CN218626086U

CN218626086U - Folding support

Info

Publication number: CN218626086U
Application number: CN202222240855.4U
Authority: CN
Inventors: 秦志家
Original assignee: Guangdong Yinuo Communication Co Ltd
Current assignee: Guangdong Yinuo Communication Co Ltd
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2023-03-14
Anticipated expiration: 2032-08-24

Abstract

The utility model relates to a folding support. Folding support, include: the support device comprises a base rod, a first support rod, a second support rod, a third support rod, a fourth support rod, a first telescopic rod, a second telescopic rod, a third telescopic rod, a fourth telescopic rod and a fifth telescopic rod; the base rod is connected with the first supporting rod through a second telescopic rod, the first supporting rod is connected with the second supporting rod through a third telescopic rod, the second supporting rod is connected with the third supporting rod through a fourth telescopic rod, and the third supporting rod is connected with the fourth supporting rod through a fifth telescopic rod. The utility model provides a folding support, it can adjust use angle, height and width, is applicable to current various electronic equipment and uses to it is collapsible, small, portable.

Description

Folding support

Technical Field

The utility model relates to a support especially relates to a folding support.

Background

With the development of society, digital products such as mobile phones, tablet computers, electronic readers and the like play more and more important roles in the life of people, and the time for people to use the digital products in daily life is increasing. When the digital product is used for working, reading videos and reading books by being held by hands for a long time, the hands of a user are inevitably exhausted and ache, and cervical spondylosis, eyestrain, visual deterioration and other hazards can be caused due to incorrect posture of holding and using the digital product.

In order to solve the problems, mobile phone support products have come along, and have been developed vigorously in recent years, and become necessary articles for people to live at home and travel.

A handset support as disclosed in CN211296760U, comprising: the bracket body is of a cuboid structure; the pair of concave curved surface limiting structures are respectively arranged on the upper side edge and the lower side edge of the bracket body; the fixing structure is movably connected to the back of the bracket body to fix the bracket body. Most of the support products appearing initially are simple in structure, can solve the problems that a common mobile phone support is complex in structure or not easy to carry and the like, but can only be fixed at a certain angle and used at a certain height, and cannot be adjusted according to specific use environments.

Further improvements have been made, for example, a foldable mobile phone support convenient to fix disclosed in patent CN 216599707U includes a foldable support and a fixing base. Collapsible support top swing joint has cell-phone fixture, cell-phone fixture includes clamping part and lower clamping part, it all is equipped with the plane that is used for placing the cell-phone to go up clamping part and lower clamping part, it all is equipped with the arch that is used for centre gripping cell-phone to go up clamping part top and lower clamping part bottom, and protruding and plane lie in same one side, it runs through the hole to be equipped with on the arch of lower clamping part bottom, it is elastic connection to go up between clamping part and the lower clamping part, lower clamping part swing joint is at collapsible support top. The fixing base comprises an upper plate and a lower plate, the upper plate and the lower plate are connected in a rotating mode through damping, a protruding sliding groove is formed in the top surface of the upper plate, a sliding block is movably connected to the bottom of the foldable support, the sliding block is connected to the sliding groove in a sliding mode, the sliding block and the sliding groove can be fixed through bolts, four telescopic supporting legs are connected to the lower plate in a rotating mode, and the telescopic supporting legs are fixed to the tail ends of the telescopic supporting legs. Although the technical problems that the simple mobile phone support can only be fixed at a certain angle and height for use and cannot be adjusted according to a specific use environment are solved, the structure of the mobile phone support becomes complex, the loss of some joint structures is easy, and the storage volume is increased due to the complex structure. In addition, most of the existing digital product supports are designed for mobile phones, and in the case of using large portable digital products such as tablet computers and electronic readers (e.g., kindle), the small support designed for mobile phones is difficult to be applied to the use of large-size digital products.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model provides a folding support, it can adjust use angle, height and width, is applicable to electronic equipment such as cell-phone, panel computer and electronic reader and uses to collapsible, small, portable.

A folding bracket comprises a base rod, a first supporting rod, a second supporting rod, a third supporting rod, a fourth supporting rod, a first telescopic rod, a second telescopic rod, a third telescopic rod, a fourth telescopic rod and a fifth telescopic rod;

the number of the base rod, the first supporting rod, the second supporting rod, the third supporting rod and the fourth supporting rod is two;

the two base rods are arranged in parallel, and two ends in the length direction are respectively sleeved on the first telescopic rod and the second telescopic rod;

the two first supporting rods are arranged in parallel, two ends in the length direction are respectively sleeved on the second telescopic rod and the third telescopic rod and are positioned between the two base rods, and the second telescopic rod can be used as a rotating shaft to rotate relative to the base rods;

the two second support rods are arranged in parallel, two ends in the length direction are respectively sleeved on the third telescopic rod and the fourth telescopic rod, are positioned between the two first support rods, and can rotate relative to the first support rods by taking the third telescopic rod as a rotating shaft;

the two third support rods are arranged in parallel, two ends in the length direction are respectively sleeved on the fourth telescopic rod and the fifth telescopic rod and are positioned between the two second support rods, and the fourth telescopic rod can serve as a rotating shaft to rotate relative to the second support rods;

two fourth bracing pieces parallel arrangement, length direction's one end cover is located telescopic link five, is located between two third bracing pieces to can telescopic link five be the rotation axis with the third bracing piece rotates relatively.

The second telescopic rod is parallel to the first telescopic rod, the third telescopic rod is parallel to the second telescopic rod, the fourth telescopic rod is parallel to the third telescopic rod, and the fifth telescopic rod is parallel to the fourth telescopic rod.

The utility model provides a pair of support can adjust the angle and the height that realize the support through the rotation angle of adjusting each layer bracing piece, adjusts second bracing piece, third bracing piece and fourth bracing piece and forms U type recess for the required electronic equipment who supports of holding. In addition, the telescopic rod arranged between the base rod and the supporting rod can be adjusted to change the width of the bracket, so that the bracket is suitable for electronic equipment with various sizes. After the use, can fold and accomodate, have small, portable characteristics.

Further, the length of base pole, first bracing piece, second bracing piece, third bracing piece and fourth bracing piece diminishes in proper order. When the first support rod rotates to form an included angle of 0 degree with the base rod, the first support rod is located on the inner side of the base rod; the second support rod rotates to form an included angle of 0 degree with the first support rod, and the two layers of supports are positioned on the inner side of the first support rod; the third supporting rod rotates to form an included angle of 0 degree with the second supporting rod, and the third supporting rod is positioned on the inner side of the second supporting rod; the fourth supporting rod rotates to an included angle of 0 degree with the third supporting rod, and the fourth supporting rod is located on the inner side of the third supporting rod. After folding, the first support rod, the second support rod, the third support rod and the fourth support rod can be completely folded at the inner side of the base rod.

And the six telescopic rods are parallel to the five telescopic rods, are arranged between the two fourth support rods and are positioned at one ends, far away from the five telescopic rods, of the fourth support rods in the length direction.

Furthermore, the number of the telescopic joints of the first telescopic rod, the second telescopic rod, the third telescopic rod, the fourth telescopic rod and the fifth telescopic rod is the same. The width of each layer can be synchronously adjusted by the same number of telescopic joints.

Furthermore, the number of the telescopic joints is 2-5. Too much expansion joint may deteriorate the overall stability of the stent.

Further, the number of telescopic links is 3 sections.

The inner side of the end part of the base rod connected with the second telescopic rod, the inner side of the end part of the first support rod connected with the third telescopic rod, the inner side of the end part of the second support rod connected with the fourth telescopic rod and the inner side of the end part of the third support rod connected with the fifth telescopic rod are all provided with accommodating grooves, and the rotary limiting mechanisms are arranged in the accommodating grooves; the rotation limiting mechanism comprises a ratchet wheel, a pawl, a jacking spring, a first baffle and a second baffle; the ratchet wheel is respectively fixed on the outer sides of the first support rod, the second support rod, the third support rod and the fourth support rod and is correspondingly sleeved on the second telescopic rod, the third telescopic rod, the fourth telescopic rod and the fifth telescopic rod; the first baffle and the second baffle are fixed on the inner wall of the containing tank in parallel, and a pawl containing cavity is formed by the first baffle, the second baffle and the inner wall of the containing tank; the pawl is arranged in the pawl accommodating cavity, and the jacking spring abuts against the space between the pawl and the inner wall of the accommodating groove; the pawl teeth of the pawl tail engage the ratchet teeth on the ratchet wheel and limit the ratchet wheel to rotate in only one direction.

The limitation that the ratchet wheel can only rotate in a single direction means that the ratchet wheel can only rotate clockwise or anticlockwise, the first support rod, the second support rod, the third support rod and the fourth support rod can be rotated and adjusted in the rotating direction when the ratchet wheel needs to be opened, and the rotation of the first support rod, the second support rod, the third support rod and the fourth support rod in the opposite direction is limited by the pawl when the ratchet wheel needs to be opened, so that the height of the folding device can be stably maintained when the folding device is directly supported, and the height of the folding device cannot be gradually reduced under the action of gravity. When the foldable support is used, the width of the foldable support is adjusted to the required width by adjusting the telescopic rod, the height and the angle of the first supporting rod, the second supporting rod, the third supporting rod and the fourth supporting rod are adjusted along the rotatable direction, and the height and the angle of the foldable support are adjusted to the required height and angle.

Further, the number of the claw teeth at the tail part of the pawl is not less than two. A plurality of claw teeth can more stably restrict the anticlockwise rotation of the ratchet wheel, and the use stability is improved.

Furthermore, the bottom of the base rod is provided with an anti-skid layer. Preventing the bracket from sliding when in use.

For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic structural diagram of the folded stent provided in embodiment 1 after being unfolded.

Fig. 2 is a bottom view of the folding bracket provided in embodiment 1 after being folded and stored.

Fig. 3 is a schematic structural view of the folding bracket provided in embodiment 1 after being folded and stored.

Fig. 4 is a cross-sectional view taken at a in fig. 1.

Fig. 5 is an enlarged schematic view of the structure at B in fig. 4.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the directions or positional relationships indicated as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but not for indication or suggestion that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Example 1

The present embodiments provide a folding stand.

Referring to fig. 1 to 3, a folding bracket 100 includes a base rod 110, a first support rod 121, a second support rod 122, a third support rod 123, a fourth support rod 124, a first expansion rod 131, a second expansion rod 132, a third expansion rod 133, a fourth expansion rod 134, a fifth expansion rod 135, a sixth expansion rod 136, and a plurality of rotation limiting mechanisms 140.

The lengths of the base rod 110, the first supporting rod 121, the second supporting rod 122, the third supporting rod 123 and the fourth supporting rod 124 are decreased progressively in sequence.

The base rod 110, the support rod and the telescopic rod can be made of hard materials such as iron, aluminum alloy, carbon fiber and titanium alloy.

Referring to fig. 1, the number of the base rod 110, the first support rod 121, the second support rod 122, the third support rod 123 and the fourth support rod 124 is two. The telescopic joints of the first telescopic rod 131, the second telescopic rod 132, the third telescopic rod 133, the fourth telescopic rod 134, the fifth telescopic rod 135 and the sixth telescopic rod 136 are three sections, and other sections can be set according to actual needs in other embodiments.

Referring to fig. 2, the bottom of the base rod 110 is provided with an anti-slip layer 111, and the anti-slip layer 111 may be made of rubber, silica gel, or non-adhesive material.

Referring to fig. 1 to 3, the base rods 110 are arranged in parallel with one side provided with the anti-slip layer facing downward, the two base rods 110 are arranged in parallel, and two ends in the length direction are respectively sleeved on the first telescopic rod 131 and the second telescopic rod 132.

The two first support rods 121 are arranged in parallel, two ends of the length direction are respectively sleeved on the second telescopic rod 132 and the third telescopic rod 133, the two first support rods are located between the two base rods 110, and the second telescopic rod 132 can be used as a rotating shaft to rotate relative to the base rods 110.

The two second support rods 122 are arranged in parallel, and two ends of the length direction are respectively sleeved on the three telescopic rods 133 and the four telescopic rods 134, are located between the two first support rods 121, and can rotate relative to the first support rods 121 by using the three telescopic rods 133 as a rotation axis.

The two third support rods 123 are arranged in parallel, two ends of the length direction are respectively sleeved on the four telescopic rods 134 and the five telescopic rods 135, the two third support rods are located between the two second support rods 122, and the four telescopic rods 134 can rotate relative to the second support rods 122 as rotating shafts.

The two fourth support rods 124 are arranged in parallel, one end of the length direction is sleeved on the five telescopic rods 135 and located between the two third support rods 123, and the five telescopic rods 135 can rotate relative to the third support rods 123 by taking the rotary shafts as the rotary shafts.

The second expansion link 132 is parallel to the first expansion link 131, the third expansion link 133 is parallel to the second expansion link 132, the fourth expansion link 134 is parallel to the third expansion link 133, and the fifth expansion link 135 is parallel to the fourth expansion link 134.

The six telescopic rods 136 are parallel to the five telescopic rods 135, are arranged between the two fourth supporting rods 124, and are located at one end, away from the five telescopic rods 135, of the fourth supporting rod 124 in the length direction.

Referring to fig. 2 and 3, the first support rod 121 rotates to form an angle of 0 ° with the base rod 110, and the first support rod 121 is located inside the base rod 110. The second supporting rod 122 rotates to form an angle of 0 ° with the first supporting rod 121, and the two layers of supports 122 are located inside the first supporting rod 121. The third supporting rod 123 rotates to an included angle of 0 ° with the second supporting rod 122, and the third supporting rod 123 is located on the inner side of the second supporting rod 122. The fourth supporting rod 124 rotates to form an included angle of 0 ° with the third supporting rod 123, and the fourth supporting rod 124 is located at the inner side of the third supporting rod 123.

Referring to fig. 4, further, the inner side of the end portion of the base rod 110 connected to the second telescopic rod 132, the inner side of the end portion of the first support rod 121 connected to the third telescopic rod 133, the inner side of the end portion of the second support rod 122 connected to the fourth telescopic rod 134, and the inner side of the end portion of the third support rod 123 connected to the fifth telescopic rod 135 are all provided with an accommodating groove 150, and the rotation limiting mechanism 140 is disposed in the accommodating groove 150; the rotation limiting mechanism 140 comprises a ratchet wheel 141, a pawl 142, a first baffle 143, a second baffle 144 and a jacking spring 145; the ratchet 141 is respectively fixed on the outer sides of the first support rod 121, the second support rod 122, the third support rod 123 and the fourth support rod 124, and is correspondingly sleeved on the second telescopic rod 132, the third telescopic rod 133, the fourth telescopic rod 134 and the fifth telescopic rod 135; the first baffle 143 and the second baffle 144 are fixed on the inner wall of the accommodating groove 150 in parallel, and a pawl accommodating cavity (not shown) is formed by the first baffle 143, the second baffle 144 and the inner wall of the accommodating groove 150; the pawl 142 is arranged in the pawl accommodating cavity, and the jacking spring 145 abuts against the space between the pawl 142 and the inner wall of the accommodating groove 150; the pawl teeth at the tail of the pawl 142 engage with the ratchet teeth of the ratchet wheel 141 and restrict the ratchet wheel 141 from rotating counterclockwise. The number of the teeth at the tail of the pawl 142 is 3 in this embodiment, and the number of the teeth in other embodiments can be set to be more than one according to requirements.

During the use, according to electronic equipment's size adjustment telescopic link, adjust the support to suitable width, then rotate and adjust second bracing piece 122, third bracing piece 123 and fourth bracing piece 124 and become the U-shaped groove shape and be used for holding electronic equipment, adjust first bracing piece 121, second bracing piece 122, third bracing piece 123 and fourth bracing piece 124 as required again, with electronic equipment's height and angle adjustment to comfortable position.

After the folding bracket is used, the folding bracket can be folded and stored, and the folded bracket is small in size and portable.

The utility model provides a pair of folding support, it can adjust use angle, height and width, is applicable to current various electronic equipment and uses to it is collapsible, small, portable.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, to those skilled in the art, changes and modifications may be made without departing from the spirit of the invention, and it is intended that the invention also encompass such changes and modifications.

Claims

1. A folding bracket is characterized by comprising a base rod, a first supporting rod, a second supporting rod, a third supporting rod, a fourth supporting rod, a first telescopic rod, a second telescopic rod, a third telescopic rod, a fourth telescopic rod and a fifth telescopic rod;

the two fourth support rods are arranged in parallel, one end in the length direction is sleeved on the fifth telescopic rod and is positioned between the two third support rods, and the fifth telescopic rod can serve as a rotating shaft and can rotate relative to the third support rods;

2. The folding bracket of claim 1, wherein: the length of the base rod, the length of the first supporting rod, the length of the second supporting rod, the length of the third supporting rod and the length of the fourth supporting rod are sequentially shortened.

3. The folding bracket of claim 1, wherein: the telescopic rod six is parallel to the telescopic rod five, is arranged between the two fourth supporting rods and is located at one end, far away from the telescopic rod five, of the fourth supporting rod in the length direction.

4. The folding bracket of claim 1, wherein: the number of the telescopic joints of the first telescopic rod, the second telescopic rod, the third telescopic rod, the fourth telescopic rod and the fifth telescopic rod is the same.

5. The folding bracket of claim 4, wherein: the number of the telescopic joints is 2-5.

6. The folding bracket of claim 5, wherein: the number of telescopic joints is 3.

7. The folding bracket of claim 1, wherein: the inner side of the end part of the base rod connected with the second telescopic rod, the inner side of the end part of the first support rod connected with the third telescopic rod, the inner side of the end part of the second support rod connected with the fourth telescopic rod and the inner side of the end part of the third support rod connected with the fifth telescopic rod are all provided with accommodating grooves, and the rotary limiting mechanisms are arranged in the accommodating grooves;

the rotation limiting mechanism comprises a ratchet wheel, a pawl, a jacking spring, a first baffle and a second baffle;

the ratchet wheel is respectively fixed on the outer sides of the first support rod, the second support rod, the third support rod and the fourth support rod and is correspondingly sleeved on the second telescopic rod, the third telescopic rod, the fourth telescopic rod and the fifth telescopic rod;

the first baffle and the second baffle are fixed on the inner wall of the accommodating tank in parallel, and a pawl accommodating cavity is formed by the first baffle, the second baffle and the inner wall of the accommodating tank; the pawl is arranged in the pawl accommodating cavity, and the jacking spring abuts against the space between the pawl and the inner wall of the accommodating groove; the pawl teeth on the pawl tail engage the ratchet teeth on the ratchet wheel and limit the ratchet wheel to rotate in only one direction.

8. The folding bracket of claim 7, wherein: the number of the pawl teeth at the tail part of the pawl is not less than two.

9. The folding bracket of claim 1, wherein: and an anti-skid layer is arranged at the bottom of the base rod.