CN213235710U - Expansion screw for mounting hollow board wall - Google Patents
Expansion screw for mounting hollow board wall Download PDFInfo
- Publication number
- CN213235710U CN213235710U CN202021797022.2U CN202021797022U CN213235710U CN 213235710 U CN213235710 U CN 213235710U CN 202021797022 U CN202021797022 U CN 202021797022U CN 213235710 U CN213235710 U CN 213235710U
- Authority
- CN
- China
- Prior art keywords
- wing
- side inflation
- inflation wing
- hole
- expansion screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 241000446313 Lamella Species 0.000 claims abstract description 6
- 238000010276 construction Methods 0.000 claims abstract description 3
- 238000009434 installation Methods 0.000 description 4
- 238000005192 partition Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
A hollow panel wall mounting expansion screw, characterized by comprising: left side inflation wing (1), right side inflation wing (2), left side inflation wing (1) and right side inflation wing (2) are rotated with connection piece (6) through round pin (7) respectively and are connected, right side inflation wing (2) rightmost end center department is equipped with through-hole (5), left side inflation wing (1) left end center department is equipped with hexagon nut (3), be equipped with in through-hole (5) and hexagon nut (3) construction bolt (4), left side inflation wing (1) and right side inflation wing (2) are two upper and lower lamella formula structures, two lamella formula structure roots are equipped with easy curved groove (10), through-hole (5) and hexagon nut (3) central line coincide each other.
Description
Technical Field
The utility model belongs to the technical field of the terminal box prosthetic devices, concretely relates to hollow slab wall installation inflation screw.
Background
Modern home decoration adopts gypsum board or other panels to carry out partition wall or fitment furred ceiling etc. and this type of partition wall or the inside hollow wall that can all form a piece of hollow wall or similar hollow wall of fitment furred ceiling, when needing to install terminal box or other article on this hollow wall, adopt ordinary screw, ordinary expansion screw all to be difficult to fix, appear becoming flexible easily, drop or unable fixed phenomenon.
In order to overcome the above technical problems, after long-time research, the applicant of the present invention actually performs the following steps: the metal middle expansion screw with the publication number of CN103775454A and the novel umbrella frame type expansion screw with the publication number of CN202194904U are carefully researched, and the structure of the novel umbrella frame type expansion screw is improved on the basis, so that the expansion screw for installing the hollow plate wall is disclosed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hollow plate wall installation inflation screw to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a hollow panel wall mounting expansion screw, characterized by comprising: left side inflation wing (1), right side inflation wing (2), left side inflation wing (1) and right side inflation wing (2) are connected with connection piece (6) rotation through round pin (7) respectively, right side inflation wing (2) rightmost end center department is equipped with through-hole (5), left side inflation wing (1) left end center department is equipped with hexagon nut (3), be equipped with in through-hole (5) and hexagon nut (3) construction bolt (4).
Preferably, the left expansion wing (1) and the right expansion wing (2) are both of an upper petal structure and a lower petal structure, and the root of each petal structure is provided with an easy-bending groove (10).
Preferably, the central lines of the through hole (5) and the hexagonal nut (3) are mutually overlapped.
Compared with the prior art, the utility model provides a hollow core siding wall installation inflation screw possesses following beneficial effect:
the operation is simple and quick, and the fixing device is not loosened, is not easy to fall off and is easy to fix.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
fig. 1 is a front schematic view of the expansion screw for installing hollow board wall according to the present invention.
Fig. 2 is a schematic front cross-sectional view of the expansion screw for installing the hollow board wall according to the present invention.
Fig. 3 is a schematic view of the working state of the expansion screw for installing the hollow board wall according to the present invention.
Fig. 4 is a front view of the left expansion wing (1) in the expansion screw for installing hollow board wall of the present invention.
Fig. 5 is a left side view of the left expansion wing (1) in the expansion screw for installing hollow slab wall of the present invention.
Fig. 6 is a right side view of the left expansion wing (1) in the expansion screw for installing hollow slab wall of the present invention.
Fig. 7 is a top view of the left expansion wing (1) in the expansion screw for installing hollow slab wall of the present invention.
Fig. 8 is a bottom view of the left expansion wing (1) in the expansion screw for installing hollow board wall of the present invention.
Fig. 9 is a front view of the right expansion wing (2) in the expansion screw for installing hollow slab wall of the present invention.
Fig. 10 is a left side view of the right expansion wing (2) in the expansion screw for installing hollow slab wall of the present invention.
Fig. 11 is a right side view of the right expansion wing (2) in the expansion screw for installing hollow slab wall of the present invention.
Fig. 12 is a top view of the right expansion wing (2) in the expansion screw for installing hollow slab wall of the present invention.
Fig. 13 is a bottom view of the right expansion wing (2) in the expansion screw for installing hollow board wall of the present invention.
Fig. 14 is a schematic view of the working principle of the expansion screw for installing the hollow board wall according to the present invention.
In the figure: the expansion wing structure comprises a left expansion wing (1), a right expansion wing (2), a hexagon nut (3), a mounting bolt (4), a through hole (5), a connecting sheet (6), a pin (7), a hollow wall (8), a mounting object (9) and a flexible groove (10).
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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 terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; 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 in specific cases to those skilled in the art.
Referring to fig. 1-14, the present invention provides a technical solution:
a hollow panel wall mounting expansion screw, characterized by comprising: the left expansion wing 1 and the right expansion wing 2 are rotatably connected with the connecting piece 6 through pins 7 respectively, a through hole 5 is formed in the center of the rightmost end of the right expansion wing 2, a hexagon nut 3 is arranged at the center of the left end of the left expansion wing 1, and mounting bolts 4 are arranged in the through hole 5 and the hexagon nut 3.
The utility model discloses in the preferred embodiment, left side expansion wing 1 and right expansion wing 2 are two upper and lower lamella formula structures, two lamella formula structure roots are equipped with easy curved groove 10.
In the preferred embodiment of the present invention, the central lines of the through hole 5 and the hexagon nut 3 coincide with each other.
The utility model discloses a theory of operation and use flow are as follows:
the installation and use process is as follows: firstly, a mounting bolt 4 sequentially penetrates through a mounting object 9 and a through hole 5 from right to left, finally, the mounting bolt 4 is screwed into a hexagon nut 3, then, the mounting object 9 is pressed by hands to be tightly attached to the outer wall of the hollow wall 8, the mounting bolt 4 is screwed by a screwdriver, and at the moment, a left expansion wing 1 and a right expansion wing 2 bulge towards two sides at a connecting piece 6 until the mounting object is fixed inside the hollow wall 8, so that the mounting object 9 is only fixed on the outer wall of the hollow wall 8.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. A hollow panel wall mounting expansion screw, characterized by comprising: left side inflation wing (1), right side inflation wing (2), left side inflation wing (1) and right side inflation wing (2) are rotated with connection piece (6) through round pin (7) respectively and are connected, right side inflation wing (2) rightmost end center department is equipped with through-hole (5), left side inflation wing (1) left end center department is equipped with hexagon nut (3), be equipped with in through-hole (5) and hexagon nut (3) construction bolt (4), left side inflation wing (1) and right side inflation wing (2) are two upper and lower lamella formula structures, two lamella formula structure roots are equipped with easy curved groove (10), through-hole (5) and hexagon nut (3) central line coincide each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021797022.2U CN213235710U (en) | 2020-08-25 | 2020-08-25 | Expansion screw for mounting hollow board wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021797022.2U CN213235710U (en) | 2020-08-25 | 2020-08-25 | Expansion screw for mounting hollow board wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213235710U true CN213235710U (en) | 2021-05-18 |
Family
ID=75901708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021797022.2U Expired - Fee Related CN213235710U (en) | 2020-08-25 | 2020-08-25 | Expansion screw for mounting hollow board wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213235710U (en) |
-
2020
- 2020-08-25 CN CN202021797022.2U patent/CN213235710U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210518 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |