CN202811775U - Locknut - Google Patents

Locknut Download PDF

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Publication number
CN202811775U
CN202811775U CN 201220507662 CN201220507662U CN202811775U CN 202811775 U CN202811775 U CN 202811775U CN 201220507662 CN201220507662 CN 201220507662 CN 201220507662 U CN201220507662 U CN 201220507662U CN 202811775 U CN202811775 U CN 202811775U
Authority
CN
China
Prior art keywords
threaded hole
nut
locknut
thread hole
main body
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
CN 201220507662
Other languages
Chinese (zh)
Inventor
王国良
Original Assignee
王国良
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 王国良 filed Critical 王国良
Priority to CN 201220507662 priority Critical patent/CN202811775U/en
Application granted granted Critical
Publication of CN202811775U publication Critical patent/CN202811775U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a locknut which comprises a locknut body provided with a main threaded hole. The locknut body is provided with a positioning threaded hole vertical to the main threaded hole and penetrating to the inner side of the main threaded hole. The positioning threaded hole is provided with a positioning bolt matched with the positioning threaded hole. The bottom of the positioning bolt is provided with a sharp end which is in an inverted-cone shape. The locknut solves the problem that an existing nut is prone to loosening under a vibration environment, and is not prone to loosening.

Description

A kind of lock nut
Technical field
The utility model relates to a kind of threaded fastener, relates in particular to a kind of lock nut.
Background technique
At present, the nut on the market does not have anti-loose structure substantially, when being fixed with bolt, if long-term work under vibration environment, causes getting loose of nut easily, affects the normal operation of equipment, can bring certain potential safety hazard to the staff yet.
Summary of the invention
The problem that the utility model gets loose under vibration environment easily in order to solve present nut proposes a kind of lock nut that is difficult for getting loose.
To achieve these goals, the utility model is by the following technical solutions: a kind of lock nut, comprise the nut main body that is provided with the main thread hole, described nut main body is provided with vertical with the main thread hole and is through to positioning spiro pit in the main thread hole, and described positioning spiro pit is provided with the holding down bolt with the positioning spiro pit coupling.
As preferably, described holding down bolt bottom is provided with the tip.
As preferably, described tip is inverted conical.
Therefore, the utlity model has following beneficial effect: (1) is provided with holding down bolt, prevents that nut from getting loose; (2) technique is simple, and is easy to process; (3) simple in structure, cost is low.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is another kind of structural representation of the present utility model.
Fig. 3 is a kind of structural representation of the utility model nut main body.
1: nut main body; 2: holding down bolt; 3: the tip; 4: the main thread hole; 5: positioning spiro pit.
Embodiment
Below in conjunction with accompanying drawing and specific embodiments the utility model is further described.
A kind of lock nut, referring to Fig. 1--3, comprise the nut main body 1 that is provided with main thread hole 4, described nut main body 1 be provided with one vertical with main thread hole 4 and be through to positioning spiro pit 5 in the main thread hole 4, described positioning spiro pit 5 is provided with the holding down bolt 2 with positioning spiro pit 5 couplings, and described holding down bolt 2 bottoms are provided with the tip 3 of inverted conical.
During use, nut main body 1 is installed to the required part that is tightened on the supporting bolt, the holding down bolt 2 on the fastening nut main body 1 again, so that on the bolt of tip 3 diebacks in main thread hole 4 of holding down bolt 2, stop nut main body 1 and main thread hole 4 inner bolts to relatively rotate, prevent that nut main body 1 from getting loose.

Claims (3)

1. lock nut, comprise the nut main body (1) that is provided with main thread hole (4), it is characterized in that: described nut main body (1) is provided with vertical with main thread hole (4) and is through to the interior positioning spiro pit (5) in main thread hole (4), and described positioning spiro pit (5) is provided with the holding down bolt (2) with positioning spiro pit (5) coupling.
2. a kind of lock nut according to claim 1 is characterized in that: be provided with tip (3) bottom the described holding down bolt (2).
3. a kind of lock nut according to claim 2 is characterized in that: described tip (3) are inverted conical.
CN 201220507662 2012-09-29 2012-09-29 Locknut Expired - Fee Related CN202811775U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220507662 CN202811775U (en) 2012-09-29 2012-09-29 Locknut

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220507662 CN202811775U (en) 2012-09-29 2012-09-29 Locknut

Publications (1)

Publication Number Publication Date
CN202811775U true CN202811775U (en) 2013-03-20

Family

ID=47870654

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220507662 Expired - Fee Related CN202811775U (en) 2012-09-29 2012-09-29 Locknut

Country Status (1)

Country Link
CN (1) CN202811775U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104565094A (en) * 2015-01-30 2015-04-29 周玉翔 Rotating shaft fixing end of drum balancing machine
CN106050877A (en) * 2016-06-27 2016-10-26 无锡迪奥机械有限公司 Nut with fastening bolt

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104565094A (en) * 2015-01-30 2015-04-29 周玉翔 Rotating shaft fixing end of drum balancing machine
CN106050877A (en) * 2016-06-27 2016-10-26 无锡迪奥机械有限公司 Nut with fastening bolt

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130320

Termination date: 20130929