CN204828147U - Connecting piece and have service equipment of this connecting piece - Google Patents
Connecting piece and have service equipment of this connecting piece Download PDFInfo
- Publication number
- CN204828147U CN204828147U CN201520618719.1U CN201520618719U CN204828147U CN 204828147 U CN204828147 U CN 204828147U CN 201520618719 U CN201520618719 U CN 201520618719U CN 204828147 U CN204828147 U CN 204828147U
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- nut
- auricle
- connecting piece
- catch
- hole
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Abstract
The utility model discloses a connecting piece and have service equipment of this connecting piece relates to connecting piece technical field. The connecting piece contains auricle (1), nut (2), separation blade (4) and split pin (5). Auricle (1) and nut (2) is as an organic whole through threaded connection, and during the round hole on fixed platform (3) was installed in auricle (1) and nut (2), the lower surface and nut (2) the fixed connection of separation blade (4) were in the same place. The utility model discloses a connecting piece, simple structure, convenient operation can realize the function of single degree of freedom displacement regulation, and is suitable for the less structure of operating space, when adjusting the connecting piece, can guarantee auricle (1) linear motion, need not rotate by the connecting piece.
Description
Technical field
The utility model relates to link technical field, particularly relates to a kind of telescopic link and has the service equipment of this link.
Background technique
In Machine Design when considering folding or mechanism kinematic, often need to design telescopic mechanism.Traditional design uses screw pair to realize Telescopic mostly between two structural members, but also can produce relative rotation between these two structural members, therefore cannot be applied to relatively rotating conditional mechanism.
Model utility content
The purpose of this utility model is to provide a kind of telescopic link, to solve at least one problem existed in existing background technique.
The technical solution of the utility model is: a kind of link, comprises auricle, nut, catch and cotter pin, wherein,
Described auricle one end is provided with connecting sheet, and connecting sheet is provided with connecting through hole, and the other end is set to threaded stem, and threaded stem is provided with the through hole perpendicular to threaded stem axis away from one end of connecting sheet, and described through hole is used for construction opening pin;
One end of described nut is set to rotary head, and for rotating nut, the other end is set to cylindrical shaft part;
Described auricle is connected with nut thread by threaded stem, and nut is arranged in the circular hole in connected piece fixed platform, and catch is set in shaft part one end away from rotary head of nut, and catch is fixedly connected with nut;
Namely rotating nut can make auricle along the axial direction straight line motion of nut, and cotter pin is for limiting the move distance of auricle at nut axial direction.
Preferably, the connecting sheet on described auricle is ears chip architecture, and ears sheet is provided with coaxial through-hole.
Preferably, the profile of described catch is set to circular or square.
Preferably, described catch selects circlip for shaft.
Preferably, the shaft part cylindrical of described nut is provided with circular groove, and described circular groove is for installing described catch.
Preferably, the conversion adapter profile of described nut is set to cylindrical, and described columniform cylindrical place is provided with annular knurl.
Preferably, the conversion adapter of described nut is set to tetragonal or hexagonal structure.
The utility model additionally provides a kind of service equipment, and described service equipment includes link as above.
The utility model has the advantage of: a kind of link of the present utility model, structure is simple, easy to operate, the function that single-degree-of-freedom displacement regulates can be realized, and be suitable for the less structure in operating space, when adjusting connector, auricle straight line motion can be ensured, do not need to rotate connected piece.
Accompanying drawing explanation
Fig. 1 is the structural representation of link in the utility model embodiment 1;
Fig. 2 is the auricle plan view of the link shown in Fig. 1;
Fig. 3 is the auricle left view of the link shown in Fig. 1;
Fig. 4 is the nut schematic diagram of the link shown in Fig. 1.
Wherein: 1-auricle, 2-nut, 3-fixed platform, 4-catch, 5-cotter pin, 21-rotary head, 22-shaft part.
Embodiment
The object implemented for making the utility model, technological scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, are further described in more detail the technological scheme in the utility model embodiment.In the accompanying drawings, same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Described embodiment is the utility model part embodiment, instead of whole embodiments.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore the restriction to the utility model protection domain can not be interpreted as.
Embodiment 1:
As shown in Figures 1 to 4, a kind of link of the present utility model, comprises auricle 1, nut 2, fixed platform 3, catch 4 and cotter pin 5.
One end of auricle 1 is provided with ears connecting sheet, and ears connecting sheet is provided with coaxial through-hole, for being connected with connected piece; The other end of auricle 1 is provided with threaded stem, and threaded stem and nut 2 are threaded connection.
Rotary head 21 profile of nut 2 one end is set to cylindrical, and its cylindrical is provided with annular knurl.Rotary head 21 is for rotating nut 2, and the cylindrical of rotary head 21 is provided with annular knurl and is conducive to rotating nut 2, and annular knurl can play anti-skidding effect.The other end of nut 2 is set to shaft part 22, and shaft part 22 is arranged on the through hole of connected piece fixed platform 3, and can rotate.
Catch 4 is set to ring, and the inner hole sleeve of described annulus on the cylindrical of shaft part 22, and is fixedly connected with nut 2 by welding.Catch 4 can limit nut 2 and move along its axial direction, and nut 2 only can rotate.
Be understandable that, the profile of described catch 4 can also set according to actual conditions.Such as, in an alternative embodiment, the profile of catch 4 is set to square, and its center is provided with manhole.
One end in the threaded stem end of auricle 1 away from ears connecting sheet is provided with through hole, the axis of through hole and the axes normal of described threaded stem.Described through hole is used for construction opening pin 5, and cotter pin 5 limits the distance that auricle 1 moves at nut 2 axial direction.
When needs adjusting connector, with hand steered firmly auricle 1, rotating nut 2, auricle 1 can (as shown in Figure 1 direction) move up and down.
Embodiment 2:
Embodiment 2 is substantially identical with above-described embodiment 1, and its difference is: the rotary head 21 of described nut 2 is set to outer hexagonal structure, and the rotary head 21 of nut one end is provided with outer hexagonal structure, for rotating nut.
Be understandable that, the rotary head 21 of described nut 2 can also set according to actual conditions.Such as, in an alternative embodiment, the profile of described rotary head 21 is set to tetragonal.
The usefulness of the present embodiment is: when the gap between auricle 1 and fixed platform 3 is too little, can use spanner rotating nut 2.
Embodiment 3:
Embodiment 3 is substantially the same manner as Example 1, and its difference is: shaft part 22 cylindrical of described nut 2 is provided with circular groove, and circular groove is for installing catch 4, and described catch 4 is set to circlip for shaft.
The usefulness of the present embodiment is: described catch 4 detachably assembles with 2, nut, convenient with the maintenance of rear connectors.
The utility model additionally provides a kind of service equipment, and described service equipment includes link as above.
Finally it is to be noted: above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit.Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technological scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment's technological scheme of the utility model.
Claims (8)
1. a link, is characterized in that: comprise auricle (1), nut (2), catch (4) and cotter pin (5), wherein,
Described auricle (1) one end is provided with connecting sheet, connecting sheet is provided with connecting through hole, the other end is set to threaded stem, and threaded stem is provided with the through hole perpendicular to threaded stem axis away from one end of connecting sheet, and described through hole is used for construction opening pin (5);
One end of described nut (2) is set to rotary head (21), and for rotating nut, the other end is set to cylindrical shaft part (22);
Described auricle (1) is threaded by threaded stem and nut (2), nut (2) is arranged in the circular hole in connected piece fixed platform (3), catch (4) is set in shaft part (22) one end away from rotary head (21) of nut (2), and catch (4) is fixedly connected with nut (2);
Rotating nut (2) namely can make auricle (1) move along the axial direction of nut (2), and cotter pin (5) is for limiting the move distance of auricle (1) at nut (2) axial direction.
2. link according to claim 1, is characterized in that: the connecting sheet on described auricle (1) is ears chip architecture, and ears sheet is provided with coaxial through-hole.
3. link according to claim 1, is characterized in that: the profile of described catch (4) is set to circular or square.
4. link according to claim 1, is characterized in that: described catch (4) selects circlip for shaft.
5. link according to claim 4, is characterized in that: shaft part (22) cylindrical of described nut (2) is provided with circular groove, and described circular groove is for installing described catch (4).
6. link according to claim 1, is characterized in that: conversion adapter (21) profile of described nut (2) is set to cylindrical, and described columniform cylindrical (21) place is provided with annular knurl.
7. link according to claim 1, is characterized in that: the conversion adapter of described nut (2) is set to tetragonal or hexagonal structure.
8. a service equipment, is characterized in that: described service equipment comprises as the link in claim 1 to 5 as described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520618719.1U CN204828147U (en) | 2015-08-17 | 2015-08-17 | Connecting piece and have service equipment of this connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520618719.1U CN204828147U (en) | 2015-08-17 | 2015-08-17 | Connecting piece and have service equipment of this connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204828147U true CN204828147U (en) | 2015-12-02 |
Family
ID=54685754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520618719.1U Active CN204828147U (en) | 2015-08-17 | 2015-08-17 | Connecting piece and have service equipment of this connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204828147U (en) |
-
2015
- 2015-08-17 CN CN201520618719.1U patent/CN204828147U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |