CN208503217U

CN208503217U - Anti-theft bolt

Info

Publication number: CN208503217U
Application number: CN201821085135.2U
Authority: CN
Inventors: 曹兰震; 王小明
Original assignee: SUZHOU YONGJI PRECISION HARDWARE PRODUCTS CO Ltd
Current assignee: SUZHOU YONGJI PRECISION HARDWARE PRODUCTS CO Ltd
Priority date: 2018-07-10
Filing date: 2018-07-10
Publication date: 2019-02-15
Anticipated expiration: 2028-07-10

Abstract

The utility model relates to a kind of anti-theft bolts, including bolt body, the bolt body has end cap, have in the end cap as the dimpled grain for tightening decorative pattern, it is described to tighten the double-deck inner polygon structure that decorative pattern is nested setting, including the shallow line in upper layer and lower layer depth line, the shallow line in upper layer is the shallow line of polygon, and the lower layer depth line is the deep line for being embedded the polygon in the middle part of the shallow line in the upper layer.The anti-theft bolt of the utility model tightens decorative pattern as abnormity, is different from traditional anti theft design, and structure is simply easy to process, and practicability is high.

Description

Anti-theft bolt

Technical field

The utility model relates to machine components technical fields, more particularly to a kind of anti-theft bolt.

Background technique

Bolt, nut and tool used in steel tower, metal frame, senior executive's guardrail that current field is set up etc. are all common Type, cause steel tower, transformer, guardrail, critical facility be easy to it is stolen unload, having antitheft dedicated facility because price is high, Unsuitable secondary fastening, the easily reasons such as loosening influence to promote the use of.

Utility model content

The utility model aim is to provide for a kind of anti-theft bolt, tightens decorative pattern as abnormity, is different from traditional antitheft set Meter, structure is simply easy to process, and practicability is high.

In order to achieve the above objectives, the technical solution adopted in the utility model is:

The utility model provides a kind of anti-theft bolt, including bolt body, and the bolt body has end cap, the end cap In have and be used as the dimpled grain for tightening decorative pattern, the decorative pattern of tightening is the nested double-deck inner polygon structure being arranged, including upper layer is shallow Line and lower layer depth line, the shallow line in upper layer are the shallow line of polygon, and the lower layer depth line is to be embedded in the middle part of the shallow line in the upper layer Polygon deep line.

For above-mentioned technical proposal, there are also further optimal enforcement schemes by applicant.

Preferably, the shallow line in the upper layer and lower layer depth line are in the interior hexagonal structure being embedded up and down.

Further, the seamed edge length of the shallow line in the upper layer is greater than the seamed edge length of the lower layer depth line, and the upper layer Shallow line and the lower layer depth line are seamed edge irrelevancy rows to the dimpled grain in end cap that is staggered

Further, the depth of the shallow line in the upper layer is the one third of the depth of the lower layer depth line to half Between；The seamed edge length of the lower layer depth line is the one third of the seamed edge length of the shallow line in the upper layer between half.

Since above-mentioned technical proposal is used, the utility model has the advantage that compared with prior art

The anti-theft bolt of the utility model, at the top of decorative pattern of tightening be divided into two layers, the lines on upper layer is shallower, individually turns Easily stripped thread if this layer, and the lines of lower layer is deeper is not easy stripped thread convenient for positioning, but the pattern area of lower layer depth line It is small, it is not easy to stress, individually turning lower layer's decorative pattern can twist motionless, only turn the shallow line in upper layer and lower layer simultaneously using speciality spanner Deep line can realize the rotation for bolt, good anti-theft effect.

Further, lower layer depth line, the shallow line in upper layer are nested settings, easy to operate convenient for the direct positioning of spanner, together When be also convenient for exerting a force.

Detailed description of the invention

Some specific realities of the utility model are described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter Apply example.Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that The drawings are not necessarily drawn to scale.In attached drawing:

Fig. 1 is the overall structure diagram according to the anti-theft bolt of the utility model one embodiment；

Fig. 2 is the overlooking structure diagram of anti-theft bolt shown in Fig. 1, shows end cap and tightens the structure of decorative pattern.

Wherein, the reference numerals are as follows:

1, bolt body, 2, end cap, 3, the shallow line in upper layer, 4, lower layer depth line.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical Novel protected range.

It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other Not constituting conflict can be combined with each other.

Present embodiment describes a kind of anti-theft bolt, including bolt body 1,1 surface of bolt body is provided with screw thread, and described There is end cap 2 at the top of bolt body 1, have in the end cap 2 as the dimpled grain for tightening decorative pattern, it is as shown in Figure 1 and Figure 2, described to twist Tight decorative pattern is the double-deck inner polygon structure of nested setting, including the shallow line 3 in upper layer and lower layer depth line 4, and the shallow line 3 in upper layer is more The shallow line of side shape, the lower layer depth line 4 are the deep line being embedded in the polygon at shallow 3 middle part of line in the upper layer.

Preferably, in the present embodiment, the shallow line 3 in the upper layer used and lower layer depth line 4 is in being embedded up and down six Corner structure.

Particularly, the seamed edge length of the shallow line 3 in the upper layer is greater than the seamed edge length of the lower layer depth line 4, the present embodiment Described in lower layer depth line 4 seamed edge length be the shallow line 3 in the upper layer seamed edge length half, the shallow line 3 in upper layer Depth is the half of the depth of the lower layer depth line 4.

In addition, the shallow line 3 in upper layer and the lower layer depth line 4 are seamed edge irrelevancy rows to be staggered in end cap 2 In dimpled grain.That is, the seamed edge of the seamed edge of the shallow line 3 in upper layer and lower layer depth line 4 is irrelevancy row, to be different from existing Traditional nested type two-layer anti-theft structure.Lower layer depth line 4, the shallow line 3 in upper layer are nested settings, but are staggered, just It is easy to operate in the direct positioning of spanner, it also can be preferably antitheft while convenient for force.

In summary, the anti-theft bolt of the present embodiment, at the top of decorative pattern of tightening be divided into two layers, the lines on upper layer is shallower, Easily stripped thread is individually turned if this layer, and the lines of lower layer is deeper, is not easy stripped thread convenient for positioning, but lower layer depth line 4 Pattern area is small, is not easy to stress, and individually turning lower layer's decorative pattern can twist motionless, and only using speciality spanner, to turn upper layer shallow simultaneously Line 3 and lower layer depth line 4 can realize the rotation for bolt, good anti-theft effect.

The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention, All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it It is interior.

Claims

1. a kind of anti-theft bolt, including bolt body, the bolt body has end cap, has to be used as in the end cap and tightens flower The dimpled grain of line, which is characterized in that it is described to tighten the double-deck inner polygon structure that decorative pattern is nested setting, including the shallow line in upper layer is under Layer depth line, the shallow line in upper layer be polygon shallow line, the lower layer depth line be embedded it is polygon in the middle part of the shallow line in the upper layer The deep line of shape.

2. anti-theft bolt according to claim 1, which is characterized in that the shallow line in upper layer and lower layer depth line is in embedding up and down If interior hexagonal structure.

3. anti-theft bolt according to claim 2, which is characterized in that the seamed edge length of the shallow line in upper layer be greater than it is described under The seamed edge length of layer depth line, and the shallow line in the upper layer and the lower layer depth line are that seamed edge irrelevancy row is being held to be staggered Dimpled grain in cap.

4. anti-theft bolt according to any one of claim 1 to 3, which is characterized in that the depth of the shallow line in upper layer is The one third of the depth of the lower layer depth line is between half.

5. anti-theft bolt according to claim 4, which is characterized in that the seamed edge length of the lower layer depth line is the upper layer The one third of the seamed edge length of shallow line is between half.