CN203796705U - Bolt - Google Patents

Bolt Download PDF

Info

Publication number
CN203796705U
CN203796705U CN201420112901.5U CN201420112901U CN203796705U CN 203796705 U CN203796705 U CN 203796705U CN 201420112901 U CN201420112901 U CN 201420112901U CN 203796705 U CN203796705 U CN 203796705U
Authority
CN
China
Prior art keywords
groove
draw
bolt
screw rod
bolt head
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
Application number
CN201420112901.5U
Other languages
Chinese (zh)
Inventor
沈上杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wenzhou City Strong Outstanding Stainless Steel Standard Part Co Ltd
Original Assignee
Wenzhou City Strong Outstanding Stainless Steel Standard Part Co Ltd
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 Wenzhou City Strong Outstanding Stainless Steel Standard Part Co Ltd filed Critical Wenzhou City Strong Outstanding Stainless Steel Standard Part Co Ltd
Priority to CN201420112901.5U priority Critical patent/CN203796705U/en
Application granted granted Critical
Publication of CN203796705U publication Critical patent/CN203796705U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a bolt which comprises a bolt head and a bolt rod. The side, opposite to the bolt head, of the bolt rod is provided with a clamping groove, and the bolt head is provided with a clamping block matched with the clamping groove. The clamping block is detachably and fixedly embedded into the clamping groove, and the clamping block and the clamping groove are circumferentially positioned. According to the bolt with the replaceable bolt head, the situation that the groove in the bolt head is damaged and the bolt cannot be unscrewed is avoided.

Description

Bolt
Technical field
The utility model relates to a kind of standard piece and manufactures field, and more particularly, it relates to a kind of bolt.
Background technique
Bolt is the conventional fastening piece of daily life; on bolt head, can be provided with hexangle type or cross groove; can use proper implements to embed and in these grooves, bolt tightened or unscrewed; in routine use process; often there will be hexangle type or cross groove destroyed situation in the process of unscrewing; the destroyed rear use instrument of hexangle type or cruciform groove is just difficult to borrow upper power; that is to say and this bolt can not unscrewed; need to, by other complicated instruments, give in daily life and bring very large inconvenience.
Model utility content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of bolt head removable bolt, avoids occurring the situation that groove on bolt head is difficult to unscrew after destroyed.
For achieving the above object, the utility model provides following technological scheme: a kind of bolt, comprise bolt head and screw rod, described screw rod is provided with draw-in groove with respect to a side of bolt head, on described bolt head, be provided with the fixture block suitable with draw-in groove, described fixture block is detachably fixedly embedded in draw-in groove and described fixture block and draw-in groove are circumferentially located.
By adopting technique scheme, owing to needing only circumferentially and fixing and just can screw by screw-thread fit between bolt head and screw rod, so circumferentially fix being set between bolt head and screw rod and can detachably fix with screw rod vertically, situation about damaging if there is bolt head just can disassemble bolt head changes one and continues use with the suitable bolt head of draw-in groove, has improved practicability.
The utility model is further set to: described draw-in groove is cross setting, and 1/2nd and the described draw-in groove degree of depth that two length in described cross direction are anyhow screw diameter length are 1/10th of screw rod overall length.
By adopting technique scheme, draw-in groove is set to cross appearance, more common because of instrument cross in daily life, if the tension that screw rod is stubborn, by bolt head, can not be easy to unscrew, just bolt head can be disassembled, using larger cross instrument to be embedded in draw-in groove unscrews, area of contact between extracting tool and screw rod increases like this, and extracting tool also becomes large, be more prone to have an effect, thereby screw rod is more easily unscrewed, cross draw-in groove size is limited, both guaranteed that draw-in groove can be easy to use and guaranteed the intensity of screw rod, the degree of depth to draw-in groove limits, make fixture block guarantee that normal situation about using is near possible short, saved making material.
The utility model is further set to: described draw-in groove is yi word pattern setting, and described yi word pattern length is that the degree of depth of 1/2nd and draw-in groove of screw diameter length is 1/10th of screw rod overall length.
By adopting technique scheme, draw-in groove is set to the appearance of yi word pattern, because the instrument of yi word pattern is more common in daily life, if the tension that screw rod is stubborn, by bolt head, can not be easy to unscrew, just bolt head can be disassembled, using larger yi word pattern instrument to be embedded in draw-in groove unscrews, area of contact between extracting tool and screw rod increases like this, and extracting tool also becomes large, be more prone to have an effect, thereby screw rod is more easily unscrewed, draw-in groove size to yi word pattern limits, both guaranteed that draw-in groove can be easy to use and guaranteed the intensity of screw rod, the degree of depth to draw-in groove limits, make fixture block guarantee that normal situation about using is near possible short, saved making material.
The utility model is further set to: described draw-in groove outer surface is provided with the magnetic layer of suction, and described fixture block adopts close magnetic material to make.
By adopting technique scheme, adopt the suction between close magnetic material and magnetic layer to carry out axial restraint, guarantee that fixed effect makes in the time of good to be more prone to dismounting between bolt head and screw rod, convenient during use.
Accompanying drawing explanation
Fig. 1 is the utility model bolt the first embodiment's blast structural representation;
Fig. 2 is the utility model bolt the second embodiment's blast structural representation.
Drawing reference numeral explanation:
1, bolt head; 2, screw rod; 3, draw-in groove; 4, fixture block; 5, magnetic layer.
Embodiment
Referring to figs. 1 through Fig. 2, the utility model bolt embodiment is described further.
A kind of bolt, comprise bolt head 1 and screw rod 2, described screw rod 2 is provided with draw-in groove 3 with respect to a side of bolt head 1, is provided with the fixture block 4 suitable with draw-in groove 3 on described bolt head 1, and described fixture block 4 is detachably fixedly embedded in draw-in groove 3 and described fixture block 4 is circumferentially located with draw-in groove 3.
By adopting technique scheme, owing to needing only circumferentially and fixing and just can screw by screw-thread fit between bolt head 1 and screw rod 2, so circumferentially fix being set between bolt head 1 and screw rod 2 and can detachably fix with screw rod 2 vertically, situation about damaging if there is bolt head 1 just can disassemble bolt head 1 changes a bolt head 1 continuation use for adaptation with it, has improved practicability.
The utility model is further set to: described draw-in groove 3 is cross setting, and 1/2nd and described draw-in groove 3 degree of depth that two length in described cross direction are anyhow screw rod 2 diameter lengths are 1/10th of screw rod 2 overall lengths.
By adopting technique scheme, draw-in groove 3 is set to cross appearance, more common because of instrument cross in daily life, if the tension that screw rod 2 is stubborn, by bolt head 1, can not be easy to unscrew, just bolt head 1 can be disassembled, using larger cross instrument to be embedded in draw-in groove 3 unscrews, area of contact between extracting tool and screw rod 2 increases like this, and extracting tool also becomes large, be more prone to have an effect, thereby screw rod 2 is more easily unscrewed, cross draw-in groove 3 sizes are limited, both guaranteed that draw-in groove 3 can be easy to use and guaranteed the intensity of screw rod 2, the degree of depth to draw-in groove 3 limits, make fixture block 4 guarantee that normal situation about using is near possible short, saved making material.
Described draw-in groove 3 is yi word pattern setting, and described yi word pattern length is that the degree of depth of 1/2nd and the draw-in groove 3 of screw rod 2 diameter lengths is 1/10th of screw rod 2 overall lengths.
By adopting technique scheme, draw-in groove 3 is set to the appearance of yi word pattern, because the instrument of yi word pattern is more common in daily life, if the tension that screw rod 2 is stubborn, by bolt head 1, can not be easy to unscrew, just bolt head 1 can be disassembled, using larger yi word pattern instrument to be embedded in draw-in groove 3 unscrews, area of contact between extracting tool and screw rod 2 increases like this, and extracting tool also becomes large, be more prone to have an effect, thereby screw rod 2 is more easily unscrewed, draw-in groove 3 sizes to yi word pattern limit, both guaranteed that draw-in groove 3 can be easy to use and guaranteed the intensity of screw rod 2, the degree of depth to draw-in groove 3 limits, make fixture block 4 guarantee that normal situation about using is near possible short, saved making material.
Described draw-in groove 3 outer surfaces are provided with the magnetic layer 5 of suction, and described fixture block 4 adopts close magnetic material to make.
By adopting technique scheme, adopt the suction between close magnetic material and magnetic layer 5 to carry out axial restraint, guarantee that fixed effect makes in the time of good to be more prone to dismounting between bolt head 1 and screw rod 2, convenient during use.
The utility model it should be noted that, it is because these two kinds of shape matchings are common with yi word pattern that described draw-in groove 3 is made as cross, trigonometric form, the shape such as hexagonal can be used in the utility model, adopt cross draw-in groove 3 to have more lifting surface area large, the advantage that is easier to unscrew, and adopting yi word pattern to be because easy to make, the intensity of screw rod 2 is high.

Claims (4)

1. a bolt, comprise bolt head and screw rod, it is characterized in that: described screw rod is provided with draw-in groove with respect to a side of bolt head, be provided with the fixture block suitable with draw-in groove on described bolt head, described fixture block is detachably fixedly embedded in draw-in groove and described fixture block and draw-in groove are circumferentially located.
2. bolt according to claim 1, is characterized in that: described draw-in groove is cross setting, and 1/2nd and the described draw-in groove degree of depth that two length in described cross direction are anyhow screw diameter length are 1/10th of screw rod overall length.
3. bolt according to claim 2, is characterized in that: described draw-in groove is yi word pattern setting, and described yi word pattern length is that the degree of depth of 1/2nd and draw-in groove of screw diameter length is 1/10th of screw rod overall length.
4. bolt according to claim 2, is characterized in that: described draw-in groove outer surface is provided with the magnetic layer of suction, and described fixture block adopts close magnetic material to make.
CN201420112901.5U 2014-03-13 2014-03-13 Bolt Expired - Fee Related CN203796705U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420112901.5U CN203796705U (en) 2014-03-13 2014-03-13 Bolt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420112901.5U CN203796705U (en) 2014-03-13 2014-03-13 Bolt

Publications (1)

Publication Number Publication Date
CN203796705U true CN203796705U (en) 2014-08-27

Family

ID=51378919

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420112901.5U Expired - Fee Related CN203796705U (en) 2014-03-13 2014-03-13 Bolt

Country Status (1)

Country Link
CN (1) CN203796705U (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104196857A (en) * 2014-08-29 2014-12-10 秦在荣 Screw rod with groove ports
CN104314951A (en) * 2014-08-30 2015-01-28 秦在荣 Threaded connection type screw rod
CN105332988A (en) * 2015-12-16 2016-02-17 苏州太湖国家旅游度假区希成五金加工厂 High-strength detachable bolt
CN105840625A (en) * 2016-06-02 2016-08-10 常州市金海珑机械制造有限公司 Bolt with adjustable bolt head
CN105952760A (en) * 2016-06-27 2016-09-21 无锡迪奥机械有限公司 Fixedly-cooperated bolt and nut assembly
CN106246683A (en) * 2016-08-25 2016-12-21 安徽六方重联机械股份有限公司 The concealed bolt of cross and its installation tool
CN107237805A (en) * 2017-08-04 2017-10-10 安徽六方重联机械股份有限公司 A kind of bolt

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104196857A (en) * 2014-08-29 2014-12-10 秦在荣 Screw rod with groove ports
CN104314951A (en) * 2014-08-30 2015-01-28 秦在荣 Threaded connection type screw rod
CN105332988A (en) * 2015-12-16 2016-02-17 苏州太湖国家旅游度假区希成五金加工厂 High-strength detachable bolt
CN105840625A (en) * 2016-06-02 2016-08-10 常州市金海珑机械制造有限公司 Bolt with adjustable bolt head
CN105952760A (en) * 2016-06-27 2016-09-21 无锡迪奥机械有限公司 Fixedly-cooperated bolt and nut assembly
CN106246683A (en) * 2016-08-25 2016-12-21 安徽六方重联机械股份有限公司 The concealed bolt of cross and its installation tool
CN107237805A (en) * 2017-08-04 2017-10-10 安徽六方重联机械股份有限公司 A kind of bolt

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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: 20140827

Termination date: 20180313

CF01 Termination of patent right due to non-payment of annual fee