CN203826596U - Wire pressing screw assembly - Google Patents
Wire pressing screw assembly Download PDFInfo
- Publication number
- CN203826596U CN203826596U CN201420267942.1U CN201420267942U CN203826596U CN 203826596 U CN203826596 U CN 203826596U CN 201420267942 U CN201420267942 U CN 201420267942U CN 203826596 U CN203826596 U CN 203826596U
- Authority
- CN
- China
- Prior art keywords
- fastening surface
- screw
- bolt assembly
- pressing bolt
- screw rod
- 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
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model discloses a wire pressing screw assembly. The technical scheme of the wire pressing screw assembly is characterized in that the wire pressing screw assembly comprises a screw and a pressing piece. The screw comprises a head portion and a screw rod. The outer sidewall of the screw rod is provided with connection threads. The pressing piece is provided with a thread hole for the screw rod to pass through. The end surface of the head portion which is matched with the pressing piece is a first fastening surface. The end surface of the pressing piece which is matched with the head portion is a second fastening surface. The first fastening surface is provided with an inwards-recessed annular groove. The second fastening surface is provided with an inwards-recessed anti-skidding groove. According to the utility model, the screw and the pressing piece are provided with the annular groove and the anti-skidding groove separately to provide an enough pressing force for the pressed wire so as to effectively avoid the pressed wire from being pulled out.
Description
Technical field
The utility model relates to fastener areas, and more particularly, it relates to a kind of line pressing bolt assembly.
Background technology
At present, a line pressing bolt assembly, comprises screw and compressing tablet, and screw comprises head and screw rod, described compressing tablet is provided with the screwed hole wearing for screw rod, on market, great majority need to fixing line be all that first screw passes compressing tablet upper screwed hole, and line is placed between head and compressing tablet, tightens screw in compression line, but often due to head and compressing tablet thrust inadequate, easily cause the phenomenon that institute's line ball is pulled out to occur, thereby cause repeated work, bring expending of unnecessary time and manpower.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of line pressing bolt assembly, has and provides enough thrusts to institute's line ball, effectively avoids institute's line ball to pull out.
For achieving the above object, the utility model provides following technical scheme: a kind of line pressing bolt assembly, comprise screw and compressing tablet, screw comprises head and screw rod, the lateral wall of described screw rod is provided with connecting thread, described compressing tablet is provided with the screwed hole wearing for screw rod, the end face that described head matches with compressing tablet is the first fastening surface, the end face that described compressing tablet matches with head is the second fastening surface, described the first fastening surface is provided with the annular groove caving inward, and described the second fastening surface is provided with the antiskid groove caving inward.
By adopting technique scheme, line is placed between the first fastening surface and the second fastening surface, because described the first fastening surface is provided with the annular groove caving inward, described the second fastening surface is provided with the antiskid groove caving inward, increase the first fastening surface and the second fastening surface to institute's line ball contact area, on screw, screw rod, through screwed hole and compression line that is threaded with it, has increased the thrust to institute's line ball, effectively avoid institute's line ball to pull out, improve line pressing bolt assembly chucking power.
The utility model is further set to: described antiskid groove is two and is symmetrically placed in the both sides of screwed hole.
By adopting technique scheme, antiskid groove is distributed on the second fastening surface of compressing tablet more reasonable, be convenient to manufacture.
The utility model is further set to: in described antiskid groove, be provided with several equally distributed anticreep teeth.
By adopting technique scheme, anticreep tooth is set in antiskid groove, improve the frictional force of compressing tablet to institute's dental floss, prevent that institute's line ball from occurring because thrust deficiency causes the phenomenon that institute's line ball is pulled out.
The utility model is further set to: described connecting thread is provided with the back stop slot being recessed to form by connecting thread away from head one end.
By adopting technique scheme, described back stop slot can be by connecting thread is destroyed, and punching press forms, and effectively prevents toner screw.
The utility model is further set to: the relative screw rod of described head other end is provided with flat recess, and two madial wall middle parts of described flat recess are equipped with the groove that caves inward, and the diapire middle part of described flat recess is provided with the square groove caving inward.
By adopting technique scheme, rotary screw, can be used a word spanner, cross like spanner and one of them spanner of square spanner tighten or unclamp, and makes the screw scope of application wider.
The utility model is further set to: the cross section of described annular groove is U-shaped.
By adopting technique scheme, described annular groove can pass through forging molding, and cross section is the U-shaped moulding of being convenient to.
The utility model is further set to: the cross section of described antiskid groove is V-type.
By adopting technique scheme, described antiskid groove can obtain pressing plate drawing, and its cross section is that V-type is convenient to be shaped.
Accompanying drawing explanation
Fig. 1 is the assembly structure schematic diagram of a kind of line pressing bolt assembly of the utility model;
Fig. 2 is the vertical view of a kind of line pressing bolt assembly of the utility model;
Fig. 3 is the vertical view of compressing tablet 2 in Fig. 1.
In figure 1, screw; 11, head; 111, the first fastening surface; 112, annular groove; 12, screw rod; 121, connecting thread; 122, back stop slot; 13, flat recess; 14, groove; 15, square groove; 2, compressing tablet; 21, screwed hole; 22, the second fastening surface; 23, antiskid groove; 24, anticreep tooth.
Embodiment
Referring to figs. 1 through Fig. 3, a kind of line pressing bolt assembly of the utility model is described further.
A kind of line pressing bolt assembly, comprise screw 1 and compressing tablet 2, screw 1 comprises head 11 and screw rod 12, the lateral wall of described screw rod 12 is provided with connecting thread 121, described compressing tablet 2 is provided with the screwed hole 21 wearing for screw rod 12, the end face that described head 11 matches with compressing tablet 2 is the first fastening surface 111, the end face that described compressing tablet 2 matches with head 11 is the second fastening surface 22, described the first fastening surface 111 is provided with the annular groove 112 caving inward, described annular groove 112 can pass through forging molding, cross section is the U-shaped moulding of being convenient to, described the second fastening surface 22 is provided with the antiskid groove 23 caving inward, described antiskid groove 23 can obtain pressing plate drawing, its cross section is that V-type is convenient to be shaped.
Described antiskid groove 23 is two and is symmetrically placed in the both sides of screwed hole 21, make like this antiskid groove 23 distribute on the second fastening surface 22 of compressing tablet 2 more reasonable, be convenient to manufacture, in order to improve the frictional force of 2 pairs of institute's dental floss of compressing tablet, prevent that institute's line ball from occurring because thrust deficiency causes the phenomenon that institute's line ball is pulled out, and can be provided with several equally distributed anticreep teeth 24 in described antiskid groove 23.
Line is placed between the first fastening surface 111 and the second fastening surface 22, because described the first fastening surface 111 is provided with the annular groove 112 caving inward, described the second fastening surface 22 is provided with the antiskid groove 23 caving inward, increase 22 pairs of institute's line ball contacts area of the first fastening surface 111 and the second fastening surface, on screw 1, screw rod 12 is through screwed hole 21 and compression line that is threaded with it, increase the thrust to institute's line ball, effectively avoided institute's line ball to pull out, improved line pressing bolt 1 assembly chucking power.
Wherein said connecting thread 121 is provided with the back stop slot 122 being recessed to form by connecting thread 121 away from head 11 one end, can be by connecting thread 121 be destroyed, and punching press forms, and effectively prevents that screw 1 from coming off.
Described head 11 relative screw rod 12 other ends are provided with flat recess 13, two madial wall middle parts of described flat recess 13 are equipped with the groove 14 that caves inward, the diapire middle part of described flat recess 13 is provided with the square groove 15 caving inward, make rotary screw 1, can use a word spanner, cross like spanner and one of them spanner of square spanner tighten or unclamp, make screw 1 scope of application wider.
Claims (7)
1. a line pressing bolt assembly, comprise screw and compressing tablet, screw comprises head and screw rod, the lateral wall of described screw rod is provided with connecting thread, described compressing tablet is provided with the screwed hole wearing for screw rod, it is characterized in that: the end face that described head matches with compressing tablet is the first fastening surface, and the end face that described compressing tablet matches with head is the second fastening surface, described the first fastening surface is provided with the annular groove caving inward, and described the second fastening surface is provided with the antiskid groove caving inward.
2. a kind of line pressing bolt assembly according to claim 1, is characterized in that: described antiskid groove is two and is symmetrically placed in the both sides of screwed hole.
3. a kind of line pressing bolt assembly according to claim 2, is characterized in that: in described antiskid groove, be provided with several equally distributed anticreep teeth.
4. according to a kind of line pressing bolt assembly described in claim 1,2 or 3, it is characterized in that: described connecting thread is provided with the back stop slot being recessed to form by connecting thread away from head one end.
5. a kind of line pressing bolt assembly according to claim 4, it is characterized in that: the relative screw rod of described head other end is provided with flat recess, two madial wall middle parts of described flat recess are equipped with the groove that caves inward, and the diapire middle part of described flat recess is provided with the square groove caving inward.
6. a kind of line pressing bolt assembly according to claim 5, is characterized in that: the cross section of described annular groove is U-shaped.
7. according to a kind of line pressing bolt assembly described in claim 1,2 or 3, it is characterized in that: the cross section of described antiskid groove is V-type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420267942.1U CN203826596U (en) | 2014-05-23 | 2014-05-23 | Wire pressing screw assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420267942.1U CN203826596U (en) | 2014-05-23 | 2014-05-23 | Wire pressing screw assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203826596U true CN203826596U (en) | 2014-09-10 |
Family
ID=51482063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420267942.1U Expired - Fee Related CN203826596U (en) | 2014-05-23 | 2014-05-23 | Wire pressing screw assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203826596U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889633A (en) * | 2014-10-09 | 2016-08-24 | 遵义遵宏螺杆厂 | Novel cable pressing bolt |
-
2014
- 2014-05-23 CN CN201420267942.1U patent/CN203826596U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889633A (en) * | 2014-10-09 | 2016-08-24 | 遵义遵宏螺杆厂 | Novel cable pressing bolt |
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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: 20140910 Termination date: 20160523 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |