CN204063487U - Automobile air conditioning box throttle linkage rocker arm body - Google Patents
Automobile air conditioning box throttle linkage rocker arm body Download PDFInfo
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- CN204063487U CN204063487U CN201420090818.2U CN201420090818U CN204063487U CN 204063487 U CN204063487 U CN 204063487U CN 201420090818 U CN201420090818 U CN 201420090818U CN 204063487 U CN204063487 U CN 204063487U
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- Prior art keywords
- track groove
- post
- connecting rod
- rocking arm
- circle
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Abstract
The utility model discloses a kind of automobile air conditioning box throttle linkage rocker arm body, comprise and be arranged on rotating connecting rod and rocking arm on automobile air conditioning box air door, described connecting rod is provided with track groove, described rocking arm is provided with and movablely in track groove can shakes post, when described rocking arm rotates, band shakes post promotion link rotatable, described connecting rod is provided with left track groove and right track groove, correspondingly on described rocking arm be provided with shaking post I and shaking post II in right track groove activity in left track groove activity, describedly shake post I and shake post II on a left side, during right track groove activity, the shake post far away by distance connecting rod pivot promotes link rotatable, the utility model improves air door and rotates control accuracy, reduces blender door degree of rocking.
Description
Technical field
The utility model belongs to the transmission mechanism field of automobile air conditioning box air door, is specifically related to a kind of two-orbit connecting rod rocker arm body.
Background technology
The transmission mechanism of automobile air conditioning box air door of the prior art comprises connecting rod and rocking arm as shown in Figure 1, wherein connecting rod is provided with a track groove; rocking arm is provided with one and shakes post; rocking arm shakes the track groove activity of post in connecting rod; rocking arm is turned in these two processes of the right by left steering centre position again, same trajectories in a stroke is used twice.Disadvantage: 1, Use Adjustment air-conditioning box blender door aperture adjusts the linear of air-conditioning box temperature rise, all uses the wayward throttle opening of same track back and forth; 2, when rocking arm, connecting rod are in collinear position, whole mechanism easily rocks, and in addition due to the existence of production error, air door rocks can increase in this position.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of automobile air conditioning box throttle linkage rocker arm body of two-orbit, improves air door and rotates control accuracy, reduce blender door degree of rocking.
The purpose of this utility model is achieved through the following technical solutions:
A kind of automobile air conditioning box throttle linkage rocker arm body, comprise and be arranged on rotating connecting rod and rocking arm on automobile air conditioning box air door, described connecting rod is provided with track groove, described rocking arm is provided with and movablely in track groove can shakes post, when described rocking arm rotates, band shakes post promotion link rotatable, described connecting rod is provided with left track groove and right track groove, correspondingly on described rocking arm be provided with shaking post I and shaking post II in right track groove activity in left track groove activity, describedly shake post I and shake post II on a left side, during right track groove activity, the shake post far away by distance connecting rod pivot promotes link rotatable,
Further; The shape of described right track groove obtains by the following method: 1) with connecting rod pivot A for the center of circle, the distance using connecting rod pivot A to rocking arm pivot B for radius as circle I; 2) with rocking arm pivot B for the center of circle, with the distance of rocking arm pivot B to Yao Zhu I center D for radius do circle II, D on the right side of AB; 3) corner setting connecting rod is that ∠ DAC, C are on circle I; 4) on circle I, counterclockwise look for 1 E, ∠ BAE≤∠ DAC according to AB, with E be the center of circle with the distance of rocking arm pivot B to Yao Zhu I center D for radius is done to justify III; 5) look for one F with BD counterclockwise at circle II, make ∠ DBF=∠ DAG, G is AC and the intersection point of circle II, with connecting rod pivot A for the center of circle, with the distance of an A to some F for radius, makes circle IV; 6) circle IV and the intersection point H1 point of circle III near D point is found; 7) repeat step 1-6 N time, meet ∠ BAE
(n)> ∠ BAE
(n-1), ∠ DBF
(n)> ∠ DBF
(n-1), obtain H1 to Hn point, by H1, H2 ..., namely Hn smooth connection obtains the shape of right track groove.
Further, the shape of described left track groove obtains by the following method: 1) with connecting rod pivot A for the center of circle, the distance using connecting rod pivot A to rocking arm pivot B for radius as circle I; 2) with rocking arm pivot B for the center of circle, with the distance of rocking arm pivot B to Yao Zhu I center D ' for radius do circle II, D ' on the left of AB; 3) corner setting connecting rod is that ∠ D ' AC ', C ' are on circle I; 4) on circle I, clockwise look for 1 E ', ∠ BAE '≤∠ D ' AC ' according to AB, with E ' for the center of circle with the distance of rocking arm pivot B to Yao Zhu I center D ' for radius is done to justify III; 5) at circle II so that BD ' clockwise direction to look for 1 F ', make ∠ D ' BF '=∠ D ' AG ', G ' be AC ' and the intersection point of circle II, with connecting rod pivot A for the center of circle, with the distance of an A a to F ' for radius, work round IV '; 6) circle IV ' and the intersection point H1 ' point of circle III ' near D ' is found; 7) repeat step 1-6 N time, meet ∠ BAE
(n)' > ∠ BAE
(n-1)', ∠ DBF
(n)' > ∠ DBF
(n-1)' obtain H1 ' to Hn ' point, by H1 ', H2 ' ..., namely Hn ' smooth connection obtains the shape of left track groove.
The beneficial effects of the utility model are: of the present utility modelly shake post I and shake post II when left and right track groove activity, and the shake post far away by distance connecting rod pivot promotes link rotatable; The brachium ratio of rocking arm and connecting rod can be avoided excessive and cause very large rocking, it also avoid and rock king-sized defect when rocking arm, connecting rod mediate; In addition, the same one section of track of use that swings can also be avoided, the aperture of wayward air door; Therefore, the utility model improves air door and rotates control accuracy, reduces blender door degree of rocking.
Other advantages of the present utility model, target and feature will be set forth to a certain extent in the following description, and to a certain extent, based on will be apparent to those skilled in the art to investigating hereafter, or can be instructed from practice of the present utility model.Target of the present utility model and other advantages can be realized by description below and obtain.
Accompanying drawing explanation
In order to make the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model is described in further detail, wherein:
Fig. 1 is traditional automobile air conditioning box throttle linkage rocker arm body structural representation;
Fig. 2 is the partial enlarged drawing at M place in Fig. 1;
Fig. 3 is the utility model structural representation;
Fig. 4 is the partial enlarged drawing at N place in Fig. 3;
Fig. 5 is the utility model bar linkage structure schematic diagram;
Fig. 6 is the utility model rocker structure schematic diagram;
Fig. 7 is right track groove track technique of painting schematic diagram;
Fig. 8 is right track groove trajectory shape schematic diagram;
Fig. 9 is left track groove trajectory shape schematic diagram.
Detailed description of the invention
Hereinafter with reference to accompanying drawing, preferred embodiment of the present utility model is described in detail.Should be appreciated that preferred embodiment only in order to the utility model is described, instead of in order to limit protection domain of the present utility model.
As shown in the figure, a kind of automobile air conditioning box throttle linkage rocker arm body, comprise and be arranged on rotating connecting rod 1 and rocking arm 2 on automobile air conditioning box air door, described connecting rod is provided with track groove, described rocking arm is provided with and movablely in track groove can shakes post, when described rocking arm rotates, band shakes post promotion link rotatable, described connecting rod is provided with left track groove 11 and right track groove 12, correspondingly on described rocking arm be provided with shaking post I 21 and shaking post II 22 in right track groove activity in left track groove activity, describedly shake post I and shake post II on a left side, during right track groove activity, the shake post far away by distance connecting rod pivot promotes link rotatable.
In the present embodiment, shake post I 21 and shake post II 22 when left and right track groove activity, the shake post far away by distance connecting rod pivot promotes link rotatable; The brachium ratio of rocking arm and connecting rod can be avoided excessive and cause very large rocking, it also avoid and rock king-sized defect when rocking arm, connecting rod mediate; In addition, the same one section of track of use that swings can also be avoided, the aperture of wayward air door; Therefore, the utility model improves air door and rotates control accuracy, reduces blender door degree of rocking.
In the present embodiment; The shape of described right track groove obtains by the following method: 1) with connecting rod pivot A for the center of circle, the distance using connecting rod pivot A to rocking arm pivot B for radius as circle I; 2) with rocking arm pivot B for the center of circle, with the distance of rocking arm pivot B to Yao Zhu I center D for radius do circle II, D on the right side of AB; 3) corner setting connecting rod is that ∠ DAC, C are on circle I; 4) on circle I, counterclockwise look for 1 E, ∠ BAE≤∠ DAC according to AB, with E be the center of circle with the distance of rocking arm pivot B to Yao Zhu I center D for radius is done to justify III; 5) look for one F with BD counterclockwise at circle II, make ∠ DBF=∠ DAG, G is AC and the intersection point of circle II, with connecting rod pivot A for the center of circle, with the distance of an A to some F for radius, makes circle IV; 6) circle IV and the intersection point H1 point of circle III near D point is found; 7) repeat step 1-6 N time, meet ∠ BAE
(n)> ∠ BAE
(n-1), ∠ DBF
(n)> ∠ DBF
(n-1), obtain H1 to Hn point, by H1, H2 ..., namely Hn smooth connection obtains the shape of right track groove.
In the present embodiment; The shape of described left track groove obtains by the following method: 1) with connecting rod pivot A for the center of circle, the distance using connecting rod pivot A to rocking arm pivot B for radius as circle I; 2) with rocking arm pivot B for the center of circle, with the distance of rocking arm pivot B to Yao Zhu I center D ' for radius do circle II, D ' on the left of AB; 3) corner setting connecting rod is that ∠ D ' AC ', C ' are on circle I; 4) on circle I, clockwise look for 1 E ', ∠ BAE '≤∠ D ' AC ' according to AB, with E ' for the center of circle with the distance of rocking arm pivot B to Yao Zhu I center D ' for radius is done to justify III; 5) at circle II so that BD ' clockwise direction to look for 1 F ', make ∠ D ' BF '=∠ D ' AG ', G ' be AC ' and the intersection point of circle II, with connecting rod pivot A for the center of circle, with the distance of an A a to F ' for radius, work round IV '; 6) circle IV ' and the intersection point H1 ' point of circle III ' near D ' is found; 7) repeat step 1-6 N time, meet ∠ BAE
(n)' > ∠ BAE
(n-1)', ∠ DBF
(n)' > ∠ DBF
(n-1)' obtain H1 ' to Hn ' point, by H1 ', H2 ' ..., namely Hn ' smooth connection obtains the shape of left track groove.
When the trajectory shape of the left and right track groove of the present embodiment can better realize left and right track groove activity, the function of shaking post promotion link rotatable far away by distance connecting rod pivot, may also be other similar shapes certainly in various embodiments.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of the technical program, it all should be encompassed in the middle of right of the present utility model.
Claims (1)
1. an automobile air conditioning box throttle linkage rocker arm body, comprise and be arranged on rotating connecting rod and rocking arm on automobile air conditioning box air door, described connecting rod is provided with track groove, described rocking arm is provided with and movablely in track groove can shakes post, when described rocking arm rotates, band shakes post promotion link rotatable, it is characterized in that: described connecting rod is provided with left track groove and right track groove, correspondingly on described rocking arm be provided with shaking post I and shaking post II in right track groove activity in left track groove activity, describedly shake post I and shake post II on a left side, during right track groove activity, the shake post far away by distance connecting rod pivot promotes link rotatable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420090818.2U CN204063487U (en) | 2014-02-28 | 2014-02-28 | Automobile air conditioning box throttle linkage rocker arm body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420090818.2U CN204063487U (en) | 2014-02-28 | 2014-02-28 | Automobile air conditioning box throttle linkage rocker arm body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204063487U true CN204063487U (en) | 2014-12-31 |
Family
ID=52204982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420090818.2U Expired - Fee Related CN204063487U (en) | 2014-02-28 | 2014-02-28 | Automobile air conditioning box throttle linkage rocker arm body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204063487U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103776145A (en) * | 2014-02-28 | 2014-05-07 | 南方英特空调有限公司 | Connecting rod rocker arm mechanism for air door of automobile air handling unit |
| CN105865104A (en) * | 2016-05-25 | 2016-08-17 | 南方英特空调有限公司 | Automatic heating compensation air conditioning box |
-
2014
- 2014-02-28 CN CN201420090818.2U patent/CN204063487U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103776145A (en) * | 2014-02-28 | 2014-05-07 | 南方英特空调有限公司 | Connecting rod rocker arm mechanism for air door of automobile air handling unit |
| CN103776145B (en) * | 2014-02-28 | 2016-08-17 | 南方英特空调有限公司 | Automobile air conditioning box throttle linkage rocker arm body |
| CN105865104A (en) * | 2016-05-25 | 2016-08-17 | 南方英特空调有限公司 | Automatic heating compensation air conditioning box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20190228 |