CN218971606U - Double-sided chip guide screw - Google Patents
Double-sided chip guide screw Download PDFInfo
- Publication number
- CN218971606U CN218971606U CN202223373549.4U CN202223373549U CN218971606U CN 218971606 U CN218971606 U CN 218971606U CN 202223373549 U CN202223373549 U CN 202223373549U CN 218971606 U CN218971606 U CN 218971606U
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- threaded rod
- screw
- auxiliary thread
- chip
- screw head
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses a double-sided chip guide screw which comprises a screw head, a threaded rod, chip guide straight grooves and auxiliary thread pieces, wherein the threaded rod is arranged at the bottom of the screw head along the axial lead, the screw head and the threaded rod are of an integrated structure, a plurality of chip guide straight grooves are axially symmetrically arranged on the side face of the threaded rod, the cross section of each chip guide straight groove is in the shape of an inward concave arc, a plurality of arc-shaped auxiliary thread pieces are radially sleeved on the outer side of each chip guide straight groove, a spacing distance is reserved between every two adjacent auxiliary thread pieces, and the external thread size of each auxiliary thread piece is identical to that of the threaded rod. According to the utility model, the concave chip guiding arc grooves are symmetrically arranged on the two side surfaces of the screw rod, so that the effect of necking to store chips is generated, the use state of the screw rod is not affected, meanwhile, the middle part is erected with a plurality of auxiliary thread pieces, so that the stability of the screw rod can be supported and maintained, the connection shaking caused by the reducing of the screw rod is prevented, the connection is convenient, and the popularization and the application are facilitated.
Description
[ field of technology ]
The utility model relates to the technical field of fasteners, in particular to the technical field of double-sided chip guide screws.
[ background Art ]
At present, suspended ceilings refer to the top decoration of the living environment of a house, namely, the decoration of a decorative top plate of a ceiling, and are one of important parts of interior decoration. In the installation process of the decorative top plate, a screw is generally adopted to form a fixed installation mode for fixing. In the screwing-in process of the existing screw, as the screw has no chip guiding function, the screw is easy to be blocked in the mounting hole of the decorative top plate, larger torsion force needs to be applied, the construction strength is larger, the efficiency is low, and additional loss is easy to be caused. However, the chip guiding chute and the thread structure are mixed, so that smooth disassembly and assembly of threads can still be influenced in the process of stacking scraps in the chip guiding chute, and even the stability of the threads is influenced by direct deformation.
[ utility model ]
The utility model aims to solve the problems in the prior art, and provides a double-sided chip guide screw, which can enable concave chip guide arc grooves to be symmetrically arranged on two side surfaces of a screw rod of the screw rod so as to generate the effect of necking and storing chips, so that the use state of threads of the screw rod can not be influenced, and meanwhile, a plurality of auxiliary thread pieces are erected in the middle part so as to support and maintain the stability of the threaded rod, prevent connection shaking caused by reducing the screw rod, and are convenient to connect and beneficial to popularization and application.
In order to achieve the above purpose, the utility model provides a double-sided chip guide screw, which comprises a screw head, a threaded rod, chip guide straight grooves and auxiliary thread pieces, wherein the bottom of the screw head is provided with the threaded rod along the axial lead, the screw head and the threaded rod are of an integrated structure, the side surface of the threaded rod is axially and symmetrically provided with a plurality of chip guide straight grooves, the cross section of each chip guide straight groove is in the shape of an inward concave arc, the outer side of each chip guide straight groove is radially sleeved with a plurality of arc auxiliary thread pieces, the adjacent auxiliary thread pieces are kept with a spacing distance, and the external thread size of each auxiliary thread piece is identical to the thread size of the threaded rod.
Preferably, the bottom of the threaded rod is provided with a self-tapping screw head, and the chip guide straight groove is penetratingly arranged on the threaded rod.
Preferably, the screw head is a countersunk hexagon socket head cap screw, and the outer side edge of the screw head is provided with anti-skid threads.
Preferably, the external diameter of the auxiliary thread piece is the same as that of the threaded rod, and the vertical section of the auxiliary thread piece is in a circular arc shape with the middle part of the inner side surface protruding.
Preferably, the number of the auxiliary thread pieces is at least six, and the auxiliary thread pieces are uniformly and symmetrically distributed on the threaded rod.
Preferably, the auxiliary thread piece and the threaded rod are of an integrated structure.
Preferably, the top of the chip guiding straight groove is provided with a chip guiding cambered surface, and the outer side edge of the chip guiding cambered surface is flush with the top edge of the threaded rod.
The utility model has the beneficial effects that: according to the utility model, the screw head, the threaded rod, the chip guide straight grooves and the auxiliary thread pieces are combined together, through experimental optimization, the concave chip guide arc grooves are symmetrically arranged on the two side surfaces of the threaded rod of the screw, so that the effect of necking and storing chips is generated, the use state of the threads of the screw is not affected, meanwhile, the plurality of auxiliary thread pieces are erected in the middle part, the stability of the threaded rod can be supported and maintained, the connection shaking caused by the reducing of the screw is prevented, the connection is convenient, and the popularization and the application are facilitated.
The features and advantages of the present utility model will be described in detail by way of example with reference to the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a schematic view of a cross-sectional front view of a double-sided chip guide screw according to the present utility model;
fig. 2 is a schematic bottom view of a double sided chip guide screw according to the present utility model.
In the figure: 1-screw head, 2-threaded rod, 3-chip guiding straight groove, 4-auxiliary screw thread piece, 5-self-tapping screw head and 6-chip guiding cambered surface.
[ detailed description ] of the utility model
Referring to fig. 1 and 2, the double-sided chip guide screw comprises a screw head 1, a threaded rod 2, chip guide straight grooves 3 and auxiliary thread pieces 4, wherein the threaded rod 2 is arranged at the bottom of the screw head 1 along the axial lead, the screw head 1 and the threaded rod 2 are of an integrated structure, a plurality of chip guide straight grooves 3 are axially and symmetrically arranged on the side face of the threaded rod 2, the cross section of the chip guide straight grooves 3 is of an inward concave circular arc shape, a plurality of arc-shaped auxiliary thread pieces 4 are radially sleeved on the outer side of the chip guide straight grooves 3, a spacing distance is reserved between every two adjacent auxiliary thread pieces 4, the external thread size of each auxiliary thread piece 4 is identical with the thread size of the threaded rod 2, a self-tapping screw head 51 is arranged at the bottom of the threaded rod 2, the chip guide straight grooves 3 penetrate through the threaded rod 2, the screw head 1 is of an inner hexagon countersunk screw head 1, the outer side edges of the screw head 1 are provided with anti-skidding threads, the external thread rod of each auxiliary thread piece 4 is of the same external thread rod 4 and the external thread 2, the auxiliary thread pieces 4 are of the same in diameter, the inner side of the auxiliary thread pieces 4 are of the circular arc-shaped guide thread pieces 4, the number of the auxiliary thread pieces is equal to the top of the thread pieces 6, and the thread pieces are uniformly distributed on the top of the thread pieces 4, and the thread pieces are at least on the top of the thread pieces 6.
The working process of the utility model comprises the following steps: screw in threaded hole that decorating the roof corresponds with threaded rod 2, the sweeps of threaded hole get into the less guide chip arc inslot of radius under the screw extrusion effect, discharge the sweeps through guide chip arc inslot, supplementary screw thread piece 4 and threaded rod 2 cooperation form the even screw thread section of diameter to stabilize the location to the screw hole, effectively prevent threaded rod 2 connection that the screw hole part is empty to lead to rock, connection stability is strong.
According to the utility model, the screw head 1, the threaded rod 2, the chip guiding straight groove 3 and the auxiliary thread piece 4 are combined together, through experimental optimization, the concave chip guiding arc grooves are symmetrically arranged on the two side surfaces of the threaded rod of the screw, so that the effect of necking and storing chips is generated, the use state of the threads of the screw is not affected, meanwhile, the plurality of auxiliary thread pieces 4 are erected in the middle part, the stability of the threaded rod 2 can be supported and maintained, the connection shaking caused by the reducing of the screw is prevented, the connection is convenient, and the popularization and the application are facilitated.
The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.
Claims (7)
1. The utility model provides a two-sided guide bits screw which characterized in that: including screw head (1), threaded rod (2), lead bits straight flute (3) and auxiliary thread piece (4), the bottom of screw head (1) is provided with threaded rod (2) along the axial lead position, screw head (1) and threaded rod (2) are integrated into one piece structure, the side axial symmetry of threaded rod (2) is provided with a plurality of leads bits straight flute (3), the cross sectional shape of leading bits straight flute (3) is the convex of indent, the radial cover in the outside of leading bits straight flute (3) is equipped with a plurality of curved auxiliary thread piece (4), keeps the interval distance between adjacent auxiliary thread piece (4), the external screw thread size of auxiliary thread piece (4) is the same with the screw thread size of threaded rod (2).
2. A double sided chip screw as defined in claim 1, wherein: the bottom of threaded rod (2) is provided with self-tapping screw head (5) (1), lead bits straight flute (3) and run through and set up on threaded rod (2).
3. A double sided chip screw as defined in claim 1, wherein: the screw head (1) is a countersunk hexagon socket head cap screw head (1), and anti-skid threads are arranged on the outer side edge of the screw head (1).
4. A double sided chip screw as defined in claim 1, wherein: the outer diameter of the auxiliary thread piece (4) is the same as that of the threaded rod (2), and the vertical section of the auxiliary thread piece (4) is in the shape of a circular arc with the middle part of the inner side face protruding.
5. A double sided chip screw as defined in claim 1, wherein: the number of the auxiliary thread pieces (4) is at least six, and the auxiliary thread pieces (4) are uniformly and symmetrically distributed on the threaded rod (2).
6. A double sided chip screw as defined in claim 1, wherein: the auxiliary thread piece (4) and the threaded rod (2) are of an integrated structure.
7. A double sided chip screw as defined in claim 1, wherein: the top of the guide chip straight groove (3) is provided with a guide chip cambered surface (6), and the outer side edge of the guide chip cambered surface (6) is flush with the top edge of the threaded rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223373549.4U CN218971606U (en) | 2022-12-13 | 2022-12-13 | Double-sided chip guide screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223373549.4U CN218971606U (en) | 2022-12-13 | 2022-12-13 | Double-sided chip guide screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218971606U true CN218971606U (en) | 2023-05-05 |
Family
ID=86152662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223373549.4U Active CN218971606U (en) | 2022-12-13 | 2022-12-13 | Double-sided chip guide screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218971606U (en) |
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2022
- 2022-12-13 CN CN202223373549.4U patent/CN218971606U/en active Active
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