CN203655839U - Pan bolt - Google Patents

Pan bolt Download PDF

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Publication number
CN203655839U
CN203655839U CN201320730390.9U CN201320730390U CN203655839U CN 203655839 U CN203655839 U CN 203655839U CN 201320730390 U CN201320730390 U CN 201320730390U CN 203655839 U CN203655839 U CN 203655839U
Authority
CN
China
Prior art keywords
bolt
dismounting
disassembly
assembly
linkage
Prior art date
Application number
CN201320730390.9U
Other languages
Chinese (zh)
Inventor
姜祥虎
方建乃
董建良
Original Assignee
温州市欧力尔标准件有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 温州市欧力尔标准件有限公司 filed Critical 温州市欧力尔标准件有限公司
Priority to CN201320730390.9U priority Critical patent/CN203655839U/en
Application granted granted Critical
Publication of CN203655839U publication Critical patent/CN203655839U/en

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Abstract

The utility model discloses a pan bolt. The pan bolt comprises a bolt head and a threaded rod, wherein one end of the threaded rod is fixedly connected with the bolt head. The bolt head comprises an installation abutting portion and a disassembly and assembly portion, wherein the installation abutting portion is arranged in a disk shape, and the disassembly and assembly portion is used for detachment through a tool. The threaded rod is connected with the installation abutting portion. The disassembly and assembly portion is a hexagonal head which is convenient to assemble and disassemble with a spanner. The end, opposite to the installation abutting portion, of the disassembly and assembly portion is provided with an inner hexagonal groove which facilitates disassembly and assembly through a socket head wrench. A cross-shaped groove is formed in the bottom of the inner hexagonal groove and facilitates assembly and disassembly with a screwdriver. The disassembly and assembly portion is a hexagonal head so that a movable spanner or a fixed spanner can be adopted in the process of assembly and disassembly; due to the fact that the hexagonal groove is formed, if a user does not have other tools, the user can directly use the socket head wrench in the process of assembly and disassembly. Due to the fact that the cross-shaped groove is formed, the bolt can be conveniently assembled and disassembled by the user with a cross screwdriver or a slot type screwdriver. On the condition that the user has a few tools or a few of specifications of tools, the pan bolt can be assembled and disassembled through multiple kinds of tools, and therefore the pan bolt is convenient to use and practical.

Description

Pan bolt
Technical field
The utility model relates to a kind of bolt, and more particularly, it relates to a kind of pan bolt.
Background technique
Bolt, by head and screw rod (with an externally threaded cylindrical body) class fastening piece dimerous, need coordinate with nut, for being fastenedly connected two parts with through hole.This Connecting format claims bolt to connect.As nut is screwed off from bolt, can make again these two parts separately, be to belong to removably connect therefore bolt connects.
Bolt comprises the screw rod that bolt head is fixedly connected with bolt head with one end, pan bolt is that bolt head is plate-like setting, in the time using bolton object, first screw rod is accessed on screw rod by the other end cover of the relative bolt head of screw rod through mounting hole nut, and then select loading nut, thereby make the coiled hair common combination on nut and bolt head play fastening effect.Thereby the bolt of this set can only turn nut by spanner in use and play fastening effect, in the situation that people's instrument is limited, be often faced with the circumstances that can not carry out to bolt dismounting.
Model utility content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of pan bolt, and this kind of bolt enough adapts to the dismounting of multiple types of tools, convenient and practical.
For achieving the above object, the utility model provides following technological scheme:
A kind of pan bolt, comprise the screw rod that bolt head and one end are fixedly connected with bolt head, described bolt head comprises the installation contact part of setting in the form of annular discs and the dismounting portion for instrument dismounting, described screw rod is connected with installation contact part, described dismounting portion is the six square toes settings of being convenient to spanner dismounting, the other end that described dismounting portion installs contact part relatively offers the interior hex slot of being convenient to inner hexagon spanner dismounting, and described interior hex slot bottom offers the cross recess of being convenient to screw-driver dismounting.
By adopting technique scheme, dismounting portion is arranged to six square toes, while being placed on dismounting, can adopt adjustable spanner or stupid spanner, offer again hex slot, if user can not have other instruments in the time of dismounting, can directly adopt inner hexagon spanner, offer cross recess and facilitate Phillips screwdriver or straight screwdriver assembling-disassembling bolt, when less or specification is less at user instrument, can adapt to the dismounting of multiple types of tools, convenient and practical.
Further improvement as technique scheme: described screw rod comprise for nut thread coordinate thread section and the linkage section for being connected with mounting hole, described linkage section with installation contact part be connected, described linkage section external diameter is greater than thread section external diameter.
By adopting technique scheme, linkage section and thread section separate, and the radial shear power that linkage section bears while connection with mounting hole is larger, and linkage section external diameter is larger than thread section, are not easy fracture, longer service life like this at connection procedure middle connecting segment.
The utility model is further set to: the external diameter of described installation contact part is greater than the external diameter of linkage section.
By adopting technique scheme, contact part external diameter is installed and is greater than linkage section external diameter, contact part is installed so when mounted and can makes conflict effect, easy accessibility to the linkage section being arranged in mounting hole.
Accompanying drawing explanation
Fig. 1 is the utility model pan bolt embodiment's structural representation one;
Fig. 2 is the utility model pan bolt embodiment's structural representation two.
Reference character:
1, bolt head; 11, dismounting portion; 111, interior hex slot; 112, cross recess; 2, screw rod; 21, linkage section; 22, thread section.
Embodiment
Referring to figs. 1 through Fig. 2, the utility model pan bolt embodiment is described further.
A kind of pan bolt, comprise the screw rod 2 that bolt head 1 and one end are fixedly connected with bolt head 1, described bolt head 1 comprises the installation contact part of setting in the form of annular discs and the dismounting portion 11 for instrument dismounting, described screw rod 2 is connected with installation contact part, described dismounting portion 11 is the six square toes settings of being convenient to spanner dismounting, the other ends of described dismounting portion 11 relative installation contact parts offer the interior hex slot 111 of being convenient to inner hexagon spanner dismounting, and described interior hex slot 111 bottoms offer the cross recess 112 of being convenient to screw-driver dismounting.
By adopting technique scheme, dismounting portion 11 is arranged to six square toes, while being placed on dismounting, can adopt adjustable spanner or stupid spanner, offer again hex slot, if user can not have other instruments in the time of dismounting, can directly adopt inner hexagon spanner, offer cross recess 112 and facilitate Phillips screwdriver or straight screwdriver assembling-disassembling bolt, when less or specification is less at user instrument, can adapt to the dismounting of multiple types of tools, convenient and practical.In the time of fastening object, the first mounting hole through fastened object by screw rod 2, make an end face and object that the relative screw rod 2 in contact part is installed be adjacent to setting, and then use nut sleeve to be connected on thread section 22, turn nut or employing adjustable spanner clamp six square toes of dismounting portion 11, or use inner hexagon spanner to insert in hex slot, or adopt Phillips screwdriver to insert in cross recess 112, make screw rod 2 nut rotation in opposite directions, thereby make nut jointly coordinate fastening object with installation contact part.
Described screw rod 2 comprise for nut thread coordinate thread section 22 and the linkage section 21 for being connected with mounting hole, described linkage section 21 with installation contact part be connected, described linkage section 21 external diameters are greater than thread section 22 external diameters.By adopting technique scheme, linkage section 21 and thread section 22 separate, and the radial shear power that linkage section 21 bears while connection with mounting hole is larger, and linkage section 21 external diameters are larger than thread section 22, be not easy fracture, longer service life at connection procedure middle connecting segment 21 like this.
The external diameter of described installation contact part is greater than the external diameter of linkage section 21.By adopting technique scheme, contact part external diameter is installed and is greater than linkage section 21 external diameters, contact part is installed so when mounted and can makes conflict effect, easy accessibility to the linkage section 21 being arranged in mounting hole.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technological schemes belonging under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (3)

1. a pan bolt, comprise the screw rod that bolt head and one end are fixedly connected with bolt head, it is characterized in that: described bolt head comprises the installation contact part of setting in the form of annular discs and the dismounting portion for instrument dismounting, described screw rod is connected with installation contact part, described dismounting portion is the six square toes settings of being convenient to spanner dismounting, the other end that described dismounting portion installs contact part relatively offers the interior hex slot of being convenient to inner hexagon spanner dismounting, and described interior hex slot bottom offers the cross recess of being convenient to screw-driver dismounting.
2. pan bolt according to claim 1, it is characterized in that: described screw rod comprise for nut thread coordinate thread section and the linkage section for being connected with mounting hole, described linkage section is connected with installation contact part, and described linkage section external diameter is greater than thread section external diameter.
3. pan bolt according to claim 2, is characterized in that: the external diameter of described installation contact part is greater than the external diameter of linkage section.
CN201320730390.9U 2013-11-18 2013-11-18 Pan bolt CN203655839U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320730390.9U CN203655839U (en) 2013-11-18 2013-11-18 Pan bolt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320730390.9U CN203655839U (en) 2013-11-18 2013-11-18 Pan bolt

Publications (1)

Publication Number Publication Date
CN203655839U true CN203655839U (en) 2014-06-18

Family

ID=50922230

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320730390.9U CN203655839U (en) 2013-11-18 2013-11-18 Pan bolt

Country Status (1)

Country Link
CN (1) CN203655839U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104195313A (en) * 2014-09-17 2014-12-10 平湖市当湖街道飞天人机械图文设计服务部 Industrial sewing machine semi-circular connector and heat treatment technology thereof
TWI510719B (en) * 2014-12-31 2015-12-01 Kabo Tool Co Drive structure of screw
CN108506312A (en) * 2018-03-08 2018-09-07 浙江吉达金属有限公司 Adjustment screw and its manufacturing process

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104195313A (en) * 2014-09-17 2014-12-10 平湖市当湖街道飞天人机械图文设计服务部 Industrial sewing machine semi-circular connector and heat treatment technology thereof
TWI510719B (en) * 2014-12-31 2015-12-01 Kabo Tool Co Drive structure of screw
CN108506312A (en) * 2018-03-08 2018-09-07 浙江吉达金属有限公司 Adjustment screw and its manufacturing process

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140618

Termination date: 20141118

EXPY Termination of patent right or utility model