CN204200800U - A kind of concealed screw device - Google Patents
A kind of concealed screw device Download PDFInfo
- Publication number
- CN204200800U CN204200800U CN201420598858.8U CN201420598858U CN204200800U CN 204200800 U CN204200800 U CN 204200800U CN 201420598858 U CN201420598858 U CN 201420598858U CN 204200800 U CN204200800 U CN 204200800U
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- CN
- China
- Prior art keywords
- screw
- main projection
- concealed
- projection
- end surface
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- Expired - Fee Related
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Abstract
The utility model proposes a kind of concealed screw device, a kind of concealed screw device, it comprises male screw and female screw; Described public screw upper-end surface is provided with the main projection of hollow out shape, described main projection upper-end surface is provided with some roads vertical slot, curved bottom described main projection; Position, described female screw axle center is provided with groove, and described groove center position is provided with the auxiliary projection matched with main projection.Can not shrinkage pool be left with concealed screw device assembled furniture on surface, also not need this procedure of touch-up paint, or also can assemble again after having brushed paint; After when installation concealed screw device, the opposite position of assembly parts is installed male screw and female screw, after installing, two pieces assembly parts is put well relatively, knock gently and just can be connected firm.
Description
Technical field
The utility model relates to furniture attachment screw field, refers to a kind of concealed screw device especially.
Background technique
Along with the raising of people's quality of the life, the class of furniture is also in continuous lifting; Necessary parts time screw is furniture linking, but therefore the use of screw can allow furniture surface occur shrinkage pool when furniture construction, the operation of one touch-up paint will be produced, so greatly waste man power and material, it is crucial that affect the overall aesthetics of furniture; Therefore designing a screw can't see at furniture surface is a kind of trend.
Model utility content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of structure simple, easy to use and can be applied in the furniture such as timber, plastics, iron and steel, and it can disappear in the concealed screw device of the material surface of furniture.
The technical solution of the utility model is achieved in that a kind of concealed screw device, and it comprises male screw and female screw; Described public screw upper-end surface is provided with the main projection of hollow out shape, described main projection upper-end surface is provided with some roads vertical slot, curved bottom described main projection; Position, described female screw axle center is provided with groove, and described groove center position is provided with the auxiliary projection matched with main projection.
Further, described auxiliary projection is bullet shaped.
Further, described main projection upper-end surface is provided with two road vertical slots, four road vertical slots, six road vertical slots or eight road vertical slots; Described every two vertical slots are all symmetrical.
Further, the main body section of described male screw and female screw is all provided with outside thread.
Further, the material of described male screw and female screw can be metallic material and plastic material.
A kind of concealed screw device of the present utility model, structure is simple, easy to use and can be applied to timber, and in the furniture such as plastics, iron and steel, it can disappear in the material surface of furniture.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the overall sectional structure schematic diagram of a kind of concealed screw of the utility model device;
Fig. 2 is the structural representation of the public screw of a kind of concealed screw of the utility model device;
Fig. 3 is the plan structure schematic diagram of Fig. 2;
Fig. 4 is the plan structure schematic diagram of female screw in the utility model.
1, public screw; 2, female screw; 11, main projection; 12, vertical slot; 13, upper-end surface; 21, groove; 22, auxiliary projection.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment 1
As shown in Figure 1-Figure 3: a kind of concealed screw device, it comprises male screw 1 and female screw 2, and described male screw 1 and female screw 2 are all that ferrous material forging forms; The upper-end surface 13 of described public screw 1 is provided with the main projection 11 of hollow out shape, described main projection 11 upper-end surface is provided with two road vertical slots 12, wherein every twice groove is all symmetry and is separated by respectively 180 ° on described main projection 11 to design successively, and curved bottom described main projection 11; Described female screw 2 shaft core position place is provided with groove 21, and described groove 21 central position is provided with the auxiliary projection 22 matched with main projection 1; Described auxiliary projection 22, in bullet shaped, plays further reinforcement effect like this in clamping; The main body section of described male screw 1 and female screw 2 is all provided with outside thread.
Embodiment 2
As shown in Figure 1-Figure 3: a kind of concealed screw device, it comprises male screw 1 and female screw 2, and described male screw 1 and female screw 2 are all that plastic material forging forms; The upper-end surface 13 of described public screw 1 is provided with the main projection 11 of hollow out shape, described main projection 11 upper-end surface is provided with two road vertical slots 12, wherein every twice groove is all symmetry and is separated by respectively 180 ° on described main projection 11 to design successively, and curved bottom described main projection 11; Described female screw 2 shaft core position place is provided with groove 21, and described groove 21 central position is provided with the auxiliary projection 22 matched with main projection 1; Described auxiliary projection 22, in bullet shaped, plays further reinforcement effect like this in clamping; The main body section of described male screw 1 and female screw 2 is all provided with outside thread.
Embodiment 3
The present embodiment is substantially the same manner as Example 1, and distinguishing is that described main projection 11 upper-end surface is provided with four road vertical slots 12, and wherein every twice groove is all symmetry and is separated by respectively 90 ° on described main projection 11 to design successively.
Embodiment 4
The present embodiment is substantially the same manner as Example 1, and distinguishing is that described main projection 11 upper-end surface is provided with six road vertical slots 12, and wherein every twice groove is all symmetry and is separated by respectively 60 ° on described main projection 11 to design successively.
Embodiment 5
The present embodiment is substantially the same manner as Example 1, and distinguishing is that described main projection 11 upper-end surface is provided with eight road vertical slots 12, and wherein every twice groove is all symmetry and is separated by respectively 45 ° on described main projection 11 to design successively.
Embodiment 6
The present embodiment is substantially the same manner as Example 2, and distinguishing is that described main projection 11 upper-end surface is provided with four road vertical slots 12, and wherein every twice groove is all symmetry and is separated by respectively 90 ° on described main projection 11 to design successively.
Embodiment 7
The present embodiment is substantially the same manner as Example 2, and distinguishing is that described main projection 11 upper-end surface is provided with six road vertical slots 12, and wherein every twice groove is all symmetry and is separated by respectively 60 ° on described main projection 11 to design successively.
Embodiment 8
The present embodiment is substantially the same manner as Example 2, and distinguishing is that described main projection 11 upper-end surface is provided with eight road vertical slots 12, and wherein every twice groove is all symmetry and is separated by respectively 45 ° on described main projection 11 to design successively.
Embodiment 9
The present embodiment is substantially the same manner as Example 2, and distinguishing is that described main projection 11 upper-end surface is provided with eight road vertical slots 12, and wherein every twice groove is all symmetry and is separated by respectively 45 ° on described main projection 11 to design successively.
Workflow, first in furniture portion faces punching to be connected, then turns the rotation of clamping cross recess by public screw 1 by electricity and squeezes in furniture, and meanwhile, described female screw 2 is also turn the rotation of clamping cross recess by electricity to squeeze in furniture; Can not shrinkage pool be left with concealed screw device assembled furniture on surface, also not need this procedure of touch-up paint, or also can in assembling after having brushed paint; Goblin goblin when installing concealed screw device installs male screw and female screw the opposite position of assembly parts, is relatively put well by two pieces assembly parts, knock gently and just can be connected firm after installing.
A kind of concealed screw device of the present utility model, structure is simple, easy to use and can be applied to timber, and in the furniture such as plastics, iron and steel, it can disappear in the material surface of furniture.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. a concealed screw device, is characterized in that, it comprises male screw and female screw; Described public screw upper-end surface is provided with the main projection of hollow out shape, described main projection upper-end surface is provided with some roads vertical slot, curved bottom described main projection; Position, described female screw axle center is provided with groove, and described groove center position is provided with the auxiliary projection matched with main projection.
2. a kind of concealed screw device according to claim 1, is characterized in that: described auxiliary projection is bullet shaped.
3. a kind of concealed screw device according to claim 1, is characterized in that: described main projection upper-end surface is provided with two road vertical slots, four road vertical slots, six road vertical slots or eight road vertical slots; Described every two vertical slots are all symmetrical.
4. a kind of concealed screw device according to claim 1, is characterized in that: the main body section of described male screw and female screw is all provided with outside thread.
5. a kind of concealed screw device according to claim 1, is characterized in that: the material of described male screw and female screw can be metallic material and plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420598858.8U CN204200800U (en) | 2014-10-17 | 2014-10-17 | A kind of concealed screw device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420598858.8U CN204200800U (en) | 2014-10-17 | 2014-10-17 | A kind of concealed screw device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204200800U true CN204200800U (en) | 2015-03-11 |
Family
ID=52658764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420598858.8U Expired - Fee Related CN204200800U (en) | 2014-10-17 | 2014-10-17 | A kind of concealed screw device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204200800U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107598820A (en) * | 2017-09-24 | 2018-01-19 | 刘淑敏 | A kind of hiding plumb formula bolt of nonmetallic materials connection |
-
2014
- 2014-10-17 CN CN201420598858.8U patent/CN204200800U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107598820A (en) * | 2017-09-24 | 2018-01-19 | 刘淑敏 | A kind of hiding plumb formula bolt of nonmetallic materials connection |
| CN107598820B (en) * | 2017-09-24 | 2019-02-26 | 瑞安市强达不锈钢标准件有限公司 | A kind of hiding plumb formula bolt of nonmetallic materials connection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20151017 |
|
| EXPY | Termination of patent right or utility model |