is a schematic diagram of the folding footrest provided by the present invention in its folded and stored state.

Figure 9 is a schematic diagram of the first frame and the second frame of the folding pedal provided by the present invention being rotated and opened.

Figure 10 is a schematic diagram of the folding footrest provided by the present invention fully unfolded under the desktop.

Fig. 11 is a schematic diagram of the folding footrest provided by the present invention in a folded and stored state under the desktop.

In the picture: 1-first frame; 11-pedal; 12-flat iron piece; 13-small iron piece; 2-second frame; 21-lower beam; 22-tie rod; 3-third frame; 31-upper beam ; 32-U-shaped iron piece; 33-top rear end flat iron piece; 41-pin; 42-washer; 43-circlip; 5-self-tapping screw; 6-fastening screw; 7-magnet.

Detailed ways

In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be further described in detail below in conjunction with the accompanying drawings. Obviously, the described embodiments are only the embodiments of the present invention. Some examples, not all examples. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without making creative efforts fall within the scope of protection of the present invention.

The technical solution of the present invention will be further described below with reference to Figures 1 to 11 and through specific implementations.

Figure 1 is an exploded view of a folding footrest provided by the present invention. As shown in Figure 1, a folding footrest includes a first frame 1, a second frame 2 and a third frame 3. The rear part of the first frame 1 The lower part of the second frame 2 is hinged with the lower part of the second frame 2. The lower part of the second frame 2 is provided with a lower beam 21 for limiting the first frame 1 to a horizontal position when the folding footrest is unfolded. The second frame 2 The upper part is hinged with the third frame 3, and one end of the connection between the third frame 3 and the second frame 2 is provided with an upper beam 31 for limiting the second frame 2 to a vertical position when the folding pedal is unfolded; A pedal 11 is provided on the first frame 1 .

When the folding pedal is unfolded, due to the action of the upper beam 31, the third frame 3 and the second frame 2 form an L shape, the second frame 2 is in a vertical position, and the third frame is in a horizontal position; due to the action of the lower beam 21, the third frame 3 and the second frame 2 are in a horizontal position. The second frame 2 and the first frame 1 form an L shape, the second frame 2 is in a vertical position, and the first frame 1 is in a horizontal position. The third frame 3 is fixed under the desktop of the office desk. When people lie on the chair to rest, they unfold and fold the footrests and put their feet on the footrests 11 of the first frame 1 to reduce the height difference between the head, torso and feet, so that people can Being in a more comfortable position allows the blood in people's feet to flow smoothly and improves the quality of people's rest and sleep; when not resting, fold the folding pedal so that the entire folding pedal can be stored under the table. The structure is stable and the service life is long. It is long and takes up little space, making it convenient for staff to continue using their desks for work. Fixing members may also be provided on the third frame 3 to fix the first frame 1 .

Preferably, the width of the first frame 1 is smaller than the width of the second frame 2 and smaller than the width of the third frame 3. When folded, the first frame 1 is accommodated in the second frame 2, The second frame 2 is accommodated in the third frame 3; or the width of the first frame 1 is greater than the width of the second frame 2 and is greater than the width of the third frame 3. When folded, the third frame 3 The frame 3 is accommodated in the second frame 2 , and the second frame 2 is accommodated in the first frame 1 . In this way, the space occupied by the folded footrest can be further reduced. However, from a stress perspective, the product with a width of: the first frame 1 is smaller than the second frame 2 and the third frame 3 has better stress performance and a longer service life.

Among them, as shown in Figure 3, Figure 3 is a schematic diagram of the connection between the first frame and the second frame in the folding pedal provided by the present invention. Pins 41 are used to pass through the through holes at the left and right ends of the lower part of the second frame 2 and There are through holes at the left and right ends of the rear part of the first frame 1 , and retaining springs 43 are provided at the ends of the pins 41 , thereby realizing the hinge connection between the first frame 1 and the second frame 2 . As shown in Figure 4, Figure 4 is a schematic diagram of the connection between the second frame and the third frame in the folding pedal provided by the present invention. Pins 41 are used to pass through the through holes at the left and right ends of the rear part of the third frame 3 and connect to all the connections. The through holes at the left and right ends of the upper part of the second frame 2 are provided, and retaining springs 43 are provided at the ends of the pins 41, thereby realizing the hinge connection between the second frame 2 and the third frame 3. A retaining spring 43 is provided at the end of the pin 41 to prevent the pin 41 from falling off.

As a preferred embodiment, a washer 42 is also provided between the first frame 1 and the second frame 2, and between the second frame 2 and the first frame 1. Through the pin 41, the washer 42 and the retaining spring 43 The order when connecting the second frame 2 and the first frame 1 is: pin 41, washer 42, through hole at one end of the second frame 2, washer 42, through hole at one end of the first frame 1, circlip 43, which corresponds to The width is: the first frame 1 is smaller than the second frame 2 and the third frame 3 is smaller than the product. This sequence makes the product have better stress performance. The circlip 43 is used to fix the pin 41 to prevent the pin 41 from falling off, and the washer is used to The isolation between the second frame 2 and the first frame 1 reduces the friction between the second frame 2 and the first frame 1, plays a buffering role, and avoids damage caused by the friction between the second frame 2 and the first frame 1. Make noise. For a product whose width is: the first frame 1 is larger than the second frame 2 and is larger than the third frame 3, the order when the pin 41, the washer 42, and the circlip 43 connect the second frame 2 and the first frame 1 is: pin 41, washer 42, the through hole and gasket 42 at one end of the first frame 1, the through hole and circlip 43 at one end of the second frame 2. The user can also use multiple washers and/or multiple circlips as needed, which is not limited here; the user can also set the pin 41, the washer 42, and the circlip 43 in other order when connecting the second frame 2 and the first frame 1. Order. The sequence of connecting the third frame 3 and the second frame 2 through pins, washers, and circlips is also analogous, and will not be described again here.

Wherein, the upper crossbeam 31 and the lower crossbeam 21 are both square tubes, as shown in Figure 1-10. The upper crossbeam 31 and the lower crossbeam 21 can also be square columns, round tubes, cylinders, etc., but due to the stress and From the perspective of material saving, the square tube has a large force contact, which makes the product have a longer service life, saves materials, and makes the product lighter. Therefore, the square tube is used as an upper beam 31 and a lower beam 21 A preferred embodiment.

The third frame 3 is provided with a plurality of round holes, and the third frame 3 is fixedly connected to the bottom of the desktop through self-tapping screws 5 passing through the round holes. As shown in Figure 5, Figure 5 is a schematic diagram of the folding footrest provided by the present invention fixedly installed under the desktop.

The third frame 3 is provided with fixing members for fixing the first frame in the folded state. The front part of the third frame 3 is provided with a U-shaped iron sheet 32, and the fixing member is provided in the middle of the U-shaped iron sheet. The fixing member is a magnet 7; the lower part of the first frame 1 is provided with a The flat iron piece 12 matches the magnet 7; the magnet 7 is fixed to the middle part of the U-shaped iron piece 32 through the fastening screw 6. As shown in Figure 1, through the magnet 7 in the third frame 3 and The mutual adsorption force of the flat iron pieces 13 in the first frame 1 firmly fixes the first frame 1 in the folded state, which is simple and convenient. As another embodiment, fasteners can also be provided on the third frame 3, and accessories corresponding to the fasteners can be provided on the first frame 1. The folded first frame 1 can be fixed on the third frame 3 through the fasteners. The entire folding pedal is stored under the table. The user can also fix the folded first frame 1 on the third frame 3 through other methods, such as tying with a rope, or providing magnets on both the third frame 3 and the first frame 1 . The folding pedal provided by the present invention can be folded, saving space, and is beautiful and elegant. As shown in Figure 8, which is a schematic diagram of the folding and storage state of the folding pedal provided by the present invention, after folding, the fixing member on the third frame 3 is used. Fix the first frame 1 to prevent the first frame 1 from falling and hindering the work of the staff.

As a preferred embodiment, a circular hole is opened at the left and right ends of the U-shaped iron plate 32 of the third frame 3, and two circular holes are opened at the left and right ends of the flat iron plate 33 at the rear end of the top surface of the third frame 3. round hole, and then fix the third frame 3 under the desktop through automatic screws 5. The position and number of circular holes can also be set by the user and are not limited here.

Among them, the second frame 2 is provided with a pull rod 22, as shown in Figure 9. Figure 9 is a schematic diagram of the first frame and the second frame of the folding pedal provided by the present invention being rotated and opened. The pull rod 22 can be conveniently unfolded by the user. Folding pedals. As an embodiment, the tie rod 22 is a U-shaped round steel bar tie rod.

As an embodiment, the length of the second frame 2 is adjustable to adjust the height of the first frame 1 from the ground when the folding footrest is unfolded, so that the staff can adjust the height of the first frame according to the height of the chair. , improve staff comfort. Length adjustment can be realized according to existing technology and will not be described in detail here.

As an embodiment, the pedal 11 is a soft package, and a small iron piece 13 is welded to the left and right ends of the inner side of the rear part of the first frame 11. As shown in Figure 8, the small iron piece 13 is provided with a The flat iron sheet 12 is provided with a number of countersunk holes. The soft package 12 is fixedly connected to the first frame 11 through a number of self-tapping screws 5 passing through the countersunk holes. The flat iron sheet 12 is not only used for fixation. The pedal 11 is also used to combine with the magnet 7 in the third frame 3 to fix the first frame 1 when folded. As another embodiment, the pedal 11 is an iron plate or evenly arranged iron bars formed integrally with the first frame 1 , and the flat iron sheet 12 is integrated with the pedal 11 . Compared with iron plates or iron bars, soft bags are more comfortable.

The installation process of the folding pedal provided by the present invention, as shown in Figures 2 to 5, is generally as follows:

1. Fix the soft bag on the first frame, and use 4 self-tapping nails to connect the soft bag to the first frame, as shown in Figure 2, which is the connection between the middle pedal of the folding pedal provided by the present invention and the first frame. Schematic diagram; if the pedals and pedal frame are integrated, skip this step and proceed directly to step two.

2. Connect the first frame to the second frame; use 2 pins to connect the second frame to the pedal frame in series. The left and right ends between the second frame and the pedal frame are isolated with 2 washers and fixed with 1 circlip. , as shown in Figure 3, which is a schematic diagram of the connection between the first frame and the second frame in the folding pedal provided by the present invention.

3. Connect the second frame and the third frame; use 2 pins to connect the second frame and the third frame in series. Use 2 washers to isolate the left and right ends of the second frame and the third frame with 1 clamp. The spring is fixed; use 1 fastening screw to tighten the magnet to the third frame, as shown in Figure 4, which is a schematic diagram of the connection between the second frame and the third frame in the folding pedal provided by the present invention.

4. Complete the above steps to obtain the assembled product - the folding pedal, and then connect the folding pedal to the bottom of the desktop: Use 6 self-tapping screws to connect the folding pedal to the bottom of the desktop, as shown in Figure 5. Figure 5 is a diagram of the present invention The provided schematic diagram shows the folding footrest fixedly installed under the desktop.

It should be noted that for the convenience of users, steps one to four are completed in the factory, and step five is carried out in the office.

Through the above steps, the folding footrest is connected to the bottom of the desktop, as shown in Figure 10. Figure 10 is a schematic diagram of the folding footrest provided by the present invention fully deployed under the tabletop. Figure 6 is a schematic diagram of the folding footrest provided by the present invention in a fully unfolded state. Figure 7 is a schematic diagram of the foldable footrest provided by the present invention in a semi-expanded state. Figure 8 is a schematic diagram of the foldable footrest provided by the present invention in a folded and stored state. After the footrest is fixed under the tabletop, when it is in the folded and stored state, pull down the lever on the second frame, and the foldable footrest will be in a semi-expanded state. Continue to unfold the first frame, and you can get the full foldable footrest under the tabletop. Expanded state, as shown in Figure 10. When not in use, the foldable footrest can be folded and stored under the desktop, which does not affect the work of the office staff and allows the office staff to continue to use the desk, as shown in Figure 11. Figure 11 is a foldable footrest provided by the present invention that is folded under the desktop. Schematic diagram of the storage state.

In summary, the folding footrest provided by the present invention can be easily installed under the desktop; after installation, it can be folded and stored under the desktop when not in use, so that it does not occupy the position under the desktop, saves space, and is convenient for office workers to continue working; the product is unfolded and It is easy to store and fold, and simple to operate; when the product is unfolded and used, the structure has strong stability and the product appearance is simple; after the first frame and the second frame are rotated and opened, it is used for office workers to lie on the chair and rest, with their feet resting on the first frame. It is placed on the bag to facilitate office workers to rest, improve their rest and sleep quality, and is low cost.

The technical principles of the present invention are described above in conjunction with specific embodiments. These descriptions are only for explaining the principles of the present invention and cannot be construed as limiting the scope of the present invention in any way. What is shown in the drawings is only one embodiment of the present invention, and the actual structure is not limited thereto. Based on the explanations here, those skilled in the art can think of other specific embodiments of the present invention without any creative effort, and these methods will all fall within the protection scope of the present invention.

Claims (8)

1. A folding footrest, characterized in that it includes a first frame, a second frame and a third frame, the rear part of the first frame is hinged with the lower part of the second frame, and the lower part of the second frame A lower beam is provided for restricting the first frame to a horizontal position when the folding footrest is unfolded. The upper part of the second frame is hinged with the third frame. The connection between the third frame and the second frame is One end is provided with an upper beam for limiting the second frame to a vertical position when the folding footrest is unfolded; the first frame is provided with a footrest; Use pins to pass through the through holes at the left and right ends of the lower part of the second frame and the through holes at the left and right ends of the rear part of the first frame, and set circlips at the ends of the pins, thereby realizing the connection between the first frame and the first frame. Articulation of the second frame; Use pins to pass through the through holes at the left and right ends of the rear part of the third frame and the through holes at the left and right ends of the upper part of the second frame, and set circlips at the ends of the pins, thereby realizing the connection between the second frame and the second frame. Articulation of third frame; The width of the first frame is smaller than the width of the second frame and smaller than the width of the third frame. When folded, the first frame is accommodated in the second frame, and the second frame is accommodated in within the third frame; or the width of the first frame is greater than the width of the second frame, and when folded, the third frame is accommodated in the second frame, and the The second frame is accommodated in the first frame; The folding footrest is installed under the desktop through the third frame, and the folding footrest is unfolded. The second frame fixes and hangs the first frame, so that the office worker can rest his feet on the chair when lying on the chair. The first frame rests on top of the pedals. 2. The folding pedal according to claim 1, wherein the upper beam and the lower beam are both square tubes. 3. A folding footrest as claimed in claim 1, characterized in that the third frame is provided with a plurality of round holes, and the third frame is fixedly connected to the bottom of the desktop through self-tapping screws passing through the round holes. . 4. The folding pedal according to claim 1, wherein the third frame is provided with a fixing member for fixing the first frame in a folded state. 5. A folding pedal as claimed in claim 4, characterized in that a U-shaped iron piece is provided at the front of the third frame, and the fixing member is provided in the middle of the U-shaped iron piece, so The fixing member is a magnet; the lower part of the first frame is provided with a flat iron piece that matches the magnet; the magnet is fixed to the middle part of the U-shaped iron piece through fastening screws. 6. A folding pedal as claimed in claim 1, wherein the second frame is provided with a tie rod. 7. A folding pedal according to claim 5, characterized in that the pedal is a soft package, and a small iron piece is welded to the left and right ends of the inner side of the rear part of the first frame. The iron sheet is provided with counterbore holes, and the flat iron sheet is provided with several counterbore holes. The soft package is fixedly connected to the first frame through a plurality of self-tapping screws. 8. The folding pedal according to claim 1, wherein the pedal is an iron plate integrally formed with the first frame or evenly arranged iron bars.