CN208565200U - Square groove screw in a kind of diesis - Google Patents
Square groove screw in a kind of diesis Download PDFInfo
- Publication number
- CN208565200U CN208565200U CN201820944245.3U CN201820944245U CN208565200U CN 208565200 U CN208565200 U CN 208565200U CN 201820944245 U CN201820944245 U CN 201820944245U CN 208565200 U CN208565200 U CN 208565200U
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- China
- Prior art keywords
- screw
- head
- cross recess
- square groove
- shank
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Abstract
The utility model discloses square groove screw in a kind of diesis, including shank of screw and head of screw, head of screw includes the first cylindrical screw head and the second cylindrical screw head；Head of screw upper end offers the main cross recess positioned at head of screw center, head of screw upper end is also provided with time cross recess, the center of main cross recess and time cross recess is located on the central axes of shank of screw, the per pass slot on per pass slot and main cross recess on secondary cross recess is in 45 degree of angles respectively, and the depth of main cross recess is greater than the depth of time cross recess；Head of screw upper end is also provided with square groove.Hemispherical protuberances are set in the polished rod portion that the utility model passes through shank of screw, so that will not loosen through vibration after screw screws, play the role of clamping；By the setting of main cross recess, secondary cross recess and square groove, it can be switched and use straight screwdriver turn, Phillips screwdriver turn or square head screw knife turn, rotating tool multiplicity, using flexible, allomeric function is perfect, practical.
Description
Technical field
The utility model relates to technical field of fastening, more specifically, it relates to square groove screw in a kind of diesis.
Background technique
Screw is conventional machinery part, is the cylindrical threaded fastener of adapted nut.It is had by head and screw rod
Externally threaded cylindrical body a kind of fastener dimerous, need to cooperate with nut, have through-hole for being fastenedly connected two
Part.
But after existing screw screws, easily loosened through vibrating, and multiple screws knife turn cannot be applicable in, overall effect is bad.
Accordingly, the utility model proposes square groove screws in a kind of diesis.
Utility model content
The purpose of the utility model is to overcome above-mentioned deficiency in the prior art, square groove spiral shell in a kind of diesis is provided
Nail, which is vibrated after screwing and is not loosened still, and applicable multiple screws knife turn.
In order to solve the above technical problems, purpose of the utility model is realized as follows: one involved in the utility model
Square groove screw in kind diesis, including shank of screw and head of screw, the head of screw include the first cylindrical screw head and the second circle
Cylindricality head of screw, the second cylindrical screw head are set between the first cylindrical screw head and shank of screw, are formed stepped design, are added
The overall structural strength of strong head of screw prevents torque from crossing ambassador's head of screw and the fracture of shank of screw junction and separates the two；Institute
It states head of screw upper end and offers the main cross recess positioned at head of screw center, the head of screw upper end is also provided in head of screw
The center of the secondary cross recess of centre, the main cross recess and time cross recess is located on the central axes of shank of screw, on the secondary cross recess
Per pass slot and main cross recess on per pass slot be respectively in 45 degree of angles, the depth of the main cross recess is greater than the depth of time cross recess
Degree；The head of screw upper end is also provided with the square groove positioned at head of screw center.
The utility model is further arranged to: each corner of the square groove connects one by one with the per pass slot on time cross recess
It connects.
By using above-mentioned technical proposal, so that square groove is located at the center of time cross recess, convenient for the rotation of screw entirety
It is dynamic.
The utility model is further arranged to: each corner of the square groove connects one by one with the per pass slot on main cross recess
It connects.
By using above-mentioned technical proposal, so that square groove is located at the center of main cross recess, convenient for the rotation of screw entirety
It is dynamic.
The utility model is further arranged to: the shank of screw includes polished rod portion and threaded portion, the side in the polished rod portion
Circular array shows several hemispherical protuberances, and the side of the threaded portion is laid with screw thread.
By using above-mentioned technical proposal, polished rod portion is used to cooperate with threaded hole for adding hemispherical protuberances, threaded portion
Connection.
The utility model is further arranged to: the quantity of the hemispherical protuberances is six.
The utility model is further arranged to: the diameter of the first cylindrical screw head is greater than the second cylindrical screw head
Diameter.
By using above-mentioned technical proposal, stepped design is formed, reinforces the overall structural strength of head of screw, prevents torque mistake
Ambassador's head of screw and shank of screw junction are broken and separate the two.
The utility model is further arranged to: the screw boom end has chamfering.
By using above-mentioned technical proposal, play the role of convenient for shank of screw to be embedded into threaded hole.
In conclusion the utility model has the following beneficial effects: square groove spiral shell in diesis involved in the utility model
Nail, by the way that hemispherical protuberances are arranged in the polished rod portion of shank of screw, so that will not be loosened through vibration after screw screws, play clamping
Effect；By the setting of main cross recess, secondary cross recess and square groove, it can be switched and use straight screwdriver turn, cross spiral shell
Silk knife turn or square head screw knife turn, rotating tool multiplicity, using flexible, and main cross recess and time the dual of cross recess open
If another cross recess turn also can be used after one stripped thread, guarantee that screw can be threaded in or out, allomeric function is perfect, practical
Property is strong.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of embodiment one；
Fig. 3 is the structural schematic diagram of embodiment two.
Specific embodiment
The present invention will be further described with preferred embodiment with reference to the accompanying drawing.
Embodiment one:
Referring to figure 1 and figure 2, square groove screw in a kind of diesis involved in the present embodiment, including shank of screw 1 and spiral shell
Ailhead 2, the head of screw 2 include the first cylindrical screw head 21 and the second cylindrical screw head 22, the second cylindrical screw head
22 are set between the first cylindrical screw head 21 and shank of screw 1；2 upper end of head of screw is offered positioned at 2 center of head of screw
Main cross recess 3,2 upper end of head of screw is also provided with the secondary cross recess 4 positioned at the center of head of screw 2, main 3 He of cross recess
The center of secondary cross recess 4 is located on the central axes of shank of screw 1, the per pass slot on the secondary cross recess 4 with it is every on main cross recess 3
Road slot is in 45 degree of angles respectively, and the depth of the main cross recess 3 is greater than the depth of time cross recess 4；It also opens 2 upper end of head of screw
Equipped with the square groove 5 for being located at 2 center of head of screw；Per pass slot on each corner of the square groove 5 and time cross recess 4 is one by one
Connection；The shank of screw 1 includes polished rod portion 11 and threaded portion 12, and the side circular array in the polished rod portion 11 is shown several hemispherical
Protrusion 111, the side of the threaded portion 12 is laid with screw thread；The quantity of the hemispherical protuberances 111 is six；First circle
The diameter of cylindricality head of screw 21 is greater than the diameter of the second cylindrical screw head 22；1 end of shank of screw has chamfering 6.
Embodiment two:
Referring to shown in Fig. 1 and Fig. 3, square groove screw in a kind of diesis involved in the present embodiment, including shank of screw 1 and spiral shell
Ailhead 2, the head of screw 2 include the first cylindrical screw head 21 and the second cylindrical screw head 22, the second cylindrical screw head
22 are set between the first cylindrical screw head 21 and shank of screw 1；2 upper end of head of screw is offered positioned at 2 center of head of screw
Main cross recess 3,2 upper end of head of screw is also provided with the secondary cross recess 4 positioned at the center of head of screw 2, main 3 He of cross recess
The center of secondary cross recess 4 is located on the central axes of shank of screw 1, the per pass slot on the secondary cross recess 4 with it is every on main cross recess 3
Road slot is in 45 degree of angles respectively, and the depth of the main cross recess 3 is greater than the depth of time cross recess 4；It also opens 2 upper end of head of screw
Equipped with the square groove 5 for being located at 2 center of head of screw；Per pass slot on each corner of the square groove 5 and main cross recess 3 is one by one
Connection；The shank of screw 1 includes polished rod portion 11 and threaded portion 12, and the side circular array in the polished rod portion 11 is shown several hemispherical
Protrusion 111, the side of the threaded portion 12 is laid with screw thread；The quantity of the hemispherical protuberances 111 is six；First circle
The diameter of cylindricality head of screw 21 is greater than the diameter of the second cylindrical screw head 22；1 end of shank of screw has chamfering 6.
Hemispherical protuberances are set in the polished rod portion that the utility model passes through shank of screw, so that after screw screws, through vibrating not
It can loosen, play the role of clamping；By the setting of main cross recess, secondary cross recess and square groove, it can be switched and use a word spiral shell
Silk knife turn, Phillips screwdriver turn or square head screw knife turn, rotating tool multiplicity, using flexible, and main cross recess and time
The dual of cross recess opens up, and after one stripped thread, another cross recess turn also can be used, and guarantees that screw can be threaded in or out, whole
Body function is perfect, practical.
The preferred embodiments of the present invention have been described in detail above.It should be appreciated that the ordinary skill people of this field
Member according to the present utility model can conceive without creative work makes many modifications and variations.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality according to the design of the utility model on the basis of existing technology in domain
Available technical solution is tested, it all should be within the scope of protection determined by the claims.
Claims (7)
1. square groove screw in a kind of diesis, including shank of screw (1) and head of screw (2), it is characterised in that: the head of screw (2)
Including the first cylindrical screw head (21) and the second cylindrical screw head (22), the second cylindrical screw head (22) is set to described the
Between one cylindrical screw head (21) and shank of screw (1)；Head of screw (2) upper end offers the master positioned at head of screw (2) center
Cross recess (3), head of screw (2) upper end are also provided with the secondary cross recess (4) positioned at head of screw (2) center, the main cross
The center of slot (3) and time cross recess (4) is located on the central axes of shank of screw (1), per pass slot and master on the secondary cross recess (4)
Per pass slot on cross recess (3) is in 45 degree of angles respectively, and the depth of the main cross recess (3) is greater than the depth of time cross recess (4)；
Head of screw (2) upper end is also provided with the square groove (5) positioned at head of screw (2) center.
2. square groove screw in diesis according to claim 1, it is characterised in that: each corner of the square groove (5)
It is connect one by one with the per pass slot on secondary cross recess (4).
3. square groove screw in diesis according to claim 1, it is characterised in that: each corner of the square groove (5)
It is connect one by one with the per pass slot on main cross recess (3).
4. square groove screw in diesis according to claim 1-3, it is characterised in that: shank of screw (1) packet
Polished rod portion (11) and threaded portion (12) are included, the side circular array of the polished rod portion (11) shows several hemispherical protuberances (111), institute
The side for stating threaded portion (12) is laid with screw thread.
5. square groove screw in diesis according to claim 4, it is characterised in that: the number of the hemispherical protuberances (111)
Amount is six.
6. square groove screw in diesis according to claim 1, it is characterised in that: the first cylindrical screw head (21)
Diameter be greater than the second cylindrical screw head (22) diameter.
7. square groove screw in diesis according to claim 1, it is characterised in that: shank of screw (1) end has
Angle (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820944245.3U CN208565200U (en) | 2018-06-19 | 2018-06-19 | Square groove screw in a kind of diesis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820944245.3U CN208565200U (en) | 2018-06-19 | 2018-06-19 | Square groove screw in a kind of diesis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208565200U true CN208565200U (en) | 2019-03-01 |
Family
ID=65487469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820944245.3U Active CN208565200U (en) | 2018-06-19 | 2018-06-19 | Square groove screw in a kind of diesis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208565200U (en) |
-
2018
- 2018-06-19 CN CN201820944245.3U patent/CN208565200U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 314000 building 3, No. 98, Yiqun Road, Yaozhuang Town, Jiashan County, Jiaxing City, Zhejiang Province Patentee after: Zhejiang Donghe Machinery Technology Co., Ltd Address before: 314000 Jiaxing County, Zhejiang province Jiashan County Yao Zhen Village, Lu Jia Wei Ding Lin Road side Patentee before: Jiashan Donghe mechanical equipment Co., Ltd. |