CN203230725U - Pivot - Google Patents

Pivot Download PDF

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Publication number
CN203230725U
CN203230725U CN 201320174043 CN201320174043U CN203230725U CN 203230725 U CN203230725 U CN 203230725U CN 201320174043 CN201320174043 CN 201320174043 CN 201320174043 U CN201320174043 U CN 201320174043U CN 203230725 U CN203230725 U CN 203230725U
Authority
CN
China
Prior art keywords
pivot
axis body
termination
location
utility
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 - Lifetime
Application number
CN 201320174043
Other languages
Chinese (zh)
Inventor
陈喜红
张红军
周建斌
朱向阳
李含林
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.)
CRRC Zhuzhou Locomotive Co Ltd
Original Assignee
CSR Zhuzhou Electric Locomotive 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 CSR Zhuzhou Electric Locomotive Co Ltd filed Critical CSR Zhuzhou Electric Locomotive Co Ltd
Priority to CN 201320174043 priority Critical patent/CN203230725U/en
Application granted granted Critical
Publication of CN203230725U publication Critical patent/CN203230725U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model relates to a locomotive part, and in particular relates to a pivot. The pivot comprises a pivot body and a positioning end head at the top end of the pivot body, wherein the lower side of the positioning end head is provided with an installation surface the radius of which is greater than the radius of the end head, and the installation surface is provided with an installation hole. The pivot provided by the utility model can be accurately positioned and connected to a corresponding component, and has enough rigidity and intensity as well as appropriate quality.

Description

A kind of pivot
Technical field
The utility model relates to a kind of locomotive element, is specially a kind of pivot.
Background technique
Existing pivot only is common axis structure, can not accurately locate and be connected on the corresponding part.
Summary of the invention
The purpose of this utility model is, at the deficiencies in the prior art, provides a kind of pivot, can accurately locate and be connected on the corresponding part.
The technical solution of the utility model is, a kind of pivot, described pivot comprise the termination, location on pivot axis body and pivot axis body top, and termination, described location downside is provided with radius greater than the attachment face of termination, location radius, and is provided with mounting hole at attachment face.
Described pivot inside is provided with lightening hole, and namely pivot adopts hollow-core construction, is used for alleviating pivot weight.
But the external suit rubber arthrosis of pivot shaft, the external wall of pivot shaft is provided with to the groove section of pivot axis body central concave, can spacer ring be installed in this groove section, and at the upper and lower sides of spacer ring one group of rubber arthrosis is installed respectively, be provided with two groups of rubber arthrosis, can prevent from respect to pivot unnecessary deflection taking place with pivotally connected parts, with the stability that guarantees to rotate.
The mounting hole that described attachment face is provided with is used for fastening pieces such as construction bolt, and pivot is fixed on the corresponding component.
As known from the above, the utility model can accurately locate and be connected on the corresponding part as a kind of pivot, and has enough rigidity and intensity, and suitable quality.
Description of drawings
Fig. 1 is the axial, cross-sectional view of the utility model pivot;
Fig. 2 is the plan view of the utility model pivot.
Embodiment
As shown in Figure 1 and Figure 2, a kind of pivot, pivot comprises the termination, location 10 on pivot axis body 1 and pivot axis body 1 top, pivot inside is provided with lightening hole 7, pivot axis body 1 outer wall is provided with to the groove section 13 of pivot axis body 1 central concave, termination, location 10 downsides are provided with radius greater than the attachment face 11 of termination, location 10 radiuses, and are arranged with mounting hole 12 at attachment face 11.

Claims (3)

1. a pivot is characterized in that, described pivot comprises the termination, location (10) on pivot axis body (1) and pivot axis body (1) top; Termination, described location (10) downside is provided with radius greater than the attachment face (11) of termination (10), location radius, and is provided with mounting hole (12) at attachment face (11).
2. according to the described pivot of claim 1, it is characterized in that described pivot inside is provided with lightening hole (7).
3. according to the described pivot of claim 1, it is characterized in that described pivot axis body (1) outer wall is provided with to the groove section (13) of pivot axis body (1) central concave.
CN 201320174043 2013-04-09 2013-04-09 Pivot Expired - Lifetime CN203230725U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320174043 CN203230725U (en) 2013-04-09 2013-04-09 Pivot

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320174043 CN203230725U (en) 2013-04-09 2013-04-09 Pivot

Publications (1)

Publication Number Publication Date
CN203230725U true CN203230725U (en) 2013-10-09

Family

ID=49286853

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320174043 Expired - Lifetime CN203230725U (en) 2013-04-09 2013-04-09 Pivot

Country Status (1)

Country Link
CN (1) CN203230725U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105065432A (en) * 2015-07-27 2015-11-18 胡咏梅 Armature shaft for electric tool

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105065432A (en) * 2015-07-27 2015-11-18 胡咏梅 Armature shaft for electric tool

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CX01 Expiry of patent term

Granted publication date: 20131009

CX01 Expiry of patent term