CN205780182U - A kind of high life bolt - Google Patents
A kind of high life bolt Download PDFInfo
- Publication number
- CN205780182U CN205780182U CN201620416723.4U CN201620416723U CN205780182U CN 205780182 U CN205780182 U CN 205780182U CN 201620416723 U CN201620416723 U CN 201620416723U CN 205780182 U CN205780182 U CN 205780182U
- Authority
- CN
- China
- Prior art keywords
- threaded rod
- driving section
- cylindrical bar
- connecting portion
- bolt
- 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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Abstract
The utility model discloses a kind of securing member, aim to provide the high life bolt that a kind of intensity is high, its drip irrigation device is a kind of high life bolt, including bolt body, described bolt body includes bolt head and screw rod, screw rod includes cylindrical bar and threaded rod, cylindrical bar one end is connected with bolt head, the cylindrical bar other end is connected with threaded rod, cylindrical bar is provided with, with the end that connects of threaded rod, the spacing screw thread being connected with threaded rod bar, spacing screw thread includes the first limiting section being sequentially connected with, first rib and the second limiting section, first limiting section, first rib and the second limiting section are arc-shaped, first limiting section is connected with threaded rod, second limiting section is connected with cylindrical bar the device that this utility model is applicable to be screwed.
Description
Technical field
This utility model relates to a kind of securing member, more specifically, it relates to a kind of high life bolt.
Background technology
Bolt is the threaded securing member of cylinder of adapted nut or screwed hole, by a head and screw rod class securing member dimerous, need to coordinate with nut or screwed hole, belong to and removably connect.
Existing bolt is in use, when the power that operator uses is excessive, bolt fracture can be caused not because of bolt strength, and when tightening, can cause and skid between the screw thread on bolt and the screw thread on nut, bolts and nuts are all easily damaged, service life will be had influence on, existing bolt is in order to prevent from connected piece is caused damage, typically require packing ring to coordinate, but packing ring is easily lost when dismounting, uses inconvenience, if bolt in use imprudence drops, the screw thread on bolt can be caused and damage and the service life of bolt.
Utility model content
The deficiency existed for prior art, the purpose of this utility model is the high life bolt providing a kind of intensity high.
For achieving the above object, this utility model provides following technical scheme: a kind of high life bolt, including bolt body, described bolt body includes bolt head and screw rod, screw rod includes cylindrical bar and threaded rod, cylindrical bar one end is connected with bolt head, the cylindrical bar other end is connected with threaded rod, threaded rod is provided with, with the end that connects of cylindrical bar, the spacing screw thread being connected with cylindrical bar, spacing screw thread includes the first limiting section being sequentially connected with, first rib and the second limiting section, first limiting section, first rib and the second limiting section are arc-shaped, first limiting section is connected with threaded rod, second limiting section is connected with cylindrical bar.
nullBy using technique scheme，Operator is when tighting a bolt body，First limiting section can be first inconsistent with screwed hole，Threaded rod is caused resistance，It is made to be difficult to screwin again，Prompting operator tightened，Gap may be there is in screwed hole after being used for multiple times of threaded rod，When the effect of the first limiting section generation is less，By the second limiting section, threaded rod can be caused resistance，It is made to be difficult to screwin again，Prompting operator tightened，Can effectively reduce the situation causing threaded rod to damage of skidding between threaded rod and screwed hole because of stubborn too tight，Service life can be increased，First rib can increase the bonding strength between the first limiting section and the second limiting section，First limiting section、First rib and the second limiting section are arc-shaped，Ensure that threaded rod is progressively incremented by the connection end of cylindrical bar is a diameter of，When threaded rod is tightened, produced resistance is also progressively to be incremented by，Threaded rod will be caused to damage because power is the most excessive，Limiting section too increases the connection area between cylindrical bar and threaded rod，Reduce stress to concentrate，Thus increase its bonding strength，Increase its service life.
This utility model is further arranged to: described bolt head includes the first driving section and the second driving section, second one end, driving section is connected with the first driving section, the second driving section other end is connected with cylindrical bar, first driving section is provided with, with the end that connects of the second driving section, the intensive aspect being connected with the second driving section, intensive aspect includes being sequentially connected the first connecting portion connect, second rib and the second connecting portion, first connecting portion, second rib and the second connecting portion cross section are circular arc, first connecting portion and the first driving section are connected, second connecting portion and the second driving section are connected.
nullBy using technique scheme，First driving section is positive hexagonal prism shape，It is easy to the finger with operator or spanner is inconsistent，It is easy to rotate，Second driving section makes to there is certain interval between the first driving section and screw rod，Prevent finger or spanner and screw rod inconsistent and affect use，In rotary course，Active force can be caused in second driving section by the first driving section，Intensive aspect includes being sequentially connected and connects the first connecting portion、Second rib and the second connecting portion，First connecting portion and the first driving section are connected，Second connecting portion and the second driving section are connected，Booster action can be played in first driving section by the first connecting portion，Booster action can be played in second driving section by the second connecting portion，When the first driving section stress，Part power can be conducted to the second connecting portion to the second rib by the first connecting portion conduction again，Again by the second connecting portion conduction to the second driving section，A part of active force on first driving section is conducted to the second driving section by intensive aspect，Thus reduce the first driving section and the active force of the second junction, driving section，Reduce bolt head and screw rod connects the possibility that end ruptures,Increase service life，First connecting portion and the second connecting portion can be played support reinforcing effect by the second rib，First connecting portion、Second rib and the second connecting portion are arc-shaped，Arc-shaped has more preferable resistance to compression effect，Increase its intensity，Intensive aspect is that arc-shaped adds the connecting end surface of stiffening ring and screw rod and amasss，Thus add the bonding strength of stiffening ring and screw rod，Also increase stiffening ring and be connected the stress surface of end with screw rod，Stress can be reduced concentrate，Reduce the damage caused because of stress，Increase service life.
This utility model is further arranged to: described second driving section is provided with, with the end that connects of cylindrical bar, the limited block being connected with cylindrical bar.
By using technique scheme; limited block is used for protecting the surface of connected piece not abraded by bolt head; the dispersion bolt head pressure to connected piece; play the effect identical with packing ring; limited block is integrally fixed on bolt body; will not lose; simultaneously during the second driving section stress; a part of active force on second driving section can be by limited block conduction to cylindrical bar; decrease the first driving section and the active force of the second junction, driving section; thus reduce bolt head and the possibility of screw rod connection end fracture, increase service life.
This utility model is further arranged to: described threaded rod and cylindrical bar connect the other end of end and be provided with locating piece, locating piece is truncated cone-shaped, the end face being relatively large in diameter of locating piece is connected with threaded rod, and locating piece is connected the diameter of end and the equal diameters of locating piece with threaded rod.
By using technique scheme; locating piece is easy to being directed at of threaded rod and nut; convenient use; when bolt body imprudence drops on the ground; screw thread is easily caused damage by the end colliding surface of threaded rod, and when having locating piece, locating piece is connected the other end of end and does not have screw thread with threaded rod; threaded rod can be played a protective role, increase its service life.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model high life screw embodiment.
Fig. 2 is the left view structural representation of this utility model high life screw embodiment Fig. 1.
Fig. 3 is A portion structure for amplifying schematic diagram in this utility model high life screw embodiment Fig. 1.
Fig. 4 is B portion structure for amplifying schematic diagram in this utility model high life screw embodiment Fig. 1.
Reference in figure, 1-bolt head, 2-screw rod, 3-cylindrical bar, 4-threaded rod, the spacing screw thread of 10-, 11-the first limiting section, 12-the first rib, 13-the second limiting section, 21-the first driving section, 22-the second driving section, 23-intensive aspect, 24-the first connecting portion, 25-the second rib, 26-the second connecting portion, 30-limited block, 31-locating piece.
Detailed description of the invention
Referring to figs. 1 through Fig. 4, this utility model high life screw embodiment is described further.
A kind of high life bolt, including bolt body, described bolt body includes bolt head 1 and screw rod 2, screw rod 2 includes cylindrical bar 3 and threaded rod 4, cylindrical bar 3 one end is connected with bolt head 1, cylindrical bar 3 other end is connected with threaded rod 4, threaded rod 4 is provided with, with the end that connects of cylindrical bar 3, the spacing screw thread 10 being connected with cylindrical bar 3, spacing screw thread 10 includes the first limiting section 11 being sequentially connected with, first rib 12 and the second limiting section 13, first limiting section 11, first rib 12 and the second limiting section 13 are arc-shaped, first limiting section 11 is connected with threaded rod 4, second limiting section 13 is connected with cylindrical bar 3.
nullOperator is when tighting a bolt body，First limiting section 11 can be first inconsistent with screwed hole，Threaded rod 4 is caused resistance，It is made to be difficult to screwin again，Prompting operator tightened，Gap may be there is in screwed hole after being used for multiple times of threaded rod 4，When the effect of the first limiting section 11 generation is less，By the second limiting section 13, threaded rod 4 can be caused resistance，It is made to be difficult to screwin again，Prompting operator tightened，Can effectively reduce the situation causing threaded rod 4 to damage of skidding between threaded rod 4 and screwed hole because of stubborn too tight，Service life can be increased，First rib 12 can increase the bonding strength between the first limiting section 11 and the second limiting section 13，First limiting section 11、First rib 12 and the second limiting section 13 are arc-shaped，Ensure that threaded rod 4 is progressively incremented by the connection end of cylindrical bar 3 is a diameter of，Threaded rod 4 when tightening produced resistance be also progressively to be incremented by，Threaded rod 4 will not be caused to damage because power is the most excessive，Limiting section too increases the connection area between cylindrical bar 3 and threaded rod 4，Reduce stress to concentrate，Thus increase its bonding strength，Increase its service life.
This utility model is further arranged to: described bolt head 1 includes the first driving section 21 and the second driving section 22, second one end, driving section 22 is connected with the first driving section 21, second driving section 22 other end is connected with cylindrical bar 3, first driving section 21 is provided with, with the end that connects of the second driving section 22, the intensive aspect 23 being connected with the second driving section 22, intensive aspect 23 includes being sequentially connected the first connecting portion 24 connect, second rib 25 and the second connecting portion 26, first connecting portion 24, second rib 25 and the second connecting portion 26 cross section are circular arc, first connecting portion 24 is connected with the first driving section 21, second connecting portion 26 is connected with the second driving section 22.
nullFirst driving section 21 is positive hexagonal prism shape，It is easy to the finger with operator or spanner is inconsistent，It is easy to rotate，Second driving section 22 makes to there is certain interval between the first driving section 21 and screw rod 2，Prevent finger or spanner and screw rod 2 inconsistent and affect use，In rotary course，Active force can be caused in second driving section 22 by the first driving section 21，Intensive aspect 23 includes being sequentially connected and connects the first connecting portion 24、Second rib 25 and the second connecting portion 26，First connecting portion 24 is connected with the first driving section 21，Second connecting portion 26 is connected with the second driving section 22，Booster action can be played in first driving section 21 by the first connecting portion 24，Booster action can be played in second driving section 22 by the second connecting portion 26，When the first driving section 21 stress，Part power can be conducted to the second rib 25 by the first connecting portion 24 and be conducted to the second connecting portion 26 again，Conducted to the second driving section 22 by the second connecting portion 26 again，A part of active force on first driving section 21 is conducted to the second driving section 22 by intensive aspect 23，Thus reduce by the first driving section 21 and active force of the second junction, driving section 22，Reduce bolt head 1 and screw rod 2 connects the possibility that end ruptures,Increase service life，First connecting portion 24 and the second connecting portion 26 can be played support reinforcing effect by the second rib 25，First connecting portion 24、Second rib 25 and the second connecting portion 26 are arc-shaped，Arc-shaped has more preferable resistance to compression effect，Increase its intensity，It is long-pending with the connecting end surface of screw rod 2 that intensive aspect 23 adds stiffening ring for arc-shaped，Thus add the bonding strength of stiffening ring and screw rod 2，Also increase stiffening ring and be connected the stress surface of end with screw rod 2，Stress can be reduced concentrate，Reduce the damage caused because of stress，Increase service life.
This utility model is further arranged to: described second driving section 22 is provided with, with the end that connects of cylindrical bar 3, the limited block 30 being connected with cylindrical bar 3.
Limited block 30 is used for protecting the surface of connected piece not abraded by bolt head 1; the dispersion bolt head 1 pressure to connected piece; play the effect identical with packing ring; limited block 30 is integrally fixed on bolt body; will not lose; simultaneously during the second driving section 22 stress; a part of active force on second driving section 22 can be conducted to cylindrical bar 3 by limited block 30; decrease the first driving section 21 and active force of the second junction, driving section 22; thus reduce bolt head 1 and screw rod 2 connects the possibility of end fracture, increase service life.
This utility model is further arranged to: described threaded rod 4 and cylindrical bar 3 connect the other end of end and be provided with locating piece 31, locating piece 31 is truncated cone-shaped, the end face being relatively large in diameter of locating piece 31 is connected with threaded rod 4, and locating piece 31 is connected the diameter of end and the equal diameters of locating piece 31 with threaded rod 4.
Locating piece 31 is easy to being directed at of threaded rod 4 and nut; convenient use; when bolt body imprudence drops on the ground; screw thread is easily caused damage by the end colliding surface of threaded rod 4; when there is locating piece 31; locating piece 31 is connected the other end of end and does not have screw thread with threaded rod 4, can play a protective role threaded rod 4, increase its service life.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, those skilled in the art carries out common variations and alternatives in the range of technical solutions of the utility model and should be included in protection domain of the present utility model.
Claims (4)
1. a high life bolt, including bolt body, it is characterized in that: described bolt body includes bolt head and screw rod, screw rod includes cylindrical bar and threaded rod, cylindrical bar one end is connected with bolt head, the cylindrical bar other end is connected with threaded rod, cylindrical bar is provided with, with the end that connects of threaded rod, the spacing screw thread being connected with threaded rod, spacing screw thread includes the first limiting section being sequentially connected with, first rib and the second limiting section, first limiting section, first rib and the second limiting section are arc-shaped, first limiting section is connected with threaded rod, second limiting section is connected with cylindrical bar.
A kind of high life bolt the most according to claim 1, it is characterized in that: described bolt head includes the first driving section and the second driving section, second one end, driving section is connected with the first driving section, the second driving section other end is connected with cylindrical bar, first driving section is provided with, with the end that connects of the second driving section, the intensive aspect being connected with the second driving section, intensive aspect includes being sequentially connected the first connecting portion connect, second rib and the second connecting portion, first connecting portion, second rib and the second connecting portion cross section are circular arc, first connecting portion and the first driving section are connected, second connecting portion and the second driving section are connected.
A kind of high life bolt the most according to claim 2, is characterized in that: described second driving section is provided with, with the end that connects of cylindrical bar, the limited block being connected with cylindrical bar.
A kind of high life bolt the most according to claim 3, it is characterized in that: described threaded rod and cylindrical bar connect the other end of end and be provided with locating piece, locating piece is truncated cone-shaped, the end face being relatively large in diameter of locating piece is connected with threaded rod, and locating piece is connected the diameter of end and the equal diameters of locating piece with threaded rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620416723.4U CN205780182U (en) | 2016-05-09 | 2016-05-09 | A kind of high life bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620416723.4U CN205780182U (en) | 2016-05-09 | 2016-05-09 | A kind of high life bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205780182U true CN205780182U (en) | 2016-12-07 |
Family
ID=57412607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620416723.4U Expired - Fee Related CN205780182U (en) | 2016-05-09 | 2016-05-09 | A kind of high life bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205780182U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644207A (en) * | 2018-06-26 | 2018-10-12 | 浙江长瑞精密零部件制造有限公司 | A kind of flexible Anti-off bolt of petrochemical industry |
-
2016
- 2016-05-09 CN CN201620416723.4U patent/CN205780182U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644207A (en) * | 2018-06-26 | 2018-10-12 | 浙江长瑞精密零部件制造有限公司 | A kind of flexible Anti-off bolt of petrochemical industry |
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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: 20161207 Termination date: 20190509 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |