CN215634301U - Rotatable telescopic screw structure - Google Patents

Rotatable telescopic screw structure Download PDF

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Publication number
CN215634301U
CN215634301U CN202122219900.3U CN202122219900U CN215634301U CN 215634301 U CN215634301 U CN 215634301U CN 202122219900 U CN202122219900 U CN 202122219900U CN 215634301 U CN215634301 U CN 215634301U
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China
Prior art keywords
screw
limiting
hole
flange
small
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CN202122219900.3U
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Chinese (zh)
Inventor
陈鸿滔
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Dongguan Zhipin Creation Digital Technology Co ltd
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Dongguan Zhipin Creation Digital Technology Co ltd
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Priority to CN202122219900.3U priority Critical patent/CN215634301U/en
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Abstract

The utility model relates to the technical field of fixing devices, in particular to a rotatable telescopic screw structure which comprises an upper shell, a lower shell and a screw hiding mechanism, wherein the upper shell is fixedly connected with the lower shell; this device is equipped with the screw and hides limit structure on mechanism and the casing, and the accessible is rotatory to be pressed and is hidden the screw inside the casing, avoids the screw impaired because of colliding with when not using.

Description

Rotatable telescopic screw structure
Technical Field
The utility model relates to the technical field of fixing devices, in particular to a rotatable telescopic screw structure.
Background
At present, the screw mechanism of various equipment junctions on the market is exposed and raised outside, for example: the camera tripod and other parts. When this equipment device is not used, or the user very easily when accomodating these equipment devices because the operation of error or carelessly will protruding screw scratch arrive, cause the damage at protruding naked screw thread position, and then need change the screw structure, the screw in some equipment can't be changed, can cause the very big economic loss of user like this, and simultaneously, when the device need connect different specification and size's equipment, need frequent change, it is very inconvenient, cause user's time waste.
The present invention provides a rotatable retractable screw structure to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a rotatable retractable screw structure to solve the above problems in the related art.
In order to solve the above problems, the present invention provides the following technical solutions:
the utility model provides a rotatable flexible screw structure which characterized in that: the screw hiding mechanism is arranged in a cavity formed after the upper shell and the lower shell are closed;
the screw hiding mechanism comprises at least two screws which are sleeved together and a flange arranged below each screw, a spring is arranged between the flange and the bottom surface in the cavity, each screw is correspondingly provided with a limiting structure which can prevent the screws from moving up and down when the screws rotate a certain angle, and the limiting structures are positioned in the cavity.
The utility model provides a rotatable telescopic screw structure, which is also characterized in that:
furthermore, the screw includes little screw and the big screw of cover establishing in little screw outside, and the bottom of big screw is equipped with first flange, and the limit structure who corresponds with big screw is first limit structure, and first limit structure sets up inside last casing.
Furthermore, first limit structure includes the first guide way that can supply big screw to slide from top to bottom to and set up in first guide way below, the first spacing groove of rotatory big screw and first flange butt each other behind certain angle, the shape of first guide way is the same with the shape of the big screw that has first flange.
Furthermore, the small screw comprises a screw thread part at the top, a middle limiting part and a fixing part at the bottom, a second flange is arranged between the screw thread part and the limiting part, and a limiting structure corresponding to the small screw is a second limiting structure.
Furthermore, a limiting disc is fixed in the lower shell, the second limiting structure is fixedly arranged in the limiting disc, and the limiting disc is located below the first limiting structure.
Further, second limit structure is including setting up the second guide way at spacing dish center to and set up in second guide way below, the second spacing groove of rotatory little screw to certain angle back and spacing portion's up end mutual butt, the shape of second guide way is the same with the shape of the spacing portion of little screw, spacing portion and second guide way sliding connection.
Further, the spring includes little spring and the big spring of cover establishing in little spring outside, and the top of big spring contacts with the lower terminal surface of the first flange of big screw, and the bottom of big spring contacts with the up end of spacing dish.
Furthermore, the top of the small spring is in contact with the lower end face of the second flange on the small screw, and the bottom of the small spring is in contact with the upper end face of the limiting disc.
Furthermore, the lower shell comprises a first through hole, a second through hole and a third through hole which are communicated with each other, and the diameter sizes of the first through hole and the third through hole are larger than that of the second through hole.
Furthermore, the fixing part of the small screw penetrates through the second through hole and is in sliding connection with the second through hole, and a fixing part with the diameter size larger than that of the second through hole is detachably connected below the fixing part.
Compared with the prior art, the utility model has the beneficial effects that:
1) according to the rotatable telescopic screw structure, the screw and the spring arranged below the screw are matched with the limiting structure on the shell to clamp, so that the screw structure with the exposed protrusion outside can be hidden in the shell by pressing and rotating when equipment is not used, the screw is rotated when the equipment is used, and the screw is reset to the original position through the spring.
2) According to the rotatable telescopic screw structure provided by the utility model, at least one small screw is arranged in the large screw, and two or more screws with different specifications are arranged on one screw structure, so that the rotatable telescopic screw structure is suitable for different connection objects, and the application range of the device is increased.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of an overall structure of a rotatable retractable screw structure according to the present invention;
FIG. 2 is an exploded view of a rotatable expansion screw structure provided in the present invention;
FIG. 3 is a cross-sectional view showing the overall structure of a rotatable telescopic screw structure according to the present invention
FIG. 4 is a schematic view of an upper housing of the rotatable retractable screw structure according to the present invention;
FIG. 5 is a schematic view of a large screw structure of the rotatable retractable screw structure according to the present invention;
FIG. 6 is a schematic view of a small screw structure of a rotatable retractable screw structure according to the present invention;
FIG. 7 is a schematic view of a limiting plate of the rotatable retractable screw structure according to the present invention;
fig. 8 is a schematic view of a lower housing structure of the rotatable telescopic screw structure provided in the present invention.
In the figure:
1-upper shell, 11-first limiting structure, 12-first limiting groove, 13-first guide groove, 2-big screw, 21-first flange, 3-big spring, 4-small screw, 41-thread part, 42-limiting part, 43-fixing part, 44-second flange, 45-fixing part, 5-small spring, 6-limiting disc, 61-second guide groove, 62-second limiting groove, 7-lower shell, 71-first through hole, 72-second through hole and 73-third through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "disposed," "connected," "disposed," and "communicating" are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
The utility model is discussed in detail below with reference to figures 1 to 8 and specific embodiments:
as shown in fig. 1 to 8, the present invention provides a rotatable retractable screw structure, which includes an upper housing 1, a lower housing 7, and a screw hiding mechanism, for hiding screws exposed outside some connection devices to avoid scratching; the upper shell 1 is fixedly connected with the lower shell 7, the screw hiding mechanism is arranged in a cavity formed after the upper shell 1 and the lower shell 7 are closed and used for placing the screw hiding mechanism, a through hole is formed in the center of the upper shell 1, and when the screw hiding mechanism hides a screw, the screw can pass through the through hole and move up and down;
the screw hiding mechanism comprises at least two screws which are sleeved together, and can be suitable for connecting pieces with different specifications and sizes, so that the application range of the device is enlarged; the device comprises a cavity, a plurality of screws and a flange arranged below each screw, wherein a spring is arranged between each flange and the bottom surface in the cavity, the flanges and the springs are abutted, the springs are used for abutting against the flanges to support the screws and reset the screws, each screw is correspondingly provided with a limiting structure which can prevent the screws from moving up and down after the screws rotate for a certain angle and is used for hiding the screws in the device, and the limiting structures are positioned in the cavity; the quantity of screw and spring is two at least, and this device is applicable to the connection of multiple specification, has increased its practicality and has reduced the time that the user need change this device when using.
Specifically, in this embodiment, the screw includes small screw 4 and the big screw 2 of cover outside the small screw 4, is applicable in the connecting piece of different specification and dimension, and the bottom of big screw 2 is equipped with first flange 21, and the limit structure who corresponds with big screw 2 is first limit structure 11, and first flange 21 uses with the cooperation of first limit structure 11, realizes big screw 2's the function that slides from top to bottom and hide big screw 2, and first limit structure 11 sets up inside last casing.
Specifically, in this embodiment, the first limiting structure 11 includes a first guiding groove 13 for the big screw 2 to slide up and down, and is used for the user to slide the big screw 2 up and down through the first guiding groove 13 when using the device; the first limiting groove 12 is arranged below the first guide groove 13, the large screw 2 is rotated to a certain angle and then is abutted against the first flange 21, when a user wants to hide the large screw 2, the first flange 21 is rotated to the position below the first limiting groove 12 by pressing the large screw 2, so that the first flange 21 is abutted against the first limiting groove 12, and the function of hiding the large screw 2 is realized; the shape of the first guide groove 13 is the same as that of the large screw 2 with the first flange 21, and the large screw 2 with the first flange 21 can slide up and down in the first guide groove 13.
Specifically, in this embodiment, the small screw 4 includes a top threaded portion 41 for connecting with an external device, a middle limiting portion 42 for guiding the small screw 4 and clamping the limiting portion 42 by rotating the small screw 4 after the small screw 4 is pressed below the limiting plate 6, and a bottom fixing portion 43 for fixing the small screw 4 and preventing the small screw 4 from falling out of the device, wherein a second flange 44 is provided between the threaded portion 41 and the limiting portion 42 and is in contact with the small spring 5 for supporting the small screw 4 by the small spring 5; the limiting structure corresponding to the small screw 4 is a second limiting structure, and is used for realizing the functions of up-and-down sliding of the small screw 4 and hiding the small screw 4.
Specifically, casing 7 internal fixation down has spacing dish 6, and the second limit structure is fixed to be set up in spacing dish 6, and spacing dish 6 is located first limit structure 11's below, and is preferred, in this embodiment, is equipped with the fixed orifices on the spacing dish 6, fixes spacing dish 6 in the inside of casing 7 down through the screw.
Specifically, in this embodiment, the second limiting structure includes a second guiding groove 61 disposed at the center of the limiting disc 6, and the limiting portion 42 is slidably connected with the second guiding groove 61, so that when the user uses the device, the small screw 4 can slide up and down through the second guiding groove 61; and set up in the second guide way 61 below, rotate the second spacing groove 62 that the up end of little screw 4 and spacing portion 42 butt each other after to certain angle for when the user wants to hide little screw 4, rotate spacing portion 42 to the below of second spacing groove 62 through pressing rotatory little screw 4, make spacing portion 42 and second spacing groove 62 butt each other, thereby realized the function of hiding little screw 4, the shape of second guide way 61 is the same with the shape of the spacing portion 42 of little screw 4, spacing portion 42 and second guide way 61 sliding connection.
Specifically, in this embodiment, the spring includes a small spring 5 and a large spring 3 sleeved outside the small spring 5, the top of the large spring 3 contacts with the lower end surface of the first flange 21 of the large screw 2, the bottom of the large spring 3 contacts with the upper end surface of the limiting disc 6, and the large spring 3 is arranged between the first flange 21 of the large screw 2 and the limiting disc 6, so as to support the large screw 2 and timely reset the pressed large screw 2; the top of little spring 5 contacts with the lower terminal surface of second flange 44 on little screw 4, and the bottom of little spring 5 contacts with the up end of spacing dish 6 each other, and little spring 5 sets up between second flange 44 of little screw 4 and spacing dish 6, plays the function that supports little screw 4 and will press little screw 4 after in time reseing.
Specifically, in this embodiment, the lower housing 7 includes a first through hole 71, a second through hole 72, and a third through hole 73 that are connected to each other in a penetrating manner, the diameter of the first through hole 71 and the diameter of the third through hole 73 are larger than the diameter of the second through hole 72, the fixing portion 43 of the small screw 4 passes through the second through hole 72 and is slidably connected to the second through hole 72, and a fixing member 45 having a diameter larger than the second through hole 72 is detachably connected to the lower side of the fixing portion 43, so as to prevent the small screw 4 from being detached from the device.
Specifically, in this embodiment, the elongated slits are disposed on the top surfaces of the large screw 2 and the small screw 4, and after the large screw 2 and the small screw 4 are pressed to rotate and hidden in the upper casing 1 and the lower casing 7, a user can manually press the large screw 2 or the small screw 4 and then rotate the slits to screw out the large screw 2 and the small screw 4.
This device is when not using or the user accomodates it, press big screw 2 to supreme casing 1 down, rotatory to the card in first spacing groove 12 department, hide, press little screw 4 to spacing dish 6 down, it hides to rotatory second spacing groove 62 department, when needs use this device, user's accessible manual press will hide big screw 2 rotatory with little screw 4, realize the reseing of big screw 2 and little screw 4 respectively through big spring 3 and little spring 5.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are only preferred examples of the present invention and are not intended to limit the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides a rotatable flexible screw structure which characterized in that: the screw hiding mechanism is arranged in a cavity formed after the upper shell and the lower shell are closed;
the screw hiding mechanism comprises at least two screws which are sleeved together and a flange arranged below each screw, a spring is arranged between the flange and the bottom surface in the cavity, each screw is correspondingly provided with a limiting structure which can prevent the screws from moving up and down when the screws rotate a certain angle, and the limiting structures are located in the cavity.
2. The structure of a rotatable retractable screw according to claim 1, wherein: the screw includes that little screw and cover establish the outside big screw of little screw, the bottom of big screw is equipped with first flange, with limit structure that big screw corresponds is first limit structure, first limit structure sets up go up inside the casing.
3. The structure of a rotatable retractable screw according to claim 2, wherein: the first limiting structure comprises a first guide groove and a first limiting groove, the first guide groove can be used for enabling the big screw to slide up and down, the first limiting groove is arranged below the first guide groove, the big screw is rotated to a certain angle and then is abutted to the first flange, and the shape of the first guide groove is the same as that of the big screw with the first flange.
4. The structure of a rotatable retractable screw according to claim 2, wherein: the small screw comprises a screw thread part at the top, a middle limiting part and a fixing part at the bottom, a second flange is arranged between the screw thread part and the limiting part, and a limiting structure corresponding to the small screw is a second limiting structure.
5. The structure of a rotatable retractable screw according to claim 4, wherein: the lower shell is internally fixed with a limiting disc, the second limiting structure is fixedly arranged in the limiting disc, and the limiting disc is located below the first limiting structure.
6. The structure of a rotatable retractable screw according to claim 5, wherein: the second limiting structure comprises a second guide groove arranged at the center of the limiting disc and a second limiting groove arranged below the second guide groove and used for rotating the small screw to a certain angle and then mutually abutting against the upper end face of the limiting part, the shape of the second guide groove is the same as that of the limiting part of the small screw, and the limiting part is in sliding connection with the second guide groove.
7. The structure of a rotatable retractable screw according to claim 5, wherein: the spring comprises a small spring and a large spring sleeved outside the small spring, the top of the large spring is in contact with the lower end face of the first flange of the large screw, and the bottom of the large spring is in contact with the upper end face of the limiting disc.
8. The structure of a rotatable retractable screw according to claim 7, wherein: the top of the small spring is in contact with the lower end face of the second flange on the small screw, and the bottom of the small spring is in contact with the upper end face of the limiting disc.
9. The structure of a rotatable retractable screw according to claim 5, wherein: the lower shell comprises a first through hole, a second through hole and a third through hole which are communicated with each other, and the diameter size of the first through hole and the diameter size of the third through hole are larger than that of the second through hole.
10. The structure of a rotatable retractable screw according to claim 9, wherein: the fixing part of the small screw penetrates through the second through hole and is in sliding connection with the second through hole, and a fixing part with the diameter size larger than that of the second through hole is detachably connected below the fixing part.
CN202122219900.3U 2021-09-14 2021-09-14 Rotatable telescopic screw structure Active CN215634301U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122219900.3U CN215634301U (en) 2021-09-14 2021-09-14 Rotatable telescopic screw structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122219900.3U CN215634301U (en) 2021-09-14 2021-09-14 Rotatable telescopic screw structure

Publications (1)

Publication Number Publication Date
CN215634301U true CN215634301U (en) 2022-01-25

Family

ID=79915960

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122219900.3U Active CN215634301U (en) 2021-09-14 2021-09-14 Rotatable telescopic screw structure

Country Status (1)

Country Link
CN (1) CN215634301U (en)

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