CN104631985A - Pulley block capable of adjusting angles of bearing wheels according to arc tracks with different radii - Google Patents
Pulley block capable of adjusting angles of bearing wheels according to arc tracks with different radii Download PDFInfo
- Publication number
- CN104631985A CN104631985A CN201410376009.2A CN201410376009A CN104631985A CN 104631985 A CN104631985 A CN 104631985A CN 201410376009 A CN201410376009 A CN 201410376009A CN 104631985 A CN104631985 A CN 104631985A
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- Prior art keywords
- hole
- bogey wheel
- different radii
- assembly
- arc orbit
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Abstract
The invention discloses a pulley block capable of adjusting the angles of bearing wheels according to arc tracks with different radii. The pulley block capable of adjusting the angles of the bearing wheels according to the arc tracks with different radii comprises a bearing wheel fixing plate, a plurality of bearing wheel assemblies, a plurality of rotary hinge pins and a plurality of locking screws, wherein each bearing wheel assembly comprises a fixed shaft and the corresponding bearing wheel which can be installed at one end of the fixed shaft in a rotary mode, a first through hole and a first threaded hole are formed in each fixed shaft, a plurality of bearing wheel assembly installation parts are arranged on the bearing wheel fixing plate, second threaded holes and second through holes are formed in the portions, corresponding to the first through holes and the first threaded holes, of the bearing wheel assembly installation parts, the end face of each second through hole is in an arc shape, each rotary hinge pin penetrates through the corresponding first through hole from the space below and then is locked on the corresponding second threaded hole, and each locking screw penetrates through the corresponding second through hole from the space above and then is locked on the corresponding first threaded hole. According to the pulley block capable of adjusting the angles of the bearing wheels according to the arc tracks with different radii, squeezing and friction between the inner side faces of the bearing wheels and the arc tracks are avoided, a door leaf can operate smoothly, and noise generated when the door leaf operates is lowered.
Description
Technical field
The present invention relates to pulley assembly technical field, particularly relate to a kind of pulley assembly that can regulate BOGEY WHEEL angle according to the arc orbit of different radii.
Background technology
At present on the market, the BOGEY WHEEL on the pulley assembly of the level and smooth class automatic door of various arc orbit is all designed to fix, and the centre of gyration line of BOGEY WHEEL is all without the center of circle of arc orbit, and therefore, it cannot regulate according to the arc orbit of different radii R.As shown in Figure 1, rotational axis line L1 and the L2 of two BOGEY WHEELs is parallel fixing, without the center of circle of arc orbit (radius R).The BOGEY WHEEL situation that operation can have some setbacks on arc orbit of such pulley assembly, serious extruding and friction can be there is in the medial surface of BOGEY WHEEL with arc orbit, the resistance of a body in the middle of running is increased, thus need to consume more power, also considerably increase the noise of a running body simultaneously.
Therefore, prior art existing defects, needs to improve.
Summary of the invention
The object of the present invention is to provide a kind of pulley assembly that can regulate BOGEY WHEEL angle according to the arc orbit of different radii, avoid BOGEY WHEEL medial surface and arc orbit to occur to extrude and friction, make door leaf trouble-free operation, alleviate the noise that door leaf runs.
Technical scheme of the present invention is as follows: the invention provides a kind of pulley assembly that can regulate BOGEY WHEEL angle according to the arc orbit of different radii, comprise: BOGEY WHEEL fixed head, several BOGEY WHEEL assembly, several rotating pin and several lock-screw, described in each, BOGEY WHEEL assembly comprises: fixed axis and can rotate the BOGEY WHEEL being installed on described fixed axis one end, described fixed axis is provided with the first through hole and the first screwed hole, described load-bearing fixed head is provided with several BOGEY WHEEL assembly installation portion, corresponding described first through hole of BOGEY WHEEL assembly installation portion described in each and the first screwed hole are provided with the second screwed hole and the second through hole, described second through hole end face is curved, rotating pin described in each lock onto on described second screwed hole after passing from below through the first through hole, lock-screw described in each lock onto the first screwed hole from top through after the second through hole.
The quantity of described BOGEY WHEEL assembly is two, and the quantity of described rotating pin is two, and the quantity of described lock-screw is two.
Described second through hole end face is curved, and the radius of described arc equals the distance between the first through hole and the first screwed hole.
Described first through hole is located at the middle part of described fixed axis, and described first screwed hole is located at the other end of described fixed axis.
Described first through hole is located at the other end of described fixed axis, and described first screwed hole is located at the middle part of described fixed axis.
BOGEY WHEEL assembly installation portion described in each is a flat board.
Describedly the pulley assembly of BOGEY WHEEL angle can be regulated also to comprise door leaf link plate and limit assembly according to the arc orbit of different radii, described door leaf link plate is fixed on described BOGEY WHEEL fixed head by described limit assembly, described door leaf link plate is positioned at the below of described BOGEY WHEEL fixed head, and described door leaf link plate is for installing door leaf.
Adopt such scheme, the pulley assembly that can regulate BOGEY WHEEL angle according to the arc orbit of different radii of the present invention, rotating pin and lock-screw is adopted to fix BOGEY WHEEL assembly, BOGEY WHEEL assembly is made to take rotating pin as the center of circle, rotate according to the radius of arc orbit and have a certain degree, make the centre of gyration line of BOGEY WHEEL through the center of circle of arc orbit, improve the smooth degree that pulley assembly runs on arc orbit well, reduce the medial surface of BOGEY WHEEL and the extruding of arc orbit and friction, the resistance be subject to when door leaf is run reduces greatly, reduce the noise that door leaf runs simultaneously, close to muting function, the operation of door leaf is made to be tending towards perfect.
Accompanying drawing explanation
Fig. 1 is the structural representation of pulley assembly on the market.
Fig. 2 is the present invention can regulate the pulley assembly of BOGEY WHEEL angle structural representation according to the arc orbit of different radii.
Fig. 3 is the sectional drawing of A-A line in Fig. 2.
Fig. 4 is the structural representation that pulley assembly is installed on arc orbit.
Fig. 5 is the present invention can regulate the pulley assembly of BOGEY WHEEL angle Principles of Regulation figure according to the arc orbit of different radii.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Refer to Fig. 2 to Fig. 5, the invention provides a kind of pulley assembly that can regulate BOGEY WHEEL angle according to the arc orbit of different radii, comprise: BOGEY WHEEL fixed head 10, several BOGEY WHEEL assembly 20, several rotating pin 30 and several lock-screw 40, described in each, BOGEY WHEEL assembly 20 comprises: fixed axis 22 and can rotate the BOGEY WHEEL 24 being installed on described fixed axis 22 one end, described fixed axis 22 is provided with the first through hole 25 and the first screwed hole 26, described load-bearing fixed head 10 is provided with several BOGEY WHEEL assembly installation portion 12, corresponding described first through hole 25 of BOGEY WHEEL assembly installation portion 12 described in each and the first screwed hole 26 are provided with the second screwed hole 14 and the second through hole 16, described second through hole 16 end face is curved, rotating pin 30 described in each lock onto on described second screwed hole 14 after passing from below through the first through hole 25, lock-screw 40 described in each lock onto the first screwed hole 26 from top through after the second through hole 16.
In the present embodiment, the quantity of described BOGEY WHEEL assembly 20 is preferably two, and correspondingly, the quantity of described rotating pin 30 and lock-screw 40 is also two.Described second through hole 16 end face is curved, and the radius of described arc equals the distance between the first through hole 25 and the first screwed hole 26, makes lock-screw 40 after the passing Anywhere of the second through hole 16, all can lock onto on the first screwed hole 26.
Described first through hole 25 is located at the middle part of described fixed axis 22, and described first screwed hole 26 is located at the other end of described fixed axis 22.So be not limited thereto, described first through hole also can be located at the other end of described fixed axis, and described first screwed hole is then located at the middle part of described fixed axis.
BOGEY WHEEL assembly installation portion 12 described in each is a flat board, and described rotating pin 30 can be a screw.
Describedly the pulley assembly of BOGEY WHEEL angle can be regulated also to comprise door leaf link plate 50 and limit assembly 60 according to the arc orbit of different radii, described door leaf link plate 50 is fixed on described BOGEY WHEEL fixed head 10 by described limit assembly 60, described door leaf link plate 50 is positioned at the below of described BOGEY WHEEL fixed head 10, and described door leaf link plate 50 is for installing door leaf.
Describedly the pulley assembly of BOGEY WHEEL angle can be regulated also to comprise an arc orbit 70 according to the arc orbit of different radii, the pulley 24 of pulley assembly 20 is installed on this arc orbit 70.
The present invention can regulate the Principles of Regulation of the pulley assembly of BOGEY WHEEL angle as follows according to the arc orbit of different radii: unclamp rotating pin 30(by halves and pulley assembly 20 can rotate around rotating pin 30), be totally released lock-screw 40 again, with rotating pin 30 for the center of circle, according to the radius rotating pulley assembly 20 of arc orbit, make the centre of gyration line of BOGEY WHEEL 24 through the center of circle of arc orbit 70, pulley assembly 20 have rotated angle θ as shown in Figure 5, locks rotating pin 30 and lock-screw 40 afterwards.
In sum, the invention provides a kind of pulley assembly that can regulate BOGEY WHEEL angle according to the arc orbit of different radii, rotating pin and lock-screw is adopted to fix BOGEY WHEEL assembly, BOGEY WHEEL assembly is made to take rotating pin as the center of circle, rotate according to the radius of arc orbit and have a certain degree, make the centre of gyration line of BOGEY WHEEL through the center of circle of arc orbit, improve the smooth degree that pulley assembly runs on arc orbit well, reduce the medial surface of BOGEY WHEEL and the extruding of arc orbit and friction, the resistance be subject to when door leaf is run reduces greatly, reduce the noise that door leaf runs simultaneously, close to muting function, the operation of door leaf is made to be tending towards perfect.
These are only preferred embodiment of the present invention, be not limited to the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. one kind can regulate the pulley assembly of BOGEY WHEEL angle according to the arc orbit of different radii, it is characterized in that, comprise: BOGEY WHEEL fixed head, several BOGEY WHEEL assembly, several rotating pin and several lock-screw, described in each, BOGEY WHEEL assembly comprises: fixed axis and can rotate the BOGEY WHEEL being installed on described fixed axis one end, described fixed axis is provided with the first through hole and the first screwed hole, described load-bearing fixed head is provided with several BOGEY WHEEL assembly installation portion, corresponding described first through hole of BOGEY WHEEL assembly installation portion described in each and the first screwed hole are provided with the second screwed hole and the second through hole, described second through hole end face is curved, rotating pin described in each lock onto on described second screwed hole after passing from below through the first through hole, lock-screw described in each lock onto the first screwed hole from top through after the second through hole.
2. the pulley assembly that can regulate BOGEY WHEEL angle according to the arc orbit of different radii according to claim 1, it is characterized in that, the quantity of described BOGEY WHEEL assembly is two, and the quantity of described rotating pin is two, and the quantity of described lock-screw is two.
3. the pulley assembly that can regulate BOGEY WHEEL angle according to the arc orbit of different radii according to claim 1, it is characterized in that, described second through hole end face is curved, and the radius of described arc equals the distance between the first through hole and the first screwed hole.
4. the pulley assembly that can regulate BOGEY WHEEL angle according to the arc orbit of different radii according to claim 1, it is characterized in that, described first through hole is located at the middle part of described fixed axis, and described first screwed hole is located at the other end of described fixed axis.
5. the pulley assembly that can regulate BOGEY WHEEL angle according to the arc orbit of different radii according to claim 1, it is characterized in that, described first through hole is located at the other end of described fixed axis, and described first screwed hole is located at the middle part of described fixed axis.
6. the pulley assembly that can regulate BOGEY WHEEL angle according to the arc orbit of different radii according to claim 1, is characterized in that, BOGEY WHEEL assembly installation portion described in each is a flat board.
7. the pulley assembly that can regulate BOGEY WHEEL angle according to the arc orbit of different radii according to claim 1, also comprise door leaf link plate and limit assembly, described door leaf link plate is fixed on described BOGEY WHEEL fixed head by described limit assembly, described door leaf link plate is positioned at the below of described BOGEY WHEEL fixed head, and described door leaf link plate is for installing door leaf.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410376009.2A CN104631985B (en) | 2014-08-01 | 2014-08-01 | Can regulate according to the arc orbit of different radii the pulley assembly of BOGEY WHEEL angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410376009.2A CN104631985B (en) | 2014-08-01 | 2014-08-01 | Can regulate according to the arc orbit of different radii the pulley assembly of BOGEY WHEEL angle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104631985A true CN104631985A (en) | 2015-05-20 |
| CN104631985B CN104631985B (en) | 2016-05-04 |
Family
ID=53211176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410376009.2A Active CN104631985B (en) | 2014-08-01 | 2014-08-01 | Can regulate according to the arc orbit of different radii the pulley assembly of BOGEY WHEEL angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104631985B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1908905A1 (en) * | 2006-10-02 | 2008-04-09 | Bremet Brevetti Metecno S.P.A. | Catching device |
| CN203285217U (en) * | 2013-05-23 | 2013-11-13 | 佛山市西尔沃科技有限公司 | Pulley block |
| CN203684891U (en) * | 2014-01-22 | 2014-07-02 | 梁孟滨 | Adjustable pulley device |
| CN203684890U (en) * | 2014-01-22 | 2014-07-02 | 梁孟滨 | Heavy-type door and window sliding wheel device |
| CN203978112U (en) * | 2014-08-01 | 2014-12-03 | 深圳市门老爷科技有限公司 | Can regulate according to the arc orbit of different radii the pulley assembly of BOGEY WHEEL angle |
-
2014
- 2014-08-01 CN CN201410376009.2A patent/CN104631985B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1908905A1 (en) * | 2006-10-02 | 2008-04-09 | Bremet Brevetti Metecno S.P.A. | Catching device |
| CN203285217U (en) * | 2013-05-23 | 2013-11-13 | 佛山市西尔沃科技有限公司 | Pulley block |
| CN203684891U (en) * | 2014-01-22 | 2014-07-02 | 梁孟滨 | Adjustable pulley device |
| CN203684890U (en) * | 2014-01-22 | 2014-07-02 | 梁孟滨 | Heavy-type door and window sliding wheel device |
| CN203978112U (en) * | 2014-08-01 | 2014-12-03 | 深圳市门老爷科技有限公司 | Can regulate according to the arc orbit of different radii the pulley assembly of BOGEY WHEEL angle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104631985B (en) | 2016-05-04 |
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